[INFO] fetching crate mcmc 0.1.3...
[INFO] testing mcmc-0.1.3 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate mcmc 0.1.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate mcmc 0.1.3 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4341cb2348eef113895e26c19748c68ba03563699099b469402b0ad3a1db5d00
[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" "4341cb2348eef113895e26c19748c68ba03563699099b469402b0ad3a1db5d00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4341cb2348eef113895e26c19748c68ba03563699099b469402b0ad3a1db5d00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4341cb2348eef113895e26c19748c68ba03563699099b469402b0ad3a1db5d00", kill_on_drop: false }`
[INFO] [stdout] 4341cb2348eef113895e26c19748c68ba03563699099b469402b0ad3a1db5d00
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b34c00882c7352bfc099d1517248f2897e21ef9ff78cccb2eb7360c45627e8e7
[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" "b34c00882c7352bfc099d1517248f2897e21ef9ff78cccb2eb7360c45627e8e7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling anyhow v1.0.40
[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 log v0.3.9
[INFO] [stderr]    Compiling lbfgs v0.2.1
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling optimization v0.1.0
[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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.86s
[INFO] running `Command { std: "docker" "inspect" "b34c00882c7352bfc099d1517248f2897e21ef9ff78cccb2eb7360c45627e8e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b34c00882c7352bfc099d1517248f2897e21ef9ff78cccb2eb7360c45627e8e7", kill_on_drop: false }`
[INFO] [stdout] b34c00882c7352bfc099d1517248f2897e21ef9ff78cccb2eb7360c45627e8e7
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f3b4c2902f4514a5ab3fa0afcba0f20cd575d33cb1e2d75c9a83cc380a1c20cb
[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" "f3b4c2902f4514a5ab3fa0afcba0f20cd575d33cb1e2d75c9a83cc380a1c20cb", kill_on_drop: false }`
[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]    Compiling mcmc v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "f3b4c2902f4514a5ab3fa0afcba0f20cd575d33cb1e2d75c9a83cc380a1c20cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3b4c2902f4514a5ab3fa0afcba0f20cd575d33cb1e2d75c9a83cc380a1c20cb", kill_on_drop: false }`
[INFO] [stdout] f3b4c2902f4514a5ab3fa0afcba0f20cd575d33cb1e2d75c9a83cc380a1c20cb
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 05ecb595cb238377fa929791bc537bd9c464c095d2ec70da3342a868a2fbfdce
[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" "05ecb595cb238377fa929791bc537bd9c464c095d2ec70da3342a868a2fbfdce", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[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-5497886f8a8b729f)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test utils::tests::test_stats ... ok
[INFO] [stdout] test ess::tests::compute_effective_sample_size_sufficient_n ... ok
[INFO] [stdout] test utils::tests::test_split_empty_chains ... ok
[INFO] [stdout] test ess::tests::compute_effective_sample_size_minimum_n ... ok
[INFO] [stdout] test utils::tests::test_split_odd_chains ... ok
[INFO] [stdout] test ess::tests::compute_effective_sample_size_nan ... ok
[INFO] [stdout] test ess::tests::test_identical_autocovariance_in_arima_library_and_stan ... ok
[INFO] [stdout] test ess::tests::compute_effective_sample_size_constant ... ok
[INFO] [stdout] test rhat::tests::test_split_chains ... ok
[INFO] [stdout] test utils::tests::test_split_even_chains ... ok
[INFO] [stdout] test utils::tests::test_flatten ... ok
[INFO] [stdout] test rhat::tests::test_stan_blocker_unit_test_split_potential_scale_reduction_factor ... ok
[INFO] [stdout] test rhat::tests::test_stan_blocker_unit_test_potential_scale_reduction_factor ... ok
[INFO] [stdout] test ess::tests::test_compute_split_effective_sample_size_two_chains ... ok
[INFO] [stdout] test ess::tests::test_compute_effective_sample_size_one_chain ... ok
[INFO] [stdout] test ess::tests::test_compute_effective_sample_size_two_chains ... ok
[INFO] [stderr]    Doc-tests mcmc
[INFO] [stdout] test ess::tests::test_compute_estimated_mcse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 8.42s
[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" "05ecb595cb238377fa929791bc537bd9c464c095d2ec70da3342a868a2fbfdce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05ecb595cb238377fa929791bc537bd9c464c095d2ec70da3342a868a2fbfdce", kill_on_drop: false }`
[INFO] [stdout] 05ecb595cb238377fa929791bc537bd9c464c095d2ec70da3342a868a2fbfdce