[INFO] cloning repository https://github.com/clouddra/connected_component [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/clouddra/connected_component" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclouddra%2Fconnected_component", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclouddra%2Fconnected_component'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3bd17f018e1296fe9c058b091a874ffb4f6af6ba [INFO] testing clouddra/connected_component against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclouddra%2Fconnected_component" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/clouddra/connected_component on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/clouddra/connected_component [INFO] finished tweaking git repo https://github.com/clouddra/connected_component [INFO] tweaked toml for git repo https://github.com/clouddra/connected_component written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/clouddra/connected_component already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 61610c5ce082f4f1c4d26c64674689aeb366d1c5b5c9f093dad5c78c2450ef3e [INFO] running `Command { std: "docker" "start" "-a" "61610c5ce082f4f1c4d26c64674689aeb366d1c5b5c9f093dad5c78c2450ef3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "61610c5ce082f4f1c4d26c64674689aeb366d1c5b5c9f093dad5c78c2450ef3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61610c5ce082f4f1c4d26c64674689aeb366d1c5b5c9f093dad5c78c2450ef3e", kill_on_drop: false }` [INFO] [stdout] 61610c5ce082f4f1c4d26c64674689aeb366d1c5b5c9f093dad5c78c2450ef3e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 570e7ea2f335718de962135ede6d731a287ec726961e1a6c799d48e83eeb16ff [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "570e7ea2f335718de962135ede6d731a287ec726961e1a6c799d48e83eeb16ff", kill_on_drop: false }` [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Compiling ndarray v0.12.1 [INFO] [stderr] Compiling itertools v0.7.11 [INFO] [stderr] Compiling connected_component v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `core::str::::trim_right`: superseded by `trim_end` [INFO] [stdout] --> src/main.rs:24:61 [INFO] [stdout] | [INFO] [stdout] 24 | io::stdin().read_line(&mut input).and_then(|_| Ok(input.trim_right().to_string())) [INFO] [stdout] | ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.92s [INFO] running `Command { std: "docker" "inspect" "570e7ea2f335718de962135ede6d731a287ec726961e1a6c799d48e83eeb16ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "570e7ea2f335718de962135ede6d731a287ec726961e1a6c799d48e83eeb16ff", kill_on_drop: false }` [INFO] [stdout] 570e7ea2f335718de962135ede6d731a287ec726961e1a6c799d48e83eeb16ff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 55ef7f0cd8c9f0903cb7c77fa1664d6b9b63b396e5cd5973f9849059bbc6723f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "55ef7f0cd8c9f0903cb7c77fa1664d6b9b63b396e5cd5973f9849059bbc6723f", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling connected_component v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `core::str::::trim_right`: superseded by `trim_end` [INFO] [stdout] --> src/main.rs:24:61 [INFO] [stdout] | [INFO] [stdout] 24 | io::stdin().read_line(&mut input).and_then(|_| Ok(input.trim_right().to_string())) [INFO] [stdout] | ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1m 00s [INFO] running `Command { std: "docker" "inspect" "55ef7f0cd8c9f0903cb7c77fa1664d6b9b63b396e5cd5973f9849059bbc6723f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55ef7f0cd8c9f0903cb7c77fa1664d6b9b63b396e5cd5973f9849059bbc6723f", kill_on_drop: false }` [INFO] [stdout] 55ef7f0cd8c9f0903cb7c77fa1664d6b9b63b396e5cd5973f9849059bbc6723f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 417e2f4a6390296c91a408d6cce7354f2e8a80d9cfd1b5deafa84efa4d2626c5 [INFO] running `Command { std: "docker" "start" "-a" "417e2f4a6390296c91a408d6cce7354f2e8a80d9cfd1b5deafa84efa4d2626c5", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated associated function `core::str::::trim_right`: superseded by `trim_end` [INFO] [stderr] --> src/main.rs:24:61 [INFO] [stderr] | [INFO] [stderr] 24 | io::stdin().read_line(&mut input).and_then(|_| Ok(input.trim_right().to_string())) [INFO] [stderr] | ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `connected_component` (bin "connected_component" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/connected_component-3841097c0cd0535d) [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" "417e2f4a6390296c91a408d6cce7354f2e8a80d9cfd1b5deafa84efa4d2626c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "417e2f4a6390296c91a408d6cce7354f2e8a80d9cfd1b5deafa84efa4d2626c5", kill_on_drop: false }` [INFO] [stdout] 417e2f4a6390296c91a408d6cce7354f2e8a80d9cfd1b5deafa84efa4d2626c5