[INFO] cloning repository https://github.com/rigelrozanski/dicedemon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rigelrozanski/dicedemon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frigelrozanski%2Fdicedemon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frigelrozanski%2Fdicedemon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02fcdf40e827e1eba2e4f66b15c1307b37fd1933
[INFO] checking rigelrozanski/dicedemon against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frigelrozanski%2Fdicedemon" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rigelrozanski/dicedemon on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rigelrozanski/dicedemon
[INFO] finished tweaking git repo https://github.com/rigelrozanski/dicedemon
[INFO] tweaked toml for git repo https://github.com/rigelrozanski/dicedemon written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/rigelrozanski/dicedemon already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b4db8f5ea3d46ace738320e164a99851996c62017c335089e5d447e8a7e61c5
[INFO] running `Command { std: "docker" "start" "-a" "1b4db8f5ea3d46ace738320e164a99851996c62017c335089e5d447e8a7e61c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b4db8f5ea3d46ace738320e164a99851996c62017c335089e5d447e8a7e61c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b4db8f5ea3d46ace738320e164a99851996c62017c335089e5d447e8a7e61c5", kill_on_drop: false }`
[INFO] [stdout] 1b4db8f5ea3d46ace738320e164a99851996c62017c335089e5d447e8a7e61c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2910c6ead6a3704ec1ef2bb63b722117a996d0400addcba8be42864428cc887b
[INFO] running `Command { std: "docker" "start" "-a" "2910c6ead6a3704ec1ef2bb63b722117a996d0400addcba8be42864428cc887b", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]    Compiling either v1.4.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling cc v1.0.4
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking rustc-demangle v0.1.5
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking untrusted v0.5.1
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking bitreader v0.3.1
[INFO] [stderr]     Checking data-encoding v2.1.1
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]    Compiling syn v0.12.13
[INFO] [stderr]     Checking clap v2.30.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling ring v0.12.1
[INFO] [stderr]    Compiling structopt-derive v0.2.3
[INFO] [stderr]     Checking structopt v0.2.3
[INFO] [stderr]     Checking backtrace v0.3.5
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking bip39 v0.5.0
[INFO] [stderr]     Checking dicedemon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/main.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 110 |     &to_validate.extend(entropy_hash_to_validate_bits.into_iter().take(target_mnemonic.checksum_bits()));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/main.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 110 |     &to_validate.extend(entropy_hash_to_validate_bits.into_iter().take(target_mnemonic.checksum_bits()));
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.42s
[INFO] running `Command { std: "docker" "inspect" "2910c6ead6a3704ec1ef2bb63b722117a996d0400addcba8be42864428cc887b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2910c6ead6a3704ec1ef2bb63b722117a996d0400addcba8be42864428cc887b", kill_on_drop: false }`
[INFO] [stdout] 2910c6ead6a3704ec1ef2bb63b722117a996d0400addcba8be42864428cc887b