[INFO] fetching crate file_diff 1.0.0... [INFO] testing file_diff-1.0.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate file_diff 1.0.0 into /workspace/builds/worker-30/source [INFO] validating manifest of crates.io crate file_diff 1.0.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate file_diff 1.0.0 [INFO] finished tweaking crates.io crate file_diff 1.0.0 [INFO] tweaked toml for crates.io crate file_diff 1.0.0 written to /workspace/builds/worker-30/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cffe8847091bfce3eb8b8cc0bae8f0cee44926b8863cdd9c18aea6aba8aa585c [INFO] running `Command { std: "docker" "start" "-a" "cffe8847091bfce3eb8b8cc0bae8f0cee44926b8863cdd9c18aea6aba8aa585c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cffe8847091bfce3eb8b8cc0bae8f0cee44926b8863cdd9c18aea6aba8aa585c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cffe8847091bfce3eb8b8cc0bae8f0cee44926b8863cdd9c18aea6aba8aa585c", kill_on_drop: false }` [INFO] [stdout] cffe8847091bfce3eb8b8cc0bae8f0cee44926b8863cdd9c18aea6aba8aa585c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0c52de3b3245ec4abc1e177610d503bb677231c101bc1d292a8d110c5a647543 [INFO] running `Command { std: "docker" "start" "-a" "0c52de3b3245ec4abc1e177610d503bb677231c101bc1d292a8d110c5a647543", kill_on_drop: false }` [INFO] [stderr] Compiling file_diff v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | let mut buff1 : &mut [u8] = &mut [0; 1024]; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | let mut buff2 : &mut [u8] = &mut [0; 1024]; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.17s [INFO] running `Command { std: "docker" "inspect" "0c52de3b3245ec4abc1e177610d503bb677231c101bc1d292a8d110c5a647543", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c52de3b3245ec4abc1e177610d503bb677231c101bc1d292a8d110c5a647543", kill_on_drop: false }` [INFO] [stdout] 0c52de3b3245ec4abc1e177610d503bb677231c101bc1d292a8d110c5a647543 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 342a71df194d85ee5836555490053313e16ccbb7a47878f75a076ef797ade5a5 [INFO] running `Command { std: "docker" "start" "-a" "342a71df194d85ee5836555490053313e16ccbb7a47878f75a076ef797ade5a5", kill_on_drop: false }` [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | let mut buff1 : &mut [u8] = &mut [0; 1024]; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | let mut buff2 : &mut [u8] = &mut [0; 1024]; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling file_diff v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | let mut buff1 : &mut [u8] = &mut [0; 1024]; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | let mut buff2 : &mut [u8] = &mut [0; 1024]; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.62s [INFO] running `Command { std: "docker" "inspect" "342a71df194d85ee5836555490053313e16ccbb7a47878f75a076ef797ade5a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "342a71df194d85ee5836555490053313e16ccbb7a47878f75a076ef797ade5a5", kill_on_drop: false }` [INFO] [stdout] 342a71df194d85ee5836555490053313e16ccbb7a47878f75a076ef797ade5a5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9373d8776e2c2cc1f83df20a80c766006889e0f751577ce2a8501eeb915dd2da [INFO] running `Command { std: "docker" "start" "-a" "9373d8776e2c2cc1f83df20a80c766006889e0f751577ce2a8501eeb915dd2da", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:49:9 [INFO] [stderr] | [INFO] [stderr] 49 | let mut buff1 : &mut [u8] = &mut [0; 1024]; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:50:9 [INFO] [stderr] | [INFO] [stderr] 50 | let mut buff2 : &mut [u8] = &mut [0; 1024]; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `file_diff` (lib) generated 2 warnings [INFO] [stderr] warning: `file_diff` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.00s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/file_diff-57c5abe5b04674ec) [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test tests::diff_different_binary_files ... ok [INFO] [stdout] test tests::diff_different_text_files ... ok [INFO] [stdout] test tests::diff_identical_binary_files ... ok [INFO] [stdout] test tests::diff_the_same_text_file ... ok [INFO] [stdout] test tests::diff_the_same_binary_file ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests file_diff [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - (line 14) ... ok [INFO] [stdout] test src/lib.rs - (line 33) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.35s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9373d8776e2c2cc1f83df20a80c766006889e0f751577ce2a8501eeb915dd2da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9373d8776e2c2cc1f83df20a80c766006889e0f751577ce2a8501eeb915dd2da", kill_on_drop: false }` [INFO] [stdout] 9373d8776e2c2cc1f83df20a80c766006889e0f751577ce2a8501eeb915dd2da