[INFO] fetching crate smalltree 0.0.1...
[INFO] testing smalltree-0.0.1 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate smalltree 0.0.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate smalltree 0.0.1 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smalltree 0.0.1
[INFO] finished tweaking crates.io crate smalltree 0.0.1
[INFO] tweaked toml for crates.io crate smalltree 0.0.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f499cdb82219da6f50f06fef3362657dc420f32a47ea1ad7d63cbd78a815736
[INFO] running `Command { std: "docker" "start" "-a" "1f499cdb82219da6f50f06fef3362657dc420f32a47ea1ad7d63cbd78a815736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f499cdb82219da6f50f06fef3362657dc420f32a47ea1ad7d63cbd78a815736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f499cdb82219da6f50f06fef3362657dc420f32a47ea1ad7d63cbd78a815736", kill_on_drop: false }`
[INFO] [stdout] 1f499cdb82219da6f50f06fef3362657dc420f32a47ea1ad7d63cbd78a815736
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a82ee3b07c129a52bb65463917e651e3af112de7bcafa2a01010480d6e4c0f0
[INFO] running `Command { std: "docker" "start" "-a" "4a82ee3b07c129a52bb65463917e651e3af112de7bcafa2a01010480d6e4c0f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling smallgraph v0.0.7
[INFO] [stderr]    Compiling smalltree v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "4a82ee3b07c129a52bb65463917e651e3af112de7bcafa2a01010480d6e4c0f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a82ee3b07c129a52bb65463917e651e3af112de7bcafa2a01010480d6e4c0f0", kill_on_drop: false }`
[INFO] [stdout] 4a82ee3b07c129a52bb65463917e651e3af112de7bcafa2a01010480d6e4c0f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30b5e5f32c1d8f69a52f4e238b7f867d92bc93ef5314802f034caf360c5c4846
[INFO] running `Command { std: "docker" "start" "-a" "30b5e5f32c1d8f69a52f4e238b7f867d92bc93ef5314802f034caf360c5c4846", kill_on_drop: false }`
[INFO] [stderr]    Compiling smalltree v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "30b5e5f32c1d8f69a52f4e238b7f867d92bc93ef5314802f034caf360c5c4846", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30b5e5f32c1d8f69a52f4e238b7f867d92bc93ef5314802f034caf360c5c4846", kill_on_drop: false }`
[INFO] [stdout] 30b5e5f32c1d8f69a52f4e238b7f867d92bc93ef5314802f034caf360c5c4846
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a2070d2376d81885286c3a46d248525b782e73f3dcbb5d9a6d080035327721a7
[INFO] running `Command { std: "docker" "start" "-a" "a2070d2376d81885286c3a46d248525b782e73f3dcbb5d9a6d080035327721a7", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/smalltree-2ac027751d7a6fd0)
[INFO] [stdout] test tests::test_basic_0 ... ok
[INFO] [stderr]    Doc-tests smalltree
[INFO] [stdout] test tests::test_basic_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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" "a2070d2376d81885286c3a46d248525b782e73f3dcbb5d9a6d080035327721a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2070d2376d81885286c3a46d248525b782e73f3dcbb5d9a6d080035327721a7", kill_on_drop: false }`
[INFO] [stdout] a2070d2376d81885286c3a46d248525b782e73f3dcbb5d9a6d080035327721a7