[INFO] fetching crate scapegoat 1.2.0...
[INFO] testing scapegoat-1.2.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate scapegoat 1.2.0 into /workspace/builds/worker-82/source
[INFO] validating manifest of crates.io crate scapegoat 1.2.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scapegoat 1.2.0
[INFO] finished tweaking crates.io crate scapegoat 1.2.0
[INFO] tweaked toml for crates.io crate scapegoat 1.2.0 written to /workspace/builds/worker-82/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt-derive v0.2.18
[INFO] [stderr]   Downloaded exitcode v1.1.2
[INFO] [stderr]   Downloaded json5 v0.2.8
[INFO] [stderr]   Downloaded structopt v0.2.18
[INFO] [stderr]   Downloaded ruut v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f15d2b186508f9522cb1f439e50a7be6be0c33560496e230ed739845200c87e
[INFO] running `Command { std: "docker" "start" "-a" "9f15d2b186508f9522cb1f439e50a7be6be0c33560496e230ed739845200c87e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f15d2b186508f9522cb1f439e50a7be6be0c33560496e230ed739845200c87e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f15d2b186508f9522cb1f439e50a7be6be0c33560496e230ed739845200c87e", kill_on_drop: false }`
[INFO] [stdout] 9f15d2b186508f9522cb1f439e50a7be6be0c33560496e230ed739845200c87e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a758025aec62af549518349e31724755a90cae5f1fab963485d140cf4339506c
[INFO] running `Command { std: "docker" "start" "-a" "a758025aec62af549518349e31724755a90cae5f1fab963485d140cf4339506c", kill_on_drop: false }`
[INFO] [stderr]    Compiling scapegoat v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: Unset environment variable, using default: 'SG_MAX_STACK_ELEMS=1024'
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `Command { std: "docker" "inspect" "a758025aec62af549518349e31724755a90cae5f1fab963485d140cf4339506c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a758025aec62af549518349e31724755a90cae5f1fab963485d140cf4339506c", kill_on_drop: false }`
[INFO] [stdout] a758025aec62af549518349e31724755a90cae5f1fab963485d140cf4339506c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28387aa463268ac86d80c56b421c67054592fabd79f8efc7426e7f5f56169e7e
[INFO] running `Command { std: "docker" "start" "-a" "28387aa463268ac86d80c56b421c67054592fabd79f8efc7426e7f5f56169e7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling exitcode v1.1.2
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr] warning: Unset environment variable, using default: 'SG_MAX_STACK_ELEMS=1024'
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling json5 v0.2.8
[INFO] [stderr]    Compiling ruut v0.6.1
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling scapegoat v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 27.27s
[INFO] running `Command { std: "docker" "inspect" "28387aa463268ac86d80c56b421c67054592fabd79f8efc7426e7f5f56169e7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28387aa463268ac86d80c56b421c67054592fabd79f8efc7426e7f5f56169e7e", kill_on_drop: false }`
[INFO] [stdout] 28387aa463268ac86d80c56b421c67054592fabd79f8efc7426e7f5f56169e7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6c1c20b10367b86647cb10047f8744c9cc082032c4bc4a9431f189d66eaa5cbe
[INFO] running `Command { std: "docker" "start" "-a" "6c1c20b10367b86647cb10047f8744c9cc082032c4bc4a9431f189d66eaa5cbe", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: Unset environment variable, using default: 'SG_MAX_STACK_ELEMS=1024'
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.39s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/scapegoat-9a80a6a19a6cbf7f)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test tree::arena::tests::test_hard_get_1 ... ok
[INFO] [stdout] test tree::test::test_append ... ok
[INFO] [stdout] test tree::arena::tests::test_sort ... ok
[INFO] [stdout] test tree::test::test_from_iter ... ok
