[INFO] fetching crate rust-hello-world 0.1.1...
[INFO] testing rust-hello-world-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rust-hello-world 0.1.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate rust-hello-world 0.1.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust-hello-world 0.1.1
[INFO] finished tweaking crates.io crate rust-hello-world 0.1.1
[INFO] tweaked toml for crates.io crate rust-hello-world 0.1.1 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate rust-hello-world 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 316ffeec30f512d7edb069890a67a415885e91c2d06473e1af40c7d7dd221249
[INFO] running `Command { std: "docker" "start" "-a" "316ffeec30f512d7edb069890a67a415885e91c2d06473e1af40c7d7dd221249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "316ffeec30f512d7edb069890a67a415885e91c2d06473e1af40c7d7dd221249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "316ffeec30f512d7edb069890a67a415885e91c2d06473e1af40c7d7dd221249", kill_on_drop: false }`
[INFO] [stdout] 316ffeec30f512d7edb069890a67a415885e91c2d06473e1af40c7d7dd221249
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f29741be732e6019b5564237e95be6fdf400f81af1468ca83e3ca42064086d35
[INFO] running `Command { std: "docker" "start" "-a" "f29741be732e6019b5564237e95be6fdf400f81af1468ca83e3ca42064086d35", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-hello-world v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "f29741be732e6019b5564237e95be6fdf400f81af1468ca83e3ca42064086d35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f29741be732e6019b5564237e95be6fdf400f81af1468ca83e3ca42064086d35", kill_on_drop: false }`
[INFO] [stdout] f29741be732e6019b5564237e95be6fdf400f81af1468ca83e3ca42064086d35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc71c36ad4c7a3c57fac22bf5b5305872da0622c996291118688bf61277353fa
[INFO] running `Command { std: "docker" "start" "-a" "dc71c36ad4c7a3c57fac22bf5b5305872da0622c996291118688bf61277353fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-hello-world v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "dc71c36ad4c7a3c57fac22bf5b5305872da0622c996291118688bf61277353fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc71c36ad4c7a3c57fac22bf5b5305872da0622c996291118688bf61277353fa", kill_on_drop: false }`
[INFO] [stdout] dc71c36ad4c7a3c57fac22bf5b5305872da0622c996291118688bf61277353fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 570f79891e1b4f2ffba72667014c8a7fd149aa6de47c49f7b2e1bfabeb423193
[INFO] running `Command { std: "docker" "start" "-a" "570f79891e1b4f2ffba72667014c8a7fd149aa6de47c49f7b2e1bfabeb423193", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_hello_world-0dcb6bffce9f6083)
[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" "570f79891e1b4f2ffba72667014c8a7fd149aa6de47c49f7b2e1bfabeb423193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "570f79891e1b4f2ffba72667014c8a7fd149aa6de47c49f7b2e1bfabeb423193", kill_on_drop: false }`
[INFO] [stdout] 570f79891e1b4f2ffba72667014c8a7fd149aa6de47c49f7b2e1bfabeb423193