[INFO] fetching crate wrc 2.0.0...
[INFO] testing wrc-2.0.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate wrc 2.0.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate wrc 2.0.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wrc 2.0.0
[INFO] finished tweaking crates.io crate wrc 2.0.0
[INFO] tweaked toml for crates.io crate wrc 2.0.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e15e2176d1e04c6129059e8c4938a1657e811cf51961eea00535ea0e07a9726
[INFO] running `Command { std: "docker" "start" "-a" "9e15e2176d1e04c6129059e8c4938a1657e811cf51961eea00535ea0e07a9726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e15e2176d1e04c6129059e8c4938a1657e811cf51961eea00535ea0e07a9726", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e15e2176d1e04c6129059e8c4938a1657e811cf51961eea00535ea0e07a9726", kill_on_drop: false }`
[INFO] [stdout] 9e15e2176d1e04c6129059e8c4938a1657e811cf51961eea00535ea0e07a9726
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 992902458bbbdcf647257f6ead5f92885a9093dfadc4987244649555a92095cc
[INFO] running `Command { std: "docker" "start" "-a" "992902458bbbdcf647257f6ead5f92885a9093dfadc4987244649555a92095cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling wrc v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "992902458bbbdcf647257f6ead5f92885a9093dfadc4987244649555a92095cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "992902458bbbdcf647257f6ead5f92885a9093dfadc4987244649555a92095cc", kill_on_drop: false }`
[INFO] [stdout] 992902458bbbdcf647257f6ead5f92885a9093dfadc4987244649555a92095cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5498ef80f9e302793c7bbdfe81bb0b160c9ec80ae72583568934cf43cced3cfa
[INFO] running `Command { std: "docker" "start" "-a" "5498ef80f9e302793c7bbdfe81bb0b160c9ec80ae72583568934cf43cced3cfa", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling serde_cbor v0.11.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling wrc v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 25.36s
[INFO] running `Command { std: "docker" "inspect" "5498ef80f9e302793c7bbdfe81bb0b160c9ec80ae72583568934cf43cced3cfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5498ef80f9e302793c7bbdfe81bb0b160c9ec80ae72583568934cf43cced3cfa", kill_on_drop: false }`
[INFO] [stdout] 5498ef80f9e302793c7bbdfe81bb0b160c9ec80ae72583568934cf43cced3cfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7bb7b5903bb9655d5447fc0320126fd47164bd16e2fcf33ac86eb728f70bf488
[INFO] running `Command { std: "docker" "start" "-a" "7bb7b5903bb9655d5447fc0320126fd47164bd16e2fcf33ac86eb728f70bf488", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wrc-1d375ac63c3dd0ca)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test test::inner_test::new_assigns_starting_weight ... ok
[INFO] [stdout] test test::inner_test::weight_add_doesnt_overflow ... ok
[INFO] [stdout] test test::inner_test::weight_can_be_dropped ... ok
[INFO] [stdout] test test::inner_test::weight_can_be_added ... ok
[INFO] [stdout] test test::inner_test::weight_drop_doesnt_overflow ... ok
[INFO] [stdout] test test::trait_test::implements_default ... ok
[INFO] [stdout] test test::trait_test::implements_hash ... ok
[INFO] [stdout] test test::trait_test::implements_partial_eq ... ok
[INFO] [stdout] test test::trait_test::implements_partial_ord ... ok
[INFO] [stdout] test test::trait_test::implements_fmt_debug ... ok
[INFO] [stdout] test test::trait_test::implemnts_fmt_display ... ok
[INFO] [stdout] test test::wrc_test::clone_splits_weight ... ok
[INFO] [stdout] test test::wrc_test::deref_mut ... ok
[INFO] [stdout] test test::wrc_test::dropping_all_refs_drops_the_inner ... ok
[INFO] [stdout] test test::wrc_test::dropping_refs_drops_weight_from_inner ... ok
[INFO] [stdout] test test::wrc_test::initializes_with_default_weight ... ok
[INFO] [stdout] test test::wrc_test::more_weight_is_allocated_with_weight_exhausted ... ok
[INFO] [stdout] test test::async_test::wrcs_can_be_sent_between_threads ... ok
[INFO] [stdout] test test::trait_test::implements_ord ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wrc
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/wrc.rs - wrc::Wrc<T>::new (line 117) ... ok
[INFO] [stdout] test src/wrc.rs - wrc::Wrc<T>::clone (line 184) ... ok
[INFO] [stdout] test src/wrc.rs - wrc::Wrc<T>::drop (line 218) ... ok
[INFO] [stdout] test src/wrc.rs - wrc::Wrc (line 86) ... ok
[INFO] [stdout] test src/wrc.rs - wrc::Wrc (line 69) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7bb7b5903bb9655d5447fc0320126fd47164bd16e2fcf33ac86eb728f70bf488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bb7b5903bb9655d5447fc0320126fd47164bd16e2fcf33ac86eb728f70bf488", kill_on_drop: false }`
[INFO] [stdout] 7bb7b5903bb9655d5447fc0320126fd47164bd16e2fcf33ac86eb728f70bf488