[INFO] fetching crate gcmodule 0.3.3...
[INFO] testing gcmodule-0.3.3 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate gcmodule 0.3.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate gcmodule 0.3.3 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gcmodule 0.3.3
[INFO] finished tweaking crates.io crate gcmodule 0.3.3
[INFO] tweaked toml for crates.io crate gcmodule 0.3.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 50d579bad00d069075307ccd1c02658f380a53db4b6242664c89774969360078
[INFO] running `Command { std: "docker" "start" "-a" "50d579bad00d069075307ccd1c02658f380a53db4b6242664c89774969360078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50d579bad00d069075307ccd1c02658f380a53db4b6242664c89774969360078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50d579bad00d069075307ccd1c02658f380a53db4b6242664c89774969360078", kill_on_drop: false }`
[INFO] [stdout] 50d579bad00d069075307ccd1c02658f380a53db4b6242664c89774969360078
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ad5d1765fa4d07c157bb44cf7f3aeb9cdc03be51f927c340969fd296ca1c95b
[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" "0ad5d1765fa4d07c157bb44cf7f3aeb9cdc03be51f927c340969fd296ca1c95b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling gcmodule_derive v0.3.3
[INFO] [stderr]    Compiling gcmodule v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.60s
[INFO] running `Command { std: "docker" "inspect" "0ad5d1765fa4d07c157bb44cf7f3aeb9cdc03be51f927c340969fd296ca1c95b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ad5d1765fa4d07c157bb44cf7f3aeb9cdc03be51f927c340969fd296ca1c95b", kill_on_drop: false }`
[INFO] [stdout] 0ad5d1765fa4d07c157bb44cf7f3aeb9cdc03be51f927c340969fd296ca1c95b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd9d2b4ef848aff47081da5e0a0964f7a81034a8c11ff22da1b7e456266c2f03
[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" "bd9d2b4ef848aff47081da5e0a0964f7a81034a8c11ff22da1b7e456266c2f03", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling gcmodule v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.40s
[INFO] running `Command { std: "docker" "inspect" "bd9d2b4ef848aff47081da5e0a0964f7a81034a8c11ff22da1b7e456266c2f03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd9d2b4ef848aff47081da5e0a0964f7a81034a8c11ff22da1b7e456266c2f03", kill_on_drop: false }`
[INFO] [stdout] bd9d2b4ef848aff47081da5e0a0964f7a81034a8c11ff22da1b7e456266c2f03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ffccc45f158689f86d76a6c6987171cb067f042b532c42b8f22239657d0c093c
[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" "ffccc45f158689f86d76a6c6987171cb067f042b532c42b8f22239657d0c093c", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 23 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gcmodule-0a955c1e2493e77f)
[INFO] [stdout] test cc::tests::test_gc_header_value ... ok
[INFO] [stdout] test tests::test_2_object_cycle_with_another_outgoing_reference ... ok
[INFO] [stdout] test tests::test_3_object_cycle ... ok
[INFO] [stdout] test tests::test_collect_multi_times ... ok
[INFO] [stdout] test tests::test_2_object_cycle_with_another_incoming_reference ... ok
[INFO] [stdout] test sync::tests::test_2_thread_cycle ... ok
[INFO] [stdout] test tests::test_simple_untracked ... ok
[INFO] [stdout] test trace_impls::tests::test_is_cyclic_type_tracked ... ok
[INFO] [stdout] test tests::test_update_with ... ok
[INFO] [stdout] test tests::test_simple_cycles ... ok
[INFO] [stdout] test trace_impls::tests::test_is_type_tracked ... ok
[INFO] [stdout] test sync::tests::test_17_thread_cycle ... ok
[INFO] [stdout] test tests::test_drop_by_ref_count ... ok
[INFO] [stdout] test tests::test_quickcheck_16_vertex_graph ... ok
[INFO] [stdout] test tests::test_simple_mixed_graph ... ok
[INFO] [stdout] test tests::test_self_referential ... ok
[INFO] [stdout] test tests::test_simple_non_trait_cycles ... ok
[INFO] [stdout] test sync::tests::test_racy_threads_mixed_collects ... ok
[INFO] [stdout] test tests::test_simple_tracked ... ok
[INFO] [stdout] test sync::tests::test_racy_threads_drops ... ok
[INFO] [stdout] test tests::test_trace_impl_double_visits ... ok
[INFO] [stdout] test sync::tests::test_100_thread_cycle ... ok
[INFO] [stdout] test sync::tests::test_racy_threads_collects ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.99s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gcmodule
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/sync/collect.rs - sync::collect::ThreadedObjectSpace::create (line 167) ... ok
[INFO] [stdout] test src/cc.rs - cc::Cc (line 68) ... ok
[INFO] [stdout] test src/lib.rs - (line 137) ... ok
[INFO] [stdout] test src/lib.rs - Trace (line 270) ... ok
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] test src/collect.rs - collect::ObjectSpace (line 40) ... ok
[INFO] [stdout] test src/lib.rs - (line 93) ... ok
[INFO] [stdout] test src/lib.rs - (line 119) ... ok
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] test src/lib.rs - (line 62) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.73s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ffccc45f158689f86d76a6c6987171cb067f042b532c42b8f22239657d0c093c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffccc45f158689f86d76a6c6987171cb067f042b532c42b8f22239657d0c093c", kill_on_drop: false }`
[INFO] [stdout] ffccc45f158689f86d76a6c6987171cb067f042b532c42b8f22239657d0c093c