[INFO] fetching crate counter 0.5.2...
[INFO] testing counter-0.5.2 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate counter 0.5.2 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate counter 0.5.2 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 counter 0.5.2
[INFO] finished tweaking crates.io crate counter 0.5.2
[INFO] tweaked toml for crates.io crate counter 0.5.2 written to /workspace/builds/worker-26/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 4ba60c1bec369958e1e985b6c640d3a077a52c563be18290c7865c36d2e890f1
[INFO] running `Command { std: "docker" "start" "-a" "4ba60c1bec369958e1e985b6c640d3a077a52c563be18290c7865c36d2e890f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ba60c1bec369958e1e985b6c640d3a077a52c563be18290c7865c36d2e890f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ba60c1bec369958e1e985b6c640d3a077a52c563be18290c7865c36d2e890f1", kill_on_drop: false }`
[INFO] [stdout] 4ba60c1bec369958e1e985b6c640d3a077a52c563be18290c7865c36d2e890f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 8f4f12b494169a5c4668a84f7d0d0ab2e86ef60450884b378f641bb060341e4f
[INFO] running `Command { std: "docker" "start" "-a" "8f4f12b494169a5c4668a84f7d0d0ab2e86ef60450884b378f641bb060341e4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling counter v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.75s
[INFO] running `Command { std: "docker" "inspect" "8f4f12b494169a5c4668a84f7d0d0ab2e86ef60450884b378f641bb060341e4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f4f12b494169a5c4668a84f7d0d0ab2e86ef60450884b378f641bb060341e4f", kill_on_drop: false }`
[INFO] [stdout] 8f4f12b494169a5c4668a84f7d0d0ab2e86ef60450884b378f641bb060341e4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 5c0a445406a708648dac637bf2b3445c29ea00ef31db3bd26436fd7811108488
[INFO] running `Command { std: "docker" "start" "-a" "5c0a445406a708648dac637bf2b3445c29ea00ef31db3bd26436fd7811108488", kill_on_drop: false }`
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling counter v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "5c0a445406a708648dac637bf2b3445c29ea00ef31db3bd26436fd7811108488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c0a445406a708648dac637bf2b3445c29ea00ef31db3bd26436fd7811108488", kill_on_drop: false }`
[INFO] [stdout] 5c0a445406a708648dac637bf2b3445c29ea00ef31db3bd26436fd7811108488
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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] 962a6cf9316947248f79ea41583732a986faf6f362a97a301fe6aaecc82434e4
[INFO] running `Command { std: "docker" "start" "-a" "962a6cf9316947248f79ea41583732a986faf6f362a97a301fe6aaecc82434e4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/counter-74c7f7fa9c292d8b)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test tests::test_add ... ok
[INFO] [stdout] test tests::test_add_update_iterable ... ok
[INFO] [stdout] test tests::test_add_update_counter ... ok
[INFO] [stdout] test tests::test_collect ... ok
[INFO] [stdout] test tests::test_composite_add_sub ... ok
[INFO] [stdout] test tests::test_count_minimal_type ... ok
[INFO] [stdout] test tests::test_creation ... ok
[INFO] [stdout] test tests::test_delete_key_from_backing_map ... ok
[INFO] [stdout] test tests::test_extend_simple ... ok
[INFO] [stdout] test tests::test_extend_tuple ... ok
[INFO] [stdout] test tests::test_extend_tuple_with_duplicates ... ok
[INFO] [stdout] test tests::test_from_iter_simple ... ok
[INFO] [stdout] test tests::test_from_iter_tuple ... ok
[INFO] [stdout] test tests::test_from_iter_tuple_with_duplicates ... ok
[INFO] [stdout] test tests::test_intersection ... ok
[INFO] [stdout] test tests::test_most_common_ordered ... ok
[INFO] [stdout] test tests::test_most_common ... ok
[INFO] [stdout] test tests::test_most_common_tiebreaker ... ok
[INFO] [stdout] test tests::test_most_common_tiebreaker_reversed ... ok
[INFO] [stdout] test tests::test_non_usize_count ... ok
[INFO] [stdout] test tests::test_sub ... ok
[INFO] [stdout] test tests::test_sub_update_counter ... ok
[INFO] [stdout] test tests::test_sub_update_iterable ... ok
[INFO] [stdout] test tests::test_subtract ... ok
[INFO] [stdout] test tests::test_union ... ok
[INFO] [stdout] test tests::test_update ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests counter
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] test src/lib.rs - (line 49) ... ok
[INFO] [stdout] test src/lib.rs - (line 94) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N>::index (line 568) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N>::add_assign (line 631) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N>::index (line 579) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N>::index_mut (line 611) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N>::index_mut (line 600) ... ok
[INFO] [stdout] test src/lib.rs - (line 85) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N>::from_iter (line 749) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N>::extend (line 821) ... ok
[INFO] [stdout] test src/lib.rs - (line 108) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N>::sub (line 705) ... ok
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N>::add (line 360) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N>::extend (line 775) ... ok
[INFO] [stdout] test src/lib.rs - (line 150) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N>::sub_assign (line 387) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N>::add_assign (line 330) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N>::add (line 656) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N>::extend (line 796) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N>::most_common_ordered (line 310) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N>::sub_assign (line 681) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N>::bitor (line 500) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N>::sub (line 430) ... ok
[INFO] [stdout] test src/lib.rs - (line 60) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N>::subtract (line 218) ... ok
[INFO] [stdout] test src/lib.rs - (line 71) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N>::most_common (line 252) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N>::from_iter (line 728) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N>::bitand (line 458) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N>::most_common_tiebreaker (line 272) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.66s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "962a6cf9316947248f79ea41583732a986faf6f362a97a301fe6aaecc82434e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "962a6cf9316947248f79ea41583732a986faf6f362a97a301fe6aaecc82434e4", kill_on_drop: false }`
[INFO] [stdout] 962a6cf9316947248f79ea41583732a986faf6f362a97a301fe6aaecc82434e4