[INFO] fetching crate uset 0.1.0...
[INFO] testing uset-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate uset 0.1.0 into /workspace/builds/worker-101/source
[INFO] validating manifest of crates.io crate uset 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uset 0.1.0
[INFO] finished tweaking crates.io crate uset 0.1.0
[INFO] tweaked toml for crates.io crate uset 0.1.0 written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spectral v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e854be5128f1535fc88494e181be0cdabd67b7376d85914c554f5e3478fb7cc9
[INFO] running `Command { std: "docker" "start" "-a" "e854be5128f1535fc88494e181be0cdabd67b7376d85914c554f5e3478fb7cc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e854be5128f1535fc88494e181be0cdabd67b7376d85914c554f5e3478fb7cc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e854be5128f1535fc88494e181be0cdabd67b7376d85914c554f5e3478fb7cc9", kill_on_drop: false }`
[INFO] [stdout] e854be5128f1535fc88494e181be0cdabd67b7376d85914c554f5e3478fb7cc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c79581a41d1dab30b5b0d18b4acbd7b04e6aa3a49dfea81b1367f1b28b13621c
[INFO] running `Command { std: "docker" "start" "-a" "c79581a41d1dab30b5b0d18b4acbd7b04e6aa3a49dfea81b1367f1b28b13621c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling itertools v0.8.2
[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 uset v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.18s
[INFO] running `Command { std: "docker" "inspect" "c79581a41d1dab30b5b0d18b4acbd7b04e6aa3a49dfea81b1367f1b28b13621c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c79581a41d1dab30b5b0d18b4acbd7b04e6aa3a49dfea81b1367f1b28b13621c", kill_on_drop: false }`
[INFO] [stdout] c79581a41d1dab30b5b0d18b4acbd7b04e6aa3a49dfea81b1367f1b28b13621c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14abd34dd868cdd2a25c7604879540397fc469e8b4a604a08a43bbeb678c2e1d
[INFO] running `Command { std: "docker" "start" "-a" "14abd34dd868cdd2a25c7604879540397fc469e8b4a604a08a43bbeb678c2e1d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling spectral v0.6.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling uset v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `uset::core::uset::*`
[INFO] [stdout]  --> tests/integration_tests.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use uset::core::uset::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 23.71s
[INFO] running `Command { std: "docker" "inspect" "14abd34dd868cdd2a25c7604879540397fc469e8b4a604a08a43bbeb678c2e1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14abd34dd868cdd2a25c7604879540397fc469e8b4a604a08a43bbeb678c2e1d", kill_on_drop: false }`
[INFO] [stdout] 14abd34dd868cdd2a25c7604879540397fc469e8b4a604a08a43bbeb678c2e1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6ee2cb5d1c0024390b6e0dce223aebac000b2143432ce34f197e37344ead1f35
[INFO] running `Command { std: "docker" "start" "-a" "6ee2cb5d1c0024390b6e0dce223aebac000b2143432ce34f197e37344ead1f35", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `uset::core::uset::*`
[INFO] [stderr]  --> tests/integration_tests.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use uset::core::uset::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `uset` (test "integration_tests") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/uset-e5d6605e8f965aba)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test core::umap_tests::umap_tests::should_do_basic_operations ... ok
[INFO] [stdout] test core::umap_tests::umap_tests::should_extract_submap ... ok
[INFO] [stdout] test core::umap_tests::umap_tests::should_impl_basic_iterator ... ok
[INFO] [stdout] test core::umap_tests::umap_tests::should_impl_better_iterator ... ok
[INFO] [stdout] test core::umap_tests::umap_tests::should_join_maps ... ok
[INFO] [stdout] test core::umap_tests::umap_tests::should_min_max_when_empty ... ok
[INFO] [stdout] test core::umap_tests::umap_tests::should_min_max ... ok
[INFO] [stdout] test core::umap_tests::umap_tests::should_use_umap_macro ... ok
[INFO] [stdout] test core::umap_tests::umap_tests::should_modify_with_get_ref_mut ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::set_from_and_to_vec ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::should_be_equal ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::should_compile ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::should_find_max ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::should_implement_into_iter ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::should_join_sets ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::should_add ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::should_mul ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::should_make_set_from_iter ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::should_find_min ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::should_push_all ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::should_shrink_to_fit ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::should_substract_sets ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::should_xor ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::should_substract ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::from_and_to_vec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-e781cea48917f7ce)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test foo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests uset
[INFO] [stdout] 
[INFO] [stdout] running 69 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 uset --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-45e676fcd6201c43.rlib --extern itertools=/opt/rustwide/target/debug/deps/libitertools-cfcf7038c243fe38.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-b33cd6b8ee13db74.rlib --extern quickcheck=/opt/rustwide/target/debug/deps/libquickcheck-d325de0690332b27.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-31489e99ba622f43.rlib --extern spectral=/opt/rustwide/target/debug/deps/libspectral-d2fcca78beef011e.rlib --extern uset=/opt/rustwide/target/debug/deps/libuset-a817f1abc4ca2a1b.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "6ee2cb5d1c0024390b6e0dce223aebac000b2143432ce34f197e37344ead1f35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ee2cb5d1c0024390b6e0dce223aebac000b2143432ce34f197e37344ead1f35", kill_on_drop: false }`
[INFO] [stdout] 6ee2cb5d1c0024390b6e0dce223aebac000b2143432ce34f197e37344ead1f35