[INFO] fetching crate marc 2.0.0...
[INFO] testing marc-2.0.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate marc 2.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate marc 2.0.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate marc 2.0.0
[INFO] finished tweaking crates.io crate marc 2.0.0
[INFO] tweaked toml for crates.io crate marc 2.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61eed41b9b9984e67ed38320d4f44a4360d8eeffdb650aebe04091e76143447e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "61eed41b9b9984e67ed38320d4f44a4360d8eeffdb650aebe04091e76143447e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61eed41b9b9984e67ed38320d4f44a4360d8eeffdb650aebe04091e76143447e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61eed41b9b9984e67ed38320d4f44a4360d8eeffdb650aebe04091e76143447e", kill_on_drop: false }`
[INFO] [stdout] 61eed41b9b9984e67ed38320d4f44a4360d8eeffdb650aebe04091e76143447e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed3f250cd23e40ffea8a18dad09c4b51fd9504470e8b1eb71e621f24a6536fd4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ed3f250cd23e40ffea8a18dad09c4b51fd9504470e8b1eb71e621f24a6536fd4", kill_on_drop: false }`
[INFO] [stderr]    Compiling marc v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "ed3f250cd23e40ffea8a18dad09c4b51fd9504470e8b1eb71e621f24a6536fd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed3f250cd23e40ffea8a18dad09c4b51fd9504470e8b1eb71e621f24a6536fd4", kill_on_drop: false }`
[INFO] [stdout] ed3f250cd23e40ffea8a18dad09c4b51fd9504470e8b1eb71e621f24a6536fd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c55cb2fd9d64451c9848920b4a12121c60d2f7d166cf8c2a23d40a09bd1d7820
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c55cb2fd9d64451c9848920b4a12121c60d2f7d166cf8c2a23d40a09bd1d7820", kill_on_drop: false }`
[INFO] [stderr]    Compiling marc v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "c55cb2fd9d64451c9848920b4a12121c60d2f7d166cf8c2a23d40a09bd1d7820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c55cb2fd9d64451c9848920b4a12121c60d2f7d166cf8c2a23d40a09bd1d7820", kill_on_drop: false }`
[INFO] [stdout] c55cb2fd9d64451c9848920b4a12121c60d2f7d166cf8c2a23d40a09bd1d7820
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 636f8d62eaff9ad139350f279e945c358433f8ca54e6dab860ade36cb5dcf9b2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "636f8d62eaff9ad139350f279e945c358433f8ca54e6dab860ade36cb5dcf9b2", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 15 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/marc-ad5fa1489511152c)
[INFO] [stdout] test directory::test::should_parse_directory ... ok
[INFO] [stdout] test directory::test::should_parse_empty_directory ... ok
[INFO] [stdout] test field::test::should_filter_subfields ... ok
[INFO] [stdout] test field::subfield::test::should_find_subfields ... ok
[INFO] [stdout] test field::subfield::subfields::test::should_iterate_subfields ... ok
[INFO] [stdout] test field::test::should_add_subfield ... ok
[INFO] [stdout] test tests::read::should_get_field ... ok
[INFO] [stdout] test tests::read::should_get_fields ... ok
[INFO] [stdout] test tests::read::should_create_record_from_vec ... ok
[INFO] [stdout] test tests::read::sholud_build_record ... ok
[INFO] [stdout] test tests::read::shoud_parse_record ... ok
[INFO] [stdout] test tests::read::should_iterate_records ... ok
[INFO] [stdout] test tests::read::should_read_record ... ok
[INFO] [stdout] test tests::write::should_write_record ... ok
[INFO] [stdout] test field::test::should_panic_if_field_is_too_large - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests marc
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - fields (line 681) ... ok
[INFO] [stdout] test src/lib.rs - (line 32) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - (line 59) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "636f8d62eaff9ad139350f279e945c358433f8ca54e6dab860ade36cb5dcf9b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "636f8d62eaff9ad139350f279e945c358433f8ca54e6dab860ade36cb5dcf9b2", kill_on_drop: false }`
[INFO] [stdout] 636f8d62eaff9ad139350f279e945c358433f8ca54e6dab860ade36cb5dcf9b2