[INFO] fetching crate fixed-slice-vec 0.8.0...
[INFO] testing fixed-slice-vec-0.8.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate fixed-slice-vec 0.8.0 into /workspace/builds/worker-64/source
[INFO] validating manifest of crates.io crate fixed-slice-vec 0.8.0 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] removed /workspace/builds/worker-64/source/rust-toolchain
[INFO] started tweaking crates.io crate fixed-slice-vec 0.8.0
[INFO] finished tweaking crates.io crate fixed-slice-vec 0.8.0
[INFO] tweaked toml for crates.io crate fixed-slice-vec 0.8.0 written to /workspace/builds/worker-64/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 81e89ecfe1537477cceb1aa6b3cd5db0c7d9bc3ec7b4429637da7b76bf5dd3a4
[INFO] running `Command { std: "docker" "start" "-a" "81e89ecfe1537477cceb1aa6b3cd5db0c7d9bc3ec7b4429637da7b76bf5dd3a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81e89ecfe1537477cceb1aa6b3cd5db0c7d9bc3ec7b4429637da7b76bf5dd3a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81e89ecfe1537477cceb1aa6b3cd5db0c7d9bc3ec7b4429637da7b76bf5dd3a4", kill_on_drop: false }`
[INFO] [stdout] 81e89ecfe1537477cceb1aa6b3cd5db0c7d9bc3ec7b4429637da7b76bf5dd3a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] e0a69843a27156fa3ecdf71dbbae1ed53cf8d40ffcd374c6dd027e3956e91092
[INFO] running `Command { std: "docker" "start" "-a" "e0a69843a27156fa3ecdf71dbbae1ed53cf8d40ffcd374c6dd027e3956e91092", kill_on_drop: false }`
[INFO] [stderr]    Compiling fixed-slice-vec v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "e0a69843a27156fa3ecdf71dbbae1ed53cf8d40ffcd374c6dd027e3956e91092", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0a69843a27156fa3ecdf71dbbae1ed53cf8d40ffcd374c6dd027e3956e91092", kill_on_drop: false }`
[INFO] [stdout] e0a69843a27156fa3ecdf71dbbae1ed53cf8d40ffcd374c6dd027e3956e91092
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 6a76d26b8a5976a027381c64ed3bcd2fb855fd2211245588885e758212fbcbf6
[INFO] running `Command { std: "docker" "start" "-a" "6a76d26b8a5976a027381c64ed3bcd2fb855fd2211245588885e758212fbcbf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling rusty-fork v0.2.2
[INFO] [stderr]    Compiling proptest v0.9.6
[INFO] [stderr]    Compiling fixed-slice-vec v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.67s
[INFO] running `Command { std: "docker" "inspect" "6a76d26b8a5976a027381c64ed3bcd2fb855fd2211245588885e758212fbcbf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a76d26b8a5976a027381c64ed3bcd2fb855fd2211245588885e758212fbcbf6", kill_on_drop: false }`
[INFO] [stdout] 6a76d26b8a5976a027381c64ed3bcd2fb855fd2211245588885e758212fbcbf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 1f768fff55cf9da8ecebac98fb4ca14dd9fa0284e23b0cabf07223a4ed5aba3e
[INFO] running `Command { std: "docker" "start" "-a" "1f768fff55cf9da8ecebac98fb4ca14dd9fa0284e23b0cabf07223a4ed5aba3e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fixed_slice_vec-2ef9e76985b7790a)
[INFO] [stdout] 
[INFO] [stdout] running 38 tests
[INFO] [stdout] test single::tests::embed_does_not_run_drops ... ok
[INFO] [stdout] test single::tests::happy_path_embed ... ok
[INFO] [stdout] test single::tests::embed_uninit_does_not_run_drops ... ok
[INFO] [stdout] test single::tests::happy_path_split ... ok
[INFO] [stdout] test single::tests::happy_path_embed_uninit ... ok
[INFO] [stdout] test single::tests::embed_not_enough_space_detected ... ok
[INFO] [stdout] test single::tests::happy_path_split_uninit ... ok
[INFO] [stdout] test single::tests::embed_uninit_not_enough_space_detected ... ok
[INFO] [stdout] test single::tests::split_not_enough_space_detected ... ok
[INFO] [stdout] test single::tests::split_uninit_from_bytes_empty ... ok
[INFO] [stdout] test single::tests::split_uninit_from_bytes_observe_leftovers ... ok
[INFO] [stdout] test single::tests::split_uninit_from_uninit_bytes_empty ... ok
[INFO] [stdout] test single::tests::split_uninit_from_uninit_bytes_observe_leftovers ... ok
