[INFO] cloning repository https://github.com/nsmryan/Bit-Patterns [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nsmryan/Bit-Patterns" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnsmryan%2FBit-Patterns", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnsmryan%2FBit-Patterns'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e5db7b71fc4ac42ae40ec34780a34f7cb29e244a [INFO] testing nsmryan/Bit-Patterns against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnsmryan%2FBit-Patterns" "/workspace/builds/worker-27/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nsmryan/Bit-Patterns on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nsmryan/Bit-Patterns [INFO] finished tweaking git repo https://github.com/nsmryan/Bit-Patterns [INFO] tweaked toml for git repo https://github.com/nsmryan/Bit-Patterns written to /workspace/builds/worker-27/source/Cargo.toml [INFO] crate git repo https://github.com/nsmryan/Bit-Patterns already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 433497b944e36e5297b19b1631966003a396f8e7de317436cffcb1a96f4fb828 [INFO] running `Command { std: "docker" "start" "-a" "433497b944e36e5297b19b1631966003a396f8e7de317436cffcb1a96f4fb828", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "433497b944e36e5297b19b1631966003a396f8e7de317436cffcb1a96f4fb828", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "433497b944e36e5297b19b1631966003a396f8e7de317436cffcb1a96f4fb828", kill_on_drop: false }` [INFO] [stdout] 433497b944e36e5297b19b1631966003a396f8e7de317436cffcb1a96f4fb828 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0384570f9e21355561c7062c9376944f75f7b8fa75f9948fbaea83d41d0d7458 [INFO] running `Command { std: "docker" "start" "-a" "0384570f9e21355561c7062c9376944f75f7b8fa75f9948fbaea83d41d0d7458", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling color_quant v1.0.1 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling gif v0.10.1 [INFO] [stderr] Compiling git_pattern v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::env::args` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::env::args; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Cow` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::borrow::Cow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `percent_ones` [INFO] [stdout] --> src/main.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | let percent_ones: f64 = bits.clone().map(|bit| if bit { 1.0 } else { 0.0 } ).sum::() / num_bits as f64; [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_percent_ones` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bit_pattern` [INFO] [stdout] --> src/main.rs:120:21 [INFO] [stdout] | [INFO] [stdout] 120 | let bit_pattern = (index / divisor as usize) as u16; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bit_pattern` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:98:21 [INFO] [stdout] | [INFO] [stdout] 98 | let mut count = bit_pattern_map.get_mut(&bit_pattern).unwrap(); [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: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 65 | file.read_to_end(&mut byte_vec); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.51s [INFO] running `Command { std: "docker" "inspect" "0384570f9e21355561c7062c9376944f75f7b8fa75f9948fbaea83d41d0d7458", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0384570f9e21355561c7062c9376944f75f7b8fa75f9948fbaea83d41d0d7458", kill_on_drop: false }` [INFO] [stdout] 0384570f9e21355561c7062c9376944f75f7b8fa75f9948fbaea83d41d0d7458 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c262ffffdaff96b988bad2190bd3f66d0ab449aa7b3c911497a2e85e187e2ee4 [INFO] running `Command { std: "docker" "start" "-a" "c262ffffdaff96b988bad2190bd3f66d0ab449aa7b3c911497a2e85e187e2ee4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling git_pattern v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::env::args` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::env::args; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::borrow::Cow` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::borrow::Cow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `percent_ones` [INFO] [stdout] --> src/main.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | let percent_ones: f64 = bits.clone().map(|bit| if bit { 1.0 } else { 0.0 } ).sum::() / num_bits as f64; [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_percent_ones` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `bit_pattern` [INFO] [stdout] --> src/main.rs:120:21 [INFO] [stdout] | [INFO] [stdout] 120 | let bit_pattern = (index / divisor as usize) as u16; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bit_pattern` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:98:21 [INFO] [stdout] | [INFO] [stdout] 98 | let mut count = bit_pattern_map.get_mut(&bit_pattern).unwrap(); [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: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 65 | file.read_to_end(&mut byte_vec); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.98s [INFO] running `Command { std: "docker" "inspect" "c262ffffdaff96b988bad2190bd3f66d0ab449aa7b3c911497a2e85e187e2ee4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c262ffffdaff96b988bad2190bd3f66d0ab449aa7b3c911497a2e85e187e2ee4", kill_on_drop: false }` [INFO] [stdout] c262ffffdaff96b988bad2190bd3f66d0ab449aa7b3c911497a2e85e187e2ee4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2b62def3f273f7f97545a1c8cc3979b2390a7bf780c285d2e7caa47b86611c78 [INFO] running `Command { std: "docker" "start" "-a" "2b62def3f273f7f97545a1c8cc3979b2390a7bf780c285d2e7caa47b86611c78", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `std::env::args` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::env::args; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::borrow::Cow` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::borrow::Cow; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `percent_ones` [INFO] [stderr] --> src/main.rs:71:9 [INFO] [stderr] | [INFO] [stderr] 71 | let percent_ones: f64 = bits.clone().map(|bit| if bit { 1.0 } else { 0.0 } ).sum::() / num_bits as f64; [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_percent_ones` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `bit_pattern` [INFO] [stderr] --> src/main.rs:120:21 [INFO] [stderr] | [INFO] [stderr] 120 | let bit_pattern = (index / divisor as usize) as u16; [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bit_pattern` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:98:21 [INFO] [stderr] | [INFO] [stderr] 98 | let mut count = bit_pattern_map.get_mut(&bit_pattern).unwrap(); [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: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:65:5 [INFO] [stderr] | [INFO] [stderr] 65 | file.read_to_end(&mut byte_vec); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `git_pattern` (bin "git_pattern" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.33s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/git_pattern-6a20633e5b98eda1) [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] running `Command { std: "docker" "inspect" "2b62def3f273f7f97545a1c8cc3979b2390a7bf780c285d2e7caa47b86611c78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b62def3f273f7f97545a1c8cc3979b2390a7bf780c285d2e7caa47b86611c78", kill_on_drop: false }` [INFO] [stdout] 2b62def3f273f7f97545a1c8cc3979b2390a7bf780c285d2e7caa47b86611c78