[INFO] fetching crate block-array-cow 0.1.4...
[INFO] testing block-array-cow-0.1.4 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate block-array-cow 0.1.4 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate block-array-cow 0.1.4 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate block-array-cow 0.1.4
[INFO] finished tweaking crates.io crate block-array-cow 0.1.4
[INFO] tweaked toml for crates.io crate block-array-cow 0.1.4 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b86b017d2644e509cccce73eea34c63114e028d188135afbed6a9f450bb063d
[INFO] running `Command { std: "docker" "start" "-a" "3b86b017d2644e509cccce73eea34c63114e028d188135afbed6a9f450bb063d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b86b017d2644e509cccce73eea34c63114e028d188135afbed6a9f450bb063d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b86b017d2644e509cccce73eea34c63114e028d188135afbed6a9f450bb063d", kill_on_drop: false }`
[INFO] [stdout] 3b86b017d2644e509cccce73eea34c63114e028d188135afbed6a9f450bb063d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c5ce92330113a2fe73461f389c17e0102fd8d0e15696fe9ab3ae2a1b9b0a8184
[INFO] running `Command { std: "docker" "start" "-a" "c5ce92330113a2fe73461f389c17e0102fd8d0e15696fe9ab3ae2a1b9b0a8184", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling block-array-cow v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "c5ce92330113a2fe73461f389c17e0102fd8d0e15696fe9ab3ae2a1b9b0a8184", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5ce92330113a2fe73461f389c17e0102fd8d0e15696fe9ab3ae2a1b9b0a8184", kill_on_drop: false }`
[INFO] [stdout] c5ce92330113a2fe73461f389c17e0102fd8d0e15696fe9ab3ae2a1b9b0a8184
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05b66ea4c86a8be56e75ccdcbbb71ae22060fcb4f06ca2e82cc30c2e43488361
[INFO] running `Command { std: "docker" "start" "-a" "05b66ea4c86a8be56e75ccdcbbb71ae22060fcb4f06ca2e82cc30c2e43488361", kill_on_drop: false }`
[INFO] [stderr]    Compiling block-array-cow v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> tests/rand.rs:106:54
[INFO] [stdout]     |
[INFO] [stdout] 106 |                   let mut v: $t = unsafe { ::std::mem::uninitialized() };
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 | / rand_gen_any_impl! {
[INFO] [stdout] 143 | |     i16 i64 isize
[INFO] [stdout] 144 | |     u16 u64 usize
[INFO] [stdout] 145 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `rand_gen_any_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> tests/rand.rs:106:54
[INFO] [stdout]     |
[INFO] [stdout] 106 |                   let mut v: $t = unsafe { ::std::mem::uninitialized() };
[INFO] [stdout]     |                                                        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 142 | / rand_gen_any_impl! {
[INFO] [stdout] 143 | |     i16 i64 isize
[INFO] [stdout] 144 | |     u16 u64 usize
[INFO] [stdout] 145 | | }
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `rand_gen_any_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "05b66ea4c86a8be56e75ccdcbbb71ae22060fcb4f06ca2e82cc30c2e43488361", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05b66ea4c86a8be56e75ccdcbbb71ae22060fcb4f06ca2e82cc30c2e43488361", kill_on_drop: false }`
[INFO] [stdout] 05b66ea4c86a8be56e75ccdcbbb71ae22060fcb4f06ca2e82cc30c2e43488361
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8fe3e06932d4ceab8c587c48b8efdb4aaa57c0015e2c6b21dc83cd3ef7bd16d1
[INFO] running `Command { std: "docker" "start" "-a" "8fe3e06932d4ceab8c587c48b8efdb4aaa57c0015e2c6b21dc83cd3ef7bd16d1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> tests/rand.rs:106:54
