[INFO] fetching crate println 0.0.0... [INFO] testing println-0.0.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate println 0.0.0 into /workspace/builds/worker-87/source [INFO] validating manifest of crates.io crate println 0.0.0 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 println 0.0.0 [INFO] finished tweaking crates.io crate println 0.0.0 [INFO] tweaked toml for crates.io crate println 0.0.0 written to /workspace/builds/worker-87/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] [stderr] Blocking waiting for file lock on package cache [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-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] feac82e017f57ce5582d0a6a57b6cdcd559b93876b4e8fb9d0f608bb8df58322 [INFO] running `Command { std: "docker" "start" "-a" "feac82e017f57ce5582d0a6a57b6cdcd559b93876b4e8fb9d0f608bb8df58322", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "feac82e017f57ce5582d0a6a57b6cdcd559b93876b4e8fb9d0f608bb8df58322", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "feac82e017f57ce5582d0a6a57b6cdcd559b93876b4e8fb9d0f608bb8df58322", kill_on_drop: false }` [INFO] [stdout] feac82e017f57ce5582d0a6a57b6cdcd559b93876b4e8fb9d0f608bb8df58322 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] 767a5bc084bed582956f92654fc3b2e859c3c8b0442beca12314de8869c32624 [INFO] running `Command { std: "docker" "start" "-a" "767a5bc084bed582956f92654fc3b2e859c3c8b0442beca12314de8869c32624", kill_on_drop: false }` [INFO] [stderr] Compiling println v0.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.69s [INFO] running `Command { std: "docker" "inspect" "767a5bc084bed582956f92654fc3b2e859c3c8b0442beca12314de8869c32624", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "767a5bc084bed582956f92654fc3b2e859c3c8b0442beca12314de8869c32624", kill_on_drop: false }` [INFO] [stdout] 767a5bc084bed582956f92654fc3b2e859c3c8b0442beca12314de8869c32624 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] 8edc2554d7874c5fb53b7a9c07b6ee83bc538ec440b8ac846ebf530b94b0e1d5 [INFO] running `Command { std: "docker" "start" "-a" "8edc2554d7874c5fb53b7a9c07b6ee83bc538ec440b8ac846ebf530b94b0e1d5", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling println v0.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.67s [INFO] running `Command { std: "docker" "inspect" "8edc2554d7874c5fb53b7a9c07b6ee83bc538ec440b8ac846ebf530b94b0e1d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8edc2554d7874c5fb53b7a9c07b6ee83bc538ec440b8ac846ebf530b94b0e1d5", kill_on_drop: false }` [INFO] [stdout] 8edc2554d7874c5fb53b7a9c07b6ee83bc538ec440b8ac846ebf530b94b0e1d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] 1d907373b6b751e12f49ae3f7382ad2b498f353233a90e341cd58fc4e711ddc5 [INFO] running `Command { std: "docker" "start" "-a" "1d907373b6b751e12f49ae3f7382ad2b498f353233a90e341cd58fc4e711ddc5", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.51s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/println-4cd083bca884a962) [INFO] [stdout] [INFO] [stderr] Doc-tests println [INFO] [stdout] running 1 test [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [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" "1d907373b6b751e12f49ae3f7382ad2b498f353233a90e341cd58fc4e711ddc5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d907373b6b751e12f49ae3f7382ad2b498f353233a90e341cd58fc4e711ddc5", kill_on_drop: false }` [INFO] [stdout] 1d907373b6b751e12f49ae3f7382ad2b498f353233a90e341cd58fc4e711ddc5