[INFO] cloning repository https://github.com/kanishkd4/Rust-algorithms [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kanishkd4/Rust-algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkanishkd4%2FRust-algorithms", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkanishkd4%2FRust-algorithms'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 834519e490b4250742fab95e6145b6ccb9a3b5fa [INFO] testing kanishkd4/Rust-algorithms against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkanishkd4%2FRust-algorithms" "/workspace/builds/worker-54/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-54/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kanishkd4/Rust-algorithms on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kanishkd4/Rust-algorithms [INFO] finished tweaking git repo https://github.com/kanishkd4/Rust-algorithms [INFO] tweaked toml for git repo https://github.com/kanishkd4/Rust-algorithms written to /workspace/builds/worker-54/source/Cargo.toml [INFO] crate git repo https://github.com/kanishkd4/Rust-algorithms already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 116004ec609b1333d47ce635d11919dfe7cf7669b99d8d45003865f9e948a807 [INFO] running `Command { std: "docker" "start" "-a" "116004ec609b1333d47ce635d11919dfe7cf7669b99d8d45003865f9e948a807", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "116004ec609b1333d47ce635d11919dfe7cf7669b99d8d45003865f9e948a807", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "116004ec609b1333d47ce635d11919dfe7cf7669b99d8d45003865f9e948a807", kill_on_drop: false }` [INFO] [stdout] 116004ec609b1333d47ce635d11919dfe7cf7669b99d8d45003865f9e948a807 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] df6c8ef7da4386533359b359f5b96f69daa779169ab771a66bd90704b3188c96 [INFO] running `Command { std: "docker" "start" "-a" "df6c8ef7da4386533359b359f5b96f69daa779169ab771a66bd90704b3188c96", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling rust_algorithms v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::vec::Vec` [INFO] [stdout] --> src/bin/test.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `regex::Regex` [INFO] [stdout] --> src/bin/random.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use regex::Regex; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 23.63s [INFO] running `Command { std: "docker" "inspect" "df6c8ef7da4386533359b359f5b96f69daa779169ab771a66bd90704b3188c96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df6c8ef7da4386533359b359f5b96f69daa779169ab771a66bd90704b3188c96", kill_on_drop: false }` [INFO] [stdout] df6c8ef7da4386533359b359f5b96f69daa779169ab771a66bd90704b3188c96 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c0607a8c3b039ccf5a3a6694039dc8ee3e23226329275e209d3066299c62bc5e [INFO] running `Command { std: "docker" "start" "-a" "c0607a8c3b039ccf5a3a6694039dc8ee3e23226329275e209d3066299c62bc5e", kill_on_drop: false }` [INFO] [stderr] Compiling rust_algorithms v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::vec::Vec` [INFO] [stdout] --> src/bin/test.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `regex::Regex` [INFO] [stdout] --> src/bin/random.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use regex::Regex; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.85s [INFO] running `Command { std: "docker" "inspect" "c0607a8c3b039ccf5a3a6694039dc8ee3e23226329275e209d3066299c62bc5e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0607a8c3b039ccf5a3a6694039dc8ee3e23226329275e209d3066299c62bc5e", kill_on_drop: false }` [INFO] [stdout] c0607a8c3b039ccf5a3a6694039dc8ee3e23226329275e209d3066299c62bc5e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 965e9f25e4ff2d6b44f6fe0b71ba449e3e80ae811b604e9537c5cef52f9d2dec [INFO] running `Command { std: "docker" "start" "-a" "965e9f25e4ff2d6b44f6fe0b71ba449e3e80ae811b604e9537c5cef52f9d2dec", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `std::vec::Vec` [INFO] [stderr] --> src/bin/test.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::vec::Vec; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `regex::Regex` [INFO] [stderr] --> src/bin/random.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use regex::Regex; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `rust_algorithms` (bin "test" test) generated 1 warning [INFO] [stderr] warning: `rust_algorithms` (bin "random" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.98s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/algorithms-fafe2e4dfccf63bd) [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/prime-6c1c28392ca7984a) [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/random-c2057513ae4d38f5) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/test-132efb7638793115) [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] [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] [stderr] Doc-tests algorithms [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" "965e9f25e4ff2d6b44f6fe0b71ba449e3e80ae811b604e9537c5cef52f9d2dec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "965e9f25e4ff2d6b44f6fe0b71ba449e3e80ae811b604e9537c5cef52f9d2dec", kill_on_drop: false }` [INFO] [stdout] 965e9f25e4ff2d6b44f6fe0b71ba449e3e80ae811b604e9537c5cef52f9d2dec