[INFO] cloning repository https://github.com/stmtk1/genetic_algorithm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stmtk1/genetic_algorithm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstmtk1%2Fgenetic_algorithm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstmtk1%2Fgenetic_algorithm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2a4582ed254cc5625dbe50fd13210a8893660a32 [INFO] checking stmtk1/genetic_algorithm against master#7b3a7819371cef92a187e9bac8f7810ccde15216 for pr-74846 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstmtk1%2Fgenetic_algorithm" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/stmtk1/genetic_algorithm on toolchain 7b3a7819371cef92a187e9bac8f7810ccde15216 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/stmtk1/genetic_algorithm [INFO] finished tweaking git repo https://github.com/stmtk1/genetic_algorithm [INFO] tweaked toml for git repo https://github.com/stmtk1/genetic_algorithm written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/stmtk1/genetic_algorithm already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d613c38bdeec9afc59a2f9cf259c8ea8b6a84368b85fef2082e09140736de80e [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" "d613c38bdeec9afc59a2f9cf259c8ea8b6a84368b85fef2082e09140736de80e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d613c38bdeec9afc59a2f9cf259c8ea8b6a84368b85fef2082e09140736de80e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d613c38bdeec9afc59a2f9cf259c8ea8b6a84368b85fef2082e09140736de80e", kill_on_drop: false }` [INFO] [stdout] d613c38bdeec9afc59a2f9cf259c8ea8b6a84368b85fef2082e09140736de80e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+7b3a7819371cef92a187e9bac8f7810ccde15216" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 58bb59dd755cf0b00c6abb9fcc6eb14af2990d567764a6de75705eea36190a9f [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" "58bb59dd755cf0b00c6abb9fcc6eb14af2990d567764a6de75705eea36190a9f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling getrandom v0.1.10 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Checking rand_core v0.5.0 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking rand v0.7.0 [INFO] [stderr] Checking genetic_algorithm v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.50s [INFO] running `Command { std: "docker" "inspect" "58bb59dd755cf0b00c6abb9fcc6eb14af2990d567764a6de75705eea36190a9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58bb59dd755cf0b00c6abb9fcc6eb14af2990d567764a6de75705eea36190a9f", kill_on_drop: false }` [INFO] [stdout] 58bb59dd755cf0b00c6abb9fcc6eb14af2990d567764a6de75705eea36190a9f