[INFO] fetching crate mcq 0.1.0... [INFO] testing mcq-0.1.0 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate mcq 0.1.0 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate mcq 0.1.0 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mcq 0.1.0 [INFO] finished tweaking crates.io crate mcq 0.1.0 [INFO] tweaked toml for crates.io crate mcq 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] bdb57774ee51df36a6adc9f2209a776c2f4b267e2bf037c11a3ab33fdde2d6f7 [INFO] running `Command { std: "docker" "start" "-a" "bdb57774ee51df36a6adc9f2209a776c2f4b267e2bf037c11a3ab33fdde2d6f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bdb57774ee51df36a6adc9f2209a776c2f4b267e2bf037c11a3ab33fdde2d6f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bdb57774ee51df36a6adc9f2209a776c2f4b267e2bf037c11a3ab33fdde2d6f7", kill_on_drop: false }` [INFO] [stdout] bdb57774ee51df36a6adc9f2209a776c2f4b267e2bf037c11a3ab33fdde2d6f7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7c348c6225d206f9f73537d15bb988056c1c033737260d3a58fe570a3df44fea [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "7c348c6225d206f9f73537d15bb988056c1c033737260d3a58fe570a3df44fea", kill_on_drop: false }` [INFO] [stderr] Compiling mcq v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/lib.rs:237:30 [INFO] [stdout] | [INFO] [stdout] 237 | pixels_copy.push((0xFFFFFF & pixels_orig[i])); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 237 - pixels_copy.push((0xFFFFFF & pixels_orig[i])); [INFO] [stdout] 237 + pixels_copy.push(0xFFFFFF & pixels_orig[i]); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:335:43 [INFO] [stdout] | [INFO] [stdout] 335 | let new_box = if let Some(mut next_box) = self.find_box_to_split(&mut color_set) { [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.88s [INFO] running `Command { std: "docker" "inspect" "7c348c6225d206f9f73537d15bb988056c1c033737260d3a58fe570a3df44fea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c348c6225d206f9f73537d15bb988056c1c033737260d3a58fe570a3df44fea", kill_on_drop: false }` [INFO] [stdout] 7c348c6225d206f9f73537d15bb988056c1c033737260d3a58fe570a3df44fea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e1252cba1db34c903f8f3b1da56bc51e63ddbe44a8fac4e5df7338ea6640e2bd [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e1252cba1db34c903f8f3b1da56bc51e63ddbe44a8fac4e5df7338ea6640e2bd", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.123 [INFO] [stderr] Compiling crossbeam-utils v0.8.8 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling inflate v0.1.1 [INFO] [stderr] Compiling color_quant v1.1.0 [INFO] [stderr] Compiling bitflags v0.7.0 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling byteorder v0.5.3 [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/lib.rs:237:30 [INFO] [stdout] | [INFO] [stdout] 237 | pixels_copy.push((0xFFFFFF & pixels_orig[i])); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 237 - pixels_copy.push((0xFFFFFF & pixels_orig[i])); [INFO] [stdout] 237 + pixels_copy.push(0xFFFFFF & pixels_orig[i]); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:335:43 [INFO] [stdout] | [INFO] [stdout] 335 | let new_box = if let Some(mut next_box) = self.find_box_to_split(&mut color_set) { [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling gif v0.9.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling crossbeam-epoch v0.9.8 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling crossbeam-channel v0.5.4 [INFO] [stderr] Compiling miniz-sys v0.1.12 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling flate2 v0.2.20 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling enum_primitive v0.1.1 [INFO] [stderr] Compiling num-bigint v0.1.44 [INFO] [stderr] Compiling png v0.5.2 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling jpeg-decoder v0.1.22 [INFO] [stderr] Compiling image v0.10.4 [INFO] [stderr] Compiling mcq v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `#[macro_use]` import [INFO] [stdout] --> examples/image_file.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/lib.rs:237:30 [INFO] [stdout] | [INFO] [stdout] 237 | pixels_copy.push((0xFFFFFF & pixels_orig[i])); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 237 - pixels_copy.push((0xFFFFFF & pixels_orig[i])); [INFO] [stdout] 237 + pixels_copy.push(0xFFFFFF & pixels_orig[i]); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:335:43 [INFO] [stdout] | [INFO] [stdout] 335 | let new_box = if let Some(mut next_box) = self.find_box_to_split(&mut color_set) { [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: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 50.77s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/mcq-c28ac8754bfbf39a) [INFO] running `Command { std: "docker" "inspect" "e1252cba1db34c903f8f3b1da56bc51e63ddbe44a8fac4e5df7338ea6640e2bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1252cba1db34c903f8f3b1da56bc51e63ddbe44a8fac4e5df7338ea6640e2bd", kill_on_drop: false }` [INFO] [stdout] e1252cba1db34c903f8f3b1da56bc51e63ddbe44a8fac4e5df7338ea6640e2bd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 57a040027a03220748539c576d1049f483a48712298ee681d4fcd480d25a311a [INFO] running `Command { std: "docker" "start" "-a" "57a040027a03220748539c576d1049f483a48712298ee681d4fcd480d25a311a", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around method argument [INFO] [stderr] --> src/lib.rs:237:30 [INFO] [stderr] | [INFO] [stderr] 237 | pixels_copy.push((0xFFFFFF & pixels_orig[i])); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 237 - pixels_copy.push((0xFFFFFF & pixels_orig[i])); [INFO] [stderr] 237 + pixels_copy.push(0xFFFFFF & pixels_orig[i]); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lib.rs:335:43 [INFO] [stderr] | [INFO] [stderr] 335 | let new_box = if let Some(mut next_box) = self.find_box_to_split(&mut color_set) { [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: `mcq` (lib) generated 2 warnings [INFO] [stderr] warning: unused `#[macro_use]` import [INFO] [stderr] --> examples/image_file.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #[macro_use] [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `mcq` (example "image_file") generated 1 warning [INFO] [stderr] warning: `mcq` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mcq-c28ac8754bfbf39a) [INFO] [stderr] Doc-tests mcq [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] warning: unnecessary parentheses around method argument [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:237:30 [INFO] [stderr] | [INFO] [stderr] 237 | pixels_copy.push((0xFFFFFF & pixels_orig[i])); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 237 - pixels_copy.push((0xFFFFFF & pixels_orig[i])); [INFO] [stderr] 237 + pixels_copy.push(0xFFFFFF & pixels_orig[i]); [INFO] [stderr] | [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: 1 warning emitted [INFO] [stdout] running 0 tests [INFO] [stderr] [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] running `Command { std: "docker" "inspect" "57a040027a03220748539c576d1049f483a48712298ee681d4fcd480d25a311a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "57a040027a03220748539c576d1049f483a48712298ee681d4fcd480d25a311a", kill_on_drop: false }` [INFO] [stdout] 57a040027a03220748539c576d1049f483a48712298ee681d4fcd480d25a311a