[INFO] fetching crate owned-singleton 0.1.0... [INFO] testing owned-singleton-0.1.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate owned-singleton 0.1.0 into /workspace/builds/worker-51/source [INFO] validating manifest of crates.io crate owned-singleton 0.1.0 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate owned-singleton 0.1.0 [INFO] finished tweaking crates.io crate owned-singleton 0.1.0 [INFO] tweaked toml for crates.io crate owned-singleton 0.1.0 written to /workspace/builds/worker-51/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f5e5f497eb76701afb748f7d7a3505b86c7a630bfe678203fb9a1f0c8da954ae [INFO] running `Command { std: "docker" "start" "-a" "f5e5f497eb76701afb748f7d7a3505b86c7a630bfe678203fb9a1f0c8da954ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f5e5f497eb76701afb748f7d7a3505b86c7a630bfe678203fb9a1f0c8da954ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5e5f497eb76701afb748f7d7a3505b86c7a630bfe678203fb9a1f0c8da954ae", kill_on_drop: false }` [INFO] [stdout] f5e5f497eb76701afb748f7d7a3505b86c7a630bfe678203fb9a1f0c8da954ae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d149e902ccbb5a8334f77c9bab2533534fa251542601e90016401605ce333e5c [INFO] running `Command { std: "docker" "start" "-a" "d149e902ccbb5a8334f77c9bab2533534fa251542601e90016401605ce333e5c", kill_on_drop: false }` [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling owned-singleton-macros v0.1.0 [INFO] [stderr] Compiling owned-singleton v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.04s [INFO] running `Command { std: "docker" "inspect" "d149e902ccbb5a8334f77c9bab2533534fa251542601e90016401605ce333e5c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d149e902ccbb5a8334f77c9bab2533534fa251542601e90016401605ce333e5c", kill_on_drop: false }` [INFO] [stdout] d149e902ccbb5a8334f77c9bab2533534fa251542601e90016401605ce333e5c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c4ae1f0961c2d8ebcde184c1a66b2191b4a9f7dd13cc323aee8c29b76a701997 [INFO] running `Command { std: "docker" "start" "-a" "c4ae1f0961c2d8ebcde184c1a66b2191b4a9f7dd13cc323aee8c29b76a701997", kill_on_drop: false }` [INFO] [stderr] Compiling owned-singleton v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `Command { std: "docker" "inspect" "c4ae1f0961c2d8ebcde184c1a66b2191b4a9f7dd13cc323aee8c29b76a701997", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4ae1f0961c2d8ebcde184c1a66b2191b4a9f7dd13cc323aee8c29b76a701997", kill_on_drop: false }` [INFO] [stdout] c4ae1f0961c2d8ebcde184c1a66b2191b4a9f7dd13cc323aee8c29b76a701997 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 36a676badf81fdc7b0db6ed832284e089ea5f533361b43c4b09b0569218f1daf [INFO] running `Command { std: "docker" "start" "-a" "36a676badf81fdc7b0db6ed832284e089ea5f533361b43c4b09b0569218f1daf", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/owned_singleton-96258dd5ecdc1652) [INFO] [stderr] Doc-tests owned-singleton [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] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - (line 20) ... ok [INFO] [stdout] test src/lib.rs - (line 39) ... ok [INFO] [stdout] test src/lib.rs - (line 56) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "36a676badf81fdc7b0db6ed832284e089ea5f533361b43c4b09b0569218f1daf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36a676badf81fdc7b0db6ed832284e089ea5f533361b43c4b09b0569218f1daf", kill_on_drop: false }` [INFO] [stdout] 36a676badf81fdc7b0db6ed832284e089ea5f533361b43c4b09b0569218f1daf