[INFO] fetching crate split-first-char 2.0.1...
[INFO] testing split-first-char-2.0.1 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate split-first-char 2.0.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate split-first-char 2.0.1
[INFO] finished tweaking crates.io crate split-first-char 2.0.1
[INFO] tweaked toml for crates.io crate split-first-char 2.0.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate split-first-char 2.0.1 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] 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] 8ba4b69aea4408cf58794388b508e759ca1a002b9ae55c0cf7fda4b30f7ae555
[INFO] running `Command { std: "docker" "start" "-a" "8ba4b69aea4408cf58794388b508e759ca1a002b9ae55c0cf7fda4b30f7ae555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8ba4b69aea4408cf58794388b508e759ca1a002b9ae55c0cf7fda4b30f7ae555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ba4b69aea4408cf58794388b508e759ca1a002b9ae55c0cf7fda4b30f7ae555", kill_on_drop: false }`
[INFO] [stdout] 8ba4b69aea4408cf58794388b508e759ca1a002b9ae55c0cf7fda4b30f7ae555
[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] 58fafbbe56acdefe409e4e6eb3f357e728792741a3b58f7bc732b6392a835395
[INFO] running `Command { std: "docker" "start" "-a" "58fafbbe56acdefe409e4e6eb3f357e728792741a3b58f7bc732b6392a835395", kill_on_drop: false }`
[INFO] [stderr]    Compiling split-first-char v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "58fafbbe56acdefe409e4e6eb3f357e728792741a3b58f7bc732b6392a835395", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58fafbbe56acdefe409e4e6eb3f357e728792741a3b58f7bc732b6392a835395", kill_on_drop: false }`
[INFO] [stdout] 58fafbbe56acdefe409e4e6eb3f357e728792741a3b58f7bc732b6392a835395
[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] 108c83791cbfc75f21f0aa5a10e1b9a9c080d34ea155967db0a275b0bdc07f32
[INFO] running `Command { std: "docker" "start" "-a" "108c83791cbfc75f21f0aa5a10e1b9a9c080d34ea155967db0a275b0bdc07f32", kill_on_drop: false }`
[INFO] [stderr]    Compiling split-first-char v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "108c83791cbfc75f21f0aa5a10e1b9a9c080d34ea155967db0a275b0bdc07f32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "108c83791cbfc75f21f0aa5a10e1b9a9c080d34ea155967db0a275b0bdc07f32", kill_on_drop: false }`
[INFO] [stdout] 108c83791cbfc75f21f0aa5a10e1b9a9c080d34ea155967db0a275b0bdc07f32
[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] f78aaf3d9eb37cb6da91f54470aee5cfca2e3dc6cd86cf98d02fd3b9a30ab8f4
[INFO] running `Command { std: "docker" "start" "-a" "f78aaf3d9eb37cb6da91f54470aee5cfca2e3dc6cd86cf98d02fd3b9a30ab8f4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests lib.rs (/opt/rustwide/target/debug/deps/split_first_char-7464287ebf126bae)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::deref ... ok
[INFO] [stdout] test test::lifetime ... ok
[INFO] [stdout] test test::function ... ok
[INFO] [stderr]    Doc-tests split_first_char
[INFO] [stdout] test test::method ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 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" "f78aaf3d9eb37cb6da91f54470aee5cfca2e3dc6cd86cf98d02fd3b9a30ab8f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f78aaf3d9eb37cb6da91f54470aee5cfca2e3dc6cd86cf98d02fd3b9a30ab8f4", kill_on_drop: false }`
[INFO] [stdout] f78aaf3d9eb37cb6da91f54470aee5cfca2e3dc6cd86cf98d02fd3b9a30ab8f4