[INFO] fetching crate date_time 2.1.0...
[INFO] testing date_time-2.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate date_time 2.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate date_time 2.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate date_time 2.1.0
[INFO] finished tweaking crates.io crate date_time 2.1.0
[INFO] tweaked toml for crates.io crate date_time 2.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a58fcb3da61da07cfb9a422898bcc0232ad71eaabcf853ddbb35c0fbc1b825a
[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" "3a58fcb3da61da07cfb9a422898bcc0232ad71eaabcf853ddbb35c0fbc1b825a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a58fcb3da61da07cfb9a422898bcc0232ad71eaabcf853ddbb35c0fbc1b825a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a58fcb3da61da07cfb9a422898bcc0232ad71eaabcf853ddbb35c0fbc1b825a", kill_on_drop: false }`
[INFO] [stdout] 3a58fcb3da61da07cfb9a422898bcc0232ad71eaabcf853ddbb35c0fbc1b825a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd8f3c30d6e0a0bdb358c17fe29ea1aea89a27d29bddff11fc1589d9c5c4b122
[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" "dd8f3c30d6e0a0bdb358c17fe29ea1aea89a27d29bddff11fc1589d9c5c4b122", kill_on_drop: false }`
[INFO] [stderr]    Compiling date_time v2.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/date_utils.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` 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 1.61s
[INFO] running `Command { std: "docker" "inspect" "dd8f3c30d6e0a0bdb358c17fe29ea1aea89a27d29bddff11fc1589d9c5c4b122", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd8f3c30d6e0a0bdb358c17fe29ea1aea89a27d29bddff11fc1589d9c5c4b122", kill_on_drop: false }`
[INFO] [stdout] dd8f3c30d6e0a0bdb358c17fe29ea1aea89a27d29bddff11fc1589d9c5c4b122
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7578afdb4c6e663554a2276fb15f3dd5db9380c0979dd7ebe0f2d1b244e9c610
[INFO] running `Command { std: "docker" "start" "-a" "7578afdb4c6e663554a2276fb15f3dd5db9380c0979dd7ebe0f2d1b244e9c610", kill_on_drop: false }`
[INFO] [stderr]    Compiling date_time v2.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/date_utils.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/date_utils.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `date_time::time_tuple::Duration::to_hours_and_minutes_string`: Replace with to_hhmm_string()
[INFO] [stdout]   --> tests/time_tuple_tests.rs:35:18
[INFO] [stdout]    |
[INFO] [stdout] 35 |         duration.to_hours_and_minutes_string()
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.26s
[INFO] running `Command { std: "docker" "inspect" "7578afdb4c6e663554a2276fb15f3dd5db9380c0979dd7ebe0f2d1b244e9c610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7578afdb4c6e663554a2276fb15f3dd5db9380c0979dd7ebe0f2d1b244e9c610", kill_on_drop: false }`
[INFO] [stdout] 7578afdb4c6e663554a2276fb15f3dd5db9380c0979dd7ebe0f2d1b244e9c610
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6dd4c7b5f13d04d1f25f4b2da2fbb5b8a061ecdb92d22a1deb301749c7cbe524
[INFO] running `Command { std: "docker" "start" "-a" "6dd4c7b5f13d04d1f25f4b2da2fbb5b8a061ecdb92d22a1deb301749c7cbe524", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/date_utils.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0))
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stdout] running 19 tests
[INFO] [stderr]   --> src/date_utils.rs:14:5
[INFO] [stdout] test date_tuple::tests::test_next_date ... ok
[INFO] [stderr]    |
[INFO] [stdout] test date_utils::tests::test_days_from_duration ... ok
[INFO] [stderr] 14 |     (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0))
[INFO] [stdout] test date_tuple::tests::test_previous_date ... ok
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] test month_tuple::tests::test_next_month ... ok
[INFO] [stderr]    |
[INFO] [stdout] test month_tuple::tests::test_previous_month ... ok
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] test time_tuple::tests::test_no_overlap ... ok
[INFO] [stderr] 
[INFO] [stdout] test time_tuple::tests::test_no_seconds ... ok
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stdout] test date_utils::tests::test_leap_years ... ok
[INFO] [stderr] 
[INFO] [stdout] test time_tuple::tests::test_second_overlap ... ok
[INFO] [stderr] warning: use of deprecated associated function `date_time::time_tuple::Duration::to_hours_and_minutes_string`: Replace with to_hhmm_string()
