[INFO] fetching crate counter 0.7.0...
[INFO] testing counter-0.7.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate counter 0.7.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate counter 0.7.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate counter 0.7.0
[INFO] tweaked toml for crates.io crate counter 0.7.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate counter 0.7.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate counter 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dea447864ec67c253ac04ec6912761bef36f4842d9dcb692784cde356504f5ee
[INFO] running `Command { std: "docker" "start" "-a" "dea447864ec67c253ac04ec6912761bef36f4842d9dcb692784cde356504f5ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dea447864ec67c253ac04ec6912761bef36f4842d9dcb692784cde356504f5ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dea447864ec67c253ac04ec6912761bef36f4842d9dcb692784cde356504f5ee", kill_on_drop: false }`
[INFO] [stdout] dea447864ec67c253ac04ec6912761bef36f4842d9dcb692784cde356504f5ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23cda41786b327aa5b926cb2f94058167878fe9c61c3b92e0349a54322b1564a
[INFO] running `Command { std: "docker" "start" "-a" "23cda41786b327aa5b926cb2f94058167878fe9c61c3b92e0349a54322b1564a", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling counter v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `Command { std: "docker" "inspect" "23cda41786b327aa5b926cb2f94058167878fe9c61c3b92e0349a54322b1564a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23cda41786b327aa5b926cb2f94058167878fe9c61c3b92e0349a54322b1564a", kill_on_drop: false }`
[INFO] [stdout] 23cda41786b327aa5b926cb2f94058167878fe9c61c3b92e0349a54322b1564a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5759bf62d35bbddae73ed36b7a7f9c9737836f92c73236423dcc1420996b82f
[INFO] running `Command { std: "docker" "start" "-a" "e5759bf62d35bbddae73ed36b7a7f9c9737836f92c73236423dcc1420996b82f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling counter v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.81s
[INFO] running `Command { std: "docker" "inspect" "e5759bf62d35bbddae73ed36b7a7f9c9737836f92c73236423dcc1420996b82f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5759bf62d35bbddae73ed36b7a7f9c9737836f92c73236423dcc1420996b82f", kill_on_drop: false }`
[INFO] [stdout] e5759bf62d35bbddae73ed36b7a7f9c9737836f92c73236423dcc1420996b82f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0515a2e7065da82a1c53ca12b59395d198480082d7374704c50deb9f1570eb8f
[INFO] running `Command { std: "docker" "start" "-a" "0515a2e7065da82a1c53ca12b59395d198480082d7374704c50deb9f1570eb8f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/counter-a40c5901e7dee0fd)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test unit_tests::test_add_update_counter ... ok
[INFO] [stdout] test unit_tests::test_add_update_iterable ... ok
[INFO] [stdout] test unit_tests::test_creation ... ok
[INFO] [stdout] test unit_tests::test_creation_with_capacity ... ok
[INFO] [stdout] test unit_tests::test_extend_simple ... ok
[INFO] [stdout] test unit_tests::test_extend_tuple ... ok
[INFO] [stdout] test unit_tests::test_from_iter_simple ... ok
[INFO] [stdout] test unit_tests::test_from_iter_tuple_with_duplicates ... ok
[INFO] [stdout] test unit_tests::test_non_usize_count ... ok
[INFO] [stdout] test unit_tests::test_sub_update_counter ... ok
[INFO] [stdout] test unit_tests::test_sub_update_iterable ... ok
[INFO] [stdout] test unit_tests::test_update ... ok
[INFO] [stdout] test unit_tests::test_count_minimal_type ... ok
[INFO] [stdout] test unit_tests::test_collect ... ok
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-159f42f5cb34a8f2)
[INFO] [stdout] test unit_tests::test_extend_tuple_with_duplicates ... ok
[INFO] [stdout] test unit_tests::test_from_iter_tuple ... ok
[INFO] [stdout] test unit_tests::test_subtract ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test tests::test_custom_hasher ... ok
[INFO] [stdout] test tests::test_composite_add_sub ... ok
[INFO] [stdout] test tests::test_add ... ok
[INFO] [stdout] test tests::test_most_common ... ok
[INFO] [stdout] test tests::test_most_common_tiebreaker ... ok
[INFO] [stdout] test tests::test_intersection ... ok
[INFO] [stdout] test tests::test_most_common_ordered ... ok
[INFO] [stdout] test tests::test_k_most_common_ordered ... ok
[INFO] [stdout] test tests::test_subset_non_usize_count ... ok
[INFO] [stdout] test tests::test_union ... ok
[INFO] [stdout] test tests::test_most_common_tiebreaker_reversed ... ok
[INFO] [stdout] test tests::test_sub ... ok
[INFO] [stdout] test tests::test_superset_non_usize_count ... ok
