[INFO] updating cached repository https://github.com/planet0104/edge_detection
[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] 308648b1b6a46ec725779e0a4ee15e608d970ac8
[INFO] testing planet0104/edge_detection against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fplanet0104%2Fedge_detection" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/planet0104/edge_detection on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/planet0104/edge_detection
[INFO] finished tweaking git repo https://github.com/planet0104/edge_detection
[INFO] tweaked toml for git repo https://github.com/planet0104/edge_detection written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/planet0104/edge_detection already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6853317dbf99c73affa55b34252428a1f58ed582907a5e5fb0fbb5d8ae1bd9a8
[INFO] running `"docker" "start" "-a" "6853317dbf99c73affa55b34252428a1f58ed582907a5e5fb0fbb5d8ae1bd9a8"`
[INFO] [stderr]    Compiling rgb v0.8.7
[INFO] [stderr]    Compiling libc v0.2.36
[INFO] [stderr]    Compiling lodepng v2.1.2
[INFO] [stderr]    Compiling image_contrast v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.39s
[INFO] running `"docker" "inspect" "6853317dbf99c73affa55b34252428a1f58ed582907a5e5fb0fbb5d8ae1bd9a8"`
[INFO] running `"docker" "rm" "-f" "6853317dbf99c73affa55b34252428a1f58ed582907a5e5fb0fbb5d8ae1bd9a8"`
[INFO] [stdout] 6853317dbf99c73affa55b34252428a1f58ed582907a5e5fb0fbb5d8ae1bd9a8
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aef1fa2165240d7a0ae0851e170f99364d9caa7c773164b2cd78b5438222682b
[INFO] running `"docker" "start" "-a" "aef1fa2165240d7a0ae0851e170f99364d9caa7c773164b2cd78b5438222682b"`
[INFO] [stderr]    Compiling image_contrast v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "aef1fa2165240d7a0ae0851e170f99364d9caa7c773164b2cd78b5438222682b"`
[INFO] running `"docker" "rm" "-f" "aef1fa2165240d7a0ae0851e170f99364d9caa7c773164b2cd78b5438222682b"`
[INFO] [stdout] aef1fa2165240d7a0ae0851e170f99364d9caa7c773164b2cd78b5438222682b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 735693d0e1ebcfa3ede0aebc5c83c415995623e40cff4bd8847b65746af520a7
[INFO] running `"docker" "start" "-a" "735693d0e1ebcfa3ede0aebc5c83c415995623e40cff4bd8847b65746af520a7"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/image_contrast-45b9e156248346c3
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "735693d0e1ebcfa3ede0aebc5c83c415995623e40cff4bd8847b65746af520a7"`
[INFO] running `"docker" "rm" "-f" "735693d0e1ebcfa3ede0aebc5c83c415995623e40cff4bd8847b65746af520a7"`
[INFO] [stdout] 735693d0e1ebcfa3ede0aebc5c83c415995623e40cff4bd8847b65746af520a7