[INFO] updating cached repository https://github.com/duvholt/rust-metaheuristic-framework
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 11c125e2a2840aed9b61b2f40b7bc406ec9970f2
[INFO] checking duvholt/rust-metaheuristic-framework against nightly-2019-10-27 for pr-65897
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fduvholt%2Frust-metaheuristic-framework" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/duvholt/rust-metaheuristic-framework on toolchain nightly-2019-10-27
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/duvholt/rust-metaheuristic-framework
[INFO] finished tweaking git repo https://github.com/duvholt/rust-metaheuristic-framework
[INFO] tweaked toml for git repo https://github.com/duvholt/rust-metaheuristic-framework written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/duvholt/rust-metaheuristic-framework already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+nightly-2019-10-27" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=allow" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2019-10-27" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b436c55348ab1389cd0aa8c4f0c51da21d84e82090072d3c093eff7e960622ce
[INFO] running `"docker" "start" "-a" "b436c55348ab1389cd0aa8c4f0c51da21d84e82090072d3c093eff7e960622ce"`
[INFO] [stderr]     Checking serde v1.0.38
[INFO] [stderr]     Checking assert_approx_eq v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.6
[INFO] [stderr]     Checking num-bigint v0.1.43
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking ordered-float v0.5.0
[INFO] [stderr]    Compiling quote v0.5.1
[INFO] [stderr]    Compiling syn v0.13.1
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking statistical v0.1.1
[INFO] [stderr]    Compiling serde_derive_internals v0.23.1
[INFO] [stderr]    Compiling serde_derive v1.0.38
[INFO] [stderr]     Checking serde_json v1.0.14
[INFO] [stderr]     Checking rustoa v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.17s
[INFO] running `"docker" "inspect" "b436c55348ab1389cd0aa8c4f0c51da21d84e82090072d3c093eff7e960622ce"`
[INFO] running `"docker" "rm" "-f" "b436c55348ab1389cd0aa8c4f0c51da21d84e82090072d3c093eff7e960622ce"`
[INFO] [stdout] b436c55348ab1389cd0aa8c4f0c51da21d84e82090072d3c093eff7e960622ce