[INFO] fetching crate subset 0.3.0...
[INFO] testing subset-0.3.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate subset 0.3.0 into /workspace/builds/worker-34/source
[INFO] validating manifest of crates.io crate subset 0.3.0 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] started tweaking crates.io crate subset 0.3.0
[INFO] finished tweaking crates.io crate subset 0.3.0
[INFO] tweaked toml for crates.io crate subset 0.3.0 written to /workspace/builds/worker-34/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-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] fbaeb33af34f439224799e3423c003ac630da8a4058b6b0cad25be19473faf3a
[INFO] running `Command { std: "docker" "start" "-a" "fbaeb33af34f439224799e3423c003ac630da8a4058b6b0cad25be19473faf3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbaeb33af34f439224799e3423c003ac630da8a4058b6b0cad25be19473faf3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbaeb33af34f439224799e3423c003ac630da8a4058b6b0cad25be19473faf3a", kill_on_drop: false }`
[INFO] [stdout] fbaeb33af34f439224799e3423c003ac630da8a4058b6b0cad25be19473faf3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] ee727ef28b112c3ab7ad0d6aef5b5eff02b339bf3c00868e510208916fd86cef
[INFO] running `Command { std: "docker" "start" "-a" "ee727ef28b112c3ab7ad0d6aef5b5eff02b339bf3c00868e510208916fd86cef", kill_on_drop: false }`
[INFO] [stderr]    Compiling subset v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "ee727ef28b112c3ab7ad0d6aef5b5eff02b339bf3c00868e510208916fd86cef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee727ef28b112c3ab7ad0d6aef5b5eff02b339bf3c00868e510208916fd86cef", kill_on_drop: false }`
[INFO] [stdout] ee727ef28b112c3ab7ad0d6aef5b5eff02b339bf3c00868e510208916fd86cef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] d6aaf73b52c0859bcc74fe91175d938df0cd31e6a26e4c82b7328c590afe1db2
[INFO] running `Command { std: "docker" "start" "-a" "d6aaf73b52c0859bcc74fe91175d938df0cd31e6a26e4c82b7328c590afe1db2", kill_on_drop: false }`
[INFO] [stderr]    Compiling subset v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "d6aaf73b52c0859bcc74fe91175d938df0cd31e6a26e4c82b7328c590afe1db2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6aaf73b52c0859bcc74fe91175d938df0cd31e6a26e4c82b7328c590afe1db2", kill_on_drop: false }`
[INFO] [stdout] d6aaf73b52c0859bcc74fe91175d938df0cd31e6a26e4c82b7328c590afe1db2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] 80386220b1601b09fc9ee5bbc91ec39fc0d388f7ccdcc0769ca200b94ae0baf3
[INFO] running `Command { std: "docker" "start" "-a" "80386220b1601b09fc9ee5bbc91ec39fc0d388f7ccdcc0769ca200b94ae0baf3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/subset-37103b90c6e8a1d2)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests subset
[INFO] [stdout] running 4 tests
[INFO] [stdout] test multi::tests::test_mut ... ok
[INFO] [stdout] test multi::tests::test_set ... ok
[INFO] [stdout] test unique::tests::test_mut ... ok
[INFO] [stdout] test unique::tests::test_set ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/multi/mod.rs - multi (line 6) ... ignored
[INFO] [stdout] test src/multi/mod.rs - multi::SubsetMut::new (line 221) ... ok
[INFO] [stdout] test src/unique/mod.rs - unique::Subset::new (line 61) ... ok
[INFO] [stdout] test src/multi/mod.rs - multi::Subset::is_unique (line 125) ... ok
[INFO] [stdout] test src/multi/mod.rs - multi (line 22) ... ok
[INFO] [stdout] test src/multi/mod.rs - multi::Subset::new (line 85) ... ok
[INFO] [stdout] test src/multi/mod.rs - multi::SubsetMut::is_unique (line 262) ... ok
[INFO] [stdout] test src/unique/mod.rs - unique::SubsetMut::new (line 160) ... ok
[INFO] [stdout] test src/unique/mod.rs - unique (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.57s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "80386220b1601b09fc9ee5bbc91ec39fc0d388f7ccdcc0769ca200b94ae0baf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80386220b1601b09fc9ee5bbc91ec39fc0d388f7ccdcc0769ca200b94ae0baf3", kill_on_drop: false }`
[INFO] [stdout] 80386220b1601b09fc9ee5bbc91ec39fc0d388f7ccdcc0769ca200b94ae0baf3