[INFO] fetching crate dnd_dice_roller 0.4.0...
[INFO] testing dnd_dice_roller-0.4.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate dnd_dice_roller 0.4.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate dnd_dice_roller 0.4.0 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 dnd_dice_roller 0.4.0
[INFO] finished tweaking crates.io crate dnd_dice_roller 0.4.0
[INFO] tweaked toml for crates.io crate dnd_dice_roller 0.4.0 written to /workspace/builds/worker-1/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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 371b7a9400c18096e42d19fe8a5d721ce2971c113fbdffe6bb68aaf4cf2d6a1b
[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" "371b7a9400c18096e42d19fe8a5d721ce2971c113fbdffe6bb68aaf4cf2d6a1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "371b7a9400c18096e42d19fe8a5d721ce2971c113fbdffe6bb68aaf4cf2d6a1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "371b7a9400c18096e42d19fe8a5d721ce2971c113fbdffe6bb68aaf4cf2d6a1b", kill_on_drop: false }`
[INFO] [stdout] 371b7a9400c18096e42d19fe8a5d721ce2971c113fbdffe6bb68aaf4cf2d6a1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] e60fcb3042da7f0a5d1f9b36d02c48102cf96b63563dc8f010e5dbf47a5c55ba
[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" "e60fcb3042da7f0a5d1f9b36d02c48102cf96b63563dc8f010e5dbf47a5c55ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling dice-command-parser v0.6.0
[INFO] [stderr]    Compiling dnd_dice_roller v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.79s
[INFO] running `Command { std: "docker" "inspect" "e60fcb3042da7f0a5d1f9b36d02c48102cf96b63563dc8f010e5dbf47a5c55ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e60fcb3042da7f0a5d1f9b36d02c48102cf96b63563dc8f010e5dbf47a5c55ba", kill_on_drop: false }`
[INFO] [stdout] e60fcb3042da7f0a5d1f9b36d02c48102cf96b63563dc8f010e5dbf47a5c55ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] d8e17c1830cf71f59bc991b2e075dfd02b529c9f0e48fb150f88ee7fa56e3535
[INFO] running `Command { std: "docker" "start" "-a" "d8e17c1830cf71f59bc991b2e075dfd02b529c9f0e48fb150f88ee7fa56e3535", kill_on_drop: false }`
[INFO] [stderr]    Compiling dnd_dice_roller v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "d8e17c1830cf71f59bc991b2e075dfd02b529c9f0e48fb150f88ee7fa56e3535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8e17c1830cf71f59bc991b2e075dfd02b529c9f0e48fb150f88ee7fa56e3535", kill_on_drop: false }`
[INFO] [stdout] d8e17c1830cf71f59bc991b2e075dfd02b529c9f0e48fb150f88ee7fa56e3535
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 4d7b8c6db7d817c1b6d48a1dad474a37dbb978b20f29beea2c0ae479194b9e0b
[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" "4d7b8c6db7d817c1b6d48a1dad474a37dbb978b20f29beea2c0ae479194b9e0b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dnd_dice_roller-bfea87470d3be7cd
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test dice::tests::modifier_added_to_predictable_result_one_d6_equals_two_plus_modifier ... ok
[INFO] [stdout] test dice::tests::modifier_added_to_predictable_result_one_d6_with_advantage_equals_six ... ok
[INFO] [stdout] test dice::tests::produces_predictable_results_three_d6_plus_two ... ok
[INFO] [stdout] test dice_result::test::format_raw_result_with_only_one_roll ... ok
[INFO] [stdout] test dice::tests::produces_predictable_results_one_d6_equals_two ... ok
[INFO] [stdout] test dice::tests::modifier_added_to_predictable_result_one_d6_with_disadvantage_equals_two ... ok
[INFO] [stdout] test dice_result::test::format_raw_result_with_two_rolls ... ok
[INFO] [stdout] test dice_set::test::produces_predictable_results_dice_subtraction ... ok
[INFO] [stdout] test dice_set::test::produces_predictable_results_dice_combined ... ok
[INFO] [stdout] test dice_set::test::produces_predictable_results_one_d6_parsed_equals_two ... ok
[INFO] [stdout] test dice_set::test::produces_predictable_results_dice_addition ... ok
[INFO] [stdout] test dice_set::test::produces_predictable_results_one_d6_parsed_with_disadvantage_equals_two ... ok
[INFO] [stdout] test dice_set::test::produces_predictable_results_three_d6_plus_two_parsed ... ok
[INFO] [stdout] test dice_set::test::produces_predictable_results_one_d6_parsed_with_advantage_equals_three ... ok
[INFO] [stdout] test dice::tests::roll_dice_within_range_simple ... ok
[INFO] [stderr]    Doc-tests dnd_dice_roller
[INFO] [stdout] test dice::tests::roll_dice_within_range_check_occurences ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/dice_set.rs - dice_set::DiceSet::from_str (line 77) ... ok
[INFO] [stdout] test src/dice.rs - dice::Dice::new (line 71) ... ok
[INFO] [stdout] test src/dice_set.rs - dice_set::DiceSet::from_str (line 87) ... ok
[INFO] [stdout] test src/dice.rs - dice::Dice::roll_dice_from_rng (line 113) ... ok
[INFO] [stdout] test src/dice_set.rs - dice_set::DiceSet::roll_dice_set_from_rng (line 43) ... ok
[INFO] [stdout] test src/dice.rs - dice::Dice::roll_dice (line 96) ... ok
[INFO] [stdout] test src/dice_set.rs - dice_set::DiceSet::roll_dice_set (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4d7b8c6db7d817c1b6d48a1dad474a37dbb978b20f29beea2c0ae479194b9e0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d7b8c6db7d817c1b6d48a1dad474a37dbb978b20f29beea2c0ae479194b9e0b", kill_on_drop: false }`
[INFO] [stdout] 4d7b8c6db7d817c1b6d48a1dad474a37dbb978b20f29beea2c0ae479194b9e0b