[INFO] cloning repository https://github.com/ankerdev/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/ankerdev/learning-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fankerdev%2Flearning-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fankerdev%2Flearning-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bf8ab8464f84afd50fe26be52b13ff0035ef0dc9
[INFO] testing ankerdev/learning-rust against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fankerdev%2Flearning-rust" "/workspace/builds/worker-108/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-108/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ankerdev/learning-rust 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 git repo https://github.com/ankerdev/learning-rust
[INFO] finished tweaking git repo https://github.com/ankerdev/learning-rust
[INFO] tweaked toml for git repo https://github.com/ankerdev/learning-rust written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] crate git repo https://github.com/ankerdev/learning-rust 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] [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-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] 93edee62fda3d9045bd762b5751a52a3b559a9ccbecc71ea04b485785b653fdd
[INFO] running `Command { std: "docker" "start" "-a" "93edee62fda3d9045bd762b5751a52a3b559a9ccbecc71ea04b485785b653fdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93edee62fda3d9045bd762b5751a52a3b559a9ccbecc71ea04b485785b653fdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93edee62fda3d9045bd762b5751a52a3b559a9ccbecc71ea04b485785b653fdd", kill_on_drop: false }`
[INFO] [stdout] 93edee62fda3d9045bd762b5751a52a3b559a9ccbecc71ea04b485785b653fdd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] 4a740f078f318fb60a049e64fe4dd8e241be73a831172dda40ba1edada55dd04
[INFO] running `Command { std: "docker" "start" "-a" "4a740f078f318fb60a049e64fe4dd8e241be73a831172dda40ba1edada55dd04", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling learning-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.03s
[INFO] running `Command { std: "docker" "inspect" "4a740f078f318fb60a049e64fe4dd8e241be73a831172dda40ba1edada55dd04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a740f078f318fb60a049e64fe4dd8e241be73a831172dda40ba1edada55dd04", kill_on_drop: false }`
[INFO] [stdout] 4a740f078f318fb60a049e64fe4dd8e241be73a831172dda40ba1edada55dd04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] 90903faa0accb6269f392f9f8f66e423a6e67792c00162aeef391bf456de0860
[INFO] running `Command { std: "docker" "start" "-a" "90903faa0accb6269f392f9f8f66e423a6e67792c00162aeef391bf456de0860", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling learning-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.35s
[INFO] running `Command { std: "docker" "inspect" "90903faa0accb6269f392f9f8f66e423a6e67792c00162aeef391bf456de0860", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90903faa0accb6269f392f9f8f66e423a6e67792c00162aeef391bf456de0860", kill_on_drop: false }`
[INFO] [stdout] 90903faa0accb6269f392f9f8f66e423a6e67792c00162aeef391bf456de0860
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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] 994446ed671feebae9bce5527e26ebd0348e1f531e7f4b5f3d09a38d3167fc65
[INFO] running `Command { std: "docker" "start" "-a" "994446ed671feebae9bce5527e26ebd0348e1f531e7f4b5f3d09a38d3167fc65", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.73s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/learning_rust-fd46b05bb3b17f08)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test sections::tests::tests::test_add ... ok
[INFO] [stdout] test sections::tests::tests::test_my_favorite_number ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "994446ed671feebae9bce5527e26ebd0348e1f531e7f4b5f3d09a38d3167fc65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "994446ed671feebae9bce5527e26ebd0348e1f531e7f4b5f3d09a38d3167fc65", kill_on_drop: false }`
[INFO] [stdout] 994446ed671feebae9bce5527e26ebd0348e1f531e7f4b5f3d09a38d3167fc65