[INFO] updating cached repository https://github.com/nsmryan/Bit-Patterns [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] e5db7b71fc4ac42ae40ec34780a34f7cb29e244a [INFO] testing nsmryan/Bit-Patterns against beta-2019-09-28 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnsmryan%2FBit-Patterns" "work/builds/worker-2/source"` [INFO] [stderr] Cloning into 'work/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nsmryan/Bit-Patterns on toolchain beta-2019-09-28 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"` [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 work/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/nsmryan/Bit-Patterns already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"` [INFO] [stdout] 6de2fe88b2a89ab9e7c361d1fa43d79581660e8cb1e17fa1f84326799a7fa51c [INFO] running `"docker" "start" "-a" "6de2fe88b2a89ab9e7c361d1fa43d79581660e8cb1e17fa1f84326799a7fa51c"` [INFO] [stderr] Compiling git_pattern v0.1.0 (/opt/rustwide/workdir) [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: consider prefixing 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: consider prefixing 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 `std::result::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] Finished dev [unoptimized + debuginfo] target(s) in 1.31s [INFO] running `"docker" "inspect" "6de2fe88b2a89ab9e7c361d1fa43d79581660e8cb1e17fa1f84326799a7fa51c"` [INFO] running `"docker" "rm" "-f" "6de2fe88b2a89ab9e7c361d1fa43d79581660e8cb1e17fa1f84326799a7fa51c"` [INFO] [stdout] 6de2fe88b2a89ab9e7c361d1fa43d79581660e8cb1e17fa1f84326799a7fa51c [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"` [INFO] [stdout] 2faec5524c6ebc9e9291cc3dde55df468060ee60dab660adf07c9b8139308d0d [INFO] running `"docker" "start" "-a" "2faec5524c6ebc9e9291cc3dde55df468060ee60dab660adf07c9b8139308d0d"` [INFO] [stderr] Compiling git_pattern v0.1.0 (/opt/rustwide/workdir) [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: consider prefixing 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: consider prefixing 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 `std::result::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] Finished dev [unoptimized + debuginfo] target(s) in 0.62s [INFO] running `"docker" "inspect" "2faec5524c6ebc9e9291cc3dde55df468060ee60dab660adf07c9b8139308d0d"` [INFO] running `"docker" "rm" "-f" "2faec5524c6ebc9e9291cc3dde55df468060ee60dab660adf07c9b8139308d0d"` [INFO] [stdout] 2faec5524c6ebc9e9291cc3dde55df468060ee60dab660adf07c9b8139308d0d [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"` [INFO] [stdout] bff04c17876c8e48a35811ec3ffb325fb426901b7b848fb898cc1cb732a4bce1 [INFO] running `"docker" "start" "-a" "bff04c17876c8e48a35811ec3ffb325fb426901b7b848fb898cc1cb732a4bce1"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/git_pattern-0142f5ed4643f178 [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "bff04c17876c8e48a35811ec3ffb325fb426901b7b848fb898cc1cb732a4bce1"` [INFO] running `"docker" "rm" "-f" "bff04c17876c8e48a35811ec3ffb325fb426901b7b848fb898cc1cb732a4bce1"` [INFO] [stdout] bff04c17876c8e48a35811ec3ffb325fb426901b7b848fb898cc1cb732a4bce1