[INFO] fetching crate subset 0.3.0...
[INFO] testing subset-0.3.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate subset 0.3.0 into /workspace/builds/worker-90/source
[INFO] validating manifest of crates.io crate subset 0.3.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-90/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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" "+beta-2021-09-08" "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-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a31273d36a547584684de8c56984beeb7f41d068170fd7abcf6c8b519bad9b4
[INFO] running `Command { std: "docker" "start" "-a" "9a31273d36a547584684de8c56984beeb7f41d068170fd7abcf6c8b519bad9b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a31273d36a547584684de8c56984beeb7f41d068170fd7abcf6c8b519bad9b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a31273d36a547584684de8c56984beeb7f41d068170fd7abcf6c8b519bad9b4", kill_on_drop: false }`
[INFO] [stdout] 9a31273d36a547584684de8c56984beeb7f41d068170fd7abcf6c8b519bad9b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b62253d3117fa0d2043f9b3c594ddc44e3e0441cb5da1036ed329e418524390
[INFO] running `Command { std: "docker" "start" "-a" "3b62253d3117fa0d2043f9b3c594ddc44e3e0441cb5da1036ed329e418524390", kill_on_drop: false }`
[INFO] [stderr]    Compiling subset v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "3b62253d3117fa0d2043f9b3c594ddc44e3e0441cb5da1036ed329e418524390", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b62253d3117fa0d2043f9b3c594ddc44e3e0441cb5da1036ed329e418524390", kill_on_drop: false }`
[INFO] [stdout] 3b62253d3117fa0d2043f9b3c594ddc44e3e0441cb5da1036ed329e418524390
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f0b06e587ffa682f93374a1c8c094d0bec0d6dcf6f3a6d11242403f225c5b04
[INFO] running `Command { std: "docker" "start" "-a" "4f0b06e587ffa682f93374a1c8c094d0bec0d6dcf6f3a6d11242403f225c5b04", kill_on_drop: false }`
[INFO] [stderr]    Compiling subset v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "4f0b06e587ffa682f93374a1c8c094d0bec0d6dcf6f3a6d11242403f225c5b04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f0b06e587ffa682f93374a1c8c094d0bec0d6dcf6f3a6d11242403f225c5b04", kill_on_drop: false }`
[INFO] [stdout] 4f0b06e587ffa682f93374a1c8c094d0bec0d6dcf6f3a6d11242403f225c5b04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 857c67a6fe58bf8f8e1d5acb5d5cc30b16c1cfb1b2d7a6df3d6c18c8e37f8bcd
[INFO] running `Command { std: "docker" "start" "-a" "857c67a6fe58bf8f8e1d5acb5d5cc30b16c1cfb1b2d7a6df3d6c18c8e37f8bcd", 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-67437859938eb78f)
[INFO] [stdout] 
[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] [stderr]    Doc-tests subset
[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::SubsetMut::new (line 160) ... ok
[INFO] [stdout] test src/multi/mod.rs - multi::SubsetMut::is_unique (line 262) ... ok
[INFO] [stdout] test src/multi/mod.rs - multi::Subset::new (line 85) ... 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/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 0.43s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "857c67a6fe58bf8f8e1d5acb5d5cc30b16c1cfb1b2d7a6df3d6c18c8e37f8bcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "857c67a6fe58bf8f8e1d5acb5d5cc30b16c1cfb1b2d7a6df3d6c18c8e37f8bcd", kill_on_drop: false }`
[INFO] [stdout] 857c67a6fe58bf8f8e1d5acb5d5cc30b16c1cfb1b2d7a6df3d6c18c8e37f8bcd