[INFO] cloning repository https://github.com/santifa/rs-examples [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/santifa/rs-examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsantifa%2Frs-examples", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsantifa%2Frs-examples'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ce37b7f73eec596b5d70dc29cdaa7ed172891db0 [INFO] testing santifa/rs-examples against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsantifa%2Frs-examples" "/workspace/builds/worker-78/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-78/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/santifa/rs-examples on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/santifa/rs-examples [INFO] finished tweaking git repo https://github.com/santifa/rs-examples [INFO] tweaked toml for git repo https://github.com/santifa/rs-examples written to /workspace/builds/worker-78/source/Cargo.toml [INFO] crate git repo https://github.com/santifa/rs-examples already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 61efb9711e4fea0e989551798e27439b6e8cf6007632fad2f1bbefe604a115b0 [INFO] running `Command { std: "docker" "start" "-a" "61efb9711e4fea0e989551798e27439b6e8cf6007632fad2f1bbefe604a115b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "61efb9711e4fea0e989551798e27439b6e8cf6007632fad2f1bbefe604a115b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61efb9711e4fea0e989551798e27439b6e8cf6007632fad2f1bbefe604a115b0", kill_on_drop: false }` [INFO] [stdout] 61efb9711e4fea0e989551798e27439b6e8cf6007632fad2f1bbefe604a115b0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0e074316efc45f78e8cd85cbdb8b70ee03d1a80846d1e33bbf7e26579ded6330 [INFO] running `Command { std: "docker" "start" "-a" "0e074316efc45f78e8cd85cbdb8b70ee03d1a80846d1e33bbf7e26579ded6330", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling cc v1.0.4 [INFO] [stderr] Compiling libc v0.2.36 [INFO] [stderr] Compiling num-traits v0.1.42 [INFO] [stderr] Compiling time v0.1.39 [INFO] [stderr] Compiling num-integer v0.1.35 [INFO] [stderr] Compiling libz-sys v1.0.18 [INFO] [stderr] Compiling num-iter v0.1.34 [INFO] [stderr] Compiling flate2 v1.0.1 [INFO] [stderr] Compiling num v0.1.41 [INFO] [stderr] Compiling chrono v0.4.0 [INFO] [stderr] Compiling rs-examples v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/fb.rs:241:21 [INFO] [stdout] | [INFO] [stdout] 241 | let mut glyph = &glyphs[time_bytes[s] as usize]; // use char code to index glyph [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/bin/bayes.rs:96:21 [INFO] [stdout] | [INFO] [stdout] 96 | let mut mean = filtered [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/bin/bayes.rs:101:21 [INFO] [stdout] | [INFO] [stdout] 101 | let mut variance = filtered.iter().fold(0., |acc, &x| { [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 17s [INFO] running `Command { std: "docker" "inspect" "0e074316efc45f78e8cd85cbdb8b70ee03d1a80846d1e33bbf7e26579ded6330", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e074316efc45f78e8cd85cbdb8b70ee03d1a80846d1e33bbf7e26579ded6330", kill_on_drop: false }` [INFO] [stdout] 0e074316efc45f78e8cd85cbdb8b70ee03d1a80846d1e33bbf7e26579ded6330 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3597dcbef242f1a6772309d9fe90baacb44e5a8468296d2b9472d0a44b1e29f2 [INFO] running `Command { std: "docker" "start" "-a" "3597dcbef242f1a6772309d9fe90baacb44e5a8468296d2b9472d0a44b1e29f2", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rs-examples v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/bayes.rs:96:21 [INFO] [stdout] | [INFO] [stdout] 96 | let mut mean = filtered [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/bin/bayes.rs:101:21 [INFO] [stdout] | [INFO] [stdout] 101 | let mut variance = filtered.iter().fold(0., |acc, &x| { [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/fb.rs:241:21 [INFO] [stdout] | [INFO] [stdout] 241 | let mut glyph = &glyphs[time_bytes[s] as usize]; // use char code to index glyph [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 7.20s [INFO] running `Command { std: "docker" "inspect" "3597dcbef242f1a6772309d9fe90baacb44e5a8468296d2b9472d0a44b1e29f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3597dcbef242f1a6772309d9fe90baacb44e5a8468296d2b9472d0a44b1e29f2", kill_on_drop: false }` [INFO] [stdout] 3597dcbef242f1a6772309d9fe90baacb44e5a8468296d2b9472d0a44b1e29f2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6ed5ade49ca2ca3d524134c923b6fae1ca545dcaa7c8222ff5c3bb6ec1acf8ca [INFO] running `Command { std: "docker" "start" "-a" "6ed5ade49ca2ca3d524134c923b6fae1ca545dcaa7c8222ff5c3bb6ec1acf8ca", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/fb.rs:241:21 [INFO] [stderr] | [INFO] [stderr] 241 | let mut glyph = &glyphs[time_bytes[s] as usize]; // use char code to index glyph [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/bin/bayes.rs:96:21 [INFO] [stderr] | [INFO] [stderr] 96 | let mut mean = filtered [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/bin/bayes.rs:101:21 [INFO] [stderr] | [INFO] [stderr] 101 | let mut variance = filtered.iter().fold(0., |acc, &x| { [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `rs-examples` (bin "fb" test) generated 1 warning [INFO] [stderr] warning: `rs-examples` (bin "bayes" test) generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/bayes-16b454cf1b1c18d6) [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] Running unittests (/opt/rustwide/target/debug/deps/fb-3ee86add498c61b3) [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] Running unittests (/opt/rustwide/target/debug/deps/type-cc3d26d65d5e6143) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test::valid_judgement ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6ed5ade49ca2ca3d524134c923b6fae1ca545dcaa7c8222ff5c3bb6ec1acf8ca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ed5ade49ca2ca3d524134c923b6fae1ca545dcaa7c8222ff5c3bb6ec1acf8ca", kill_on_drop: false }` [INFO] [stdout] 6ed5ade49ca2ca3d524134c923b6fae1ca545dcaa7c8222ff5c3bb6ec1acf8ca