[INFO] fetching crate readlock 0.1.9...
[INFO] testing readlock-0.1.9 against 1.91.0 for beta-1.92-2
[INFO] extracting crate readlock 0.1.9 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate readlock 0.1.9
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate readlock 0.1.9
[INFO] tweaked toml for crates.io crate readlock 0.1.9 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate readlock 0.1.9 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] crate crates.io crate readlock 0.1.9 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded branches v0.1.3
[INFO] [stderr]   Downloaded rclite v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e0359fe2ebc2697f41264606633810db4ba9bb6d1ad8ab5f172da815a9657ce3
[INFO] running `Command { std: "docker" "start" "-a" "e0359fe2ebc2697f41264606633810db4ba9bb6d1ad8ab5f172da815a9657ce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0359fe2ebc2697f41264606633810db4ba9bb6d1ad8ab5f172da815a9657ce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0359fe2ebc2697f41264606633810db4ba9bb6d1ad8ab5f172da815a9657ce3", kill_on_drop: false }`
[INFO] [stdout] e0359fe2ebc2697f41264606633810db4ba9bb6d1ad8ab5f172da815a9657ce3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d3e78b5f8b5b7868aecb5f5c762827f21148857a34f64620694fe43a5d123bfd
[INFO] running `Command { std: "docker" "start" "-a" "d3e78b5f8b5b7868aecb5f5c762827f21148857a34f64620694fe43a5d123bfd", kill_on_drop: false }`
[INFO] [stderr]    Compiling readlock v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "d3e78b5f8b5b7868aecb5f5c762827f21148857a34f64620694fe43a5d123bfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3e78b5f8b5b7868aecb5f5c762827f21148857a34f64620694fe43a5d123bfd", kill_on_drop: false }`
[INFO] [stdout] d3e78b5f8b5b7868aecb5f5c762827f21148857a34f64620694fe43a5d123bfd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 41633b6cc428fc57ffa9afd5cd95b1680ccd51783a1b274cdddeb60261a8e655
[INFO] running `Command { std: "docker" "start" "-a" "41633b6cc428fc57ffa9afd5cd95b1680ccd51783a1b274cdddeb60261a8e655", kill_on_drop: false }`
[INFO] [stderr]    Compiling readlock v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "41633b6cc428fc57ffa9afd5cd95b1680ccd51783a1b274cdddeb60261a8e655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41633b6cc428fc57ffa9afd5cd95b1680ccd51783a1b274cdddeb60261a8e655", kill_on_drop: false }`
[INFO] [stdout] 41633b6cc428fc57ffa9afd5cd95b1680ccd51783a1b274cdddeb60261a8e655
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4d22ed049ee3c762e5ed9f14a0eb5716229020fd8494802fbbe7e9ae52396d61
[INFO] running `Command { std: "docker" "start" "-a" "4d22ed049ee3c762e5ed9f14a0eb5716229020fd8494802fbbe7e9ae52396d61", 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/readlock-fab8f8889a21d37e)
[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]      Running tests/it/main.rs (/opt/rustwide/target/debug/deps/it-4e46dae2abb101e0)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test parallel_read_write ... 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] [stderr]    Doc-tests readlock
[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" "4d22ed049ee3c762e5ed9f14a0eb5716229020fd8494802fbbe7e9ae52396d61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d22ed049ee3c762e5ed9f14a0eb5716229020fd8494802fbbe7e9ae52396d61", kill_on_drop: false }`
[INFO] [stdout] 4d22ed049ee3c762e5ed9f14a0eb5716229020fd8494802fbbe7e9ae52396d61