[INFO] cloning repository https://github.com/ultiweb/my_hello_world
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ultiweb/my_hello_world" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fultiweb%2Fmy_hello_world", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fultiweb%2Fmy_hello_world'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 83998d19297008fa0dd9a74678b1578b817cf6d2
[INFO] testing ultiweb/my_hello_world 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%2Fultiweb%2Fmy_hello_world" "/workspace/builds/worker-90/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-90/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ultiweb/my_hello_world 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/ultiweb/my_hello_world
[INFO] finished tweaking git repo https://github.com/ultiweb/my_hello_world
[INFO] tweaked toml for git repo https://github.com/ultiweb/my_hello_world written to /workspace/builds/worker-90/source/Cargo.toml
[INFO] crate git repo https://github.com/ultiweb/my_hello_world 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-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 93f6d7f3b82daec0f2321b3d8f953a06f550cca7b63af3df950f9d3ebbfe1562
[INFO] running `Command { std: "docker" "start" "-a" "93f6d7f3b82daec0f2321b3d8f953a06f550cca7b63af3df950f9d3ebbfe1562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93f6d7f3b82daec0f2321b3d8f953a06f550cca7b63af3df950f9d3ebbfe1562", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93f6d7f3b82daec0f2321b3d8f953a06f550cca7b63af3df950f9d3ebbfe1562", kill_on_drop: false }`
[INFO] [stdout] 93f6d7f3b82daec0f2321b3d8f953a06f550cca7b63af3df950f9d3ebbfe1562
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] a50df224659dfbab5ed5921293e6526628a8f663b1f0469e14ef82619d1a0996
[INFO] running `Command { std: "docker" "start" "-a" "a50df224659dfbab5ed5921293e6526628a8f663b1f0469e14ef82619d1a0996", kill_on_drop: false }`
[INFO] [stderr]    Compiling my_hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "a50df224659dfbab5ed5921293e6526628a8f663b1f0469e14ef82619d1a0996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a50df224659dfbab5ed5921293e6526628a8f663b1f0469e14ef82619d1a0996", kill_on_drop: false }`
[INFO] [stdout] a50df224659dfbab5ed5921293e6526628a8f663b1f0469e14ef82619d1a0996
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 2da31166928d8035997b92337a70059ca24bde259946f2edebca7a0dd69c5e62
[INFO] running `Command { std: "docker" "start" "-a" "2da31166928d8035997b92337a70059ca24bde259946f2edebca7a0dd69c5e62", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling my_hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.40s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/my_hello_world-c5e2077d29b48cb3)
[INFO] running `Command { std: "docker" "inspect" "2da31166928d8035997b92337a70059ca24bde259946f2edebca7a0dd69c5e62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2da31166928d8035997b92337a70059ca24bde259946f2edebca7a0dd69c5e62", kill_on_drop: false }`
[INFO] [stdout] 2da31166928d8035997b92337a70059ca24bde259946f2edebca7a0dd69c5e62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 75b95034898df431eed6977d7e6577e010fbbf43c197d2f2a949f4738f37cb82
[INFO] running `Command { std: "docker" "start" "-a" "75b95034898df431eed6977d7e6577e010fbbf43c197d2f2a949f4738f37cb82", 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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/my_hello_world-c5e2077d29b48cb3)
[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 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "75b95034898df431eed6977d7e6577e010fbbf43c197d2f2a949f4738f37cb82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75b95034898df431eed6977d7e6577e010fbbf43c197d2f2a949f4738f37cb82", kill_on_drop: false }`
[INFO] [stdout] 75b95034898df431eed6977d7e6577e010fbbf43c197d2f2a949f4738f37cb82