[INFO] fetching crate buffered_logger 1.2.0... [INFO] testing buffered_logger-1.2.0 against master#d933cf483edf1605142ac6899ff32536c0ad8b22 for pr-150933 [INFO] extracting crate buffered_logger 1.2.0 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate buffered_logger 1.2.0 [INFO] finished tweaking crates.io crate buffered_logger 1.2.0 [INFO] tweaked toml for crates.io crate buffered_logger 1.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate buffered_logger 1.2.0 on toolchain d933cf483edf1605142ac6899ff32536c0ad8b22 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate buffered_logger 1.2.0 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" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded memchr v2.4.1 [INFO] [stderr] Downloaded time v0.1.44 [INFO] [stderr] Downloaded num-traits v0.2.14 [INFO] [stderr] Downloaded log v0.4.14 [INFO] [stderr] Downloaded crossbeam-channel v0.5.1 [INFO] [stderr] Downloaded flate2 v1.0.22 [INFO] [stderr] Downloaded crossbeam-utils v0.8.5 [INFO] [stderr] Downloaded regex v1.5.4 [INFO] [stderr] Downloaded crc32fast v1.3.0 [INFO] [stderr] Downloaded chrono v0.4.19 [INFO] [stderr] Downloaded libc v0.2.112 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 807aa7c9d127e2ac75f43481cdd90e347d7a84f5631113768b5d8a140141404e [INFO] running `Command { std: "docker" "start" "-a" "807aa7c9d127e2ac75f43481cdd90e347d7a84f5631113768b5d8a140141404e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "807aa7c9d127e2ac75f43481cdd90e347d7a84f5631113768b5d8a140141404e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "807aa7c9d127e2ac75f43481cdd90e347d7a84f5631113768b5d8a140141404e", kill_on_drop: false }` [INFO] [stdout] 807aa7c9d127e2ac75f43481cdd90e347d7a84f5631113768b5d8a140141404e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3ab14cd22dcda4ba50a69dc3904f165cc6c3826478eba6c4dff8497480c534b4 [INFO] running `Command { std: "docker" "start" "-a" "3ab14cd22dcda4ba50a69dc3904f165cc6c3826478eba6c4dff8497480c534b4", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling crc32fast v1.3.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling aho-corasick v0.7.18 [INFO] [stderr] Compiling flate2 v1.0.22 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling buffered_logger v1.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.70s [INFO] running `Command { std: "docker" "inspect" "3ab14cd22dcda4ba50a69dc3904f165cc6c3826478eba6c4dff8497480c534b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ab14cd22dcda4ba50a69dc3904f165cc6c3826478eba6c4dff8497480c534b4", kill_on_drop: false }` [INFO] [stdout] 3ab14cd22dcda4ba50a69dc3904f165cc6c3826478eba6c4dff8497480c534b4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 770079def72f03fa0f1d90e3bb5e8ac57deb55b6d0a8b0b457853055b3c186b0 [INFO] running `Command { std: "docker" "start" "-a" "770079def72f03fa0f1d90e3bb5e8ac57deb55b6d0a8b0b457853055b3c186b0", kill_on_drop: false }` [INFO] [stderr] Compiling buffered_logger v1.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s [INFO] running `Command { std: "docker" "inspect" "770079def72f03fa0f1d90e3bb5e8ac57deb55b6d0a8b0b457853055b3c186b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "770079def72f03fa0f1d90e3bb5e8ac57deb55b6d0a8b0b457853055b3c186b0", kill_on_drop: false }` [INFO] [stdout] 770079def72f03fa0f1d90e3bb5e8ac57deb55b6d0a8b0b457853055b3c186b0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:cfa559dde23f44738f9990739aaa3487d8df3af37eb5df0572f7cf76004a604a" "/opt/rustwide/cargo-home/bin/cargo" "+d933cf483edf1605142ac6899ff32536c0ad8b22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0e17d543531169bf72b5b1bc14cc07d74404cac3e9a24cac804a3dea1b330329 [INFO] running `Command { std: "docker" "start" "-a" "0e17d543531169bf72b5b1bc14cc07d74404cac3e9a24cac804a3dea1b330329", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/buffered_logger-205398d84f9dbac5) [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 unittests src/main.rs (/opt/rustwide/target/debug/deps/buffered_logger-bcc85631ad2d8a4c) [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 buffered_logger [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - Logger::init (line 85) ... ok [INFO] [stdout] test src/lib.rs - (line 10) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 10) stdout ---- [INFO] [stdout] Test executable failed (exit status: 255). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] buffered_logger: Failed to created dir logs - Read-only file system (os error 30) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 10) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "0e17d543531169bf72b5b1bc14cc07d74404cac3e9a24cac804a3dea1b330329", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e17d543531169bf72b5b1bc14cc07d74404cac3e9a24cac804a3dea1b330329", kill_on_drop: false }` [INFO] [stdout] 0e17d543531169bf72b5b1bc14cc07d74404cac3e9a24cac804a3dea1b330329