[INFO] fetching crate fslock 0.1.6...
[INFO] testing fslock-0.1.6 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate fslock 0.1.6 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate fslock 0.1.6 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate fslock 0.1.6
[INFO] finished tweaking crates.io crate fslock 0.1.6
[INFO] tweaked toml for crates.io crate fslock 0.1.6 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fa041c8a45ba623b5eaf47946911d1a47fcce52ebee6d404b14992a2a9b25706
[INFO] running `"docker" "start" "-a" "fa041c8a45ba623b5eaf47946911d1a47fcce52ebee6d404b14992a2a9b25706"`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling fslock v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.30s
[INFO] running `"docker" "inspect" "fa041c8a45ba623b5eaf47946911d1a47fcce52ebee6d404b14992a2a9b25706"`
[INFO] running `"docker" "rm" "-f" "fa041c8a45ba623b5eaf47946911d1a47fcce52ebee6d404b14992a2a9b25706"`
[INFO] [stdout] fa041c8a45ba623b5eaf47946911d1a47fcce52ebee6d404b14992a2a9b25706
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3af33280d55e9fb0678931b7d47b9da0880c8bc13440943900056bd5cb2e11d6
[INFO] running `"docker" "start" "-a" "3af33280d55e9fb0678931b7d47b9da0880c8bc13440943900056bd5cb2e11d6"`
[INFO] [stderr]    Compiling fslock v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "3af33280d55e9fb0678931b7d47b9da0880c8bc13440943900056bd5cb2e11d6"`
[INFO] running `"docker" "rm" "-f" "3af33280d55e9fb0678931b7d47b9da0880c8bc13440943900056bd5cb2e11d6"`
[INFO] [stdout] 3af33280d55e9fb0678931b7d47b9da0880c8bc13440943900056bd5cb2e11d6
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a60372fa6085cd52c0343c7dbfb3daeba107ac02c2582c2364f70af0c6cf03fc
[INFO] running `"docker" "start" "-a" "a60372fa6085cd52c0343c7dbfb3daeba107ac02c2582c2364f70af0c6cf03fc"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fslock-94392edb4a183e7e
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fslock
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - LockFile::lock (line 323) ... ok
[INFO] [stdout] test src/lib.rs -  (line 12) ... FAILED
[INFO] [stdout] test src/lib.rs - LockFile (line 237) ... FAILED
[INFO] [stdout] test src/lib.rs - LockFile::open (line 278) ... ok
[INFO] [stdout] test src/lib.rs - LockFile::open (line 266) ... FAILED
[INFO] [stdout] test src/lib.rs - LockFile::try_lock (line 353) ... FAILED
[INFO] [stdout] test src/lib.rs - LockFile::owns_lock (line 397) ... FAILED
[INFO] [stdout] test src/lib.rs - LockFile::lock (line 305) ... FAILED
[INFO] [stdout] test src/lib.rs - LockFile::try_lock (line 372) ... ok
[INFO] [stdout] test src/lib.rs - LockFile::unlock (line 430) ... FAILED
[INFO] [stdout] test src/lib.rs - LockFile::unlock (line 448) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs -  (line 12) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: Os { code: 30, kind: Other, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - LockFile (line 237) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: Os { code: 30, kind: Other, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - LockFile::open (line 266) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: Os { code: 30, kind: Other, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - LockFile::try_lock (line 353) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: Os { code: 30, kind: Other, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - LockFile::owns_lock (line 397) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: Os { code: 30, kind: Other, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - LockFile::lock (line 305) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: Os { code: 30, kind: Other, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - LockFile::unlock (line 430) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: Os { code: 30, kind: Other, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs -  (line 12)
[INFO] [stdout]     src/lib.rs - LockFile (line 237)
[INFO] [stdout]     src/lib.rs - LockFile::lock (line 305)
[INFO] [stdout]     src/lib.rs - LockFile::open (line 266)
[INFO] [stdout]     src/lib.rs - LockFile::owns_lock (line 397)
[INFO] [stdout]     src/lib.rs - LockFile::try_lock (line 353)
[INFO] [stdout]     src/lib.rs - LockFile::unlock (line 430)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 7 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "a60372fa6085cd52c0343c7dbfb3daeba107ac02c2582c2364f70af0c6cf03fc"`
[INFO] running `"docker" "rm" "-f" "a60372fa6085cd52c0343c7dbfb3daeba107ac02c2582c2364f70af0c6cf03fc"`
[INFO] [stdout] a60372fa6085cd52c0343c7dbfb3daeba107ac02c2582c2364f70af0c6cf03fc