[INFO] fetching crate sets 0.1.7...
[INFO] testing sets-0.1.7 against 1.55.0 for beta-1.56-1
[INFO] extracting crate sets 0.1.7 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate sets 0.1.7 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sets 0.1.7
[INFO] finished tweaking crates.io crate sets 0.1.7
[INFO] tweaked toml for crates.io crate sets 0.1.7 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indxvec v0.2.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9af6cbee1fa6cc6a73f9870fcacda5d9c0e7ddd74c644cc9c10daace4f275de8
[INFO] running `Command { std: "docker" "start" "-a" "9af6cbee1fa6cc6a73f9870fcacda5d9c0e7ddd74c644cc9c10daace4f275de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9af6cbee1fa6cc6a73f9870fcacda5d9c0e7ddd74c644cc9c10daace4f275de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9af6cbee1fa6cc6a73f9870fcacda5d9c0e7ddd74c644cc9c10daace4f275de8", kill_on_drop: false }`
[INFO] [stdout] 9af6cbee1fa6cc6a73f9870fcacda5d9c0e7ddd74c644cc9c10daace4f275de8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e7d0b932889042ce5aba0ba51a0f305d232a05abd6a7a5fb1e354ec698a643b
[INFO] running `Command { std: "docker" "start" "-a" "7e7d0b932889042ce5aba0ba51a0f305d232a05abd6a7a5fb1e354ec698a643b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling indxvec v0.2.6
[INFO] [stderr]    Compiling sets v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "7e7d0b932889042ce5aba0ba51a0f305d232a05abd6a7a5fb1e354ec698a643b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e7d0b932889042ce5aba0ba51a0f305d232a05abd6a7a5fb1e354ec698a643b", kill_on_drop: false }`
[INFO] [stdout] 7e7d0b932889042ce5aba0ba51a0f305d232a05abd6a7a5fb1e354ec698a643b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f112b335fe046797e248eb5c8ed879c15c0a3109daf35f52ec9ea75751e9c8f
[INFO] running `Command { std: "docker" "start" "-a" "5f112b335fe046797e248eb5c8ed879c15c0a3109daf35f52ec9ea75751e9c8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling sets v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "5f112b335fe046797e248eb5c8ed879c15c0a3109daf35f52ec9ea75751e9c8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f112b335fe046797e248eb5c8ed879c15c0a3109daf35f52ec9ea75751e9c8f", kill_on_drop: false }`
[INFO] [stdout] 5f112b335fe046797e248eb5c8ed879c15c0a3109daf35f52ec9ea75751e9c8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6ac0bcefbc90319e4faa2053cf640036b87d15a5574504b355d8a144336971ae
[INFO] running `Command { std: "docker" "start" "-a" "6ac0bcefbc90319e4faa2053cf640036b87d15a5574504b355d8a144336971ae", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sets-2f9cd21df382ae8b)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-cf8ed704c217d5c1)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stderr]    Doc-tests sets
[INFO] [stdout] test conversions ... ok
[INFO] [stdout] test nlptest ... ok
[INFO] [stdout] test mutabletest ... ok
[INFO] [stdout] test settest ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6ac0bcefbc90319e4faa2053cf640036b87d15a5574504b355d8a144336971ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ac0bcefbc90319e4faa2053cf640036b87d15a5574504b355d8a144336971ae", kill_on_drop: false }`
[INFO] [stdout] 6ac0bcefbc90319e4faa2053cf640036b87d15a5574504b355d8a144336971ae