[INFO] cloning repository https://github.com/reuschj/HighestNumberPairingsRustVersion [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/reuschj/HighestNumberPairingsRustVersion" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freuschj%2FHighestNumberPairingsRustVersion", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freuschj%2FHighestNumberPairingsRustVersion'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dc6a3deb2de7fd3367fcdfa05bd1c48e3e2d120b [INFO] testing reuschj/HighestNumberPairingsRustVersion against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freuschj%2FHighestNumberPairingsRustVersion" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/reuschj/HighestNumberPairingsRustVersion on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/reuschj/HighestNumberPairingsRustVersion [INFO] finished tweaking git repo https://github.com/reuschj/HighestNumberPairingsRustVersion [INFO] tweaked toml for git repo https://github.com/reuschj/HighestNumberPairingsRustVersion written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/reuschj/HighestNumberPairingsRustVersion already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] f07b2b0a6205ea37c4f69e23119b7f0058e484e0d84a23cee4a06d6aa790e869 [INFO] running `Command { std: "docker" "start" "-a" "f07b2b0a6205ea37c4f69e23119b7f0058e484e0d84a23cee4a06d6aa790e869", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f07b2b0a6205ea37c4f69e23119b7f0058e484e0d84a23cee4a06d6aa790e869", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f07b2b0a6205ea37c4f69e23119b7f0058e484e0d84a23cee4a06d6aa790e869", kill_on_drop: false }` [INFO] [stdout] f07b2b0a6205ea37c4f69e23119b7f0058e484e0d84a23cee4a06d6aa790e869 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b1d3e355398c9578603538159cffdf208966e17ae8beb1b4bcceb5b97e8a5c38 [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" "b1d3e355398c9578603538159cffdf208966e17ae8beb1b4bcceb5b97e8a5c38", kill_on_drop: false }` [INFO] [stderr] Compiling highest_number_pairings v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.03s [INFO] running `Command { std: "docker" "inspect" "b1d3e355398c9578603538159cffdf208966e17ae8beb1b4bcceb5b97e8a5c38", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b1d3e355398c9578603538159cffdf208966e17ae8beb1b4bcceb5b97e8a5c38", kill_on_drop: false }` [INFO] [stdout] b1d3e355398c9578603538159cffdf208966e17ae8beb1b4bcceb5b97e8a5c38 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", 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] 6e23cdbf9fbd5640618899dac40f155a4d8a4d7fbdc013e92c07ba648703f4a0 [INFO] running `Command { std: "docker" "start" "-a" "6e23cdbf9fbd5640618899dac40f155a4d8a4d7fbdc013e92c07ba648703f4a0", kill_on_drop: false }` [INFO] [stderr] Compiling highest_number_pairings v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.64s [INFO] running `Command { std: "docker" "inspect" "6e23cdbf9fbd5640618899dac40f155a4d8a4d7fbdc013e92c07ba648703f4a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e23cdbf9fbd5640618899dac40f155a4d8a4d7fbdc013e92c07ba648703f4a0", kill_on_drop: false }` [INFO] [stdout] 6e23cdbf9fbd5640618899dac40f155a4d8a4d7fbdc013e92c07ba648703f4a0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 42abe040e61225c9d17991057ad4a8580ca497a1f1a835302de6272f91c4a635 [INFO] running `Command { std: "docker" "start" "-a" "42abe040e61225c9d17991057ad4a8580ca497a1f1a835302de6272f91c4a635", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/highest_number_pairings-e7a03f959f4ec87f [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "42abe040e61225c9d17991057ad4a8580ca497a1f1a835302de6272f91c4a635", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "42abe040e61225c9d17991057ad4a8580ca497a1f1a835302de6272f91c4a635", kill_on_drop: false }` [INFO] [stdout] 42abe040e61225c9d17991057ad4a8580ca497a1f1a835302de6272f91c4a635