[INFO] cloning repository https://github.com/jackofalltradesprogrammer/the-rust-programming-language
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jackofalltradesprogrammer/the-rust-programming-language" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackofalltradesprogrammer%2Fthe-rust-programming-language", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackofalltradesprogrammer%2Fthe-rust-programming-language'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3be9d733115617fd033706267f7a6bea8ce08cc
[INFO] testing jackofalltradesprogrammer/the-rust-programming-language against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackofalltradesprogrammer%2Fthe-rust-programming-language" "/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/jackofalltradesprogrammer/the-rust-programming-language on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jackofalltradesprogrammer/the-rust-programming-language
[INFO] finished tweaking git repo https://github.com/jackofalltradesprogrammer/the-rust-programming-language
[INFO] tweaked toml for git repo https://github.com/jackofalltradesprogrammer/the-rust-programming-language written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/jackofalltradesprogrammer/the-rust-programming-language already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded backtrace v0.3.59
[INFO] [stderr]   Downloaded addr2line v0.15.1
[INFO] [stderr]   Downloaded object v0.24.0
[INFO] [stderr]   Downloaded ferris-says v0.2.0
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93cb744cc2b4240f4a5a5890554199c27186d04960eaf0f8b8804d3a99d86097
[INFO] running `Command { std: "docker" "start" "-a" "93cb744cc2b4240f4a5a5890554199c27186d04960eaf0f8b8804d3a99d86097", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93cb744cc2b4240f4a5a5890554199c27186d04960eaf0f8b8804d3a99d86097", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93cb744cc2b4240f4a5a5890554199c27186d04960eaf0f8b8804d3a99d86097", kill_on_drop: false }`
[INFO] [stdout] 93cb744cc2b4240f4a5a5890554199c27186d04960eaf0f8b8804d3a99d86097
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9660a82b4a31193b82e12fc19bd9da68ef9d3cbf368520813bb42737ea8e1434
[INFO] running `Command { std: "docker" "start" "-a" "9660a82b4a31193b82e12fc19bd9da68ef9d3cbf368520813bb42737ea8e1434", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling gimli v0.24.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.19
[INFO] [stderr]    Compiling object v0.24.0
[INFO] [stderr]    Compiling smallvec v0.4.5
[INFO] [stderr]    Compiling backtrace v0.3.59
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling addr2line v0.15.1
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling ferris-says v0.2.0
[INFO] [stderr]    Compiling hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.55s
[INFO] running `Command { std: "docker" "inspect" "9660a82b4a31193b82e12fc19bd9da68ef9d3cbf368520813bb42737ea8e1434", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9660a82b4a31193b82e12fc19bd9da68ef9d3cbf368520813bb42737ea8e1434", kill_on_drop: false }`
[INFO] [stdout] 9660a82b4a31193b82e12fc19bd9da68ef9d3cbf368520813bb42737ea8e1434
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a126ed4ce4b207e75742ad3aa85bb136b707c3cf0900d2d515bd675f37224fee
[INFO] running `Command { std: "docker" "start" "-a" "a126ed4ce4b207e75742ad3aa85bb136b707c3cf0900d2d515bd675f37224fee", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "a126ed4ce4b207e75742ad3aa85bb136b707c3cf0900d2d515bd675f37224fee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a126ed4ce4b207e75742ad3aa85bb136b707c3cf0900d2d515bd675f37224fee", kill_on_drop: false }`
[INFO] [stdout] a126ed4ce4b207e75742ad3aa85bb136b707c3cf0900d2d515bd675f37224fee
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6608497ebe92d63c832e227f84049d4644ef9fc81d1d5b4d2d810c5f2c8964e5
[INFO] running `Command { std: "docker" "start" "-a" "6608497ebe92d63c832e227f84049d4644ef9fc81d1d5b4d2d810c5f2c8964e5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_rust-9900aaf745dc3e89)
[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" "6608497ebe92d63c832e227f84049d4644ef9fc81d1d5b4d2d810c5f2c8964e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6608497ebe92d63c832e227f84049d4644ef9fc81d1d5b4d2d810c5f2c8964e5", kill_on_drop: false }`
[INFO] [stdout] 6608497ebe92d63c832e227f84049d4644ef9fc81d1d5b4d2d810c5f2c8964e5