[INFO] fetching crate list-zipper 0.1.1...
[INFO] testing list-zipper-0.1.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate list-zipper 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate list-zipper 0.1.1
[INFO] finished tweaking crates.io crate list-zipper 0.1.1
[INFO] tweaked toml for crates.io crate list-zipper 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate list-zipper 0.1.1 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 list-zipper 0.1.1 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] 76380f0a6a99aa184b7118ba2c9b25cbd21a9944d38814030adb101f9ee02c59
[INFO] running `Command { std: "docker" "start" "-a" "76380f0a6a99aa184b7118ba2c9b25cbd21a9944d38814030adb101f9ee02c59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76380f0a6a99aa184b7118ba2c9b25cbd21a9944d38814030adb101f9ee02c59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76380f0a6a99aa184b7118ba2c9b25cbd21a9944d38814030adb101f9ee02c59", kill_on_drop: false }`
[INFO] [stdout] 76380f0a6a99aa184b7118ba2c9b25cbd21a9944d38814030adb101f9ee02c59
[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] 4b7cdced7b2f5fc09561e939ab4aa78c110f0b26d6eea29df0da4435c6e83ef0
[INFO] running `Command { std: "docker" "start" "-a" "4b7cdced7b2f5fc09561e939ab4aa78c110f0b26d6eea29df0da4435c6e83ef0", kill_on_drop: false }`
[INFO] [stderr]    Compiling list-zipper v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "4b7cdced7b2f5fc09561e939ab4aa78c110f0b26d6eea29df0da4435c6e83ef0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b7cdced7b2f5fc09561e939ab4aa78c110f0b26d6eea29df0da4435c6e83ef0", kill_on_drop: false }`
[INFO] [stdout] 4b7cdced7b2f5fc09561e939ab4aa78c110f0b26d6eea29df0da4435c6e83ef0
[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] 26fc4ebde86975c226444914025e7b954b312e28763d5af71ccaa2a6c5ee6f9c
[INFO] running `Command { std: "docker" "start" "-a" "26fc4ebde86975c226444914025e7b954b312e28763d5af71ccaa2a6c5ee6f9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling list-zipper v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "26fc4ebde86975c226444914025e7b954b312e28763d5af71ccaa2a6c5ee6f9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26fc4ebde86975c226444914025e7b954b312e28763d5af71ccaa2a6c5ee6f9c", kill_on_drop: false }`
[INFO] [stdout] 26fc4ebde86975c226444914025e7b954b312e28763d5af71ccaa2a6c5ee6f9c
[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] 11f3b2c517bd3f06e286fb02e77cc283c6b57e5ff02c91061ea180a20fc2073b
[INFO] running `Command { std: "docker" "start" "-a" "11f3b2c517bd3f06e286fb02e77cc283c6b57e5ff02c91061ea180a20fc2073b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/list_zipper-ca7afa04ec6ce85a)
[INFO] [stdout] running 6 tests
[INFO] [stderr]    Doc-tests list_zipper
[INFO] [stdout] test tests::iterator_yields_all_elements_starting_from_focus ... ok
[INFO] [stdout] test tests::refocus_forward_and_backwards_is_equivalent ... ok
[INFO] [stdout] test tests::refocus_should_focus_the_first_matching_element ... ok
[INFO] [stdout] test tests::reset_start_and_end_should_reset ... ok
[INFO] [stdout] test tests::step_forward_moves_focus_forward ... ok
[INFO] [stdout] test tests::step_backward_moves_focus_backward ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 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 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.71s; merged doctests compilation took 0.68s
[INFO] running `Command { std: "docker" "inspect" "11f3b2c517bd3f06e286fb02e77cc283c6b57e5ff02c91061ea180a20fc2073b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11f3b2c517bd3f06e286fb02e77cc283c6b57e5ff02c91061ea180a20fc2073b", kill_on_drop: false }`
[INFO] [stdout] 11f3b2c517bd3f06e286fb02e77cc283c6b57e5ff02c91061ea180a20fc2073b