[INFO] fetching crate biconnected-components 0.4.0...
[INFO] testing biconnected-components-0.4.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate biconnected-components 0.4.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate biconnected-components 0.4.0
[INFO] finished tweaking crates.io crate biconnected-components 0.4.0
[INFO] tweaked toml for crates.io crate biconnected-components 0.4.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate biconnected-components 0.4.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate biconnected-components 0.4.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] adc7c2bfb7d05c4db96f4e239b862a8e8c07afa2da2d644ee168ec897afd4ff2
[INFO] running `Command { std: "docker" "start" "-a" "adc7c2bfb7d05c4db96f4e239b862a8e8c07afa2da2d644ee168ec897afd4ff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adc7c2bfb7d05c4db96f4e239b862a8e8c07afa2da2d644ee168ec897afd4ff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adc7c2bfb7d05c4db96f4e239b862a8e8c07afa2da2d644ee168ec897afd4ff2", kill_on_drop: false }`
[INFO] [stdout] adc7c2bfb7d05c4db96f4e239b862a8e8c07afa2da2d644ee168ec897afd4ff2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bcd755e35a067c7cd08c04e8eb3081d02b8903c7b0eaded788dab0d313706cb3
[INFO] running `Command { std: "docker" "start" "-a" "bcd755e35a067c7cd08c04e8eb3081d02b8903c7b0eaded788dab0d313706cb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]    Compiling biconnected-components v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.80s
[INFO] running `Command { std: "docker" "inspect" "bcd755e35a067c7cd08c04e8eb3081d02b8903c7b0eaded788dab0d313706cb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcd755e35a067c7cd08c04e8eb3081d02b8903c7b0eaded788dab0d313706cb3", kill_on_drop: false }`
[INFO] [stdout] bcd755e35a067c7cd08c04e8eb3081d02b8903c7b0eaded788dab0d313706cb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fa7144a1281c68a9d996fa1a49b7a8e19a3fba8c874220a1b4ca6f051200fa2
[INFO] running `Command { std: "docker" "start" "-a" "8fa7144a1281c68a9d996fa1a49b7a8e19a3fba8c874220a1b4ca6f051200fa2", kill_on_drop: false }`
[INFO] [stderr]    Compiling biconnected-components v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "8fa7144a1281c68a9d996fa1a49b7a8e19a3fba8c874220a1b4ca6f051200fa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fa7144a1281c68a9d996fa1a49b7a8e19a3fba8c874220a1b4ca6f051200fa2", kill_on_drop: false }`
[INFO] [stdout] 8fa7144a1281c68a9d996fa1a49b7a8e19a3fba8c874220a1b4ca6f051200fa2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0c1a3e2d8a6fb5b2a09ea1f2179e8a45d8de151f853ad8b7c00f39478b860327
[INFO] running `Command { std: "docker" "start" "-a" "0c1a3e2d8a6fb5b2a09ea1f2179e8a45d8de151f853ad8b7c00f39478b860327", 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/biconnected_components-761b3167e59f506e)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::forest ... ok
[INFO] [stdout] test tests::split ... ok
[INFO] [stdout] test tests::star_2_alt ... ok
[INFO] [stderr]    Doc-tests biconnected_components
[INFO] [stdout] test tests::single_edge ... ok
[INFO] [stdout] test tests::lacrosse_stick ... ok
[INFO] [stdout] test tests::star_2 ... ok
[INFO] [stdout] test tests::self_loops ... ok
[INFO] [stdout] test tests::wp_example ... ok
[INFO] [stdout] test tests::trivial ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.54s; merged doctests compilation took 0.54s
[INFO] running `Command { std: "docker" "inspect" "0c1a3e2d8a6fb5b2a09ea1f2179e8a45d8de151f853ad8b7c00f39478b860327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c1a3e2d8a6fb5b2a09ea1f2179e8a45d8de151f853ad8b7c00f39478b860327", kill_on_drop: false }`
[INFO] [stdout] 0c1a3e2d8a6fb5b2a09ea1f2179e8a45d8de151f853ad8b7c00f39478b860327