[INFO] fetching crate traversable 0.2.0...
[INFO] testing traversable-0.2.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate traversable 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate traversable 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate traversable 0.2.0
[INFO] tweaked toml for crates.io crate traversable 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate traversable 0.2.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate traversable 0.2.0 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6c12391d846bd5fd5a89871e87481c47d39fb6ab104a65f627905ce8e6f7855
[INFO] running `Command { std: "docker" "start" "-a" "d6c12391d846bd5fd5a89871e87481c47d39fb6ab104a65f627905ce8e6f7855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6c12391d846bd5fd5a89871e87481c47d39fb6ab104a65f627905ce8e6f7855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6c12391d846bd5fd5a89871e87481c47d39fb6ab104a65f627905ce8e6f7855", kill_on_drop: false }`
[INFO] [stdout] d6c12391d846bd5fd5a89871e87481c47d39fb6ab104a65f627905ce8e6f7855
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0d834b1fcac2320a718133e27769ffaca35ded6069ff61cefaf3772582d9de3
[INFO] running `Command { std: "docker" "start" "-a" "c0d834b1fcac2320a718133e27769ffaca35ded6069ff61cefaf3772582d9de3", kill_on_drop: false }`
[INFO] [stderr]    Compiling traversable v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "c0d834b1fcac2320a718133e27769ffaca35ded6069ff61cefaf3772582d9de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0d834b1fcac2320a718133e27769ffaca35ded6069ff61cefaf3772582d9de3", kill_on_drop: false }`
[INFO] [stdout] c0d834b1fcac2320a718133e27769ffaca35ded6069ff61cefaf3772582d9de3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5a592f37380ece25f8a97c73b491686cc1c632946d93ad0b4ac23e4aa438953
[INFO] running `Command { std: "docker" "start" "-a" "b5a592f37380ece25f8a97c73b491686cc1c632946d93ad0b4ac23e4aa438953", kill_on_drop: false }`
[INFO] [stderr]    Compiling traversable v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "b5a592f37380ece25f8a97c73b491686cc1c632946d93ad0b4ac23e4aa438953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5a592f37380ece25f8a97c73b491686cc1c632946d93ad0b4ac23e4aa438953", kill_on_drop: false }`
[INFO] [stdout] b5a592f37380ece25f8a97c73b491686cc1c632946d93ad0b4ac23e4aa438953
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 08f1c1917d8514011468cad137479920ad6ff1ca46e3c9ed05729d2e2b7e5ee2
[INFO] running `Command { std: "docker" "start" "-a" "08f1c1917d8514011468cad137479920ad6ff1ca46e3c9ed05729d2e2b7e5ee2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/traversable-cb3aff7231c4f1dd)
[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] [stderr]      Running tests/test_combinator.rs (/opt/rustwide/target/debug/deps/test_combinator-f61e6f4d04126f3f)
[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] [stderr]      Running tests/test_ordered_float_5.rs (/opt/rustwide/target/debug/deps/test_ordered_float_5-dca7f43e3723e6c7)
[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] [stderr]      Running tests/test_visitor.rs (/opt/rustwide/target/debug/deps/test_visitor-5bf1986659c9bb30)
[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] [stderr]      Running tests/test_visitor_mut.rs (/opt/rustwide/target/debug/deps/test_visitor_mut-30a6d3f7ba283626)
[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] [stderr]    Doc-tests traversable
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test src/lib.rs - Traversable (line 284) ... ignored
[INFO] [stdout] test src/lib.rs - TraversableMut (line 354) ... ignored
[INFO] [stdout] test src/function.rs - function::visitor (line 88) ... ok
[INFO] [stdout] test src/combinator.rs - combinator::VisitorExt::chain (line 31) ... ok
[INFO] [stdout] test src/combinator.rs - combinator::VisitorMutExt::chain (line 99) ... ok
[INFO] [stdout] test src/function.rs - function::visitor_enter (line 142) ... ok
[INFO] [stdout] test src/function.rs - function::visitor_enter_mut (line 293) ... ok
[INFO] [stdout] test src/function.rs - function::visitor_leave (line 189) ... ok
[INFO] [stdout] test src/function.rs - function::visitor_mut (line 240) ... ok
[INFO] [stdout] test src/lib.rs - Traversable (line 256) ... ok
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] test src/function.rs - function::visitor_leave_mut (line 340) ... ok
[INFO] [stdout] test src/lib.rs - Traversable (line 290) ... ok
[INFO] [stdout] test src/lib.rs - TraversableMut (line 360) ... ok
[INFO] [stdout] test src/lib.rs - VisitorMut (line 186) ... ok
[INFO] [stdout] test src/lib.rs - TraversableMut (line 326) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.32s; merged doctests compilation took 0.28s
[INFO] running `Command { std: "docker" "inspect" "08f1c1917d8514011468cad137479920ad6ff1ca46e3c9ed05729d2e2b7e5ee2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08f1c1917d8514011468cad137479920ad6ff1ca46e3c9ed05729d2e2b7e5ee2", kill_on_drop: false }`
[INFO] [stdout] 08f1c1917d8514011468cad137479920ad6ff1ca46e3c9ed05729d2e2b7e5ee2