[INFO] fetching crate line_drawing 1.0.0...
[INFO] testing line_drawing-1.0.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate line_drawing 1.0.0 into /workspace/builds/worker-88/source
[INFO] validating manifest of crates.io crate line_drawing 1.0.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate line_drawing 1.0.0
[INFO] finished tweaking crates.io crate line_drawing 1.0.0
[INFO] tweaked toml for crates.io crate line_drawing 1.0.0 written to /workspace/builds/worker-88/source/Cargo.toml
[INFO] crate crates.io crate line_drawing 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06ce70d97dbc786ee4d944819aa52b8beb1b48d4ba940c7bcfa8715cd33d9ec4
[INFO] running `Command { std: "docker" "start" "-a" "06ce70d97dbc786ee4d944819aa52b8beb1b48d4ba940c7bcfa8715cd33d9ec4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06ce70d97dbc786ee4d944819aa52b8beb1b48d4ba940c7bcfa8715cd33d9ec4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06ce70d97dbc786ee4d944819aa52b8beb1b48d4ba940c7bcfa8715cd33d9ec4", kill_on_drop: false }`
[INFO] [stdout] 06ce70d97dbc786ee4d944819aa52b8beb1b48d4ba940c7bcfa8715cd33d9ec4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 459b7bcd83b9e1dbe35652aec7b97355eb3b13f5dc3722c9badfca0117b75f6f
[INFO] running `Command { std: "docker" "start" "-a" "459b7bcd83b9e1dbe35652aec7b97355eb3b13f5dc3722c9badfca0117b75f6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling line_drawing v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.77s
[INFO] running `Command { std: "docker" "inspect" "459b7bcd83b9e1dbe35652aec7b97355eb3b13f5dc3722c9badfca0117b75f6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "459b7bcd83b9e1dbe35652aec7b97355eb3b13f5dc3722c9badfca0117b75f6f", kill_on_drop: false }`
[INFO] [stdout] 459b7bcd83b9e1dbe35652aec7b97355eb3b13f5dc3722c9badfca0117b75f6f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf440bd64ef3cfe44cd95b650d602a98bc39c7650e395a0c3348abe61413773f
[INFO] running `Command { std: "docker" "start" "-a" "cf440bd64ef3cfe44cd95b650d602a98bc39c7650e395a0c3348abe61413773f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling bytemuck v1.7.2
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling bresenham v0.1.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling miniz_oxide v0.3.7
[INFO] [stderr]    Compiling deflate v0.8.6
[INFO] [stderr]    Compiling png v0.16.8
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling line_drawing v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 19.52s
[INFO] running `Command { std: "docker" "inspect" "cf440bd64ef3cfe44cd95b650d602a98bc39c7650e395a0c3348abe61413773f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf440bd64ef3cfe44cd95b650d602a98bc39c7650e395a0c3348abe61413773f", kill_on_drop: false }`
[INFO] [stdout] cf440bd64ef3cfe44cd95b650d602a98bc39c7650e395a0c3348abe61413773f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c2c9309e09480cb5303d7ce1a38baf96ac54b3285860ff254228f893ee8acdb3
[INFO] running `Command { std: "docker" "start" "-a" "c2c9309e09480cb5303d7ce1a38baf96ac54b3285860ff254228f893ee8acdb3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/line_drawing-8e196ae9f4e53ea1)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test bresenham::test ... ok
[INFO] [stdout] test bresenham_3d::tests ... ok
[INFO] [stdout] test grid_walking::supercover_tests ... ok
[INFO] [stdout] test midpoint::tests ... ok
[INFO] [stdout] test grid_walking::walk_grid_tests ... ok
[INFO] [stdout] test steps::steps ... ok
[INFO] [stdout] test walk_voxels::tests ... ok
[INFO] [stdout] test xiaolin_wu::tests ... ok
[INFO] [stdout] test fuzzing::bresenham_3d_not_symmetrical - should panic ... ok
[INFO] [stdout] test fuzzing::bresenham_not_symmetrical - should panic ... ok
[INFO] [stdout] test fuzzing::walk_voxels_symmetrical - should panic ... ok
[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; finished in 1.92s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests line_drawing
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/grid_walking.rs - grid_walking::Supercover (line 94) ... ok
[INFO] [stdout] test src/midpoint.rs - midpoint::Midpoint (line 11) ... ok
[INFO] [stdout] test src/grid_walking.rs - grid_walking::WalkGrid (line 13) ... ok
[INFO] [stdout] test src/walk_voxels.rs - walk_voxels::WalkVoxels (line 57) ... ok
[INFO] [stdout] test src/bresenham_3d.rs - bresenham_3d::Bresenham3d (line 11) ... ok
[INFO] [stdout] test src/bresenham.rs - bresenham::Bresenham (line 11) ... ok
[INFO] [stdout] test src/steps.rs - steps::Steps (line 10) ... ok
[INFO] [stdout] test src/bresenham_circle.rs - bresenham_circle::BresenhamCircle (line 10) ... ok
[INFO] [stdout] test src/walk_voxels.rs - walk_voxels::VoxelOrigin (line 20) ... ok
[INFO] [stdout] test src/xiaolin_wu.rs - xiaolin_wu::XiaolinWu (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.53s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c2c9309e09480cb5303d7ce1a38baf96ac54b3285860ff254228f893ee8acdb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2c9309e09480cb5303d7ce1a38baf96ac54b3285860ff254228f893ee8acdb3", kill_on_drop: false }`
[INFO] [stdout] c2c9309e09480cb5303d7ce1a38baf96ac54b3285860ff254228f893ee8acdb3