[INFO] cloning repository https://github.com/marcosadriano05/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/marcosadriano05/learning-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcosadriano05%2Flearning-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcosadriano05%2Flearning-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 948a0fdd7c668da7428f0c70e3376da089aa8a58
[INFO] testing marcosadriano05/learning-rust against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcosadriano05%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/marcosadriano05/learning-rust on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/marcosadriano05/learning-rust
[INFO] finished tweaking git repo https://github.com/marcosadriano05/learning-rust
[INFO] tweaked toml for git repo https://github.com/marcosadriano05/learning-rust written to /workspace/builds/worker-108/source/Cargo.toml
[INFO] crate git repo https://github.com/marcosadriano05/learning-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 286210ee7f6dab061c4a3030f94584418cc067d2ce5949ae26b4f35471b41a7a
[INFO] running `Command { std: "docker" "start" "-a" "286210ee7f6dab061c4a3030f94584418cc067d2ce5949ae26b4f35471b41a7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "286210ee7f6dab061c4a3030f94584418cc067d2ce5949ae26b4f35471b41a7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "286210ee7f6dab061c4a3030f94584418cc067d2ce5949ae26b4f35471b41a7a", kill_on_drop: false }`
[INFO] [stdout] 286210ee7f6dab061c4a3030f94584418cc067d2ce5949ae26b4f35471b41a7a
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40bb8eaedbac2fa181b393a4d8c83bbabba4519d1c6a9f5e4de595e71118c351
[INFO] running `Command { std: "docker" "start" "-a" "40bb8eaedbac2fa181b393a4d8c83bbabba4519d1c6a9f5e4de595e71118c351", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "40bb8eaedbac2fa181b393a4d8c83bbabba4519d1c6a9f5e4de595e71118c351", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40bb8eaedbac2fa181b393a4d8c83bbabba4519d1c6a9f5e4de595e71118c351", kill_on_drop: false }`
[INFO] [stdout] 40bb8eaedbac2fa181b393a4d8c83bbabba4519d1c6a9f5e4de595e71118c351
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b866ad2cd81dcfd0cd350b771f7f054ca52f61d0ab6365eb38a4a8cbef404093
[INFO] running `Command { std: "docker" "start" "-a" "b866ad2cd81dcfd0cd350b771f7f054ca52f61d0ab6365eb38a4a8cbef404093", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `Command { std: "docker" "inspect" "b866ad2cd81dcfd0cd350b771f7f054ca52f61d0ab6365eb38a4a8cbef404093", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b866ad2cd81dcfd0cd350b771f7f054ca52f61d0ab6365eb38a4a8cbef404093", kill_on_drop: false }`
[INFO] [stdout] b866ad2cd81dcfd0cd350b771f7f054ca52f61d0ab6365eb38a4a8cbef404093
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d79f9a84d21cb67642b4060b443a5d5256c7a1bb55ebb4243e36519cbe06cd6d
[INFO] running `Command { std: "docker" "start" "-a" "d79f9a84d21cb67642b4060b443a5d5256c7a1bb55ebb4243e36519cbe06cd6d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.91s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_book-306160f0de091fbc)
[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" "d79f9a84d21cb67642b4060b443a5d5256c7a1bb55ebb4243e36519cbe06cd6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d79f9a84d21cb67642b4060b443a5d5256c7a1bb55ebb4243e36519cbe06cd6d", kill_on_drop: false }`
[INFO] [stdout] d79f9a84d21cb67642b4060b443a5d5256c7a1bb55ebb4243e36519cbe06cd6d