[INFO] cloning repository https://github.com/antondc/rust-book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/antondc/rust-book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantondc%2Frust-book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantondc%2Frust-book'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3c8b749d923790b5afb64ad55a3a18050d899134
[INFO] testing antondc/rust-book against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantondc%2Frust-book" "/workspace/builds/worker-21/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-21/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/antondc/rust-book on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/antondc/rust-book
[INFO] finished tweaking git repo https://github.com/antondc/rust-book
[INFO] tweaked toml for git repo https://github.com/antondc/rust-book written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] crate git repo https://github.com/antondc/rust-book already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77fb5436a631cb62a5ccd4c11de5d4f09bc10b5e5d685c7d21f211fded8e07d9
[INFO] running `Command { std: "docker" "start" "-a" "77fb5436a631cb62a5ccd4c11de5d4f09bc10b5e5d685c7d21f211fded8e07d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77fb5436a631cb62a5ccd4c11de5d4f09bc10b5e5d685c7d21f211fded8e07d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77fb5436a631cb62a5ccd4c11de5d4f09bc10b5e5d685c7d21f211fded8e07d9", kill_on_drop: false }`
[INFO] [stdout] 77fb5436a631cb62a5ccd4c11de5d4f09bc10b5e5d685c7d21f211fded8e07d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 872096f85ea961cc050fe4c40a6a14a2ba578ecbfdb14d21eebbdd161145c608
[INFO] running `Command { std: "docker" "start" "-a" "872096f85ea961cc050fe4c40a6a14a2ba578ecbfdb14d21eebbdd161145c608", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling hello_macro v0.1.0 (/opt/rustwide/workdir/hello_macro)
[INFO] [stderr]    Compiling add-one v0.1.0 (/opt/rustwide/workdir/src/cap_14_01_cargo_crates/add-one)
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling hello_macro_derive v0.1.0 (/opt/rustwide/workdir/hello_macro_derive)
[INFO] [stderr]    Compiling rust_book_examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.84s
[INFO] running `Command { std: "docker" "inspect" "872096f85ea961cc050fe4c40a6a14a2ba578ecbfdb14d21eebbdd161145c608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "872096f85ea961cc050fe4c40a6a14a2ba578ecbfdb14d21eebbdd161145c608", kill_on_drop: false }`
[INFO] [stdout] 872096f85ea961cc050fe4c40a6a14a2ba578ecbfdb14d21eebbdd161145c608
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97f09c5250740b407c0576ebf07002bd4c779705a2b98cb167b1f989cc7e37b1
[INFO] running `Command { std: "docker" "start" "-a" "97f09c5250740b407c0576ebf07002bd4c779705a2b98cb167b1f989cc7e37b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_book_examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.85s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_book_examples-a19c37b59eb1ba1b)
[INFO] running `Command { std: "docker" "inspect" "97f09c5250740b407c0576ebf07002bd4c779705a2b98cb167b1f989cc7e37b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97f09c5250740b407c0576ebf07002bd4c779705a2b98cb167b1f989cc7e37b1", kill_on_drop: false }`
[INFO] [stdout] 97f09c5250740b407c0576ebf07002bd4c779705a2b98cb167b1f989cc7e37b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c5e3a4ecd5a9973f8cddb5f80927eb8bdf76c4b0c2c9ee39b9279492544bfd4d
[INFO] running `Command { std: "docker" "start" "-a" "c5e3a4ecd5a9973f8cddb5f80927eb8bdf76c4b0c2c9ee39b9279492544bfd4d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_book_examples-a19c37b59eb1ba1b)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test cap_12_io_program_minigrep::minigrep::tests::case_insensitive ... ok
[INFO] [stdout] test cap_12_io_program_minigrep::minigrep::tests::case_sensitive ... ok
[INFO] [stdout] test cap_13_03_improving_io::improving_io::tests::case_insensitive ... ok
[INFO] [stdout] test cap_13_02_iterators::iterators::tests::iterator_demonstration ... ok
[INFO] [stdout] test cap_13_03_improving_io::improving_io::tests::case_sensitive ... ok
[INFO] [stdout] test cap_15_05_smart_pointers_refcell::limit_tracker::tests::it_sends_an_over_75_percent_warning_message ... ok
[INFO] [stdout] test cap_13_02_iterators::iterators::tests::calling_next_directly ... ok
[INFO] [stdout] test cap_13_02_iterators::iterators::tests::using_other_iterator_trait_methods ... ok
[INFO] [stdout] test cap_13_02_iterators::iterators::tests::filters_by_size ... ok
[INFO] [stdout] test cap_13_02_iterators::iterators::tests::iterator_sum ... ok
[INFO] [stdout] test cap_13_01_closures::cacher::tests::call_with_different_values ... ok
[INFO] [stdout] test cap_13_01_closures::workout_calculator::tests::call_with_different_values ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c5e3a4ecd5a9973f8cddb5f80927eb8bdf76c4b0c2c9ee39b9279492544bfd4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5e3a4ecd5a9973f8cddb5f80927eb8bdf76c4b0c2c9ee39b9279492544bfd4d", kill_on_drop: false }`
[INFO] [stdout] c5e3a4ecd5a9973f8cddb5f80927eb8bdf76c4b0c2c9ee39b9279492544bfd4d