[INFO] fetching crate mmap_buffer 0.1.4...
[INFO] testing mmap_buffer-0.1.4 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate mmap_buffer 0.1.4 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate mmap_buffer 0.1.4 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mmap_buffer 0.1.4
[INFO] finished tweaking crates.io crate mmap_buffer 0.1.4
[INFO] tweaked toml for crates.io crate mmap_buffer 0.1.4 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 25 packages to latest compatible versions
[INFO] [stderr]       Adding linux-raw-sys v0.4.14 (latest: v0.6.4)
[INFO] [stderr]       Adding memmap2 v0.5.10 (latest: v0.9.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74a76207c405962a90146563ec1ae634a9882fa99bb84cf5e6748b22b23be8ba
[INFO] running `Command { std: "docker" "start" "-a" "74a76207c405962a90146563ec1ae634a9882fa99bb84cf5e6748b22b23be8ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74a76207c405962a90146563ec1ae634a9882fa99bb84cf5e6748b22b23be8ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74a76207c405962a90146563ec1ae634a9882fa99bb84cf5e6748b22b23be8ba", kill_on_drop: false }`
[INFO] [stdout] 74a76207c405962a90146563ec1ae634a9882fa99bb84cf5e6748b22b23be8ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c79a2dc3b095932be066004b03dcb4fbc89f4c1f7383dc230db920c056b591fc
[INFO] running `Command { std: "docker" "start" "-a" "c79a2dc3b095932be066004b03dcb4fbc89f4c1f7383dc230db920c056b591fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytemuck v1.16.0
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling memmap2 v0.5.10
[INFO] [stderr]    Compiling mmap_buffer v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "c79a2dc3b095932be066004b03dcb4fbc89f4c1f7383dc230db920c056b591fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c79a2dc3b095932be066004b03dcb4fbc89f4c1f7383dc230db920c056b591fc", kill_on_drop: false }`
[INFO] [stdout] c79a2dc3b095932be066004b03dcb4fbc89f4c1f7383dc230db920c056b591fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82d7fe4df802cb1a7774b71335305ff7c19a3f9ebc8ef391d86a7d04c40405be
[INFO] running `Command { std: "docker" "start" "-a" "82d7fe4df802cb1a7774b71335305ff7c19a3f9ebc8ef391d86a7d04c40405be", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]    Compiling mmap_buffer v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.08s
[INFO] running `Command { std: "docker" "inspect" "82d7fe4df802cb1a7774b71335305ff7c19a3f9ebc8ef391d86a7d04c40405be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82d7fe4df802cb1a7774b71335305ff7c19a3f9ebc8ef391d86a7d04c40405be", kill_on_drop: false }`
[INFO] [stdout] 82d7fe4df802cb1a7774b71335305ff7c19a3f9ebc8ef391d86a7d04c40405be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ffac1dbc693c0b841df16a6b4720f1424b21ba599d9e4d0dffc2ebbd2cbe0971
[INFO] running `Command { std: "docker" "start" "-a" "ffac1dbc693c0b841df16a6b4720f1424b21ba599d9e4d0dffc2ebbd2cbe0971", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mmap_buffer-b51e78c4c2013fc5)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::locking ... ok
[INFO] [stdout] test tests::read ... ok
[INFO] [stdout] test tests::write ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mmap_buffer
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 5) stdout ----
[INFO] [stdout] Test executable failed (exit status: 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 5)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "ffac1dbc693c0b841df16a6b4720f1424b21ba599d9e4d0dffc2ebbd2cbe0971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffac1dbc693c0b841df16a6b4720f1424b21ba599d9e4d0dffc2ebbd2cbe0971", kill_on_drop: false }`
[INFO] [stdout] ffac1dbc693c0b841df16a6b4720f1424b21ba599d9e4d0dffc2ebbd2cbe0971
