[INFO] fetching crate tabs 0.1.1...
[INFO] testing tabs-0.1.1 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate tabs 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate tabs 0.1.1
[INFO] finished tweaking crates.io crate tabs 0.1.1
[INFO] tweaked toml for crates.io crate tabs 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tabs 0.1.1 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 53 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b97d1d78f5d4541676f1442579e606f542ae7ec0fcb9c2f431ce641a7cbe767e
[INFO] running `Command { std: "docker" "start" "-a" "b97d1d78f5d4541676f1442579e606f542ae7ec0fcb9c2f431ce641a7cbe767e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b97d1d78f5d4541676f1442579e606f542ae7ec0fcb9c2f431ce641a7cbe767e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b97d1d78f5d4541676f1442579e606f542ae7ec0fcb9c2f431ce641a7cbe767e", kill_on_drop: false }`
[INFO] [stdout] b97d1d78f5d4541676f1442579e606f542ae7ec0fcb9c2f431ce641a7cbe767e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44392cf9b069c696ddc310b30ee0ef99048f4a0db3945e0ab4ba3a5f1b208174
[INFO] running `Command { std: "docker" "start" "-a" "44392cf9b069c696ddc310b30ee0ef99048f4a0db3945e0ab4ba3a5f1b208174", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling tabs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.20s
[INFO] running `Command { std: "docker" "inspect" "44392cf9b069c696ddc310b30ee0ef99048f4a0db3945e0ab4ba3a5f1b208174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44392cf9b069c696ddc310b30ee0ef99048f4a0db3945e0ab4ba3a5f1b208174", kill_on_drop: false }`
[INFO] [stdout] 44392cf9b069c696ddc310b30ee0ef99048f4a0db3945e0ab4ba3a5f1b208174
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fab60e5628d1b764383b349e74e5277055e114f60a6a9f8a1f101254940401b
[INFO] running `Command { std: "docker" "start" "-a" "0fab60e5628d1b764383b349e74e5277055e114f60a6a9f8a1f101254940401b", kill_on_drop: false }`
[INFO] [stderr]    Compiling tabs v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "0fab60e5628d1b764383b349e74e5277055e114f60a6a9f8a1f101254940401b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fab60e5628d1b764383b349e74e5277055e114f60a6a9f8a1f101254940401b", kill_on_drop: false }`
[INFO] [stdout] 0fab60e5628d1b764383b349e74e5277055e114f60a6a9f8a1f101254940401b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ae95a961bba98e1ddba8126f5fe1fc6e6e12e60a9df77f7c05039a7291874dd9
[INFO] running `Command { std: "docker" "start" "-a" "ae95a961bba98e1ddba8126f5fe1fc6e6e12e60a9df77f7c05039a7291874dd9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tabs-3d94089acc352bad)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test one_shot::tests::can_instantiate_one_shot ... ok
[INFO] [stdout] test one_shot::tests::can_start_one_shot ... ok
[INFO] [stdout] test sequence::tests::can_start_sequence ... ok
[INFO] [stdout] test poll::tests::can_instantiate_poll ... ok
[INFO] [stdout] test tick::tests::can_instantiate_tick ... ok
[INFO] [stdout] test sequence::tests::can_instantiate_sequence ... ok
[INFO] [stdout] test parallel::tests::can_start_parallel ... ok
[INFO] [stdout] test parallel::tests::can_instantiate_parallel ... ok
[INFO] [stdout] test poll::tests::can_start_poll ... ok
[INFO] [stdout] test tick::tests::can_start_tick ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tabs
[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" "ae95a961bba98e1ddba8126f5fe1fc6e6e12e60a9df77f7c05039a7291874dd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae95a961bba98e1ddba8126f5fe1fc6e6e12e60a9df77f7c05039a7291874dd9", kill_on_drop: false }`
[INFO] [stdout] ae95a961bba98e1ddba8126f5fe1fc6e6e12e60a9df77f7c05039a7291874dd9