[INFO] cloning repository https://github.com/gatensj/learning-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gatensj/learning-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgatensj%2Flearning-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgatensj%2Flearning-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 95d68fe65bd4efd7009243c2df843f1733129260
[INFO] testing gatensj/learning-rust against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgatensj%2Flearning-rust" "/workspace/builds/worker-117/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-117/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gatensj/learning-rust on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gatensj/learning-rust
[INFO] finished tweaking git repo https://github.com/gatensj/learning-rust
[INFO] tweaked toml for git repo https://github.com/gatensj/learning-rust written to /workspace/builds/worker-117/source/Cargo.toml
[INFO] crate git repo https://github.com/gatensj/learning-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ea3e5258bbc96ecb059459a22c213a147f5050e8db2b358d3dcdaa1b10e3fd7
[INFO] running `Command { std: "docker" "start" "-a" "0ea3e5258bbc96ecb059459a22c213a147f5050e8db2b358d3dcdaa1b10e3fd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ea3e5258bbc96ecb059459a22c213a147f5050e8db2b358d3dcdaa1b10e3fd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ea3e5258bbc96ecb059459a22c213a147f5050e8db2b358d3dcdaa1b10e3fd7", kill_on_drop: false }`
[INFO] [stdout] 0ea3e5258bbc96ecb059459a22c213a147f5050e8db2b358d3dcdaa1b10e3fd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6e4e20c1949dd62976ce7b6f815961c1de8e0216df2eac2570be3485aee240c
[INFO] running `Command { std: "docker" "start" "-a" "e6e4e20c1949dd62976ce7b6f815961c1de8e0216df2eac2570be3485aee240c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.17s
[INFO] running `Command { std: "docker" "inspect" "e6e4e20c1949dd62976ce7b6f815961c1de8e0216df2eac2570be3485aee240c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6e4e20c1949dd62976ce7b6f815961c1de8e0216df2eac2570be3485aee240c", kill_on_drop: false }`
[INFO] [stdout] e6e4e20c1949dd62976ce7b6f815961c1de8e0216df2eac2570be3485aee240c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 736143a06e0b6e7746d5e3a4a68c0a2d909399457e2925fcac74c0f6fe1dfbcc
[INFO] running `Command { std: "docker" "start" "-a" "736143a06e0b6e7746d5e3a4a68c0a2d909399457e2925fcac74c0f6fe1dfbcc", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "736143a06e0b6e7746d5e3a4a68c0a2d909399457e2925fcac74c0f6fe1dfbcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "736143a06e0b6e7746d5e3a4a68c0a2d909399457e2925fcac74c0f6fe1dfbcc", kill_on_drop: false }`
[INFO] [stdout] 736143a06e0b6e7746d5e3a4a68c0a2d909399457e2925fcac74c0f6fe1dfbcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 48a093e051395b2a4c78527cd522fbfb308bad812915eb5b5b4fbdd378e071cb
[INFO] running `Command { std: "docker" "start" "-a" "48a093e051395b2a4c78527cd522fbfb308bad812915eb5b5b4fbdd378e071cb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_world-a39d3a8bfb2f5c95)
[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" "48a093e051395b2a4c78527cd522fbfb308bad812915eb5b5b4fbdd378e071cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48a093e051395b2a4c78527cd522fbfb308bad812915eb5b5b4fbdd378e071cb", kill_on_drop: false }`
[INFO] [stdout] 48a093e051395b2a4c78527cd522fbfb308bad812915eb5b5b4fbdd378e071cb