[INFO] cloning repository https://github.com/U-yammer/rs-crate-lesson
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/U-yammer/rs-crate-lesson" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FU-yammer%2Frs-crate-lesson", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FU-yammer%2Frs-crate-lesson'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d1a2a15165c93bc1a055aef891474fa4830fb24f
[INFO] testing U-yammer/rs-crate-lesson against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FU-yammer%2Frs-crate-lesson" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/U-yammer/rs-crate-lesson on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/U-yammer/rs-crate-lesson
[INFO] finished tweaking git repo https://github.com/U-yammer/rs-crate-lesson
[INFO] tweaked toml for git repo https://github.com/U-yammer/rs-crate-lesson written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/U-yammer/rs-crate-lesson already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2bb781a3a672f87cf6a64faf615f558d392111bb99def8bb4743ae19be7bd373
[INFO] running `Command { std: "docker" "start" "-a" "2bb781a3a672f87cf6a64faf615f558d392111bb99def8bb4743ae19be7bd373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bb781a3a672f87cf6a64faf615f558d392111bb99def8bb4743ae19be7bd373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bb781a3a672f87cf6a64faf615f558d392111bb99def8bb4743ae19be7bd373", kill_on_drop: false }`
[INFO] [stdout] 2bb781a3a672f87cf6a64faf615f558d392111bb99def8bb4743ae19be7bd373
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb24dfce36eafddc22cbf47a3e2c144fc3c180b97e2e7f0834a6bd6feac94608
[INFO] running `Command { std: "docker" "start" "-a" "eb24dfce36eafddc22cbf47a3e2c144fc3c180b97e2e7f0834a6bd6feac94608", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling lib_demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `;` or `{`, found keyword `pub`
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | mod generator
[INFO] [stdout]   |              - expected one of `;` or `{`
[INFO] [stdout] 2 | pub fn print_random_num() {
[INFO] [stdout]   | ^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lib_demo` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "eb24dfce36eafddc22cbf47a3e2c144fc3c180b97e2e7f0834a6bd6feac94608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb24dfce36eafddc22cbf47a3e2c144fc3c180b97e2e7f0834a6bd6feac94608", kill_on_drop: false }`
[INFO] [stdout] eb24dfce36eafddc22cbf47a3e2c144fc3c180b97e2e7f0834a6bd6feac94608