[INFO] fetching crate line_drawing 0.8.0...
[INFO] testing line_drawing-0.8.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate line_drawing 0.8.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate line_drawing 0.8.0 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 crates.io crate line_drawing 0.8.0
[INFO] finished tweaking crates.io crate line_drawing 0.8.0
[INFO] tweaked toml for crates.io crate line_drawing 0.8.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c1be30106d7c638bc4d6ace0ce476ac2feac8ec2fcf9bbd53c51c7381968172
[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" "7c1be30106d7c638bc4d6ace0ce476ac2feac8ec2fcf9bbd53c51c7381968172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c1be30106d7c638bc4d6ace0ce476ac2feac8ec2fcf9bbd53c51c7381968172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c1be30106d7c638bc4d6ace0ce476ac2feac8ec2fcf9bbd53c51c7381968172", kill_on_drop: false }`
[INFO] [stdout] 7c1be30106d7c638bc4d6ace0ce476ac2feac8ec2fcf9bbd53c51c7381968172
[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=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0d18990abc2473f7b1be80004a25a5cd6eef9e7506d295b1868a1cb6ce68d9f9
[INFO] running `Command { std: "docker" "start" "-a" "0d18990abc2473f7b1be80004a25a5cd6eef9e7506d295b1868a1cb6ce68d9f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling line_drawing v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.22s
[INFO] running `Command { std: "docker" "inspect" "0d18990abc2473f7b1be80004a25a5cd6eef9e7506d295b1868a1cb6ce68d9f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d18990abc2473f7b1be80004a25a5cd6eef9e7506d295b1868a1cb6ce68d9f9", kill_on_drop: false }`
[INFO] [stdout] 0d18990abc2473f7b1be80004a25a5cd6eef9e7506d295b1868a1cb6ce68d9f9
[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=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 28a42b9852ee193c83cb4cffa87a2430ccfab36c13fd9432da9e0a4afa0db86e
[INFO] running `Command { std: "docker" "start" "-a" "28a42b9852ee193c83cb4cffa87a2430ccfab36c13fd9432da9e0a4afa0db86e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling adler32 v1.1.0
[INFO] [stderr]    Compiling bresenham v0.1.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling gif v0.9.2
[INFO] [stderr]    Compiling inflate v0.3.4
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.20
[INFO] [stderr]    Compiling image v0.17.0
[INFO] [stderr]    Compiling line_drawing v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 30.07s
[INFO] running `Command { std: "docker" "inspect" "28a42b9852ee193c83cb4cffa87a2430ccfab36c13fd9432da9e0a4afa0db86e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28a42b9852ee193c83cb4cffa87a2430ccfab36c13fd9432da9e0a4afa0db86e", kill_on_drop: false }`
[INFO] [stdout] 28a42b9852ee193c83cb4cffa87a2430ccfab36c13fd9432da9e0a4afa0db86e
[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=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] 0347edcb730ec76ffb51246caffffd9822d1d52f6d1e3b7c99339a04ce91daa6
[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" "0347edcb730ec76ffb51246caffffd9822d1d52f6d1e3b7c99339a04ce91daa6", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stdout] running 12 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/line_drawing-58058315a8a1c7da
[INFO] [stdout] test grid_walking::walk_grid_tests ... ok
[INFO] [stdout] test grid_walking::supercover_tests ... ok
[INFO] [stdout] test midpoint::tests ... ok
[INFO] [stdout] test walk_voxels::tests ... ok
[INFO] [stdout] test steps::steps ... ok
[INFO] [stdout] test bresenham_3d::tests ... ok
[INFO] [stdout] test xiaolin_wu::tests ... ok
[INFO] [stdout] test bresenham::test ... ok
[INFO] [stdout] test fuzzing::bresenham_3d_not_symmetrical ... ok
[INFO] [stdout] test fuzzing::walk_voxels_symmetrical ... ok
[INFO] [stdout] test fuzzing::bresenham_not_symmetrical ... ok
[INFO] [stderr]    Doc-tests line_drawing
[INFO] [stdout] test fuzzing::supercover_symmetrical ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/midpoint.rs - midpoint::Midpoint (line 11) ... ok
[INFO] [stdout] test src/bresenham_circle.rs - bresenham_circle::BresenhamCircle (line 10) ... ok
[INFO] [stdout] test src/xiaolin_wu.rs - xiaolin_wu::XiaolinWu (line 14) ... ok
[INFO] [stdout] test src/bresenham_3d.rs - bresenham_3d::Bresenham3d (line 11) ... ok
[INFO] [stdout] test src/steps.rs - steps::Steps (line 10) ... ok
[INFO] [stdout] test src/grid_walking.rs - grid_walking::Supercover (line 94) ... ok
[INFO] [stdout] test src/walk_voxels.rs - walk_voxels::WalkVoxels (line 57) ... ok
[INFO] [stdout] test src/walk_voxels.rs - walk_voxels::VoxelOrigin (line 20) ... ok
[INFO] [stdout] test src/grid_walking.rs - grid_walking::WalkGrid (line 13) ... ok
[INFO] [stdout] test src/bresenham.rs - bresenham::Bresenham (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0347edcb730ec76ffb51246caffffd9822d1d52f6d1e3b7c99339a04ce91daa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0347edcb730ec76ffb51246caffffd9822d1d52f6d1e3b7c99339a04ce91daa6", kill_on_drop: false }`
[INFO] [stdout] 0347edcb730ec76ffb51246caffffd9822d1d52f6d1e3b7c99339a04ce91daa6