[INFO] [stdout] test date_utils::tests::test_now_functions_do_not_panic ... ok
[INFO] [stderr]   --> tests/time_tuple_tests.rs:35:18
[INFO] [stdout] test month_tuple::tests::test_from_date ... ok
[INFO] [stderr]    |
[INFO] [stderr] 35 |         duration.to_hours_and_minutes_string()
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/date_time-6ec008acaf61e3b6
[INFO] [stdout] test time_tuple::tests::test_all_negative_overlaps ... ok
[INFO] [stdout] test time_tuple::tests::test_all_overlap ... ok
[INFO] [stdout] test time_tuple::tests::test_hour_overlap ... ok
[INFO] [stdout] test time_tuple::tests::test_minute_overlap ... ok
[INFO] [stdout] test date_utils::tests::test_duration_since_epoch ... ok
[INFO] [stdout] test time_tuple::tests::test_minutes_to_hours_overlap ... ok
[INFO] [stdout] test time_tuple::tests::test_negative_seconds ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/date_time_tuple_tests-9b6c3c0014e169df
[INFO] [stdout] test month_tuple::tests::test_to_readable_string_panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_between_equal ... ok
[INFO] [stdout] test test_between_max_cant_overflow ... ok
[INFO] [stdout] test test_comparisons ... ok
[INFO] [stdout] test test_to_string ... ok
[INFO] [stdout] test test_days_between ... ok
[INFO] [stdout] test test_equals ... ok
[INFO] [stdout] test test_no_days_between ... ok
[INFO] [stdout] test test_to_readable_string ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/date_tuple_tests-9d74fbbe46ca9731
[INFO] [stdout] test test_from_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test test_add_and_subtract_years ... ok
[INFO] [stdout] test test_getters ... ok
[INFO] [stdout] test test_subtract_months ... ok
[INFO] [stdout] test test_min_value ... ok
[INFO] [stdout] test test_to_days ... ok
[INFO] [stdout] test test_to_readable_string ... ok
[INFO] [stdout] test test_to_string ... ok
[INFO] [stdout] test test_subtract_days ... ok
[INFO] [stdout] test test_today_does_not_panic ... ok
[INFO] [stdout] test test_validity ... ok
[INFO] [stdout] test test_from_days ... ok
[INFO] [stdout] test test_equals ... ok
[INFO] [stdout] test test_comparisons ... ok
[INFO] [stdout] test test_year_too_large ... ok
[INFO] [stdout] test test_add_months ... ok
[INFO] [stdout] test test_add_days ... ok
[INFO] [stdout] test test_from_legacy_string ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/month_tuple_tests-0a6d0d05c16d6d07
[INFO] [stdout] test test_from_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test_add_months ... ok
[INFO] [stdout] test test_comparisons ... ok
[INFO] [stdout] test test_equals ... ok
[INFO] [stdout] test test_subtract_years ... ok
[INFO] [stdout] test test_subtract_months ... ok
[INFO] [stdout] test test_this_month_does_not_panic ... ok
[INFO] [stdout] test test_to_string ... ok
[INFO] [stdout] test test_to_readable_string ... ok
[INFO] [stdout] test test_component_too_large ... ok
[INFO] [stdout] test test_add_years ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/time_tuple_tests-d9e85c4da0697e64
[INFO] [stdout] test test_from_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test test_from_seconds ... ok
[INFO] [stdout] test test_manipulate_hours ... ok
[INFO] [stdout] test test_manipulate_seconds ... ok
[INFO] [stdout] test test_now_function_does_not_panic ... ok
[INFO] [stdout] test test_to_seconds ... ok
[INFO] [stdout] test test_large_duration ... ok
[INFO] [stdout] test test_manipulate_minutes ... ok
[INFO] [stdout] test test_to_hhmm_string ... ok
[INFO] [stdout] test test_getters ... ok
[INFO] [stdout] test test_operators ... ok
[INFO] [stdout] test test_time_to_duration ... ok
[INFO] [stdout] test test_to_minutes ... ok
[INFO] [stdout] test test_to_string ... ok
[INFO] [stderr]    Doc-tests date_time
[INFO] [stdout] test test_from_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/date_utils.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0))
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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 `Command { std: "docker" "inspect" "6dd4c7b5f13d04d1f25f4b2da2fbb5b8a061ecdb92d22a1deb301749c7cbe524", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dd4c7b5f13d04d1f25f4b2da2fbb5b8a061ecdb92d22a1deb301749c7cbe524", kill_on_drop: false }`
[INFO] [stdout] 6dd4c7b5f13d04d1f25f4b2da2fbb5b8a061ecdb92d22a1deb301749c7cbe524