[INFO] cloning repository https://github.com/sector-f/admiral [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sector-f/admiral" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsector-f%2Fadmiral", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsector-f%2Fadmiral'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] efd5d452b2751751dec7768434d6d713bc6e5152 [INFO] checking sector-f/admiral against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsector-f%2Fadmiral" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sector-f/admiral on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sector-f/admiral [INFO] finished tweaking git repo https://github.com/sector-f/admiral [INFO] tweaked toml for git repo https://github.com/sector-f/admiral written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/sector-f/admiral already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_derive v1.0.27 [INFO] [stderr] Downloaded serde v1.0.27 [INFO] [stderr] Downloaded bit-set v0.4.0 [INFO] [stderr] Downloaded serde_derive_internals v0.19.0 [INFO] [stderr] Downloaded chan v0.1.20 [INFO] [stderr] Downloaded rand v0.3.20 [INFO] [stderr] Downloaded toml v0.4.5 [INFO] [stderr] Downloaded clap v2.29.2 [INFO] [stderr] Downloaded libc v0.2.36 [INFO] [stderr] Downloaded chan-signal v0.3.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 94a73c6447876e14f0387c6850ce969346a3825914efe2b733308a2f5928245b [INFO] running `Command { std: "docker" "start" "-a" "94a73c6447876e14f0387c6850ce969346a3825914efe2b733308a2f5928245b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "94a73c6447876e14f0387c6850ce969346a3825914efe2b733308a2f5928245b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94a73c6447876e14f0387c6850ce969346a3825914efe2b733308a2f5928245b", kill_on_drop: false }` [INFO] [stdout] 94a73c6447876e14f0387c6850ce969346a3825914efe2b733308a2f5928245b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 37748f12106c2ce780a82cc53607bd5ef7462e899cef170398f56d0125ed1b2b [INFO] running `Command { std: "docker" "start" "-a" "37748f12106c2ce780a82cc53607bd5ef7462e899cef170398f56d0125ed1b2b", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.2.36 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking bit-vec v0.4.4 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking serde v1.0.27 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking ansi_term v0.10.2 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking bit-set v0.4.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking rand v0.3.20 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking atty v0.2.6 [INFO] [stderr] Checking threadpool v1.7.1 [INFO] [stderr] Checking clap v2.29.2 [INFO] [stderr] Checking chan v0.1.20 [INFO] [stderr] Compiling serde_derive_internals v0.19.0 [INFO] [stderr] Checking chan-signal v0.3.1 [INFO] [stderr] Compiling serde_derive v1.0.27 [INFO] [stderr] Checking toml v0.4.5 [INFO] [stderr] Checking admiral v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 31 | Signal(Signal), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 31 | Signal(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 31 | Signal(Signal), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 31 | Signal(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.97s [INFO] running `Command { std: "docker" "inspect" "37748f12106c2ce780a82cc53607bd5ef7462e899cef170398f56d0125ed1b2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37748f12106c2ce780a82cc53607bd5ef7462e899cef170398f56d0125ed1b2b", kill_on_drop: false }` [INFO] [stdout] 37748f12106c2ce780a82cc53607bd5ef7462e899cef170398f56d0125ed1b2b [INFO] checking sector-f/admiral against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsector-f%2Fadmiral" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sector-f/admiral on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sector-f/admiral [INFO] finished tweaking git repo https://github.com/sector-f/admiral [INFO] tweaked toml for git repo https://github.com/sector-f/admiral written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/sector-f/admiral already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0e1c52c898cddb565e1e1515359d25160f5345b54344111c2130025a04ace571 [INFO] running `Command { std: "docker" "start" "-a" "0e1c52c898cddb565e1e1515359d25160f5345b54344111c2130025a04ace571", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0e1c52c898cddb565e1e1515359d25160f5345b54344111c2130025a04ace571", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e1c52c898cddb565e1e1515359d25160f5345b54344111c2130025a04ace571", kill_on_drop: false }` [INFO] [stdout] 0e1c52c898cddb565e1e1515359d25160f5345b54344111c2130025a04ace571 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c462b0647d767a141370e52c54c2b97e7f7811ad0561c004af94e30cfb696ed1 [INFO] running `Command { std: "docker" "start" "-a" "c462b0647d767a141370e52c54c2b97e7f7811ad0561c004af94e30cfb696ed1", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Checking libc v0.2.36 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking bit-vec v0.4.4 [INFO] [stderr] Checking ansi_term v0.10.2 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking serde v1.0.27 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking bit-set v0.4.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking rand v0.3.20 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking atty v0.2.6 [INFO] [stderr] Checking threadpool v1.7.1 [INFO] [stderr] Checking clap v2.29.2 [INFO] [stderr] Checking chan v0.1.20 [INFO] [stderr] Checking chan-signal v0.3.1 [INFO] [stderr] Compiling serde_derive_internals v0.19.0 [INFO] [stderr] Compiling serde_derive v1.0.27 [INFO] [stderr] Checking toml v0.4.5 [INFO] [stderr] Checking admiral v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 31 | Signal(Signal), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 31 | Signal(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:31:12 [INFO] [stdout] | [INFO] [stdout] 31 | Signal(Signal), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 31 | Signal(()), [INFO] [stdout] | ~~ [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 `dev` profile [unoptimized + debuginfo] target(s) in 7.45s [INFO] running `Command { std: "docker" "inspect" "c462b0647d767a141370e52c54c2b97e7f7811ad0561c004af94e30cfb696ed1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c462b0647d767a141370e52c54c2b97e7f7811ad0561c004af94e30cfb696ed1", kill_on_drop: false }` [INFO] [stdout] c462b0647d767a141370e52c54c2b97e7f7811ad0561c004af94e30cfb696ed1