[INFO] [stderr]     |
[INFO] [stderr] 106 |                   let mut v: $t = unsafe { ::std::mem::uninitialized() };
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 142 | / rand_gen_any_impl! {
[INFO] [stderr] 143 | |     i16 i64 isize
[INFO] [stderr] 144 | |     u16 u64 usize
[INFO] [stderr] 145 | | }
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `rand_gen_any_impl` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `block-array-cow` (test "tests") generated 1 warning
[INFO] [stderr] warning: `block-array-cow` (test "rand") generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/block_array_cow-4ebfa2acc10ded5b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test mempool_elem::test::test_mempool ... 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]      Running tests/rand.rs (/opt/rustwide/target/debug/deps/rand-13a8b0c778dd72ec)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-0430a53cf3fff0e9)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test nop ... ok
[INFO] [stdout] test double_nop ... ok
[INFO] [stdout] test nop_state ... ok
[INFO] [stdout] test double_diff ... ok
[INFO] [stdout] test single ... ok
[INFO] [stdout] test text_mixed ... ok
[INFO] [stdout] test text_dupe_increase_decrease ... ok
[INFO] [stdout] test rand_chunk_8_stride1_chunk64 ... ok
[INFO] [stdout] test rand_data_stride1_chunk32_mutate2 ... ok
[INFO] [stdout] test rand_data_stride8_chunk512_mutate2 ... ok
[INFO] [stdout] test text_sentences_chunk_128 ... ok
[INFO] [stdout] test rand_chunk_32_stride1_chunk64 ... ok
[INFO] [stdout] test text_sentences_chunk_131 ... ok
[INFO] [stdout] test text_sentences_chunk_1024 ... ok
[INFO] [stdout] test rand_chunk_31_stride11_chunk21 ... ok
[INFO] [stdout] test text_sentences_chunk_32 ... ok
[INFO] [stdout] test rand_chunk_64_stride8_chunk32 ... ok
[INFO] [stdout] test rand_data_stride32_chunk64_mutate1 ... ok
[INFO] [stdout] test text_sentences_chunk_13 ... ok
[INFO] [stdout] test text_sentences_random_stride32_chunk1 ... ok
[INFO] [stdout] test text_sentences_random_stride12_chunk512 ... ok
[INFO] [stdout] test rand_data_stride12_chunk48_mutate2 ... ok
[INFO] [stdout] test rand_data_stride32_chunk64_mutate8 ... ok
[INFO] [stdout] test text_sentences_chunk_8 ... ok
[INFO] [stdout] test text_words_chunk_131 ... ok
[INFO] [stdout] test text_words_chunk_13 ... ok
[INFO] [stdout] test text_words_chunk_1024 ... ok
[INFO] [stdout] test text_words_chunk_8 ... ok
[INFO] [stdout] test text_words_chunk_32 ... ok
[INFO] [stdout] test text_sentences_random_stride8_chunk8 ... ok
[INFO] [stdout] test text_words_chunk_128 ... ok
[INFO] [stdout] test text_sentences_chunk_3 ... ok
[INFO] [stdout] test text_sentences_random_stride3_chunk3 ... ok
[INFO] [stdout] test text_words_chunk_3 ... ok
[INFO] [stdout] test text_sentences_chunk_2 ... ok
[INFO] [stdout] test text_words_chunk_2 ... ok
[INFO] [stdout] test text_sentences_random_stride128_chunk6 ... ok
[INFO] [stdout] test text_words_chunk_1 ... ok
[INFO] [stdout] test text_sentences_chunk_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.94s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests block-array-cow
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 89) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8fe3e06932d4ceab8c587c48b8efdb4aaa57c0015e2c6b21dc83cd3ef7bd16d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fe3e06932d4ceab8c587c48b8efdb4aaa57c0015e2c6b21dc83cd3ef7bd16d1", kill_on_drop: false }`
[INFO] [stdout] 8fe3e06932d4ceab8c587c48b8efdb4aaa57c0015e2c6b21dc83cd3ef7bd16d1