[INFO] [stdout] test tree::arena::tests::test_get_mut ... ok
[INFO] [stdout] test tree::arena::tests::test_add_and_remove ... ok
[INFO] [stdout] test tree::test::test_iter ... ok
[INFO] [stdout] test tree::test::test_subtree_rebalance ... ok
[INFO] [stdout] test tree::test::test_two_child_removal_case_1 ... ok
[INFO] [stdout] test tree::arena::tests::test_capacity ... ok
[INFO] [stdout] test tree::test::test_first_last ... ok
[INFO] [stdout] test tree::test::test_len ... ok
[INFO] [stdout] test tree::test::test_clear ... ok
[INFO] [stdout] test tree::test::test_rand_remove ... ok
[INFO] [stdout] test tree::test::test_ref_iter ... ok
[INFO] [stdout] test tree::test::test_two_child_removal_case_3 ... ok
[INFO] [stdout] test tree::test::test_two_child_removal_case_2 ... ok
[INFO] [stdout] test tree::arena::tests::test_hard_get_2 - should panic ... ok
[INFO] [stdout] test tree::test::test_logical_fuzz_fast ... ok
[INFO] [stdout] test tree::test::test_logical_fuzz_slow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 15.42s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_map_api.rs (/opt/rustwide/target/debug/deps/test_map_api-a481875609b8eb6e)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test test_map_iter_mut ... ok
[INFO] [stdout] test test_map_append ... ok
[INFO] [stdout] test test_map_iter ... ok
[INFO] [stdout] test test_basic_map_functionality ... ok
[INFO] [stdout] test test_map_from_iter ... ok
[INFO] [stdout] test test_map_iter_mut_rand ... ok
[INFO] [stderr]      Running tests/test_set_api.rs (/opt/rustwide/target/debug/deps/test_set_api-2f94ea80869b40fd)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test_set_iter ... ok
[INFO] [stdout] test test_set_difference ... ok
[INFO] [stdout] test test_set_is_disjoint ... ok
[INFO] [stdout] test test_set_is_superset ... ok
[INFO] [stdout] test test_set_symmetric_difference ... ok
[INFO] [stdout] test test_set_intersection ... ok
[INFO] [stdout] test test_set_is_subset ... ok
[INFO] [stdout] test test_basic_set_functionality ... ok
[INFO] [stdout] test test_set_union ... ok
[INFO] [stdout] test test_set_from_iter ... ok
[INFO] [stdout] test test_set_append ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests scapegoat
[INFO] [stdout] 
[INFO] [stdout] running 51 tests
[INFO] [stdout] test src/map.rs - map::SGMap<K, V>::capacity (line 38) ... ok
[INFO] [stdout] test src/tree/tree.rs - tree::tree::SGTree<K, V>::iter_mut (line 124) ... FAILED
[INFO] [stdout] test src/set.rs - set::SGSet<T>::union (line 407) ... FAILED
[INFO] [stdout] test src/set.rs - set::SGSet<T>::pop_first (line 225) ... FAILED
[INFO] [stdout] test src/set.rs - set::SGSet<T>::difference (line 298) ... FAILED
[INFO] [stdout] test src/set.rs - set::SGSet<T>::is_superset (line 495) ... FAILED
[INFO] [stdout] test src/set.rs - set::SGSet<T>::pop_last (line 263) ... FAILED
[INFO] [stdout] test src/set.rs - set::SGSet<T>::is_subset (line 475) ... FAILED
[INFO] [stdout] test src/set.rs - set::SGSet<T>::contains (line 191) ... 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 scapegoat --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-e0bd32a865b24b7e.rlib --extern libm=/opt/rustwide/target/debug/deps/liblibm-e98a9e597f9ea657.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-ced80a19a0b9cd56.rlib --extern ruut=/opt/rustwide/target/debug/deps/libruut-7b25e940438a5f6c.rlib --extern scapegoat=/opt/rustwide/target/debug/deps/libscapegoat-5e168e2f31bc9c8b.rlib --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-cd9632e27e802452.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "6c1c20b10367b86647cb10047f8744c9cc082032c4bc4a9431f189d66eaa5cbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c1c20b10367b86647cb10047f8744c9cc082032c4bc4a9431f189d66eaa5cbe", kill_on_drop: false }`
[INFO] [stdout] 6c1c20b10367b86647cb10047f8744c9cc082032c4bc4a9431f189d66eaa5cbe
