Compenstate for executable bit being lost during push

.compute

@@ -3,6 +3,7 @@ lxc init headnode:kenlm kenlm
 printf "uid 1777 0\ngid 1777 0" | lxc config set kenlm raw.idmap -
 lxc config device add kenlm sda disk source=/snakepit path=snakepit
 lxc start kenlm
+lxc exec kenlm chmod +x /root/kenlm/kenlm_run.sh
 lxc exec kenlm /root/kenlm/kenlm_run.sh
 lxc stop kenlm
 lxc config device remove kenlm sda

.one_time_install

@@ -2,6 +2,7 @@
 lxc init ubuntu:bionic job$JOB_NUMBER
 lxc file push kenlm_install.sh job$JOB_NUMBER/root/
 lxc start job$JOB_NUMBER
+lxc exec job$JOB_NUMBER chmod +x /root/kenlm_install.sh
 lxc exec job$JOB_NUMBER /root/kenlm_install.sh
 lxc stop job$JOB_NUMBER
 lxc publish --public job$JOB_NUMBER --alias kenlm