[INFO] cloning repository https://github.com/rugg2/rust-classifier-example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rugg2/rust-classifier-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frugg2%2Frust-classifier-example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frugg2%2Frust-classifier-example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e3aaaf79212d7706db4dc1065552f282c3dd8b65 [INFO] testing rugg2/rust-classifier-example against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frugg2%2Frust-classifier-example" "/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/rugg2/rust-classifier-example on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/rugg2/rust-classifier-example [INFO] finished tweaking git repo https://github.com/rugg2/rust-classifier-example [INFO] tweaked toml for git repo https://github.com/rugg2/rust-classifier-example written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/rugg2/rust-classifier-example already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded svg v0.7.2 [INFO] [stderr] Downloaded slog-async v2.6.0 [INFO] [stderr] Downloaded plotlib v0.5.1 [INFO] [stderr] Downloaded linfa v0.3.1 [INFO] [stderr] Downloaded ndarray-csv v0.4.1 [INFO] [stderr] Downloaded openblas-src v0.9.0 [INFO] [stderr] Downloaded linfa-logistic v0.3.1 [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" "+1.55.0" "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] a628c82829b3065af214a8db4b859b830477c0e495cf307323b06ef88e24d9d8 [INFO] running `Command { std: "docker" "start" "-a" "a628c82829b3065af214a8db4b859b830477c0e495cf307323b06ef88e24d9d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a628c82829b3065af214a8db4b859b830477c0e495cf307323b06ef88e24d9d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a628c82829b3065af214a8db4b859b830477c0e495cf307323b06ef88e24d9d8", kill_on_drop: false }` [INFO] [stdout] a628c82829b3065af214a8db4b859b830477c0e495cf307323b06ef88e24d9d8 [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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a3e70f4e0b9e58699053cdfaf69e4792fb6bbdf3fdefbec7991368935fa9a2de [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" "a3e70f4e0b9e58699053cdfaf69e4792fb6bbdf3fdefbec7991368935fa9a2de", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling ndarray v0.13.1 [INFO] [stderr] Compiling blas-src v0.2.1 [INFO] [stderr] Compiling slog v2.7.0 [INFO] [stderr] Compiling blas-src v0.6.1 [INFO] [stderr] Compiling openblas-src v0.9.0 [INFO] [stderr] Compiling lapack-src v0.6.0 [INFO] [stderr] Compiling svg v0.7.2 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling backtrace v0.3.60 [INFO] [stderr] Compiling thread_local v1.1.3 [INFO] [stderr] Compiling rand v0.5.6 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling cblas-sys v0.1.4 [INFO] [stderr] Compiling dirs-sys-next v0.1.2 [INFO] [stderr] Compiling lapacke-sys v0.1.4 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling object v0.25.3 [INFO] [stderr] Compiling paste-impl v0.1.18 [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling dirs-next v2.0.0 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling term v0.7.0 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling slog-async v2.6.0 [INFO] [stderr] Compiling chrono v0.4.19 [INFO] [stderr] Compiling paste v0.1.18 [INFO] [stderr] Compiling rand_distr v0.2.2 [INFO] [stderr] Compiling slog-term v2.8.0 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling thiserror-impl v1.0.26 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling plotlib v0.5.1 [INFO] [stderr] Compiling thiserror v1.0.26 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling rand_xorshift v0.2.0 [INFO] [stderr] Compiling bstr v0.2.16 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling cauchy v0.2.2 [INFO] [stderr] Compiling lapacke v0.2.0 [INFO] [stderr] Compiling num v0.2.1 [INFO] [stderr] Compiling slog-json v2.3.0 [INFO] [stderr] Compiling ndarray-linalg v0.12.1 [INFO] [stderr] Compiling ndarray-rand v0.11.0 [INFO] [stderr] Compiling ndarray-csv v0.4.1 [INFO] [stderr] Compiling argmin v0.3.1 [INFO] [stderr] Compiling linfa v0.3.1 [INFO] [stderr] Compiling linfa-logistic v0.3.1 [INFO] [stderr] Compiling logistic_regression_linfa v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 46.92s [INFO] running `Command { std: "docker" "inspect" "a3e70f4e0b9e58699053cdfaf69e4792fb6bbdf3fdefbec7991368935fa9a2de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3e70f4e0b9e58699053cdfaf69e4792fb6bbdf3fdefbec7991368935fa9a2de", kill_on_drop: false }` [INFO] [stdout] a3e70f4e0b9e58699053cdfaf69e4792fb6bbdf3fdefbec7991368935fa9a2de [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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 28f669d40c35e85964574012c6c3d6a5db588fd18b54cb66b937d2172b4feb2b [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" "28f669d40c35e85964574012c6c3d6a5db588fd18b54cb66b937d2172b4feb2b", kill_on_drop: false }` [INFO] [stderr] Compiling logistic_regression_linfa v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.12s [INFO] running `Command { std: "docker" "inspect" "28f669d40c35e85964574012c6c3d6a5db588fd18b54cb66b937d2172b4feb2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28f669d40c35e85964574012c6c3d6a5db588fd18b54cb66b937d2172b4feb2b", kill_on_drop: false }` [INFO] [stdout] 28f669d40c35e85964574012c6c3d6a5db588fd18b54cb66b937d2172b4feb2b [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" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0006b3d34eedbb56a0e4a1dcba725dcb3e839314a82d109e3be21052110f2aa5 [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" "0006b3d34eedbb56a0e4a1dcba725dcb3e839314a82d109e3be21052110f2aa5", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/logistic_regression_linfa-9d5bac0d2c87a12d) [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" "0006b3d34eedbb56a0e4a1dcba725dcb3e839314a82d109e3be21052110f2aa5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0006b3d34eedbb56a0e4a1dcba725dcb3e839314a82d109e3be21052110f2aa5", kill_on_drop: false }` [INFO] [stdout] 0006b3d34eedbb56a0e4a1dcba725dcb3e839314a82d109e3be21052110f2aa5