[INFO] fetching crate uset 0.1.0...
[INFO] testing uset-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate uset 0.1.0 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate uset 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-19/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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" "+beta-2021-09-08" "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-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2af740434750a7dcc590faa17a4e4ff61f7b939492981daaf567ba57565e91f9
[INFO] running `Command { std: "docker" "start" "-a" "2af740434750a7dcc590faa17a4e4ff61f7b939492981daaf567ba57565e91f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2af740434750a7dcc590faa17a4e4ff61f7b939492981daaf567ba57565e91f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2af740434750a7dcc590faa17a4e4ff61f7b939492981daaf567ba57565e91f9", kill_on_drop: false }`
[INFO] [stdout] 2af740434750a7dcc590faa17a4e4ff61f7b939492981daaf567ba57565e91f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b26392e5bc73afc914ffdb3c6abece6c0871db0272f35ddcabac9b0490bc587c
[INFO] running `Command { std: "docker" "start" "-a" "b26392e5bc73afc914ffdb3c6abece6c0871db0272f35ddcabac9b0490bc587c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[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 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 uset v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.52s
[INFO] running `Command { std: "docker" "inspect" "b26392e5bc73afc914ffdb3c6abece6c0871db0272f35ddcabac9b0490bc587c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b26392e5bc73afc914ffdb3c6abece6c0871db0272f35ddcabac9b0490bc587c", kill_on_drop: false }`
[INFO] [stdout] b26392e5bc73afc914ffdb3c6abece6c0871db0272f35ddcabac9b0490bc587c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02ba770150489a4496ae09f5d7761532c6ccfbed17bf391692453666d91b2a75
[INFO] running `Command { std: "docker" "start" "-a" "02ba770150489a4496ae09f5d7761532c6ccfbed17bf391692453666d91b2a75", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 serde v1.0.130
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling serde_json v1.0.67
[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 bitflags v1.3.2
[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 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 textwrap v0.11.0
[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 walkdir v2.3.2
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling spectral v0.6.0
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[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 26.37s
[INFO] running `Command { std: "docker" "inspect" "02ba770150489a4496ae09f5d7761532c6ccfbed17bf391692453666d91b2a75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02ba770150489a4496ae09f5d7761532c6ccfbed17bf391692453666d91b2a75", kill_on_drop: false }`
[INFO] [stdout] 02ba770150489a4496ae09f5d7761532c6ccfbed17bf391692453666d91b2a75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 886bf572f09ed134b5cb19d228cf6bcdc670c3f1b472aabb5a3431292ab95d9a
[INFO] running `Command { std: "docker" "start" "-a" "886bf572f09ed134b5cb19d228cf6bcdc670c3f1b472aabb5a3431292ab95d9a", 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 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/uset-4dbf9549b7fffdd1)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test core::umap_tests::umap_tests::should_impl_basic_iterator ... ok
[INFO] [stdout] test core::umap_tests::umap_tests::should_do_basic_operations ... ok
[INFO] [stdout] test core::umap_tests::umap_tests::should_impl_better_iterator ... ok
[INFO] [stdout] test core::umap_tests::umap_tests::should_extract_submap ... ok
[INFO] [stdout] test core::umap_tests::umap_tests::should_join_maps ... ok
[INFO] [stdout] test core::umap_tests::umap_tests::should_min_max ... ok
[INFO] [stdout] test core::umap_tests::umap_tests::should_min_max_when_empty ... ok
[INFO] [stdout] test core::umap_tests::umap_tests::should_modify_with_get_ref_mut ... ok
[INFO] [stdout] test core::umap_tests::umap_tests::should_use_umap_macro ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::set_from_and_to_vec ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::should_add ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::should_compile ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::should_be_equal ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::should_find_min ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::should_find_max ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::should_join_sets ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::should_implement_into_iter ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::should_make_set_from_iter ... 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_mul ... ok
[INFO] [stdout] test core::uset_tests::uset_tests::should_substract ... 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::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 0.18s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_tests.rs (/opt/rustwide/target/debug/deps/integration_tests-45bfafe44898dc78)
[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] [stdout] test src/core/umap.rs - core::umap::UMap<T>::put_all (line 878) ... FAILED
[INFO] [stdout] test src/core/umap.rs - core::umap::UMap<T>::retrieve_ref (line 1055) ... FAILED
[INFO] [stdout] test src/core/umap.rs - core::umap::UMap<T>::iter (line 741) ... FAILED
[INFO] [stdout] test src/core/uset.rs - core::uset::USet::truncate (line 241) ... FAILED
[INFO] [stdout] test src/core/uset.rs - core::uset::USet::push_all (line 843) ... FAILED
[INFO] [stdout] test src/core/uset.rs - core::uset::USet::push (line 428) ... FAILED
[INFO] [stdout] test src/core/umap.rs - core::umap::UMap<T>::drain (line 303) ... FAILED
[INFO] [stdout] test src/core/umap.rs - core::umap::UMap<T>::retrieve (line 1034) ... FAILED
[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-8d69e426c6b39e69.rlib --extern itertools=/opt/rustwide/target/debug/deps/libitertools-d630dd1faf7d7a0e.rlib --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-86422d76b8bd90ed.rlib --extern quickcheck=/opt/rustwide/target/debug/deps/libquickcheck-11ca21ebd820a8e0.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-18c5ba4d7738542c.rlib --extern spectral=/opt/rustwide/target/debug/deps/libspectral-b9719e77e39be0ff.rlib --extern uset=/opt/rustwide/target/debug/deps/libuset-caeaf605eabfac59.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "886bf572f09ed134b5cb19d228cf6bcdc670c3f1b472aabb5a3431292ab95d9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "886bf572f09ed134b5cb19d228cf6bcdc670c3f1b472aabb5a3431292ab95d9a", kill_on_drop: false }`
[INFO] [stdout] 886bf572f09ed134b5cb19d228cf6bcdc670c3f1b472aabb5a3431292ab95d9a