[INFO] fetching crate rc-writer 1.1.10...
[INFO] testing rc-writer-1.1.10 against 1.91.0 for beta-1.92-2
[INFO] extracting crate rc-writer 1.1.10 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate rc-writer 1.1.10
[INFO] finished tweaking crates.io crate rc-writer 1.1.10
[INFO] tweaked toml for crates.io crate rc-writer 1.1.10 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rc-writer 1.1.10 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d849edb50087da4172b00ab76c7f0e386356e529c07fa76486096fc886449d2e
[INFO] running `Command { std: "docker" "start" "-a" "d849edb50087da4172b00ab76c7f0e386356e529c07fa76486096fc886449d2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d849edb50087da4172b00ab76c7f0e386356e529c07fa76486096fc886449d2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d849edb50087da4172b00ab76c7f0e386356e529c07fa76486096fc886449d2e", kill_on_drop: false }`
[INFO] [stdout] d849edb50087da4172b00ab76c7f0e386356e529c07fa76486096fc886449d2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd39be8dd3fc77b3502288b760c81fa2bcc6bbd872747c44556db3491511a4d7
[INFO] running `Command { std: "docker" "start" "-a" "dd39be8dd3fc77b3502288b760c81fa2bcc6bbd872747c44556db3491511a4d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling rc-writer v1.1.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "dd39be8dd3fc77b3502288b760c81fa2bcc6bbd872747c44556db3491511a4d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd39be8dd3fc77b3502288b760c81fa2bcc6bbd872747c44556db3491511a4d7", kill_on_drop: false }`
[INFO] [stdout] dd39be8dd3fc77b3502288b760c81fa2bcc6bbd872747c44556db3491511a4d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d37ffa1e8b63fb5c0008864f981235f68a2158684eed71d7e8ffeef8296940f6
[INFO] running `Command { std: "docker" "start" "-a" "d37ffa1e8b63fb5c0008864f981235f68a2158684eed71d7e8ffeef8296940f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rc-writer v1.1.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "d37ffa1e8b63fb5c0008864f981235f68a2158684eed71d7e8ffeef8296940f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d37ffa1e8b63fb5c0008864f981235f68a2158684eed71d7e8ffeef8296940f6", kill_on_drop: false }`
[INFO] [stdout] d37ffa1e8b63fb5c0008864f981235f68a2158684eed71d7e8ffeef8296940f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 26e6ac7e708d91c9580d014d26ba396d8ef88cc49eb11a1eef2cf8e1eefb2ced
[INFO] running `Command { std: "docker" "start" "-a" "26e6ac7e708d91c9580d014d26ba396d8ef88cc49eb11a1eef2cf8e1eefb2ced", 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/rc_writer-3278a4199cd06f11)
[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 rc_writer
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] test src/lib.rs - (line 33) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "26e6ac7e708d91c9580d014d26ba396d8ef88cc49eb11a1eef2cf8e1eefb2ced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26e6ac7e708d91c9580d014d26ba396d8ef88cc49eb11a1eef2cf8e1eefb2ced", kill_on_drop: false }`
[INFO] [stdout] 26e6ac7e708d91c9580d014d26ba396d8ef88cc49eb11a1eef2cf8e1eefb2ced