[INFO] fetching crate libbruteforce 2.2.2... [INFO] checking libbruteforce-2.2.2 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] extracting crate libbruteforce 2.2.2 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate libbruteforce 2.2.2 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate libbruteforce 2.2.2 [INFO] finished tweaking crates.io crate libbruteforce 2.2.2 [INFO] tweaked toml for crates.io crate libbruteforce 2.2.2 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded md5 v0.7.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8a0c37da8e137775721fed341ed5733a7cecde94f1f685b847b0a573a0f134f1 [INFO] running `Command { std: "docker" "start" "-a" "8a0c37da8e137775721fed341ed5733a7cecde94f1f685b847b0a573a0f134f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8a0c37da8e137775721fed341ed5733a7cecde94f1f685b847b0a573a0f134f1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8a0c37da8e137775721fed341ed5733a7cecde94f1f685b847b0a573a0f134f1", kill_on_drop: false }` [INFO] [stdout] 8a0c37da8e137775721fed341ed5733a7cecde94f1f685b847b0a573a0f134f1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 487227a62f8560060dd6197767dd4a237df6b4e230b6140e962454bb40f64ad8 [INFO] running `Command { std: "docker" "start" "-a" "487227a62f8560060dd6197767dd4a237df6b4e230b6140e962454bb40f64ad8", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking md5 v0.7.0 [INFO] [stderr] Checking sha1 v0.6.0 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking sha2 v0.8.2 [INFO] [stderr] Checking libbruteforce v2.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `indices_word_length` [INFO] [stdout] --> src/crack/indices.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn indices_word_length(indices: &[isize]) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `create_test_crack_params_full_alphabet` [INFO] [stdout] --> src/util/mod.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn create_test_crack_params_full_alphabet(target: &str) -> CrackParameter { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `create_test_crack_params_full_alphabet_sha256` [INFO] [stdout] --> src/util/mod.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 29 | pub fn create_test_crack_params_full_alphabet_sha256(target: &str) -> CrackParameter { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `create_test_crack_params_full_alphabet_sha256_fair` [INFO] [stdout] --> src/util/mod.rs:44:8 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn create_test_crack_params_full_alphabet_sha256_fair(target: &str) -> CrackParameter { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/symbols/builder.rs:151:13 [INFO] [stdout] | [INFO] [stdout] 151 | let mut builder = Builder::new(); [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/symbols/builder.rs:185:13 [INFO] [stdout] | [INFO] [stdout] 185 | let mut builder = Builder::new(); [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/symbols/builder.rs:191:13 [INFO] [stdout] | [INFO] [stdout] 191 | let mut builder = Builder::new(); [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/crack/indices.rs:177:9 [INFO] [stdout] | [INFO] [stdout] 177 | indices_increment_by(&alphabet, &mut arr, 1); [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: unused `Result` that must be used [INFO] [stdout] --> src/crack/indices.rs:192:9 [INFO] [stdout] | [INFO] [stdout] 192 | indices_increment_by(&alphabet, &mut arr, 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/crack/indices.rs:202:9 [INFO] [stdout] | [INFO] [stdout] 202 | indices_increment_by(&alphabet, &mut arr, 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/crack/indices.rs:229:9 [INFO] [stdout] | [INFO] [stdout] 229 | indices_increment_by(&alphabet, &mut indices, steps); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/crack/indices.rs:241:9 [INFO] [stdout] | [INFO] [stdout] 241 | indices_increment_by(&alphabet, &mut indices, 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/crack/indices.rs:243:9 [INFO] [stdout] | [INFO] [stdout] 243 | indices_increment_by(&alphabet, &mut indices, 4); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.30s [INFO] running `Command { std: "docker" "inspect" "487227a62f8560060dd6197767dd4a237df6b4e230b6140e962454bb40f64ad8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "487227a62f8560060dd6197767dd4a237df6b4e230b6140e962454bb40f64ad8", kill_on_drop: false }` [INFO] [stdout] 487227a62f8560060dd6197767dd4a237df6b4e230b6140e962454bb40f64ad8