[INFO] fetching crate grid_search_cardinal 0.3.1...
[INFO] testing grid_search_cardinal-0.3.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate grid_search_cardinal 0.3.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate grid_search_cardinal 0.3.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grid_search_cardinal 0.3.1
[INFO] finished tweaking crates.io crate grid_search_cardinal 0.3.1
[INFO] tweaked toml for crates.io crate grid_search_cardinal 0.3.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", 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] 8e7fb458e6c6d6e20c6edf149f835ff1e8b2b5d70fdddf2569851501fe848cce
[INFO] running `Command { std: "docker" "start" "-a" "8e7fb458e6c6d6e20c6edf149f835ff1e8b2b5d70fdddf2569851501fe848cce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e7fb458e6c6d6e20c6edf149f835ff1e8b2b5d70fdddf2569851501fe848cce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e7fb458e6c6d6e20c6edf149f835ff1e8b2b5d70fdddf2569851501fe848cce", kill_on_drop: false }`
[INFO] [stdout] 8e7fb458e6c6d6e20c6edf149f835ff1e8b2b5d70fdddf2569851501fe848cce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 213b47e2c1c6e0405e3e5535c3d9e89984681fc967beff87972b353aa245c3f0
[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" "213b47e2c1c6e0405e3e5535c3d9e89984681fc967beff87972b353aa245c3f0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling grid_search_cardinal_point_to_point v0.3.1
[INFO] [stderr]    Compiling grid_search_cardinal_distance_map v0.3.1
[INFO] [stderr]    Compiling grid_search_cardinal_best v0.3.1
[INFO] [stderr]    Compiling grid_search_cardinal v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "213b47e2c1c6e0405e3e5535c3d9e89984681fc967beff87972b353aa245c3f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "213b47e2c1c6e0405e3e5535c3d9e89984681fc967beff87972b353aa245c3f0", kill_on_drop: false }`
[INFO] [stdout] 213b47e2c1c6e0405e3e5535c3d9e89984681fc967beff87972b353aa245c3f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 2e9bba92e8ccf8c0e56a8f91490bf1eccc351b9e7d8b43585307b3aa54248a1e
[INFO] running `Command { std: "docker" "start" "-a" "2e9bba92e8ccf8c0e56a8f91490bf1eccc351b9e7d8b43585307b3aa54248a1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling grid_search_cardinal v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "2e9bba92e8ccf8c0e56a8f91490bf1eccc351b9e7d8b43585307b3aa54248a1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e9bba92e8ccf8c0e56a8f91490bf1eccc351b9e7d8b43585307b3aa54248a1e", kill_on_drop: false }`
[INFO] [stdout] 2e9bba92e8ccf8c0e56a8f91490bf1eccc351b9e7d8b43585307b3aa54248a1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7e12bf00aa1453ae0d076072ee5060ae4073be39cadc645ed4dfa0d5807789a8
[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" "7e12bf00aa1453ae0d076072ee5060ae4073be39cadc645ed4dfa0d5807789a8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/grid_search_cardinal-80755605ae3a2663)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests grid_search_cardinal
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7e12bf00aa1453ae0d076072ee5060ae4073be39cadc645ed4dfa0d5807789a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e12bf00aa1453ae0d076072ee5060ae4073be39cadc645ed4dfa0d5807789a8", kill_on_drop: false }`
[INFO] [stdout] 7e12bf00aa1453ae0d076072ee5060ae4073be39cadc645ed4dfa0d5807789a8