[INFO] fetching crate dgrambuf 0.2.0...
[INFO] testing dgrambuf-0.2.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate dgrambuf 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate dgrambuf 0.2.0
[INFO] finished tweaking crates.io crate dgrambuf 0.2.0
[INFO] tweaked toml for crates.io crate dgrambuf 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dgrambuf 0.2.0 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ac740ac315f3acef668f48e8dc2fb91a43e2af193e44f870c6186ccafbdc158f
[INFO] running `Command { std: "docker" "start" "-a" "ac740ac315f3acef668f48e8dc2fb91a43e2af193e44f870c6186ccafbdc158f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac740ac315f3acef668f48e8dc2fb91a43e2af193e44f870c6186ccafbdc158f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac740ac315f3acef668f48e8dc2fb91a43e2af193e44f870c6186ccafbdc158f", kill_on_drop: false }`
[INFO] [stdout] ac740ac315f3acef668f48e8dc2fb91a43e2af193e44f870c6186ccafbdc158f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e6218460f2ddc0e297fef04f3fee2763d0ad4dc590c274a075b4e26e30748fbc
[INFO] running `Command { std: "docker" "start" "-a" "e6218460f2ddc0e297fef04f3fee2763d0ad4dc590c274a075b4e26e30748fbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling dgrambuf v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "e6218460f2ddc0e297fef04f3fee2763d0ad4dc590c274a075b4e26e30748fbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6218460f2ddc0e297fef04f3fee2763d0ad4dc590c274a075b4e26e30748fbc", kill_on_drop: false }`
[INFO] [stdout] e6218460f2ddc0e297fef04f3fee2763d0ad4dc590c274a075b4e26e30748fbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3c70a850caa7ddc11564ad6a0e527528e733b6d0bd93735c75fc7b92b17822ec
[INFO] running `Command { std: "docker" "start" "-a" "3c70a850caa7ddc11564ad6a0e527528e733b6d0bd93735c75fc7b92b17822ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling dgrambuf v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "3c70a850caa7ddc11564ad6a0e527528e733b6d0bd93735c75fc7b92b17822ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c70a850caa7ddc11564ad6a0e527528e733b6d0bd93735c75fc7b92b17822ec", kill_on_drop: false }`
[INFO] [stdout] 3c70a850caa7ddc11564ad6a0e527528e733b6d0bd93735c75fc7b92b17822ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d0e4034b1a12d93c76d38f6e0ec256bc04315ab1cebeefc425bbbd6688e7815b
[INFO] running `Command { std: "docker" "start" "-a" "d0e4034b1a12d93c76d38f6e0ec256bc04315ab1cebeefc425bbbd6688e7815b", 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/dgrambuf-8bce690322ba11f6)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_fill ... ok
[INFO] [stdout] test tests::test_clear ... ok
[INFO] [stdout] test tests::test_front ... ok
[INFO] [stdout] test tests::test_reuse2_with_capacity ... ok
[INFO] [stdout] test tests::test_pop_front ... ok
[INFO] [stdout] test tests::test_reuse ... ok
[INFO] [stdout] test tests::test_reuse2 ... ok
[INFO] [stdout] test tests::test_too_big ... ok
[INFO] [stdout] test tests::test_overflow ... ok
[INFO] [stdout] test tests::test_truncate_front ... ok
[INFO] [stdout] test tests::test_truncate_front_bad_size - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dgrambuf
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 43) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d0e4034b1a12d93c76d38f6e0ec256bc04315ab1cebeefc425bbbd6688e7815b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0e4034b1a12d93c76d38f6e0ec256bc04315ab1cebeefc425bbbd6688e7815b", kill_on_drop: false }`
[INFO] [stdout] d0e4034b1a12d93c76d38f6e0ec256bc04315ab1cebeefc425bbbd6688e7815b