[INFO] fetching crate hdrhist 0.5.0...
[INFO] testing hdrhist-0.5.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate hdrhist 0.5.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate hdrhist 0.5.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate hdrhist 0.5.0
[INFO] finished tweaking crates.io crate hdrhist 0.5.0
[INFO] tweaked toml for crates.io crate hdrhist 0.5.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 39afa5abe87a73087cac6369b3cfad4c8f556ceeca27f303ad790020728eac1b
[INFO] running `"docker" "start" "-a" "39afa5abe87a73087cac6369b3cfad4c8f556ceeca27f303ad790020728eac1b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling hdrhist v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "39afa5abe87a73087cac6369b3cfad4c8f556ceeca27f303ad790020728eac1b"`
[INFO] running `"docker" "rm" "-f" "39afa5abe87a73087cac6369b3cfad4c8f556ceeca27f303ad790020728eac1b"`
[INFO] [stdout] 39afa5abe87a73087cac6369b3cfad4c8f556ceeca27f303ad790020728eac1b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4d43f880c616c56274f7d403b0c14df9c6c7464ff490413f4560f38153decfaf
[INFO] running `"docker" "start" "-a" "4d43f880c616c56274f7d403b0c14df9c6c7464ff490413f4560f38153decfaf"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling drawille v0.2.3
[INFO] [stderr]    Compiling textplots v0.2.3
[INFO] [stderr]    Compiling hdrhist v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.69s
[INFO] running `"docker" "inspect" "4d43f880c616c56274f7d403b0c14df9c6c7464ff490413f4560f38153decfaf"`
[INFO] running `"docker" "rm" "-f" "4d43f880c616c56274f7d403b0c14df9c6c7464ff490413f4560f38153decfaf"`
[INFO] [stdout] 4d43f880c616c56274f7d403b0c14df9c6c7464ff490413f4560f38153decfaf
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4702dfc7e41d6974cc9457075b18f5ebfdae58a4b15d58a8d4a59d855fc37c99
[INFO] running `"docker" "start" "-a" "4702dfc7e41d6974cc9457075b18f5ebfdae58a4b15d58a8d4a59d855fc37c99"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hdrhist-2e528bb89434bb0f
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::single_value ... ok
[INFO] [stdout] test tests::no_panic_on_empty_hist ... ok
[INFO] [stdout] test tests::boundary_test ... ok
[INFO] [stdout] test tests::quartiles ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hdrhist
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "4702dfc7e41d6974cc9457075b18f5ebfdae58a4b15d58a8d4a59d855fc37c99"`
[INFO] running `"docker" "rm" "-f" "4702dfc7e41d6974cc9457075b18f5ebfdae58a4b15d58a8d4a59d855fc37c99"`
[INFO] [stdout] 4702dfc7e41d6974cc9457075b18f5ebfdae58a4b15d58a8d4a59d855fc37c99