[INFO] fetching crate staccato 0.1.9...
[INFO] testing staccato-0.1.9 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate staccato 0.1.9 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate staccato 0.1.9 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate staccato 0.1.9
[INFO] finished tweaking crates.io crate staccato 0.1.9
[INFO] tweaked toml for crates.io crate staccato 0.1.9 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ea6420429604fb46f1d1c846ae9a975aa33c9eaf3ec529244767328ba67a9ac
[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" "5ea6420429604fb46f1d1c846ae9a975aa33c9eaf3ec529244767328ba67a9ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ea6420429604fb46f1d1c846ae9a975aa33c9eaf3ec529244767328ba67a9ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ea6420429604fb46f1d1c846ae9a975aa33c9eaf3ec529244767328ba67a9ac", kill_on_drop: false }`
[INFO] [stdout] 5ea6420429604fb46f1d1c846ae9a975aa33c9eaf3ec529244767328ba67a9ac
[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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e33f4c3df4c97735ce7b870a6190d06c7782d1ec0bf7cb1face6279b796afe7
[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" "9e33f4c3df4c97735ce7b870a6190d06c7782d1ec0bf7cb1face6279b796afe7", kill_on_drop: false }`
[INFO] [stderr]    Compiling staccato v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.29s
[INFO] running `Command { std: "docker" "inspect" "9e33f4c3df4c97735ce7b870a6190d06c7782d1ec0bf7cb1face6279b796afe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e33f4c3df4c97735ce7b870a6190d06c7782d1ec0bf7cb1face6279b796afe7", kill_on_drop: false }`
[INFO] [stdout] 9e33f4c3df4c97735ce7b870a6190d06c7782d1ec0bf7cb1face6279b796afe7
[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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86adafb6202afd247cc6025e3a760bee7d7809e4949918b33a5fec56562a5abd
[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" "86adafb6202afd247cc6025e3a760bee7d7809e4949918b33a5fec56562a5abd", kill_on_drop: false }`
[INFO] [stderr]    Compiling staccato v0.1.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "86adafb6202afd247cc6025e3a760bee7d7809e4949918b33a5fec56562a5abd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86adafb6202afd247cc6025e3a760bee7d7809e4949918b33a5fec56562a5abd", kill_on_drop: false }`
[INFO] [stdout] 86adafb6202afd247cc6025e3a760bee7d7809e4949918b33a5fec56562a5abd
[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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2354dbb5c22921ffa96fb4f48f39e947bc321100503a08dfd84cab91ac5e60c1
[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" "2354dbb5c22921ffa96fb4f48f39e947bc321100503a08dfd84cab91ac5e60c1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/staccato-ed138298bd10f4d2
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test tests::test_get_values_ordered ... ok
[INFO] [stdout] test tests::test_get_values_filter_invalids ... ok
[INFO] [stdout] test tests::test_get_values_trim_whitespace ... ok
[INFO] [stdout] test tests::test_key_value_sep_display ... ok
[INFO] [stdout] test tests::test_get_values_unordered ... ok
[INFO] [stdout] test tests::test_key_value_sep_from_str ... ok
[INFO] [stdout] test tests::test_key_value_sep_get_sep ... ok
[INFO] [stdout] test tests::test_statistics_50_values_count ... ok
[INFO] [stdout] test tests::test_statistics_50_values_lower ... ok
[INFO] [stdout] test tests::test_statistics_50_values_mean ... ok
[INFO] [stdout] test tests::test_statistics_50_values_median ... ok
[INFO] [stdout] test tests::test_statistics_50_values_stddev ... ok
[INFO] [stdout] test tests::test_statistics_full_values_count ... ok
[INFO] [stdout] test tests::test_statistics_50_values_sum ... ok
[INFO] [stdout] test tests::test_statistics_full_values_lower ... ok
[INFO] [stdout] test tests::test_statistics_50_values_upper ... ok
[INFO] [stdout] test tests::test_statistics_empty_values ... ok
[INFO] [stdout] test tests::test_statistics_full_values_sum ... ok
[INFO] [stdout] test tests::test_statistics_full_values_median ... ok
[INFO] [stdout] test tests::test_statistics_full_values_upper ... ok
[INFO] [stdout] test tests::test_statistics_full_values_stddev ... ok
[INFO] [stdout] test tests::test_statistics_single_value_median ... ok
[INFO] [stdout] test tests::test_statistics_full_values_mean ... ok
[INFO] [stdout] test tests::test_statistics_single_value_lower ... ok
[INFO] [stdout] test tests::test_statistics_single_value_stddev ... ok
[INFO] [stdout] test tests::test_statistics_single_value_sum ... ok
[INFO] [stdout] test tests::test_statistics_single_value_upper ... ok
[INFO] [stdout] test tests::test_statistics_single_value_mean ... ok
[INFO] [stdout] test tests::test_statistics_single_value_count ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/st-6ca21573e20f0ea3
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::test_parse_percents_no_matches ... ok
[INFO] [stdout] test tests::test_parse_separator_no_matches ... ok
[INFO] [stdout] test tests::test_parse_percents_matches ... ok
[INFO] [stdout] test tests::test_parse_separator_matches_other ... ok
[INFO] [stdout] test tests::test_parse_separator_matches_tab ... ok
[INFO] [stdout] test tests::test_validate_percents_lower_bound ... ok
[INFO] [stdout] test tests::test_validate_percents_upper_bound ... ok
[INFO] [stdout] test tests::test_validate_percents_err_not_a_number ... ok
[INFO] [stdout] test tests::test_validate_percents_err_not_in_range ... ok
[INFO] [stdout] test tests::test_validate_percents_ok ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests staccato
[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" "2354dbb5c22921ffa96fb4f48f39e947bc321100503a08dfd84cab91ac5e60c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2354dbb5c22921ffa96fb4f48f39e947bc321100503a08dfd84cab91ac5e60c1", kill_on_drop: false }`
[INFO] [stdout] 2354dbb5c22921ffa96fb4f48f39e947bc321100503a08dfd84cab91ac5e60c1