[INFO] fetching crate friedrich 0.3.3...
[INFO] testing friedrich-0.3.3 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate friedrich 0.3.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate friedrich 0.3.3 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate friedrich 0.3.3
[INFO] finished tweaking crates.io crate friedrich 0.3.3
[INFO] tweaked toml for crates.io crate friedrich 0.3.3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate friedrich 0.3.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] 068fa022fafdef1316c934e2366c10a1df0eae318afa098d49f2cf327eef0f25
[INFO] running `Command { std: "docker" "start" "-a" "068fa022fafdef1316c934e2366c10a1df0eae318afa098d49f2cf327eef0f25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "068fa022fafdef1316c934e2366c10a1df0eae318afa098d49f2cf327eef0f25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "068fa022fafdef1316c934e2366c10a1df0eae318afa098d49f2cf327eef0f25", kill_on_drop: false }`
[INFO] [stdout] 068fa022fafdef1316c934e2366c10a1df0eae318afa098d49f2cf327eef0f25
[INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34ef0fc62ab77edbaf7c43643f3ce61e834ac83e78f50336afab532901f96e38
[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" "34ef0fc62ab77edbaf7c43643f3ce61e834ac83e78f50336afab532901f96e38", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling paste v1.0.2
[INFO] [stderr]    Compiling matrixmultiply v0.2.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling approx v0.4.0
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling simba v0.3.1
[INFO] [stderr]    Compiling rand_distr v0.3.0
[INFO] [stderr]    Compiling nalgebra v0.23.0
[INFO] [stderr]    Compiling friedrich v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.68s
[INFO] running `Command { std: "docker" "inspect" "34ef0fc62ab77edbaf7c43643f3ce61e834ac83e78f50336afab532901f96e38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34ef0fc62ab77edbaf7c43643f3ce61e834ac83e78f50336afab532901f96e38", kill_on_drop: false }`
[INFO] [stdout] 34ef0fc62ab77edbaf7c43643f3ce61e834ac83e78f50336afab532901f96e38
[INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec82bf600e04c08d10e3ffdbf3b00ad0603f5e72d85fb8fd603693b4cca43158
[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" "ec82bf600e04c08d10e3ffdbf3b00ad0603f5e72d85fb8fd603693b4cca43158", kill_on_drop: false }`
[INFO] [stderr]    Compiling friedrich v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "ec82bf600e04c08d10e3ffdbf3b00ad0603f5e72d85fb8fd603693b4cca43158", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec82bf600e04c08d10e3ffdbf3b00ad0603f5e72d85fb8fd603693b4cca43158", kill_on_drop: false }`
[INFO] [stdout] ec82bf600e04c08d10e3ffdbf3b00ad0603f5e72d85fb8fd603693b4cca43158
[INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", 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] 1d31b5c28db4791fcf0abd13e6a17b2e8aec6a4d6ed42313eb5425b708014348
[INFO] running `Command { std: "docker" "start" "-a" "1d31b5c28db4791fcf0abd13e6a17b2e8aec6a4d6ed42313eb5425b708014348", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/friedrich-4bd1e5c04cf4cb74)
[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 unittests (/opt/rustwide/target/debug/deps/friedrich-8481248041ef79db)
[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]    Doc-tests friedrich
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/gaussian_process/multivariate_normal.rs - gaussian_process::multivariate_normal::MultivariateNormal (line 32) ... ok
[INFO] [stdout] test src/gaussian_process/mod.rs - gaussian_process::GaussianProcess<KernelType, PriorType>::predict_mean_variance (line 256) ... ok
[INFO] [stdout] test src/gaussian_process/mod.rs - gaussian_process::GaussianProcess<KernelType, PriorType>::sample_at (line 331) ... ok
[INFO] [stdout] test src/gaussian_process/mod.rs - gaussian_process::GaussianProcess<kernel::Gaussian, prior::ConstantPrior>::default (line 76) ... ok
[INFO] [stdout] test src/gaussian_process/multivariate_normal.rs - gaussian_process::multivariate_normal::MultivariateNormal (line 12) ... ok
[INFO] [stdout] test src/gaussian_process/builder.rs - gaussian_process::builder::GaussianProcessBuilder (line 11) ... ok
[INFO] [stdout] test src/gaussian_process/mod.rs - gaussian_process (line 3) ... ok
[INFO] [stdout] test src/gaussian_process/mod.rs - gaussian_process::GaussianProcess<kernel::Gaussian, prior::ConstantPrior>::builder (line 97) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.20s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1d31b5c28db4791fcf0abd13e6a17b2e8aec6a4d6ed42313eb5425b708014348", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d31b5c28db4791fcf0abd13e6a17b2e8aec6a4d6ed42313eb5425b708014348", kill_on_drop: false }`
[INFO] [stdout] 1d31b5c28db4791fcf0abd13e6a17b2e8aec6a4d6ed42313eb5425b708014348