[INFO] cloning repository https://github.com/divad1196/brute_forcing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/divad1196/brute_forcing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdivad1196%2Fbrute_forcing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdivad1196%2Fbrute_forcing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f70c4a2328f0e861c70e34c4ab07738c66457e43
[INFO] building divad1196/brute_forcing against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdivad1196%2Fbrute_forcing" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/divad1196/brute_forcing on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/divad1196/brute_forcing
[INFO] finished tweaking git repo https://github.com/divad1196/brute_forcing
[INFO] tweaked toml for git repo https://github.com/divad1196/brute_forcing written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/divad1196/brute_forcing 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b554194a88c3ef2ac595bde8223c58292c2b038e03033564d4d00770456deb8d
[INFO] running `Command { std: "docker" "start" "-a" "b554194a88c3ef2ac595bde8223c58292c2b038e03033564d4d00770456deb8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b554194a88c3ef2ac595bde8223c58292c2b038e03033564d4d00770456deb8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b554194a88c3ef2ac595bde8223c58292c2b038e03033564d4d00770456deb8d", kill_on_drop: false }`
[INFO] [stdout] b554194a88c3ef2ac595bde8223c58292c2b038e03033564d4d00770456deb8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94c5aabae4dfe3006a7df183981c1e29ec8cec97d804ae247a1bf50f10469d47
[INFO] running `Command { std: "docker" "start" "-a" "94c5aabae4dfe3006a7df183981c1e29ec8cec97d804ae247a1bf50f10469d47", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]    Compiling brute_forcing v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:144:27
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub struct BruteForcePool(Vec<BruteForceChunk>);
[INFO] [stdout]     |            -------------- ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "94c5aabae4dfe3006a7df183981c1e29ec8cec97d804ae247a1bf50f10469d47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94c5aabae4dfe3006a7df183981c1e29ec8cec97d804ae247a1bf50f10469d47", kill_on_drop: false }`
[INFO] [stdout] 94c5aabae4dfe3006a7df183981c1e29ec8cec97d804ae247a1bf50f10469d47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89b072114b68765ae87944da7b12f37c2cd8d87e8c9d1a26d4a36f1d8d933915
[INFO] running `Command { std: "docker" "start" "-a" "89b072114b68765ae87944da7b12f37c2cd8d87e8c9d1a26d4a36f1d8d933915", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:144:27
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub struct BruteForcePool(Vec<BruteForceChunk>);
[INFO] [stdout]     |            -------------- ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pretty_assertions v1.3.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.11
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling num_cpus v1.14.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling brute_forcing v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:144:27
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub struct BruteForcePool(Vec<BruteForceChunk>);
[INFO] [stdout]     |            -------------- ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |            |
[INFO] [stdout]     |            field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `str_cmp` is never used
[INFO] [stdout]  --> tests/main.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn str_cmp(s1: &String, s2: &String) -> Ordering {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_parallel` is never used
[INFO] [stdout]   --> tests/main.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn test_parallel() -> Result<Vec<String>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.36s
[INFO] running `Command { std: "docker" "inspect" "89b072114b68765ae87944da7b12f37c2cd8d87e8c9d1a26d4a36f1d8d933915", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89b072114b68765ae87944da7b12f37c2cd8d87e8c9d1a26d4a36f1d8d933915", kill_on_drop: false }`
[INFO] [stdout] 89b072114b68765ae87944da7b12f37c2cd8d87e8c9d1a26d4a36f1d8d933915