[INFO] cloning repository https://github.com/timotree3/amlion
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timotree3/amlion" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimotree3%2Famlion", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimotree3%2Famlion'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1cabd391d1b93ac13b882c2b3be45f9e66761ea4
[INFO] testing timotree3/amlion against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimotree3%2Famlion" "/workspace/builds/worker-34/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-34/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/timotree3/amlion on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/timotree3/amlion
[INFO] finished tweaking git repo https://github.com/timotree3/amlion
[INFO] tweaked toml for git repo https://github.com/timotree3/amlion written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] crate git repo https://github.com/timotree3/amlion already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97dce4dc35710c183bce4559d275bf9a733fc16748286eb82e7236f14c5495bd
[INFO] running `Command { std: "docker" "start" "-a" "97dce4dc35710c183bce4559d275bf9a733fc16748286eb82e7236f14c5495bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97dce4dc35710c183bce4559d275bf9a733fc16748286eb82e7236f14c5495bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97dce4dc35710c183bce4559d275bf9a733fc16748286eb82e7236f14c5495bd", kill_on_drop: false }`
[INFO] [stdout] 97dce4dc35710c183bce4559d275bf9a733fc16748286eb82e7236f14c5495bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37fae867c0efa9908e5f2988e19715690379947eb184d7dbeeefcd8d8128c78f
[INFO] running `Command { std: "docker" "start" "-a" "37fae867c0efa9908e5f2988e19715690379947eb184d7dbeeefcd8d8128c78f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling letter_puzzle_solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.23s
[INFO] running `Command { std: "docker" "inspect" "37fae867c0efa9908e5f2988e19715690379947eb184d7dbeeefcd8d8128c78f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37fae867c0efa9908e5f2988e19715690379947eb184d7dbeeefcd8d8128c78f", kill_on_drop: false }`
[INFO] [stdout] 37fae867c0efa9908e5f2988e19715690379947eb184d7dbeeefcd8d8128c78f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 277961f9a7ccbea0d289c396f305d08b253cece218adfc7545d3f7fb23e63b7f
[INFO] running `Command { std: "docker" "start" "-a" "277961f9a7ccbea0d289c396f305d08b253cece218adfc7545d3f7fb23e63b7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling letter_puzzle_solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "277961f9a7ccbea0d289c396f305d08b253cece218adfc7545d3f7fb23e63b7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "277961f9a7ccbea0d289c396f305d08b253cece218adfc7545d3f7fb23e63b7f", kill_on_drop: false }`
[INFO] [stdout] 277961f9a7ccbea0d289c396f305d08b253cece218adfc7545d3f7fb23e63b7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b52f0ecf6532f4246e3288aef3c2354901abff263366b06572116ade21edeb96
[INFO] running `Command { std: "docker" "start" "-a" "b52f0ecf6532f4246e3288aef3c2354901abff263366b06572116ade21edeb96", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/letter_puzzle_solver-40c1d2ae58bdbfae)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b52f0ecf6532f4246e3288aef3c2354901abff263366b06572116ade21edeb96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b52f0ecf6532f4246e3288aef3c2354901abff263366b06572116ade21edeb96", kill_on_drop: false }`
[INFO] [stdout] b52f0ecf6532f4246e3288aef3c2354901abff263366b06572116ade21edeb96