[INFO] fetching crate ouroboros 0.15.0... [INFO] testing ouroboros-0.15.0 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate ouroboros 0.15.0 into /workspace/builds/worker-18/source [INFO] validating manifest of crates.io crate ouroboros 0.15.0 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ouroboros 0.15.0 [INFO] finished tweaking crates.io crate ouroboros 0.15.0 [INFO] tweaked toml for crates.io crate ouroboros 0.15.0 written to /workspace/builds/worker-18/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 129f0e24ed81fdee96cceda1f047d7c9629fcf16b63bd214166de3614cf25423 [INFO] running `Command { std: "docker" "start" "-a" "129f0e24ed81fdee96cceda1f047d7c9629fcf16b63bd214166de3614cf25423", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "129f0e24ed81fdee96cceda1f047d7c9629fcf16b63bd214166de3614cf25423", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "129f0e24ed81fdee96cceda1f047d7c9629fcf16b63bd214166de3614cf25423", kill_on_drop: false }` [INFO] [stdout] 129f0e24ed81fdee96cceda1f047d7c9629fcf16b63bd214166de3614cf25423 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 08301c4b7197f9a8dec503c2df111c61fdf6578294cf837183a37b62c7ba04c0 [INFO] running `Command { std: "docker" "start" "-a" "08301c4b7197f9a8dec503c2df111c61fdf6578294cf837183a37b62c7ba04c0", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling aliasable v0.1.3 [INFO] [stderr] Compiling stable_deref_trait v1.2.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling ouroboros_macro v0.15.0 [INFO] [stderr] Compiling ouroboros v0.15.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.27s [INFO] running `Command { std: "docker" "inspect" "08301c4b7197f9a8dec503c2df111c61fdf6578294cf837183a37b62c7ba04c0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08301c4b7197f9a8dec503c2df111c61fdf6578294cf837183a37b62c7ba04c0", kill_on_drop: false }` [INFO] [stdout] 08301c4b7197f9a8dec503c2df111c61fdf6578294cf837183a37b62c7ba04c0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 854a8e613e481b3d35dd966afc9e6ff2c14fc76b38db47a491c8bc1d291fe9e1 [INFO] running `Command { std: "docker" "start" "-a" "854a8e613e481b3d35dd966afc9e6ff2c14fc76b38db47a491c8bc1d291fe9e1", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling ouroboros v0.15.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.62s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/ouroboros-8d07ce6d094cfcd1) [INFO] running `Command { std: "docker" "inspect" "854a8e613e481b3d35dd966afc9e6ff2c14fc76b38db47a491c8bc1d291fe9e1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "854a8e613e481b3d35dd966afc9e6ff2c14fc76b38db47a491c8bc1d291fe9e1", kill_on_drop: false }` [INFO] [stdout] 854a8e613e481b3d35dd966afc9e6ff2c14fc76b38db47a491c8bc1d291fe9e1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1d1213ea8327e955ef74f9a46e5837d53235a8e48e2887a5b6ea25235ec077a5 [INFO] running `Command { std: "docker" "start" "-a" "1d1213ea8327e955ef74f9a46e5837d53235a8e48e2887a5b6ea25235ec077a5", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ouroboros-8d07ce6d094cfcd1) [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 ouroboros [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/lib.rs - self_referencing (line 168) ... ignored [INFO] [stdout] test src/lib.rs - self_referencing (line 214) ... ignored [INFO] [stdout] test src/lib.rs - self_referencing (line 94) ... ok [INFO] [stdout] test src/lib.rs - self_referencing (line 9) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.24s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1d1213ea8327e955ef74f9a46e5837d53235a8e48e2887a5b6ea25235ec077a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d1213ea8327e955ef74f9a46e5837d53235a8e48e2887a5b6ea25235ec077a5", kill_on_drop: false }` [INFO] [stdout] 1d1213ea8327e955ef74f9a46e5837d53235a8e48e2887a5b6ea25235ec077a5