[INFO] cloning repository https://github.com/CrazyWonton/rust_tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CrazyWonton/rust_tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCrazyWonton%2Frust_tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCrazyWonton%2Frust_tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8e43a5c76db204a50af93bcc9a2c2d112b7f05ea
[INFO] testing CrazyWonton/rust_tutorial 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%2FCrazyWonton%2Frust_tutorial" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CrazyWonton/rust_tutorial 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/CrazyWonton/rust_tutorial
[INFO] finished tweaking git repo https://github.com/CrazyWonton/rust_tutorial
[INFO] tweaked toml for git repo https://github.com/CrazyWonton/rust_tutorial written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/CrazyWonton/rust_tutorial 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] b91f30cfb4d89a2c5dd1581f4e2f5734aa2bc845b93fac347fb84f9732d3b469
[INFO] running `Command { std: "docker" "start" "-a" "b91f30cfb4d89a2c5dd1581f4e2f5734aa2bc845b93fac347fb84f9732d3b469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b91f30cfb4d89a2c5dd1581f4e2f5734aa2bc845b93fac347fb84f9732d3b469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b91f30cfb4d89a2c5dd1581f4e2f5734aa2bc845b93fac347fb84f9732d3b469", kill_on_drop: false }`
[INFO] [stdout] b91f30cfb4d89a2c5dd1581f4e2f5734aa2bc845b93fac347fb84f9732d3b469
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] f2e68d245c2d2347f974ff359cf5b986ebb4fb98783098b84a3433bc112509ce
[INFO] running `Command { std: "docker" "start" "-a" "f2e68d245c2d2347f974ff359cf5b986ebb4fb98783098b84a3433bc112509ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_tutorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "f2e68d245c2d2347f974ff359cf5b986ebb4fb98783098b84a3433bc112509ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2e68d245c2d2347f974ff359cf5b986ebb4fb98783098b84a3433bc112509ce", kill_on_drop: false }`
[INFO] [stdout] f2e68d245c2d2347f974ff359cf5b986ebb4fb98783098b84a3433bc112509ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d67bfa598433af9af34198b38fed8ad1c07dce5b64f1b2c9b87002a20f2c0611
[INFO] running `Command { std: "docker" "start" "-a" "d67bfa598433af9af34198b38fed8ad1c07dce5b64f1b2c9b87002a20f2c0611", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_tutorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.28s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_tutorial-f4f6432d27b6b4d1)
[INFO] running `Command { std: "docker" "inspect" "d67bfa598433af9af34198b38fed8ad1c07dce5b64f1b2c9b87002a20f2c0611", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d67bfa598433af9af34198b38fed8ad1c07dce5b64f1b2c9b87002a20f2c0611", kill_on_drop: false }`
[INFO] [stdout] d67bfa598433af9af34198b38fed8ad1c07dce5b64f1b2c9b87002a20f2c0611
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4f6cc6986d7268a2c3f67055a8860f1c28e357e4772767bfbdb1f34ee29046cc
[INFO] running `Command { std: "docker" "start" "-a" "4f6cc6986d7268a2c3f67055a8860f1c28e357e4772767bfbdb1f34ee29046cc", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_tutorial-f4f6432d27b6b4d1)
[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" "4f6cc6986d7268a2c3f67055a8860f1c28e357e4772767bfbdb1f34ee29046cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f6cc6986d7268a2c3f67055a8860f1c28e357e4772767bfbdb1f34ee29046cc", kill_on_drop: false }`
[INFO] [stdout] 4f6cc6986d7268a2c3f67055a8860f1c28e357e4772767bfbdb1f34ee29046cc