[INFO] cloning repository https://github.com/FelixHaller/betweenness [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FelixHaller/betweenness" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFelixHaller%2Fbetweenness", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFelixHaller%2Fbetweenness'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e3af4d2a93416392435922cda1d99f42fcb6250a [INFO] checking FelixHaller/betweenness against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFelixHaller%2Fbetweenness" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/FelixHaller/betweenness on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/FelixHaller/betweenness [INFO] finished tweaking git repo https://github.com/FelixHaller/betweenness [INFO] tweaked toml for git repo https://github.com/FelixHaller/betweenness written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/FelixHaller/betweenness already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded strsim v0.7.0 [INFO] [stderr] Downloaded ansi_term v0.10.2 [INFO] [stderr] Downloaded unicode-width v0.1.4 [INFO] [stderr] Downloaded vec_map v0.8.0 [INFO] [stderr] Downloaded libc v0.2.36 [INFO] [stderr] Downloaded redox_syscall v0.1.37 [INFO] [stderr] Downloaded termion v1.5.1 [INFO] [stderr] Downloaded winapi v0.3.4 [INFO] [stderr] Downloaded random_choice v0.3.2 [INFO] [stderr] Downloaded rand v0.3.22 [INFO] [stderr] Downloaded roulette v0.1.0 [INFO] [stderr] Downloaded atty v0.2.6 [INFO] [stderr] Downloaded textwrap v0.9.0 [INFO] [stderr] Downloaded clap v2.29.4 [INFO] [stderr] Downloaded bitflags v1.0.1 [INFO] [stderr] Downloaded rand v0.4.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bf2bfa958b2c9e7dd528a03346f2f0236b4fd84eee0219dae5c8d88cc5aaae03 [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" "bf2bfa958b2c9e7dd528a03346f2f0236b4fd84eee0219dae5c8d88cc5aaae03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bf2bfa958b2c9e7dd528a03346f2f0236b4fd84eee0219dae5c8d88cc5aaae03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf2bfa958b2c9e7dd528a03346f2f0236b4fd84eee0219dae5c8d88cc5aaae03", kill_on_drop: false }` [INFO] [stdout] bf2bfa958b2c9e7dd528a03346f2f0236b4fd84eee0219dae5c8d88cc5aaae03 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1c382221456a53c88f291d5391087043ab75ec65945fe21219032e1965cdec2c [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" "1c382221456a53c88f291d5391087043ab75ec65945fe21219032e1965cdec2c", kill_on_drop: false }` [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking ansi_term v0.10.2 [INFO] [stderr] Checking atty v0.2.6 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking roulette v0.1.0 [INFO] [stderr] Checking random_choice v0.3.2 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking clap v2.29.4 [INFO] [stderr] Checking betweenness v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:301:40 [INFO] [stdout] | [INFO] [stdout] 301 | ... why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:301:40 [INFO] [stdout] | [INFO] [stdout] 301 | ... why.description()), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `stoch_univ_samp` [INFO] [stdout] --> src/main.rs:566:4 [INFO] [stdout] | [INFO] [stdout] 566 | fn stoch_univ_samp(parent_population: &Vec, to_select: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `stoch_univ_samp` [INFO] [stdout] --> src/main.rs:566:4 [INFO] [stdout] | [INFO] [stdout] 566 | fn stoch_univ_samp(parent_population: &Vec, to_select: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.37s [INFO] running `Command { std: "docker" "inspect" "1c382221456a53c88f291d5391087043ab75ec65945fe21219032e1965cdec2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c382221456a53c88f291d5391087043ab75ec65945fe21219032e1965cdec2c", kill_on_drop: false }` [INFO] [stdout] 1c382221456a53c88f291d5391087043ab75ec65945fe21219032e1965cdec2c