[INFO] [stdout] test single::tests::split_uninit_not_enough_space_detected ... ok
[INFO] [stdout] test single::tests::zero_sized_types_not_permitted ... ok
[INFO] [stdout] test vec::tests::align_captures_suffix_and_prefix ... ok
[INFO] [stdout] test vec::tests::as_mut_ptr_allows_changes_to_internal_content ... ok
[INFO] [stdout] test vec::tests::as_ptr_reveals_expected_internal_content ... ok
[INFO] [stdout] test vec::tests::borrow_ish_sanity_checks ... ok
[INFO] [stdout] test vec::tests::comparison_sanity_checks ... ok
[INFO] [stdout] test vec::tests::equality_sanity_checks ... ok
[INFO] [stdout] test vec::tests::extend_with_exactly_enough_room ... ok
[INFO] [stdout] test vec::tests::extend_with_more_than_enough_room ... ok
[INFO] [stdout] test vec::tests::extend_with_not_enough_room ... ok
[INFO] [stdout] test vec::tests::from_uninit ... ok
[INFO] [stdout] test vec::tests::from_uninit_bytes_empty_slice ... ok
[INFO] [stdout] test vec::tests::from_uninit_bytes_larger_than_item_slice ... ok
[INFO] [stdout] test vec::tests::from_uninit_bytes_smaller_than_item_slice ... ok
[INFO] [stdout] test vec::tests::happy_path_from_bytes ... ok
[INFO] [stdout] test vec::tests::manual_truncate ... ok
[INFO] [stdout] test vec::tests::manual_swap_remove_inside_range ... ok
[INFO] [stdout] test vec::tests::manual_try_swap_remove ... ok
[INFO] [stdout] test vec::tests::manual_try_remove ... ok
[INFO] [stdout] test vec::tests::try_extend_with_exactly_enough_room ... ok
[INFO] [stdout] test vec::tests::try_extend_with_more_than_enough_room ... ok
[INFO] [stdout] test vec::tests::try_extend_with_not_enough_room ... ok
[INFO] [stdout] test vec::tests::manual_swap_remove_empty - should panic ... ok
[INFO] [stdout] test vec::tests::manual_swap_remove_outside_range - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 38 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/comparability_tests.rs (/opt/rustwide/target/debug/deps/comparability_tests-c6fdd96baa8e23d4)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test drops_items_replaced_via_mut_slice ... ok
[INFO] [stdout] test drops_items_when_truncate ... ok
[INFO] [stdout] test drops_items_when_dropped ... ok
[INFO] [stdout] test drops_items_when_clear ... ok
[INFO] [stdout] test vec_like_operations::compare_vec_like_operations_against_array_vec ... ok
[INFO] [stdout] test vec_like_operations::compare_vec_like_operations_against_std ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.82s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/std_required_tests.rs (/opt/rustwide/target/debug/deps/std_required_tests-dc6dc0f568feb003)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test embed_uninit_does_not_run_drops_atomic ... ok
[INFO] [stdout] test fsv_does_not_run_drops_on_push_atomic ... ok
[INFO] [stdout] test formatting_successful ... ok
[INFO] [stdout] test embed_does_not_run_drops_atomic ... ok
[INFO] [stdout] test hashing_successful ... ok
[INFO] [stdout] test manual_push ... ok
[INFO] [stdout] test manual_try_swap_remove ... ok
[INFO] [stdout] test manual_remove ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fixed-slice-vec
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/vec.rs - vec::FixedSliceVec::from_bytes (line 45) ... ok
[INFO] [stdout] test src/vec.rs - vec::FixedSliceVec::align_from_uninit_bytes (line 110) ... ok
[INFO] [stdout] test src/vec.rs - vec::FixedSliceVec::align_from_bytes (line 82) ... ok
[INFO] [stdout] test src/lib.rs - (line 31) ... ok
[INFO] [stdout] test src/vec.rs - vec::FixedSliceVec::as_ptr (line 178) ... ok
[INFO] [stdout] test src/vec.rs - vec::FixedSliceVec::as_mut_ptr (line 142) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1f768fff55cf9da8ecebac98fb4ca14dd9fa0284e23b0cabf07223a4ed5aba3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f768fff55cf9da8ecebac98fb4ca14dd9fa0284e23b0cabf07223a4ed5aba3e", kill_on_drop: false }`
[INFO] [stdout] 1f768fff55cf9da8ecebac98fb4ca14dd9fa0284e23b0cabf07223a4ed5aba3e