[INFO] updating cached repository https://github.com/benjaminboxler/DiceRoll
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 489333852fb1012cd7a0a69c6b0e0ed098e737af
[INFO] testing benjaminboxler/DiceRoll against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenjaminboxler%2FDiceRoll" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/benjaminboxler/DiceRoll on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/benjaminboxler/DiceRoll
[INFO] finished tweaking git repo https://github.com/benjaminboxler/DiceRoll
[INFO] tweaked toml for git repo https://github.com/benjaminboxler/DiceRoll written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/benjaminboxler/DiceRoll already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f0daa90618697720ad7a6c333ce0a581aaee57b2132fe3d6c753f42ed545f99
[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" "0f0daa90618697720ad7a6c333ce0a581aaee57b2132fe3d6c753f42ed545f99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f0daa90618697720ad7a6c333ce0a581aaee57b2132fe3d6c753f42ed545f99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f0daa90618697720ad7a6c333ce0a581aaee57b2132fe3d6c753f42ed545f99", kill_on_drop: false }`
[INFO] [stdout] 0f0daa90618697720ad7a6c333ce0a581aaee57b2132fe3d6c753f42ed545f99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1de9ab999dd071ded9592e3851f901f82ed15e641a90bbf723ab8bbca844198c
[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" "1de9ab999dd071ded9592e3851f901f82ed15e641a90bbf723ab8bbca844198c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.36
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling dice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/main.rs:13:50
[INFO] [stdout]    |
[INFO] [stdout] 13 |             values = input.trim().split("d").map({|x| x.parse().unwrap()}).collect();
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` 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 3.69s
[INFO] running `Command { std: "docker" "inspect" "1de9ab999dd071ded9592e3851f901f82ed15e641a90bbf723ab8bbca844198c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1de9ab999dd071ded9592e3851f901f82ed15e641a90bbf723ab8bbca844198c", kill_on_drop: false }`
[INFO] [stdout] 1de9ab999dd071ded9592e3851f901f82ed15e641a90bbf723ab8bbca844198c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf788a8ef3f7958253e3b0681dec736146f396c2c36ca72514b3236fe81f31e9
[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" "bf788a8ef3f7958253e3b0681dec736146f396c2c36ca72514b3236fe81f31e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling dice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]   --> src/main.rs:13:50
[INFO] [stdout]    |
[INFO] [stdout] 13 |             values = input.trim().split("d").map({|x| x.parse().unwrap()}).collect();
[INFO] [stdout]    |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "bf788a8ef3f7958253e3b0681dec736146f396c2c36ca72514b3236fe81f31e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf788a8ef3f7958253e3b0681dec736146f396c2c36ca72514b3236fe81f31e9", kill_on_drop: false }`
[INFO] [stdout] bf788a8ef3f7958253e3b0681dec736146f396c2c36ca72514b3236fe81f31e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f7ba446fa33e2139b78b4ddcbcf2f7a47df49fc4bf9f98d281f8b995e1fbfc0c
[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" "f7ba446fa33e2139b78b4ddcbcf2f7a47df49fc4bf9f98d281f8b995e1fbfc0c", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary braces around method argument
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:13:50
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 13 |             values = input.trim().split("d").map({|x| x.parse().unwrap()}).collect();
[INFO] [stdout] 
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dice-6ba6cd76bc3620d1
[INFO] running `Command { std: "docker" "inspect" "f7ba446fa33e2139b78b4ddcbcf2f7a47df49fc4bf9f98d281f8b995e1fbfc0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7ba446fa33e2139b78b4ddcbcf2f7a47df49fc4bf9f98d281f8b995e1fbfc0c", kill_on_drop: false }`
[INFO] [stdout] f7ba446fa33e2139b78b4ddcbcf2f7a47df49fc4bf9f98d281f8b995e1fbfc0c