[INFO] fetching crate cachedir 0.3.0... [INFO] testing cachedir-0.3.0 against 1.55.0 for beta-1.56-1 [INFO] extracting crate cachedir 0.3.0 into /workspace/builds/worker-33/source [INFO] validating manifest of crates.io crate cachedir 0.3.0 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 cachedir 0.3.0 [INFO] finished tweaking crates.io crate cachedir 0.3.0 [INFO] tweaked toml for crates.io crate cachedir 0.3.0 written to /workspace/builds/worker-33/source/Cargo.toml [INFO] crate crates.io crate cachedir 0.3.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] 8d4d9a847fd9dbb731249cc32a40616364e8bd2393775fbf6a8a2c080fc8996e [INFO] running `Command { std: "docker" "start" "-a" "8d4d9a847fd9dbb731249cc32a40616364e8bd2393775fbf6a8a2c080fc8996e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8d4d9a847fd9dbb731249cc32a40616364e8bd2393775fbf6a8a2c080fc8996e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d4d9a847fd9dbb731249cc32a40616364e8bd2393775fbf6a8a2c080fc8996e", kill_on_drop: false }` [INFO] [stdout] 8d4d9a847fd9dbb731249cc32a40616364e8bd2393775fbf6a8a2c080fc8996e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] 186e1e1a804a77f0933d6500c095ba9ed3fc3a5af430f06144345f2093f46207 [INFO] running `Command { std: "docker" "start" "-a" "186e1e1a804a77f0933d6500c095ba9ed3fc3a5af430f06144345f2093f46207", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling cachedir v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.30s [INFO] running `Command { std: "docker" "inspect" "186e1e1a804a77f0933d6500c095ba9ed3fc3a5af430f06144345f2093f46207", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "186e1e1a804a77f0933d6500c095ba9ed3fc3a5af430f06144345f2093f46207", kill_on_drop: false }` [INFO] [stdout] 186e1e1a804a77f0933d6500c095ba9ed3fc3a5af430f06144345f2093f46207 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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] 905f14aadfeb3339ebec927e0c92b434b4522b65dab2a9bfb5b59aafb9fa8f2b [INFO] running `Command { std: "docker" "start" "-a" "905f14aadfeb3339ebec927e0c92b434b4522b65dab2a9bfb5b59aafb9fa8f2b", kill_on_drop: false }` [INFO] [stderr] Compiling cachedir v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `thread` [INFO] [stdout] --> src/lib.rs:232:9 [INFO] [stdout] | [INFO] [stdout] 232 | thread::spawn(move || mkdir_atomic(cache)) [INFO] [stdout] | ^^^^^^ use of undeclared crate or module `thread` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] [INFO] [stderr] error: could not compile `cachedir` due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "905f14aadfeb3339ebec927e0c92b434b4522b65dab2a9bfb5b59aafb9fa8f2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "905f14aadfeb3339ebec927e0c92b434b4522b65dab2a9bfb5b59aafb9fa8f2b", kill_on_drop: false }` [INFO] [stdout] 905f14aadfeb3339ebec927e0c92b434b4522b65dab2a9bfb5b59aafb9fa8f2b