[INFO] fetching crate typed-arena 2.0.1...
[INFO] testing typed-arena-2.0.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate typed-arena 2.0.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate typed-arena 2.0.1 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 typed-arena 2.0.1
[INFO] finished tweaking crates.io crate typed-arena 2.0.1
[INFO] tweaked toml for crates.io crate typed-arena 2.0.1 written to /workspace/builds/worker-12/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 836a7a43f25a300efd9f360af283ce6526a8ed794bac085d16533348e038142e
[INFO] running `Command { std: "docker" "start" "-a" "836a7a43f25a300efd9f360af283ce6526a8ed794bac085d16533348e038142e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "836a7a43f25a300efd9f360af283ce6526a8ed794bac085d16533348e038142e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "836a7a43f25a300efd9f360af283ce6526a8ed794bac085d16533348e038142e", kill_on_drop: false }`
[INFO] [stdout] 836a7a43f25a300efd9f360af283ce6526a8ed794bac085d16533348e038142e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 9391843c2e4958a6290c906b2eb20d49bb84910a31de2d9006bdb37c2fc49f3c
[INFO] running `Command { std: "docker" "start" "-a" "9391843c2e4958a6290c906b2eb20d49bb84910a31de2d9006bdb37c2fc49f3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling typed-arena v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "9391843c2e4958a6290c906b2eb20d49bb84910a31de2d9006bdb37c2fc49f3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9391843c2e4958a6290c906b2eb20d49bb84910a31de2d9006bdb37c2fc49f3c", kill_on_drop: false }`
[INFO] [stdout] 9391843c2e4958a6290c906b2eb20d49bb84910a31de2d9006bdb37c2fc49f3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] f340f961a162ad188ee05359a2d695423c4e919c056cf4085e098ad02ee801c6
[INFO] running `Command { std: "docker" "start" "-a" "f340f961a162ad188ee05359a2d695423c4e919c056cf4085e098ad02ee801c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[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 regex v1.5.4
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling typed-arena v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 25.19s
[INFO] running `Command { std: "docker" "inspect" "f340f961a162ad188ee05359a2d695423c4e919c056cf4085e098ad02ee801c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f340f961a162ad188ee05359a2d695423c4e919c056cf4085e098ad02ee801c6", kill_on_drop: false }`
[INFO] [stdout] f340f961a162ad188ee05359a2d695423c4e919c056cf4085e098ad02ee801c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 6d7e3e1de6d1f333e8000c38dde1045f5c61bd619a54b6b4fe244b668930dc42
[INFO] running `Command { std: "docker" "start" "-a" "6d7e3e1de6d1f333e8000c38dde1045f5c61bd619a54b6b4fe244b668930dc42", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/typed_arena-93d6f427f2dd4daf)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test test::arena_is_send ... ok
[INFO] [stdout] test test::arena_as_intended ... ok
[INFO] [stdout] test test::dont_trust_the_iterator_size ... ok
[INFO] [stdout] test test::ensure_into_vec_maintains_order_of_allocation ... ok
[INFO] [stdout] test test::iter_mut_high_capacity ... ok
[INFO] [stdout] test test::size_hint ... ok
[INFO] [stdout] test test::test_alloc_extend ... ok
[INFO] [stdout] test test::iter_mut_low_capacity ... ok
[INFO] [stdout] test test::test_alloc_extend_with_drop_counter ... ok
[INFO] [stdout] test test::test_alloc_uninitialized_bools ... ok
[INFO] [stdout] test test::test_alloc_uninitialized ... ok
[INFO] [stdout] test test::test_uninitialized_array ... ok
[INFO] [stdout] test test::test_zero_cap ... ok
[INFO] [stdout] test test::alloc_uninitialized_with_panic ... ok
[INFO] [stdout] test test::size_hint_high_initial_capacities ... ok
[INFO] [stdout] test test::size_hint_low_initial_capacities ... ok
[INFO] [stderr]    Doc-tests typed_arena
[INFO] [stdout] test test::size_hint_many_items ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.78s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/lib.rs - Arena<T>::iter_mut (line 477) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::alloc_uninitialized (line 289) ... ok
[INFO] [stdout] test src/lib.rs - Arena<u8>::alloc_str (line 523) ... ok
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] test src/lib.rs - Arena (line 90) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::alloc (line 178) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::alloc_uninitialized (line 319) ... ok
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::alloc_extend (line 215) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::new (line 116) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::len (line 153) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::with_capacity (line 131) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::into_vec (line 417) ... ok
[INFO] [stdout] test src/lib.rs - Arena<T>::iter_mut (line 451) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6d7e3e1de6d1f333e8000c38dde1045f5c61bd619a54b6b4fe244b668930dc42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d7e3e1de6d1f333e8000c38dde1045f5c61bd619a54b6b4fe244b668930dc42", kill_on_drop: false }`
[INFO] [stdout] 6d7e3e1de6d1f333e8000c38dde1045f5c61bd619a54b6b4fe244b668930dc42