[INFO] fetching crate shared_arena 0.8.4...
[INFO] testing shared_arena-0.8.4 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate shared_arena 0.8.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate shared_arena 0.8.4 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shared_arena 0.8.4
[INFO] finished tweaking crates.io crate shared_arena 0.8.4
[INFO] tweaked toml for crates.io crate shared_arena 0.8.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c0792aac3767876c364a3294ae99c54bf730cc2accd382f67c083a13c4d098b
[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" "0c0792aac3767876c364a3294ae99c54bf730cc2accd382f67c083a13c4d098b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c0792aac3767876c364a3294ae99c54bf730cc2accd382f67c083a13c4d098b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c0792aac3767876c364a3294ae99c54bf730cc2accd382f67c083a13c4d098b", kill_on_drop: false }`
[INFO] [stdout] 0c0792aac3767876c364a3294ae99c54bf730cc2accd382f67c083a13c4d098b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 582be60d0f0569b166b707b49baa5c76f1fb66951ff48137ffcd0ed75c2c6864
[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" "582be60d0f0569b166b707b49baa5c76f1fb66951ff48137ffcd0ed75c2c6864", kill_on_drop: false }`
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling shared_arena v0.8.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "582be60d0f0569b166b707b49baa5c76f1fb66951ff48137ffcd0ed75c2c6864", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "582be60d0f0569b166b707b49baa5c76f1fb66951ff48137ffcd0ed75c2c6864", kill_on_drop: false }`
[INFO] [stdout] 582be60d0f0569b166b707b49baa5c76f1fb66951ff48137ffcd0ed75c2c6864
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2bb6cb34cfa81058c69b8d1e183c3f9c88ad5047befe1220df23bdb53891e9ef
[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" "2bb6cb34cfa81058c69b8d1e183c3f9c88ad5047befe1220df23bdb53891e9ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling criterion-plot v0.4.3
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.4
[INFO] [stderr]    Compiling shared_arena v0.8.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 51.16s
[INFO] running `Command { std: "docker" "inspect" "2bb6cb34cfa81058c69b8d1e183c3f9c88ad5047befe1220df23bdb53891e9ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bb6cb34cfa81058c69b8d1e183c3f9c88ad5047befe1220df23bdb53891e9ef", kill_on_drop: false }`
[INFO] [stdout] 2bb6cb34cfa81058c69b8d1e183c3f9c88ad5047befe1220df23bdb53891e9ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", 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] 38a9637ea04818262708db51d686c682cd436bd7441831c7b3127a93be747e61
[INFO] running `Command { std: "docker" "start" "-a" "38a9637ea04818262708db51d686c682cd436bd7441831c7b3127a93be747e61", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/shared_arena-6de3d2a3c72399dd)
[INFO] [stdout] 
[INFO] [stdout] running 44 tests
[INFO] [stdout] test arena::tests::alloc_fns ... ok
[INFO] [stdout] test arena::tests::arena_shrink ... ok
[INFO] [stdout] test arena::tests::alloc_with_initializer ... ok
[INFO] [stdout] test arena::tests::arena_shrink2 ... ok
[INFO] [stdout] test arena::tests::arena_size ... ok
[INFO] [stdout] test arena::tests::drop_arena_with_valid_allocated ... ok
[INFO] [stdout] test block::tests::pagekind_into ... ok
[INFO] [stdout] test cache_line::tests::test_cached_aligned_mut ... ok
[INFO] [stdout] test block::tests::page_tagged_ptr_debug ... ok
[INFO] [stdout] test cache_line::tests::test_cached_aligned ... ok
[INFO] [stdout] test cache_line::tests::test_cached_aligned_clone ... ok
[INFO] [stdout] test arena_rc::tests::arena_rc ... ok
[INFO] [stdout] test block::tests::page_tagged_ptr ... ok
[INFO] [stdout] test arena::tests::miri_arena_with_threads ... ok
[INFO] [stdout] test arena::tests::miri_arena_with_threads_and_shrinks ... ok
[INFO] [stdout] test pool::tests::alloc_fns ... ok
[INFO] [stdout] test pool::tests::arena_size ... ok
[INFO] [stdout] test shared_arena::tests::alloc_fns ... ok
[INFO] [stdout] test arena::tests::alloc_with_panic - should panic ... ok
[INFO] [stdout] test pool::tests::drop_arena_with_valid_allocated ... ok
[INFO] [stdout] test pool::tests::arena_shrink2 ... ok
[INFO] [stdout] test pool::tests::arena_shrink ... ok
[INFO] [stdout] test pool::tests::alloc_with_initializer ... ok
[INFO] [stdout] test block::tests::invalid_block - should panic ... ok
[INFO] [stdout] test arena::tests::alloc_arc_with_panic - should panic ... ok
[INFO] [stdout] test block::tests::invalid_tagged_ptr - should panic ... ok
[INFO] [stdout] test arena::tests::alloc_rc_with_panic - should panic ... ok
[INFO] [stdout] test pool::tests::alloc_with_panic - should panic ... ok
[INFO] [stdout] test shared_arena::tests::alloc_rc_with_panic - should panic ... ok
[INFO] [stdout] test pool::tests::invalid_block - should panic ... ok
[INFO] [stdout] test pool::tests::alloc_rc_with_panic - should panic ... ok
[INFO] [stdout] test shared_arena::tests::alloc_arc_with_panic - should panic ... ok
[INFO] [stdout] test shared_arena::tests::alloc_with_initializer ... ok
[INFO] [stdout] test shared_arena::tests::arena_shrink2 ... ok
[INFO] [stdout] test shared_arena::tests::arena_size ... ok
[INFO] [stdout] test shared_arena::tests::arena_shrink ... ok
[INFO] [stdout] test shared_arena::tests::alloc_with_panic - should panic ... ok
[INFO] [stdout] test shared_arena::tests::drop_arena_with_valid_allocated ... ok
[INFO] [stdout] test shared_arena::tests::miri_arena_with_threads ... ok
[INFO] [stdout] test shared_arena::tests::miri_arena_with_threads_and_shrinks ... ok
[INFO] [stdout] test shared_arena::tests::arena_with_threads_and_shrinks ... ok
[INFO] [stdout] test arena::tests::arena_with_threads_and_shrinks ... ok
[INFO] [stdout] test shared_arena::tests::arena_with_threads ... ok
[INFO] [stdout] test arena::tests::arena_with_threads ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 44 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.76s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shared_arena
[INFO] [stdout] 
[INFO] [stdout] running 64 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name shared_arena --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-11e055f54183c0bd.rlib --extern shared_arena=/opt/rustwide/target/debug/deps/libshared_arena-7c8692667a3c061e.rlib --extern static_assertions=/opt/rustwide/target/debug/deps/libstatic_assertions-a0fd47b1198d267e.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "38a9637ea04818262708db51d686c682cd436bd7441831c7b3127a93be747e61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38a9637ea04818262708db51d686c682cd436bd7441831c7b3127a93be747e61", kill_on_drop: false }`
[INFO] [stdout] 38a9637ea04818262708db51d686c682cd436bd7441831c7b3127a93be747e61