[INFO] fetching crate friedrich 0.3.3...
[INFO] testing friedrich-0.3.3 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate friedrich 0.3.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate friedrich 0.3.3 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-2/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] 17e3a6b0bcbc52884626956f2b47d8dfd299ab0ad8df60854b672deee2325a2e
[INFO] running `Command { std: "docker" "start" "-a" "17e3a6b0bcbc52884626956f2b47d8dfd299ab0ad8df60854b672deee2325a2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17e3a6b0bcbc52884626956f2b47d8dfd299ab0ad8df60854b672deee2325a2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17e3a6b0bcbc52884626956f2b47d8dfd299ab0ad8df60854b672deee2325a2e", kill_on_drop: false }`
[INFO] [stdout] 17e3a6b0bcbc52884626956f2b47d8dfd299ab0ad8df60854b672deee2325a2e
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7fbf807f98878ad55f3f7ee9ffc50f20b2b75c74573d99b7f3e747d666b5f90
[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" "e7fbf807f98878ad55f3f7ee9ffc50f20b2b75c74573d99b7f3e747d666b5f90", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libm v0.2.1
[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 typenum v1.12.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling paste v1.0.2
[INFO] [stderr]    Compiling matrixmultiply v0.2.3
[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 generic-array v0.14.4
[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 num-complex v0.3.1
[INFO] [stderr]    Compiling approx v0.4.0
[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 34.09s
[INFO] running `Command { std: "docker" "inspect" "e7fbf807f98878ad55f3f7ee9ffc50f20b2b75c74573d99b7f3e747d666b5f90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7fbf807f98878ad55f3f7ee9ffc50f20b2b75c74573d99b7f3e747d666b5f90", kill_on_drop: false }`
[INFO] [stdout] e7fbf807f98878ad55f3f7ee9ffc50f20b2b75c74573d99b7f3e747d666b5f90
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c5997d16f2757f4914d31a504b760331b4ed9855b9c3f9f60510bca3f6ee9c1
[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" "3c5997d16f2757f4914d31a504b760331b4ed9855b9c3f9f60510bca3f6ee9c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling friedrich v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "3c5997d16f2757f4914d31a504b760331b4ed9855b9c3f9f60510bca3f6ee9c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c5997d16f2757f4914d31a504b760331b4ed9855b9c3f9f60510bca3f6ee9c1", kill_on_drop: false }`
[INFO] [stdout] 3c5997d16f2757f4914d31a504b760331b4ed9855b9c3f9f60510bca3f6ee9c1
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] bf082efde04edefc962ce719fbeab3833fc20501785af282c2b2267a79a3258b
[INFO] running `Command { std: "docker" "start" "-a" "bf082efde04edefc962ce719fbeab3833fc20501785af282c2b2267a79a3258b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/friedrich-4bd1e5c04cf4cb74)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/friedrich-8481248041ef79db)
[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]    Doc-tests friedrich
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[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<kernel::Gaussian, prior::ConstantPrior>::default (line 76) ... ok
[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>::sample_at (line 331) ... ok
[INFO] [stdout] test src/gaussian_process/multivariate_normal.rs - gaussian_process::multivariate_normal::MultivariateNormal (line 12) ... 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] test src/gaussian_process/builder.rs - gaussian_process::builder::GaussianProcessBuilder (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.23s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bf082efde04edefc962ce719fbeab3833fc20501785af282c2b2267a79a3258b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf082efde04edefc962ce719fbeab3833fc20501785af282c2b2267a79a3258b", kill_on_drop: false }`
[INFO] [stdout] bf082efde04edefc962ce719fbeab3833fc20501785af282c2b2267a79a3258b