[INFO] cloning repository https://github.com/MarcLignarius/Rust.Tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MarcLignarius/Rust.Tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcLignarius%2FRust.Tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarcLignarius%2FRust.Tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c7c67c364f627f8595fd7c1d9b1900f7052d77c
[INFO] testing MarcLignarius/Rust.Tutorial 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%2FMarcLignarius%2FRust.Tutorial" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MarcLignarius/Rust.Tutorial 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/MarcLignarius/Rust.Tutorial
[INFO] finished tweaking git repo https://github.com/MarcLignarius/Rust.Tutorial
[INFO] tweaked toml for git repo https://github.com/MarcLignarius/Rust.Tutorial written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/MarcLignarius/Rust.Tutorial 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 39c6514af2ac7499ea8f22219bebcd97aa0b952e56236d6f52e9b77881ae407f
[INFO] running `Command { std: "docker" "start" "-a" "39c6514af2ac7499ea8f22219bebcd97aa0b952e56236d6f52e9b77881ae407f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39c6514af2ac7499ea8f22219bebcd97aa0b952e56236d6f52e9b77881ae407f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39c6514af2ac7499ea8f22219bebcd97aa0b952e56236d6f52e9b77881ae407f", kill_on_drop: false }`
[INFO] [stdout] 39c6514af2ac7499ea8f22219bebcd97aa0b952e56236d6f52e9b77881ae407f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 96854371cf2a51ba4b9762835b8372ee4a422e051b9ec3c40363c190e9196212
[INFO] running `Command { std: "docker" "start" "-a" "96854371cf2a51ba4b9762835b8372ee4a422e051b9ec3c40363c190e9196212", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_tutorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "96854371cf2a51ba4b9762835b8372ee4a422e051b9ec3c40363c190e9196212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96854371cf2a51ba4b9762835b8372ee4a422e051b9ec3c40363c190e9196212", kill_on_drop: false }`
[INFO] [stdout] 96854371cf2a51ba4b9762835b8372ee4a422e051b9ec3c40363c190e9196212
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 479223e4d866726d87d887d1f88edb60a7474dd567056cf483cf0d7afb1eff4c
[INFO] running `Command { std: "docker" "start" "-a" "479223e4d866726d87d887d1f88edb60a7474dd567056cf483cf0d7afb1eff4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_tutorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "479223e4d866726d87d887d1f88edb60a7474dd567056cf483cf0d7afb1eff4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "479223e4d866726d87d887d1f88edb60a7474dd567056cf483cf0d7afb1eff4c", kill_on_drop: false }`
[INFO] [stdout] 479223e4d866726d87d887d1f88edb60a7474dd567056cf483cf0d7afb1eff4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 5842aec5b83e42bdbd5361f8445219c6f157384773afafbfa3e6185c715660c7
[INFO] running `Command { std: "docker" "start" "-a" "5842aec5b83e42bdbd5361f8445219c6f157384773afafbfa3e6185c715660c7", kill_on_drop: false }`
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_tutorial-f4f6432d27b6b4d1)
[INFO] running `Command { std: "docker" "inspect" "5842aec5b83e42bdbd5361f8445219c6f157384773afafbfa3e6185c715660c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5842aec5b83e42bdbd5361f8445219c6f157384773afafbfa3e6185c715660c7", kill_on_drop: false }`
[INFO] [stdout] 5842aec5b83e42bdbd5361f8445219c6f157384773afafbfa3e6185c715660c7