Dec 07 11:11:54.692 INFO testing histogram-sampler-0.2.1 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 07 11:11:54.692 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 11:11:54.851 INFO [stdout] 4b0928ad3339f364d76c1c417e736e171a67739bb977dc6d0c2897b1c6a8d7e6
Dec 07 11:11:54.852 INFO running `"docker" "start" "-a" "4b0928ad3339f364d76c1c417e736e171a67739bb977dc6d0c2897b1c6a8d7e6"`
Dec 07 11:11:55.501 INFO [stderr] usermod: no changes
Dec 07 11:11:55.526 INFO [stderr]    Compiling histogram-sampler v0.2.1 (/source)
Dec 07 11:11:56.202 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
Dec 07 11:11:56.207 INFO [stderr] su: No module specific data is present
Dec 07 11:11:56.430 INFO running `"docker" "inspect" "4b0928ad3339f364d76c1c417e736e171a67739bb977dc6d0c2897b1c6a8d7e6"`
Dec 07 11:11:56.522 INFO running `"docker" "rm" "-f" "4b0928ad3339f364d76c1c417e736e171a67739bb977dc6d0c2897b1c6a8d7e6"`
Dec 07 11:11:56.621 INFO [stdout] 4b0928ad3339f364d76c1c417e736e171a67739bb977dc6d0c2897b1c6a8d7e6
Dec 07 11:11:56.624 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 11:11:56.855 INFO [stdout] 20e11fae56211c3c9e9809784ddee30e33e8d4f41270a611a8d09b427a8fdf5e
Dec 07 11:11:56.858 INFO running `"docker" "start" "-a" "20e11fae56211c3c9e9809784ddee30e33e8d4f41270a611a8d09b427a8fdf5e"`
Dec 07 11:11:57.380 INFO [stderr] usermod: no changes
Dec 07 11:11:57.411 INFO [stderr]    Compiling histogram-sampler v0.2.1 (/source)
Dec 07 11:11:59.023 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.63s
Dec 07 11:11:59.026 INFO [stderr] su: No module specific data is present
Dec 07 11:11:59.345 INFO running `"docker" "inspect" "20e11fae56211c3c9e9809784ddee30e33e8d4f41270a611a8d09b427a8fdf5e"`
Dec 07 11:11:59.436 INFO running `"docker" "rm" "-f" "20e11fae56211c3c9e9809784ddee30e33e8d4f41270a611a8d09b427a8fdf5e"`
Dec 07 11:11:59.538 INFO [stdout] 20e11fae56211c3c9e9809784ddee30e33e8d4f41270a611a8d09b427a8fdf5e
Dec 07 11:11:59.541 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-7/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 11:11:59.885 INFO [stdout] ab59acb4946b8a862cb303c507e7d8af27ce14dec64bf583a743dec10f7070d7
Dec 07 11:11:59.889 INFO running `"docker" "start" "-a" "ab59acb4946b8a862cb303c507e7d8af27ce14dec64bf583a743dec10f7070d7"`
Dec 07 11:12:00.331 INFO [stderr] usermod: no changes
Dec 07 11:12:00.374 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 07 11:12:00.400 INFO [stderr]      Running /target/debug/deps/histogram_sampler-c070d8b9de94edc8
Dec 07 11:12:00.407 INFO [stdout] 
Dec 07 11:12:00.407 INFO [stdout] running 1 test
Dec 07 11:12:01.637 INFO [stdout] test tests::it_works ... ok
Dec 07 11:12:01.637 INFO [stderr]    Doc-tests histogram-sampler
Dec 07 11:12:01.637 INFO [stdout] 
Dec 07 11:12:01.637 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 11:12:01.637 INFO [stdout] 
Dec 07 11:12:02.894 INFO [stdout] 
Dec 07 11:12:02.894 INFO [stdout] running 2 tests
Dec 07 11:12:05.136 INFO [stdout] test src/lib.rs -  (line 39) ... ok
Dec 07 11:12:05.292 INFO [stdout] test src/lib.rs - Sampler (line 97) ... ok
Dec 07 11:12:05.292 INFO [stdout] 
Dec 07 11:12:05.292 INFO [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 11:12:05.292 INFO [stdout] 
Dec 07 11:12:05.306 INFO [stderr] su: No module specific data is present
Dec 07 11:12:05.826 INFO running `"docker" "inspect" "ab59acb4946b8a862cb303c507e7d8af27ce14dec64bf583a743dec10f7070d7"`
Dec 07 11:12:06.100 INFO running `"docker" "rm" "-f" "ab59acb4946b8a862cb303c507e7d8af27ce14dec64bf583a743dec10f7070d7"`
Dec 07 11:12:06.300 INFO [stdout] ab59acb4946b8a862cb303c507e7d8af27ce14dec64bf583a743dec10f7070d7