[INFO] fetching crate rouler 0.2.1...
[INFO] testing rouler-0.2.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rouler 0.2.1 into /workspace/builds/worker-88/source
[INFO] validating manifest of crates.io crate rouler 0.2.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rouler 0.2.1
[INFO] finished tweaking crates.io crate rouler 0.2.1
[INFO] tweaked toml for crates.io crate rouler 0.2.1 written to /workspace/builds/worker-88/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 013001f2456e70a7186a6b3fefc4ddaf43b8b93d58086a0db6be17c08ed8a587
[INFO] running `Command { std: "docker" "start" "-a" "013001f2456e70a7186a6b3fefc4ddaf43b8b93d58086a0db6be17c08ed8a587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "013001f2456e70a7186a6b3fefc4ddaf43b8b93d58086a0db6be17c08ed8a587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "013001f2456e70a7186a6b3fefc4ddaf43b8b93d58086a0db6be17c08ed8a587", kill_on_drop: false }`
[INFO] [stdout] 013001f2456e70a7186a6b3fefc4ddaf43b8b93d58086a0db6be17c08ed8a587
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4eaba5f0c3846a73dfc0d43a4ea8bf02c28a5fc47052712417a32d54c4741a50
[INFO] running `Command { std: "docker" "start" "-a" "4eaba5f0c3846a73dfc0d43a4ea8bf02c28a5fc47052712417a32d54c4741a50", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]    Compiling rouler v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.31s
[INFO] running `Command { std: "docker" "inspect" "4eaba5f0c3846a73dfc0d43a4ea8bf02c28a5fc47052712417a32d54c4741a50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eaba5f0c3846a73dfc0d43a4ea8bf02c28a5fc47052712417a32d54c4741a50", kill_on_drop: false }`
[INFO] [stdout] 4eaba5f0c3846a73dfc0d43a4ea8bf02c28a5fc47052712417a32d54c4741a50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98efb5c0f5bf34676e04b8a777b8774691b228338cc9595842dd3930aded98d0
[INFO] running `Command { std: "docker" "start" "-a" "98efb5c0f5bf34676e04b8a777b8774691b228338cc9595842dd3930aded98d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rouler v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "98efb5c0f5bf34676e04b8a777b8774691b228338cc9595842dd3930aded98d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98efb5c0f5bf34676e04b8a777b8774691b228338cc9595842dd3930aded98d0", kill_on_drop: false }`
[INFO] [stdout] 98efb5c0f5bf34676e04b8a777b8774691b228338cc9595842dd3930aded98d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c0270d0e65424d3c418db76937c6e0762328e62bf3c0caac69cd681bbc8cbb8c
[INFO] running `Command { std: "docker" "start" "-a" "c0270d0e65424d3c418db76937c6e0762328e62bf3c0caac69cd681bbc8cbb8c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rouler-9e08e3da74d845b0)
[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] [stderr]      Running tests/roller.rs (/opt/rustwide/target/debug/deps/roller-bc5d269710dda5eb)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test d_op_is_case_insensitive ... ok
[INFO] [stdout] test negative_dice_negates_roll_value ... ok
[INFO] [stdout] test spaces_not_allowed_in_die_codes ... ignored
[INFO] [stdout] test roller_object_within_range ... ok
[INFO] [stdout] test reroll_changes_value ... ok
[INFO] [stdout] test rollers_are_iterators ... ok
[INFO] [stdout] test custom_dice_spaces_optional ... ok
[INFO] [stdout] test roll_dice_within_range ... ok
[INFO] [stdout] test roll_custom_dice_within_range ... ok
[INFO] [stdout] test num_of_dice_nonzero - should panic ... ok
[INFO] [stdout] test non_zero_sides_disallowed - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rouler
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/lib.rs - (line 35) ... ignored
[INFO] [stdout] test src/roll.rs - roll::Roller::iter (line 185) ... ignored
[INFO] [stdout] test src/roll.rs - roll::Roller::reroll (line 141) ... ok
[INFO] [stdout] test src/roll.rs - roll::Roller::new (line 111) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/roll.rs - roll::roll_dice_or_fail (line 42) ... ok
[INFO] [stdout] test src/roll.rs - roll::Roller::iter (line 168) ... ok
[INFO] [stdout] test src/roll.rs - roll::roller_or_fail (line 59) ... ok
[INFO] [stdout] test src/roll.rs - roll::roll_dice (line 24) ... ok
[INFO] [stdout] test src/roll.rs - roll::Roller::iter (line 177) ... ok
[INFO] [stdout] test src/roll.rs - roll::Roller::new (line 125) ... ok
[INFO] [stdout] test src/roll.rs - roll::Roller::new (line 99) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.82s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c0270d0e65424d3c418db76937c6e0762328e62bf3c0caac69cd681bbc8cbb8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0270d0e65424d3c418db76937c6e0762328e62bf3c0caac69cd681bbc8cbb8c", kill_on_drop: false }`
[INFO] [stdout] c0270d0e65424d3c418db76937c6e0762328e62bf3c0caac69cd681bbc8cbb8c