[INFO] [stdout] test tests::test_total ... ok
[INFO] [stdout] test tests::test_most_common_tiebreaker_fn_mut ... ok
[INFO] [stdout] test tests::test_delete_key_from_backing_map ... ok
[INFO] [stdout] test tests::test_k_most_common_ordered_heavy ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests counter
[INFO] [stdout] 
[INFO] [stdout] running 47 tests
[INFO] [stdout] test src/impls/add_self.rs - impls::add_self::Counter<T,N,S>::add (line 20) ... ok
[INFO] [stdout] test src/impls/extend.rs - impls::extend::Counter<T,N,S>::extend (line 16) ... ok
[INFO] [stdout] test src/impls/index.rs - impls::index::Counter<T,N,S>::index (line 41) ... ok
[INFO] [stdout] test src/impls/add_self.rs - impls::add_self::Counter<T,N,S>::add_assign (line 47) ... ok
[INFO] [stdout] test src/impls/add_iterable.rs - impls::add_iterable::Counter<T,N,S>::add (line 19) ... ok
[INFO] [stdout] test src/impls/index.rs - impls::index::Counter<T,N,S>::index (line 25) ... ok
[INFO] [stdout] test src/impls/intersection.rs - impls::intersection::Counter<T,N,S>::bitand (line 20) ... ok
[INFO] [stdout] test src/impls/index.rs - impls::index::Counter<T,N,S>::index_mut (line 67) ... ok
[INFO] [stdout] test src/impls/add_iterable.rs - impls::add_iterable::Counter<T,N,S>::add_assign (line 44) ... ok
[INFO] [stdout] test src/impls/extend.rs - impls::extend::Counter<T,N,S>::extend (line 64) ... ok
[INFO] [stdout] test src/impls/intersection.rs - impls::intersection::Counter<T,N,S>::bitand_assign (line 55) ... ok
[INFO] [stdout] test src/impls/index.rs - impls::index::Counter<T,N,S>::index_mut (line 83) ... ok
[INFO] [stdout] test src/impls/into_iterator.rs - impls::into_iterator::Counter<T,N,S>::into_iter (line 19) ... ok
[INFO] [stdout] test src/impls/into_iterator.rs - impls::into_iterator::&'amutCounter<T,N,S>::into_iter (line 47) ... ok
[INFO] [stdout] test src/impls/extend.rs - impls::extend::Counter<T,N,S>::extend (line 38) ... ok
[INFO] [stdout] test src/impls/from_iterator.rs - impls::from_iterator::Counter<T,N,S>::from_iter (line 37) ... ok
[INFO] [stdout] test src/impls/from_iterator.rs - impls::from_iterator::Counter<T,N>::from_iter (line 60) ... ok
[INFO] [stdout] test src/impls/sub_self.rs - impls::sub_self::Counter<T,N,S>::sub_assign (line 55) ... ok
[INFO] [stdout] test src/impls/sub_iterable.rs - impls::sub_iterable::Counter<T,N,S>::sub (line 19) ... ok
[INFO] [stdout] test src/lib.rs - (line 115) ... ok
[INFO] [stdout] test src/impls/union.rs - impls::union::Counter<T,N,S>::bitor_assign (line 68) ... ok
[INFO] [stdout] test src/impls/union.rs - impls::union::Counter<T,N,S>::bitor (line 20) ... ok
[INFO] [stdout] test src/lib.rs - (line 224) ... ok
[INFO] [stdout] test src/impls/sub_self.rs - impls::sub_self::Counter<T,N,S>::sub (line 24) ... ok
[INFO] [stdout] test src/impls/sub_iterable.rs - impls::sub_iterable::Counter<T,N>::sub_assign (line 46) ... ok
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/lib.rs - (line 139) ... ok
[INFO] [stdout] test src/lib.rs - (line 126) ... ok
[INFO] [stdout] test src/lib.rs - (line 269) ... ok
[INFO] [stdout] test src/lib.rs - (line 207) ... ok
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] test src/lib.rs - (line 100) ... ok
[INFO] [stdout] test src/lib.rs - (line 60) ... ok
[INFO] [stdout] test src/lib.rs - (line 160) ... ok
[INFO] [stdout] test src/lib.rs - (line 194) ... ok
[INFO] [stdout] test src/lib.rs - (line 48) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N,S>::most_common (line 409) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N,S>::most_common_ordered (line 466) ... ok
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N>::total (line 333) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N,S>::most_common_tiebreaker (line 429) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N,S>::k_most_common_ordered (line 494) ... ok
[INFO] [stdout] test src/lib.rs - (line 74) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N,S>::subtract (line 375) ... ok
[INFO] [stdout] test src/lib.rs - (line 86) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N,S>::is_superset (line 575) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T,N,S>::is_subset (line 600) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 47 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.62s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0515a2e7065da82a1c53ca12b59395d198480082d7374704c50deb9f1570eb8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0515a2e7065da82a1c53ca12b59395d198480082d7374704c50deb9f1570eb8f", kill_on_drop: false }`
[INFO] [stdout] 0515a2e7065da82a1c53ca12b59395d198480082d7374704c50deb9f1570eb8f