[INFO] cloning repository https://github.com/Kelerchian/expr-bcrypt-qthreaded [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kelerchian/expr-bcrypt-qthreaded" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKelerchian%2Fexpr-bcrypt-qthreaded", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKelerchian%2Fexpr-bcrypt-qthreaded'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f52b332ca4dc317df2f202fbe9fb52f7cc0ec058 [INFO] checking Kelerchian/expr-bcrypt-qthreaded against master#8424f8e8cdf07010967a57584fd647b30e930d4d for pr-120095 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKelerchian%2Fexpr-bcrypt-qthreaded" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Kelerchian/expr-bcrypt-qthreaded on toolchain 8424f8e8cdf07010967a57584fd647b30e930d4d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8424f8e8cdf07010967a57584fd647b30e930d4d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Kelerchian/expr-bcrypt-qthreaded [INFO] finished tweaking git repo https://github.com/Kelerchian/expr-bcrypt-qthreaded [INFO] tweaked toml for git repo https://github.com/Kelerchian/expr-bcrypt-qthreaded written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Kelerchian/expr-bcrypt-qthreaded already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8424f8e8cdf07010967a57584fd647b30e930d4d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking Kelerchian/expr-bcrypt-qthreaded against try#047472f299946caf090d1b5608ae4bd9f0416256+rustflags=-Ddereferencing_mut_binding for pr-120095 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKelerchian%2Fexpr-bcrypt-qthreaded" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Kelerchian/expr-bcrypt-qthreaded on toolchain 047472f299946caf090d1b5608ae4bd9f0416256 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Kelerchian/expr-bcrypt-qthreaded [INFO] finished tweaking git repo https://github.com/Kelerchian/expr-bcrypt-qthreaded [INFO] tweaked toml for git repo https://github.com/Kelerchian/expr-bcrypt-qthreaded written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Kelerchian/expr-bcrypt-qthreaded already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded blowfish v0.4.0 [INFO] [stderr] Downloaded base64 v0.12.0 [INFO] [stderr] Downloaded random-integer v1.1.1 [INFO] [stderr] Downloaded random-pick v1.2.8 [INFO] [stderr] Downloaded bcrypt v0.6.2 [INFO] [stderr] Downloaded passwords v3.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 956fed5d31c55c74ad97a0d2ccf9b99a7f1a6489960d08669c3f85dc20572c9d [INFO] running `Command { std: "docker" "start" "-a" "956fed5d31c55c74ad97a0d2ccf9b99a7f1a6489960d08669c3f85dc20572c9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "956fed5d31c55c74ad97a0d2ccf9b99a7f1a6489960d08669c3f85dc20572c9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "956fed5d31c55c74ad97a0d2ccf9b99a7f1a6489960d08669c3f85dc20572c9d", kill_on_drop: false }` [INFO] [stdout] 956fed5d31c55c74ad97a0d2ccf9b99a7f1a6489960d08669c3f85dc20572c9d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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 -Ddereferencing_mut_binding" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+047472f299946caf090d1b5608ae4bd9f0416256" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d0450921e0aca4f27e83e0f996631c41476bea8348d297d3f34e6055971f9b30 [INFO] running `Command { std: "docker" "start" "-a" "d0450921e0aca4f27e83e0f996631c41476bea8348d297d3f34e6055971f9b30", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking base64 v0.12.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking block-cipher-trait v0.6.2 [INFO] [stderr] Checking blowfish v0.4.0 [INFO] [stderr] Checking random-integer v1.1.1 [INFO] [stderr] Checking bcrypt v0.6.2 [INFO] [stderr] Checking random-pick v1.2.8 [INFO] [stderr] Checking passwords v3.0.0 [INFO] [stderr] Checking expr-bcrypt-qthreaded v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Receiver` [INFO] [stdout] --> src/bcrypt_example/qthreaded.rs:10:23 [INFO] [stdout] | [INFO] [stdout] 10 | use std::sync::mpsc::{Receiver, Sender}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Receiver` [INFO] [stdout] --> src/bcrypt_example/qthreaded.rs:10:23 [INFO] [stdout] | [INFO] [stdout] 10 | use std::sync::mpsc::{Receiver, Sender}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/bcrypt_example/qthreaded.rs:68:13 [INFO] [stdout] | [INFO] [stdout] 68 | for i in 0..*worker_num { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/bcrypt_example/qthreaded.rs:68:13 [INFO] [stdout] | [INFO] [stdout] 68 | for i in 0..*worker_num { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bcrypt_example/qthreaded.rs:125:9 [INFO] [stdout] | [INFO] [stdout] 125 | let mut lines_iter = BufReader::new(&in_file).lines(); [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/bcrypt_example/qthreaded.rs:125:9 [INFO] [stdout] | [INFO] [stdout] 125 | let mut lines_iter = BufReader::new(&in_file).lines(); [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 variable: `results` [INFO] [stdout] --> src/bcrypt_example/batched.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 50 | let results = join_handles [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_results` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `results` [INFO] [stdout] --> src/bcrypt_example/batched.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 50 | let results = join_handles [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_results` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/bcrypt_example/batched.rs:56:25 [INFO] [stdout] | [INFO] [stdout] 56 | Err(e) => String::from("hash-failed"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/bcrypt_example/batched.rs:56:25 [INFO] [stdout] | [INFO] [stdout] 56 | Err(e) => String::from("hash-failed"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bcrypt_example/qthreaded.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | self.tx.send(None); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 57 | let _ = self.tx.send(None); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bcrypt_example/qthreaded.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | self.tx.send(None); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 57 | let _ = self.tx.send(None); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bcrypt_example/batched.rs:58:17 [INFO] [stdout] | [INFO] [stdout] 58 | out_file.write(res.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 58 | let _ = out_file.write(res.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bcrypt_example/batched.rs:58:17 [INFO] [stdout] | [INFO] [stdout] 58 | out_file.write(res.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 58 | let _ = out_file.write(res.as_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.48s [INFO] running `Command { std: "docker" "inspect" "d0450921e0aca4f27e83e0f996631c41476bea8348d297d3f34e6055971f9b30", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0450921e0aca4f27e83e0f996631c41476bea8348d297d3f34e6055971f9b30", kill_on_drop: false }` [INFO] [stdout] d0450921e0aca4f27e83e0f996631c41476bea8348d297d3f34e6055971f9b30