[INFO] fetching crate splines 4.0.3...
[INFO] testing splines-4.0.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate splines 4.0.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate splines 4.0.3 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 splines 4.0.3
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate splines 4.0.3
[INFO] tweaked toml for crates.io crate splines 4.0.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate splines 4.0.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 2544bff27fc602b1cf0e993c7e3b7c1bf1879d1694d7ea2037145f5caaf72bc2
[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" "2544bff27fc602b1cf0e993c7e3b7c1bf1879d1694d7ea2037145f5caaf72bc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2544bff27fc602b1cf0e993c7e3b7c1bf1879d1694d7ea2037145f5caaf72bc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2544bff27fc602b1cf0e993c7e3b7c1bf1879d1694d7ea2037145f5caaf72bc2", kill_on_drop: false }`
[INFO] [stdout] 2544bff27fc602b1cf0e993c7e3b7c1bf1879d1694d7ea2037145f5caaf72bc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] f4508c04a43829d4c38c2d02bcea4441fdc6f5721cb6f2a8f0c2696c68e2b3f8
[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" "f4508c04a43829d4c38c2d02bcea4441fdc6f5721cb6f2a8f0c2696c68e2b3f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling splines v4.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "f4508c04a43829d4c38c2d02bcea4441fdc6f5721cb6f2a8f0c2696c68e2b3f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4508c04a43829d4c38c2d02bcea4441fdc6f5721cb6f2a8f0c2696c68e2b3f8", kill_on_drop: false }`
[INFO] [stdout] f4508c04a43829d4c38c2d02bcea4441fdc6f5721cb6f2a8f0c2696c68e2b3f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 9b60b7fd7016f2633fedf0b7fd99483b16d7574a0eab4d11104836826da45f49
[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" "9b60b7fd7016f2633fedf0b7fd99483b16d7574a0eab4d11104836826da45f49", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling splines v4.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.05s
[INFO] running `Command { std: "docker" "inspect" "9b60b7fd7016f2633fedf0b7fd99483b16d7574a0eab4d11104836826da45f49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b60b7fd7016f2633fedf0b7fd99483b16d7574a0eab4d11104836826da45f49", kill_on_drop: false }`
[INFO] [stdout] 9b60b7fd7016f2633fedf0b7fd99483b16d7574a0eab4d11104836826da45f49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 8863f1503a6d2ed70ddad2f16e86d40c98c9d163fbbd09f5f66e8485226af99b
[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" "8863f1503a6d2ed70ddad2f16e86d40c98c9d163fbbd09f5f66e8485226af99b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/splines-0d8541bc8ad6c165)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/cgmath.rs (/opt/rustwide/target/debug/deps/cgmath-33efd4362945a844)
[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] [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] [stderr]      Running tests/integ.rs (/opt/rustwide/target/debug/deps/integ-7a5abb5c41bb7986)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test step_interpolation_f64 ... ok
[INFO] [stdout] test step_interpolation_f32 ... ok
[INFO] [stderr]      Running tests/nalgebra.rs (/opt/rustwide/target/debug/deps/nalgebra-ac89012fc635cd99)
[INFO] [stdout] test add_key_empty ... ok
[INFO] [stderr]    Doc-tests splines
[INFO] [stdout] test linear_interpolation ... ok
[INFO] [stdout] test step_interpolation_1 ... ok
[INFO] [stdout] test step_interpolation_0_5 ... ok
[INFO] [stdout] test linear_interpolation_several_keys ... ok
[INFO] [stdout] test remove_element_empty ... ok
[INFO] [stdout] test remove_element ... ok
[INFO] [stdout] test step_interpolation_0_75 ... ok
[INFO] [stdout] test add_key ... ok
[INFO] [stdout] test several_interpolations_several_keys ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 56) ... ok
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/lib.rs - (line 42) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8863f1503a6d2ed70ddad2f16e86d40c98c9d163fbbd09f5f66e8485226af99b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8863f1503a6d2ed70ddad2f16e86d40c98c9d163fbbd09f5f66e8485226af99b", kill_on_drop: false }`
[INFO] [stdout] 8863f1503a6d2ed70ddad2f16e86d40c98c9d163fbbd09f5f66e8485226af99b