[INFO] updating cached repository https://github.com/Andrew-Schwartz/slope_field
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a64fd6f78ba4f692846746bb4e6da44e695ea03
[INFO] testing Andrew-Schwartz/slope_field against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAndrew-Schwartz%2Fslope_field" "/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/Andrew-Schwartz/slope_field on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Andrew-Schwartz/slope_field
[INFO] finished tweaking git repo https://github.com/Andrew-Schwartz/slope_field
[INFO] tweaked toml for git repo https://github.com/Andrew-Schwartz/slope_field written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Andrew-Schwartz/slope_field already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3f3c290e0cc700b4cd55cdf5b370cbaa58cd0a8f3d62b0d994b1ba734459a22
[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" "b3f3c290e0cc700b4cd55cdf5b370cbaa58cd0a8f3d62b0d994b1ba734459a22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3f3c290e0cc700b4cd55cdf5b370cbaa58cd0a8f3d62b0d994b1ba734459a22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3f3c290e0cc700b4cd55cdf5b370cbaa58cd0a8f3d62b0d994b1ba734459a22", kill_on_drop: false }`
[INFO] [stdout] b3f3c290e0cc700b4cd55cdf5b370cbaa58cd0a8f3d62b0d994b1ba734459a22
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b8f62afb1a982fcc2f38142f11ed538f251ac683b27c9cad9c52d25128f63b7
[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" "7b8f62afb1a982fcc2f38142f11ed538f251ac683b27c9cad9c52d25128f63b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling fasteval v0.2.4
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.6
[INFO] [stderr]    Compiling serde_json v1.0.45
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling backtrace v0.3.43
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling alga v0.9.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling rusttype v0.8.2
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling glyph_brush_layout v0.1.8
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling glyph_brush v0.6.1
[INFO] [stderr]    Compiling smithay-client-toolkit v0.4.6
[INFO] [stderr]    Compiling nalgebra v0.18.1
[INFO] [stderr]    Compiling glyph_brush v0.5.4
[INFO] [stderr]    Compiling winit v0.19.5
[INFO] [stderr]    Compiling glutin v0.20.1
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling gfx_window_glutin v0.30.0
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling ggez v0.5.1
[INFO] [stderr]    Compiling rodio v0.9.0
[INFO] [stderr]    Compiling slope_field v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 01s
[INFO] running `Command { std: "docker" "inspect" "7b8f62afb1a982fcc2f38142f11ed538f251ac683b27c9cad9c52d25128f63b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b8f62afb1a982fcc2f38142f11ed538f251ac683b27c9cad9c52d25128f63b7", kill_on_drop: false }`
[INFO] [stdout] 7b8f62afb1a982fcc2f38142f11ed538f251ac683b27c9cad9c52d25128f63b7
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c293e9aa7fec1d7b225c4ff8780077d463b1a11d952b056c964ca59c7961803e
[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" "c293e9aa7fec1d7b225c4ff8780077d463b1a11d952b056c964ca59c7961803e", kill_on_drop: false }`
[INFO] [stderr]    Compiling slope_field v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.13s
[INFO] running `Command { std: "docker" "inspect" "c293e9aa7fec1d7b225c4ff8780077d463b1a11d952b056c964ca59c7961803e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c293e9aa7fec1d7b225c4ff8780077d463b1a11d952b056c964ca59c7961803e", kill_on_drop: false }`
[INFO] [stdout] c293e9aa7fec1d7b225c4ff8780077d463b1a11d952b056c964ca59c7961803e
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b3c4224877c2f424195027f71bc4645c033401ab0f7a5638a4a6cdc9d0afcd9d
[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" "b3c4224877c2f424195027f71bc4645c033401ab0f7a5638a4a6cdc9d0afcd9d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/slope_field-18ec39bc4d7512d8
[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" "b3c4224877c2f424195027f71bc4645c033401ab0f7a5638a4a6cdc9d0afcd9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3c4224877c2f424195027f71bc4645c033401ab0f7a5638a4a6cdc9d0afcd9d", kill_on_drop: false }`
[INFO] [stdout] b3c4224877c2f424195027f71bc4645c033401ab0f7a5638a4a6cdc9d0afcd9d