[INFO] cloning repository https://github.com/overnode/rust-pwgen [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/overnode/rust-pwgen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fovernode%2Frust-pwgen", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fovernode%2Frust-pwgen'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cfcf6440dc015666fbe64a593c650449ce498751 [INFO] testing overnode/rust-pwgen against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fovernode%2Frust-pwgen" "/workspace/builds/worker-74/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-74/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/overnode/rust-pwgen on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/overnode/rust-pwgen [INFO] finished tweaking git repo https://github.com/overnode/rust-pwgen [INFO] tweaked toml for git repo https://github.com/overnode/rust-pwgen written to /workspace/builds/worker-74/source/Cargo.toml [INFO] crate git repo https://github.com/overnode/rust-pwgen already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ab71f26965a7fed920e55fdc93273f18f5911f24fd852946583c29311371d462 [INFO] running `Command { std: "docker" "start" "-a" "ab71f26965a7fed920e55fdc93273f18f5911f24fd852946583c29311371d462", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ab71f26965a7fed920e55fdc93273f18f5911f24fd852946583c29311371d462", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab71f26965a7fed920e55fdc93273f18f5911f24fd852946583c29311371d462", kill_on_drop: false }` [INFO] [stdout] ab71f26965a7fed920e55fdc93273f18f5911f24fd852946583c29311371d462 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] de46c6d9113019ea827ad5ab95bd5b3b6f57fcbac3d426249e44e867f16f5e00 [INFO] running `Command { std: "docker" "start" "-a" "de46c6d9113019ea827ad5ab95bd5b3b6f57fcbac3d426249e44e867f16f5e00", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling rand_core v0.6.2 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling rand v0.8.3 [INFO] [stderr] Compiling pwgen v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | &alpha.extend(numbers); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 70 | let _ = &alpha.extend(numbers); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | &alpha.extend(symbols); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 74 | let _ = &alpha.extend(symbols); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:94:9 [INFO] [stdout] | [INFO] [stdout] 94 | &password_list.push(p); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 94 | let _ = &password_list.push(p); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 54.13s [INFO] running `Command { std: "docker" "inspect" "de46c6d9113019ea827ad5ab95bd5b3b6f57fcbac3d426249e44e867f16f5e00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de46c6d9113019ea827ad5ab95bd5b3b6f57fcbac3d426249e44e867f16f5e00", kill_on_drop: false }` [INFO] [stdout] de46c6d9113019ea827ad5ab95bd5b3b6f57fcbac3d426249e44e867f16f5e00 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cb7950752ad32c3ea13b0ed7d0ba2d0b2e96667d57586a5a8d32514918253543 [INFO] running `Command { std: "docker" "start" "-a" "cb7950752ad32c3ea13b0ed7d0ba2d0b2e96667d57586a5a8d32514918253543", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling pwgen v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | &alpha.extend(numbers); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 70 | let _ = &alpha.extend(numbers); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | &alpha.extend(symbols); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 74 | let _ = &alpha.extend(symbols); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:94:9 [INFO] [stdout] | [INFO] [stdout] 94 | &password_list.push(p); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 94 | let _ = &password_list.push(p); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 6.81s [INFO] running `Command { std: "docker" "inspect" "cb7950752ad32c3ea13b0ed7d0ba2d0b2e96667d57586a5a8d32514918253543", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb7950752ad32c3ea13b0ed7d0ba2d0b2e96667d57586a5a8d32514918253543", kill_on_drop: false }` [INFO] [stdout] cb7950752ad32c3ea13b0ed7d0ba2d0b2e96667d57586a5a8d32514918253543 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 814b93f39260b27db72553878149aa9894f5ff7950939757df22d8a5f0a3f71b [INFO] running `Command { std: "docker" "start" "-a" "814b93f39260b27db72553878149aa9894f5ff7950939757df22d8a5f0a3f71b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/main.rs:70:9 [INFO] [stderr] | [INFO] [stderr] 70 | &alpha.extend(numbers); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 70 | let _ = &alpha.extend(numbers); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/main.rs:74:9 [INFO] [stderr] | [INFO] [stderr] 74 | &alpha.extend(symbols); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 74 | let _ = &alpha.extend(symbols); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/main.rs:94:9 [INFO] [stderr] | [INFO] [stderr] 94 | &password_list.push(p); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 94 | let _ = &password_list.push(p); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `pwgen` (bin "pwgen" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4m 02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/pwgen-0329ff9320162259) [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" "814b93f39260b27db72553878149aa9894f5ff7950939757df22d8a5f0a3f71b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "814b93f39260b27db72553878149aa9894f5ff7950939757df22d8a5f0a3f71b", kill_on_drop: false }` [INFO] [stdout] 814b93f39260b27db72553878149aa9894f5ff7950939757df22d8a5f0a3f71b