[INFO] fetching crate euklid 0.0.4...
[INFO] testing euklid-0.0.4 against 1.55.0 for beta-1.56-1
[INFO] extracting crate euklid 0.0.4 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate euklid 0.0.4 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 crates.io crate euklid 0.0.4
[INFO] finished tweaking crates.io crate euklid 0.0.4
[INFO] tweaked toml for crates.io crate euklid 0.0.4 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate euklid 0.0.4 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 6b5c74c659e29540f7f66c300325adb74d166ccb764a036a1c75889f4f18c788
[INFO] running `Command { std: "docker" "start" "-a" "6b5c74c659e29540f7f66c300325adb74d166ccb764a036a1c75889f4f18c788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b5c74c659e29540f7f66c300325adb74d166ccb764a036a1c75889f4f18c788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b5c74c659e29540f7f66c300325adb74d166ccb764a036a1c75889f4f18c788", kill_on_drop: false }`
[INFO] [stdout] 6b5c74c659e29540f7f66c300325adb74d166ccb764a036a1c75889f4f18c788
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] be374aa6124b9471831b70980f6f2ae0edb0d3a255072dd8ff220aaa15a3c65c
[INFO] running `Command { std: "docker" "start" "-a" "be374aa6124b9471831b70980f6f2ae0edb0d3a255072dd8ff220aaa15a3c65c", kill_on_drop: false }`
[INFO] [stderr]    Compiling euklid v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "be374aa6124b9471831b70980f6f2ae0edb0d3a255072dd8ff220aaa15a3c65c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be374aa6124b9471831b70980f6f2ae0edb0d3a255072dd8ff220aaa15a3c65c", kill_on_drop: false }`
[INFO] [stdout] be374aa6124b9471831b70980f6f2ae0edb0d3a255072dd8ff220aaa15a3c65c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] dd9d93bab934bd05635e8e48c42c45e391e3040dda3a2767224f23d0acfe73cb
[INFO] running `Command { std: "docker" "start" "-a" "dd9d93bab934bd05635e8e48c42c45e391e3040dda3a2767224f23d0acfe73cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling euklid v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.37s
[INFO] running `Command { std: "docker" "inspect" "dd9d93bab934bd05635e8e48c42c45e391e3040dda3a2767224f23d0acfe73cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd9d93bab934bd05635e8e48c42c45e391e3040dda3a2767224f23d0acfe73cb", kill_on_drop: false }`
[INFO] [stdout] dd9d93bab934bd05635e8e48c42c45e391e3040dda3a2767224f23d0acfe73cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] c234dc5ebefc43e2e105945a6d8d5b85b9e44f47bb15ddbfc88036f6fce48503
[INFO] running `Command { std: "docker" "start" "-a" "c234dc5ebefc43e2e105945a6d8d5b85b9e44f47bb15ddbfc88036f6fce48503", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/euklid-9421f2767689a497)
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test dot::utest::prop_clone_does_not_increment ... ok
[INFO] [stdout] test dot::utest::prop_apply_inc_increments_only_the_counter ... ok
[INFO] [stdout] test gcounter::utest::test_basic_by_one ... ok
[INFO] [stdout] test dot::utest::prop_inc_increments_only_the_counter ... ok
[INFO] [stdout] test gcounter::utest::test_debug ... ok
[INFO] [stdout] test gcounter::utest::test_basic_by_step ... ok
[INFO] [stdout] test dot::utest::prop_partial_order ... ok
[INFO] [stdout] test gcounter::utest::test_display ... ok
[INFO] [stdout] test gcounter::utest::test_merge ... ok
[INFO] [stdout] test vclock::utest::prop_default ... ok
[INFO] [stdout] test vclock::utest::prop_counter_of ... ok
[INFO] [stdout] test vclock::utest::prop_debug ... ok
[INFO] [stdout] test vclock::utest::prop_dot_of ... ok
[INFO] [stdout] test vclock::utest::prop_display ... ok
[INFO] [stdout] test vclock::utest::prop_from_dot ... ok
[INFO] [stdout] test vclock::utest::prop_from_dots ... ok
[INFO] [stdout] test vclock::utest::prop_iter ... ok
[INFO] [stdout] test vclock::utest::prop_new ... ok
[INFO] [stdout] test vclock::utest::prop_inc_op ... ok
[INFO] [stdout] test vclock::utest::prop_into_iter ... ok
[INFO] [stdout] test vclock::utest::prop_partial_ord_equal ... ok
[INFO] [stdout] test vclock::utest::prop_merge ... ok
[INFO] [stdout] test vclock::utest::prop_partial_ord_greater ... ok
[INFO] [stdout] test vclock::utest::prop_step ... ok
[INFO] [stdout] test vclock::utest::prop_partial_ord_less ... ok
[INFO] [stdout] test dot::utest::prop_from ... ok
[INFO] [stdout] test dot::utest::prop_display ... ok
[INFO] [stdout] test vclock::utest::prop_partial_ord_none ... ok
[INFO] [stdout] test dot::utest::prop_new ... ok
[INFO] [stdout] test dot::utest::prop_debug ... ok
[INFO] [stdout] test dot::utest::prop_hash ... ok
[INFO] [stdout] test vclock::utest::prop_vclock_display ... ok
[INFO] [stdout] test vclock::utest::prop_vclock_debug ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests euklid
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/vclock.rs - vclock::VClock<A>::inc_op (line 91) ... ok
[INFO] [stdout] test src/vclock.rs - vclock::VClock<A>::step_op (line 114) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c234dc5ebefc43e2e105945a6d8d5b85b9e44f47bb15ddbfc88036f6fce48503", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c234dc5ebefc43e2e105945a6d8d5b85b9e44f47bb15ddbfc88036f6fce48503", kill_on_drop: false }`
[INFO] [stdout] c234dc5ebefc43e2e105945a6d8d5b85b9e44f47bb15ddbfc88036f6fce48503