[INFO] fetching crate mcmc 0.1.3...
[INFO] testing mcmc-0.1.3 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate mcmc 0.1.3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate mcmc 0.1.3 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 mcmc 0.1.3
[INFO] finished tweaking crates.io crate mcmc 0.1.3
[INFO] tweaked toml for crates.io crate mcmc 0.1.3 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc9b4ebf9bd9b047f320463b841ebf6f2e77fd370877b653f8a72458917de80b
[INFO] running `Command { std: "docker" "start" "-a" "dc9b4ebf9bd9b047f320463b841ebf6f2e77fd370877b653f8a72458917de80b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc9b4ebf9bd9b047f320463b841ebf6f2e77fd370877b653f8a72458917de80b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc9b4ebf9bd9b047f320463b841ebf6f2e77fd370877b653f8a72458917de80b", kill_on_drop: false }`
[INFO] [stdout] dc9b4ebf9bd9b047f320463b841ebf6f2e77fd370877b653f8a72458917de80b
[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=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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d409d7b6fd98cc75730a172991cf21cacfadc7515f5c0a3cc68073f9e4eab7e
[INFO] running `Command { std: "docker" "start" "-a" "5d409d7b6fd98cc75730a172991cf21cacfadc7515f5c0a3cc68073f9e4eab7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling more-asserts v0.2.1
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling lbfgs v0.2.1
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling optimization v0.1.0
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling arima v0.2.0
[INFO] [stderr]    Compiling mcmc v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.69s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5d409d7b6fd98cc75730a172991cf21cacfadc7515f5c0a3cc68073f9e4eab7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d409d7b6fd98cc75730a172991cf21cacfadc7515f5c0a3cc68073f9e4eab7e", kill_on_drop: false }`
[INFO] [stdout] 5d409d7b6fd98cc75730a172991cf21cacfadc7515f5c0a3cc68073f9e4eab7e
[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=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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7aecb8f4d1adb44e6d45683335afcdd98fefe9319f28a1ff91c40c622d032b7f
[INFO] running `Command { std: "docker" "start" "-a" "7aecb8f4d1adb44e6d45683335afcdd98fefe9319f28a1ff91c40c622d032b7f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mcmc v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "7aecb8f4d1adb44e6d45683335afcdd98fefe9319f28a1ff91c40c622d032b7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aecb8f4d1adb44e6d45683335afcdd98fefe9319f28a1ff91c40c622d032b7f", kill_on_drop: false }`
[INFO] [stdout] 7aecb8f4d1adb44e6d45683335afcdd98fefe9319f28a1ff91c40c622d032b7f
[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=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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 93f3bc4e5ad8737dc60daeeb82c795bc216c4e67d3f54cd9373260402672fb95
[INFO] running `Command { std: "docker" "start" "-a" "93f3bc4e5ad8737dc60daeeb82c795bc216c4e67d3f54cd9373260402672fb95", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stdout] running 17 tests
[INFO] [stderr]  --> src/lib.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mcmc-1fc5597eaed261a6)
[INFO] [stdout] test ess::tests::compute_effective_sample_size_constant ... ok
[INFO] [stdout] test ess::tests::compute_effective_sample_size_sufficient_n ... ok
[INFO] [stdout] test ess::tests::compute_effective_sample_size_minimum_n ... ok
[INFO] [stdout] test utils::tests::test_split_empty_chains ... ok
[INFO] [stdout] test ess::tests::test_identical_autocovariance_in_arima_library_and_stan ... ok
[INFO] [stdout] test ess::tests::compute_effective_sample_size_nan ... ok
[INFO] [stdout] test utils::tests::test_flatten ... ok
[INFO] [stdout] test utils::tests::test_split_even_chains ... ok
[INFO] [stdout] test utils::tests::test_split_odd_chains ... ok
[INFO] [stdout] test utils::tests::test_stats ... ok
[INFO] [stdout] test rhat::tests::test_split_chains ... ok
[INFO] [stdout] test rhat::tests::test_stan_blocker_unit_test_potential_scale_reduction_factor ... ok
[INFO] [stdout] test rhat::tests::test_stan_blocker_unit_test_split_potential_scale_reduction_factor ... ok
[INFO] [stdout] test ess::tests::test_compute_effective_sample_size_one_chain ... ok
[INFO] [stdout] test ess::tests::test_compute_split_effective_sample_size_two_chains ... ok
[INFO] [stdout] test ess::tests::test_compute_estimated_mcse ... ok
[INFO] [stdout] test ess::tests::test_compute_effective_sample_size_two_chains ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 9.42s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mcmc
[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" "93f3bc4e5ad8737dc60daeeb82c795bc216c4e67d3f54cd9373260402672fb95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93f3bc4e5ad8737dc60daeeb82c795bc216c4e67d3f54cd9373260402672fb95", kill_on_drop: false }`
[INFO] [stdout] 93f3bc4e5ad8737dc60daeeb82c795bc216c4e67d3f54cd9373260402672fb95