[INFO] cloning repository https://github.com/djc/topfew-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/djc/topfew-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjc%2Ftopfew-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdjc%2Ftopfew-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 78f0d219eb842127c904e5692433bc7c4e56e6e0
[INFO] testing djc/topfew-rs 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%2Fdjc%2Ftopfew-rs" "/workspace/builds/worker-28/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-28/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/djc/topfew-rs 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/djc/topfew-rs
[INFO] finished tweaking git repo https://github.com/djc/topfew-rs
[INFO] tweaked toml for git repo https://github.com/djc/topfew-rs written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] crate git repo https://github.com/djc/topfew-rs 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 5be6c4a30c34b60a8263a930d755a18c49494678b4622ca2e179d432947cbdff
[INFO] running `Command { std: "docker" "start" "-a" "5be6c4a30c34b60a8263a930d755a18c49494678b4622ca2e179d432947cbdff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5be6c4a30c34b60a8263a930d755a18c49494678b4622ca2e179d432947cbdff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5be6c4a30c34b60a8263a930d755a18c49494678b4622ca2e179d432947cbdff", kill_on_drop: false }`
[INFO] [stdout] 5be6c4a30c34b60a8263a930d755a18c49494678b4622ca2e179d432947cbdff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 9e445959c1c2bac1d90e55b878c833b7c103e662bf5d077dc08c2072bca404f0
[INFO] running `Command { std: "docker" "start" "-a" "9e445959c1c2bac1d90e55b878c833b7c103e662bf5d077dc08c2072bca404f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling anyhow v1.0.51
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling smartstring v1.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling clap_derive v3.0.6
[INFO] [stderr]    Compiling clap v3.0.6
[INFO] [stderr]    Compiling topfew v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.12s
[INFO] running `Command { std: "docker" "inspect" "9e445959c1c2bac1d90e55b878c833b7c103e662bf5d077dc08c2072bca404f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e445959c1c2bac1d90e55b878c833b7c103e662bf5d077dc08c2072bca404f0", kill_on_drop: false }`
[INFO] [stdout] 9e445959c1c2bac1d90e55b878c833b7c103e662bf5d077dc08c2072bca404f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] e4c1f4ce6e73b992fb55439d4d51535a5b034ed04e48b206f5cb0409cbcbb316
[INFO] running `Command { std: "docker" "start" "-a" "e4c1f4ce6e73b992fb55439d4d51535a5b034ed04e48b206f5cb0409cbcbb316", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling topfew v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.40s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/topfew-8ae01dec2b7fcf04)
[INFO] [stderr]   Executable unittests src/bin/tf.rs (/opt/rustwide/target/debug/deps/tf-677e7bc9bd6fef32)
[INFO] running `Command { std: "docker" "inspect" "e4c1f4ce6e73b992fb55439d4d51535a5b034ed04e48b206f5cb0409cbcbb316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4c1f4ce6e73b992fb55439d4d51535a5b034ed04e48b206f5cb0409cbcbb316", kill_on_drop: false }`
[INFO] [stdout] e4c1f4ce6e73b992fb55439d4d51535a5b034ed04e48b206f5cb0409cbcbb316
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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] 2b7094eda2f7c8adec4a7c17feb7c330d09910de3d0b5672a4bec8cc2aaed58c
[INFO] running `Command { std: "docker" "start" "-a" "2b7094eda2f7c8adec4a7c17feb7c330d09910de3d0b5672a4bec8cc2aaed58c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/topfew-8ae01dec2b7fcf04)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests src/bin/tf.rs (/opt/rustwide/target/debug/deps/tf-677e7bc9bd6fef32)
[INFO] [stdout] test chunks::tests::test_chunks ... ok
[INFO] [stderr]    Doc-tests topfew
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.49s
[INFO] [stdout] 
[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] [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" "2b7094eda2f7c8adec4a7c17feb7c330d09910de3d0b5672a4bec8cc2aaed58c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b7094eda2f7c8adec4a7c17feb7c330d09910de3d0b5672a4bec8cc2aaed58c", kill_on_drop: false }`
[INFO] [stdout] 2b7094eda2f7c8adec4a7c17feb7c330d09910de3d0b5672a4bec8cc2aaed58c