[INFO] fetching crate passfd 0.1.6... [INFO] testing passfd-0.1.6 against master#d933cf483edf1605142ac6899ff32536c0ad8b22 for pr-150933 [INFO] extracting crate passfd 0.1.6 into /workspace/builds/worker-4-tc1/source [INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain [INFO] started tweaking crates.io crate passfd 0.1.6 [INFO] finished tweaking crates.io crate passfd 0.1.6 [INFO] tweaked toml for crates.io crate passfd 0.1.6 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate passfd 0.1.6 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 passfd 0.1.6 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 bitflags v1.3.1 [INFO] [stderr] Downloaded futures-core v0.3.16 [INFO] [stderr] Downloaded mio v0.7.13 [INFO] [stderr] Downloaded pin-project-lite v0.2.7 [INFO] [stderr] Downloaded net2 v0.2.37 [INFO] [stderr] Downloaded slab v0.4.4 [INFO] [stderr] Downloaded parking_lot_core v0.6.2 [INFO] [stderr] Downloaded libc v0.2.99 [INFO] [stderr] Downloaded tokio v1.10.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4832285afae3ece799341302834c053da8b875fa9066d224d6fa1f1867bbc7ca [INFO] running `Command { std: "docker" "start" "-a" "4832285afae3ece799341302834c053da8b875fa9066d224d6fa1f1867bbc7ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4832285afae3ece799341302834c053da8b875fa9066d224d6fa1f1867bbc7ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4832285afae3ece799341302834c053da8b875fa9066d224d6fa1f1867bbc7ca", kill_on_drop: false }` [INFO] [stdout] 4832285afae3ece799341302834c053da8b875fa9066d224d6fa1f1867bbc7ca [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 5f111268341000279f2730e913a1ccf634895252089b0387ac84ec360c54e0f6 [INFO] running `Command { std: "docker" "start" "-a" "5f111268341000279f2730e913a1ccf634895252089b0387ac84ec360c54e0f6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Compiling passfd v0.1.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:114:21 [INFO] [stdout] | [INFO] [stdout] 114 | let mut hdr = hdr.as_mut_ptr(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.63s [INFO] running `Command { std: "docker" "inspect" "5f111268341000279f2730e913a1ccf634895252089b0387ac84ec360c54e0f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f111268341000279f2730e913a1ccf634895252089b0387ac84ec360c54e0f6", kill_on_drop: false }` [INFO] [stdout] 5f111268341000279f2730e913a1ccf634895252089b0387ac84ec360c54e0f6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7366fe0aac95a18e2c0c0590d48a7e26ad4cea7152ff13b7134b5cef1269b952 [INFO] running `Command { std: "docker" "start" "-a" "7366fe0aac95a18e2c0c0590d48a7e26ad4cea7152ff13b7134b5cef1269b952", kill_on_drop: false }` [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:114:21 [INFO] [stdout] | [INFO] [stdout] 114 | let mut hdr = hdr.as_mut_ptr(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling passfd v0.1.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:114:21 [INFO] [stdout] | [INFO] [stdout] 114 | let mut hdr = hdr.as_mut_ptr(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.83s [INFO] running `Command { std: "docker" "inspect" "7366fe0aac95a18e2c0c0590d48a7e26ad4cea7152ff13b7134b5cef1269b952", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7366fe0aac95a18e2c0c0590d48a7e26ad4cea7152ff13b7134b5cef1269b952", kill_on_drop: false }` [INFO] [stdout] 7366fe0aac95a18e2c0c0590d48a7e26ad4cea7152ff13b7134b5cef1269b952 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ba740c2a674a27e9481772c32c1d9a2c9f00bf6e8eb6c7a3d7da69292050e9b2 [INFO] running `Command { std: "docker" "start" "-a" "ba740c2a674a27e9481772c32c1d9a2c9f00bf6e8eb6c7a3d7da69292050e9b2", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:114:21 [INFO] [stderr] | [INFO] [stderr] 114 | let mut hdr = hdr.as_mut_ptr(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `passfd` (lib) generated 1 warning (run `cargo fix --lib -p passfd` to apply 1 suggestion) [INFO] [stderr] warning: `passfd` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/passfd-aee5bd26926ef509) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::assert_sized ... ok [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests passfd [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - (line 22) ... ok [INFO] [stdout] test src/lib.rs - (line 10) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ba740c2a674a27e9481772c32c1d9a2c9f00bf6e8eb6c7a3d7da69292050e9b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba740c2a674a27e9481772c32c1d9a2c9f00bf6e8eb6c7a3d7da69292050e9b2", kill_on_drop: false }` [INFO] [stdout] ba740c2a674a27e9481772c32c1d9a2c9f00bf6e8eb6c7a3d7da69292050e9b2