[INFO] fetching crate causal-length 0.2.0...
[INFO] testing causal-length-0.2.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate causal-length 0.2.0 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate causal-length 0.2.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate causal-length 0.2.0
[INFO] finished tweaking crates.io crate causal-length 0.2.0
[INFO] tweaked toml for crates.io crate causal-length 0.2.0 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 312abdc1179b496edbefcb583db1c933a70b69513650586a60ecb7e331bc38c9
[INFO] running `Command { std: "docker" "start" "-a" "312abdc1179b496edbefcb583db1c933a70b69513650586a60ecb7e331bc38c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "312abdc1179b496edbefcb583db1c933a70b69513650586a60ecb7e331bc38c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "312abdc1179b496edbefcb583db1c933a70b69513650586a60ecb7e331bc38c9", kill_on_drop: false }`
[INFO] [stdout] 312abdc1179b496edbefcb583db1c933a70b69513650586a60ecb7e331bc38c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6baec3639399201a808befa94ee500ce9fb8b829f3d92ddc58f5963389aa3ac
[INFO] running `Command { std: "docker" "start" "-a" "c6baec3639399201a808befa94ee500ce9fb8b829f3d92ddc58f5963389aa3ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling causal-length v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "c6baec3639399201a808befa94ee500ce9fb8b829f3d92ddc58f5963389aa3ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6baec3639399201a808befa94ee500ce9fb8b829f3d92ddc58f5963389aa3ac", kill_on_drop: false }`
[INFO] [stdout] c6baec3639399201a808befa94ee500ce9fb8b829f3d92ddc58f5963389aa3ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d55ae053ad657c70b3a03a80a1ecc7d843b5b57ce41a19a908e485d426866b7a
[INFO] running `Command { std: "docker" "start" "-a" "d55ae053ad657c70b3a03a80a1ecc7d843b5b57ce41a19a908e485d426866b7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling causal-length v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.69s
[INFO] running `Command { std: "docker" "inspect" "d55ae053ad657c70b3a03a80a1ecc7d843b5b57ce41a19a908e485d426866b7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d55ae053ad657c70b3a03a80a1ecc7d843b5b57ce41a19a908e485d426866b7a", kill_on_drop: false }`
[INFO] [stdout] d55ae053ad657c70b3a03a80a1ecc7d843b5b57ce41a19a908e485d426866b7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e8cf663982d78b01f6af22b50bb056cf3798cfeeb0c7b93159a2f14af88136d4
[INFO] running `Command { std: "docker" "start" "-a" "e8cf663982d78b01f6af22b50bb056cf3798cfeeb0c7b93159a2f14af88136d4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/causal_length-92d3e6a37e4aa200)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test map::tests::test_add ... ok
[INFO] [stdout] test map::tests::test_overwrite ... ok
[INFO] [stdout] test map::tests::test_remove ... ok
[INFO] [stdout] test map::tests::test_order_independence ... ok
[INFO] [stdout] test map::tests::test_serialization ... ok
[INFO] [stdout] test map::tests::simple_model::implementation_matches_model ... ok
[INFO] [stdout] test map::tests::test_retain ... ok
[INFO] [stdout] test register::tests::test_merge ... ok
[INFO] [stdout] test register::tests::is_merge_commutative ... ok
[INFO] [stdout] test register::tests::test_fup ... ok
[INFO] [stdout] test map::tests::test_merge_commutative ... ok
[INFO] [stdout] test set::tests::test_serialization ... ok
[INFO] [stdout] test set::tests::test_merge ... ok
[INFO] [stdout] test map::tests::is_merge_order_independent ... ok
[INFO] [stdout] test register::tests::test_serialization ... ok
[INFO] [stdout] test set::tests::test_add ... ok
[INFO] [stdout] test set::tests::implementation_matches_model ... ok
[INFO] [stdout] test set::tests::test_order_independence ... ok
[INFO] [stdout] test map::tests::test_merge ... ok
[INFO] [stdout] test set::tests::test_remove ... ok
[INFO] [stdout] test set::tests::test_retain ... ok
[INFO] [stdout] test set::tests::is_merge_order_independent ... ok
[INFO] [stdout] test set::tests::is_merge_commutative ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests causal-length
[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" "e8cf663982d78b01f6af22b50bb056cf3798cfeeb0c7b93159a2f14af88136d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8cf663982d78b01f6af22b50bb056cf3798cfeeb0c7b93159a2f14af88136d4", kill_on_drop: false }`
[INFO] [stdout] e8cf663982d78b01f6af22b50bb056cf3798cfeeb0c7b93159a2f14af88136d4