[INFO] cloning repository https://github.com/alextanhongpin/rust-basic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alextanhongpin/rust-basic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falextanhongpin%2Frust-basic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falextanhongpin%2Frust-basic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 48758b9afc76f5d7a47301e1b48006c3ba75c5e8
[INFO] testing alextanhongpin/rust-basic 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%2Falextanhongpin%2Frust-basic" "/workspace/builds/worker-31/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-31/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alextanhongpin/rust-basic 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/alextanhongpin/rust-basic
[INFO] finished tweaking git repo https://github.com/alextanhongpin/rust-basic
[INFO] tweaked toml for git repo https://github.com/alextanhongpin/rust-basic written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate git repo https://github.com/alextanhongpin/rust-basic 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-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 675075ae03ef909294cc5647b8757c492dd3b38ac5873337efacc84ca1058a85
[INFO] running `Command { std: "docker" "start" "-a" "675075ae03ef909294cc5647b8757c492dd3b38ac5873337efacc84ca1058a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "675075ae03ef909294cc5647b8757c492dd3b38ac5873337efacc84ca1058a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "675075ae03ef909294cc5647b8757c492dd3b38ac5873337efacc84ca1058a85", kill_on_drop: false }`
[INFO] [stdout] 675075ae03ef909294cc5647b8757c492dd3b38ac5873337efacc84ca1058a85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] c07f80fc5f780e7b5d2b0953f5b13a7a72467f3c305caacfcdb89b918ad1be21
[INFO] running `Command { std: "docker" "start" "-a" "c07f80fc5f780e7b5d2b0953f5b13a7a72467f3c305caacfcdb89b918ad1be21", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hello_world v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 27s
[INFO] running `Command { std: "docker" "inspect" "c07f80fc5f780e7b5d2b0953f5b13a7a72467f3c305caacfcdb89b918ad1be21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c07f80fc5f780e7b5d2b0953f5b13a7a72467f3c305caacfcdb89b918ad1be21", kill_on_drop: false }`
[INFO] [stdout] c07f80fc5f780e7b5d2b0953f5b13a7a72467f3c305caacfcdb89b918ad1be21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] b64ec143a8c4bff26e4281f9558452780ec049cf755946c22d598fb78a6f8957
[INFO] running `Command { std: "docker" "start" "-a" "b64ec143a8c4bff26e4281f9558452780ec049cf755946c22d598fb78a6f8957", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hello_world v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.39s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/hello_world-d4cc0683ea54e951)
[INFO] running `Command { std: "docker" "inspect" "b64ec143a8c4bff26e4281f9558452780ec049cf755946c22d598fb78a6f8957", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b64ec143a8c4bff26e4281f9558452780ec049cf755946c22d598fb78a6f8957", kill_on_drop: false }`
[INFO] [stdout] b64ec143a8c4bff26e4281f9558452780ec049cf755946c22d598fb78a6f8957
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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] 3d01d56ea3a657728c1d0d304e11d51978e06b233c839e3a7d070759cb977adc
[INFO] running `Command { std: "docker" "start" "-a" "3d01d56ea3a657728c1d0d304e11d51978e06b233c839e3a7d070759cb977adc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.38s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hello_world-d4cc0683ea54e951)
[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" "3d01d56ea3a657728c1d0d304e11d51978e06b233c839e3a7d070759cb977adc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d01d56ea3a657728c1d0d304e11d51978e06b233c839e3a7d070759cb977adc", kill_on_drop: false }`
[INFO] [stdout] 3d01d56ea3a657728c1d0d304e11d51978e06b233c839e3a7d070759cb977adc