[INFO] cloning repository https://github.com/TypeLevelConsoli/rust-arity-scan
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TypeLevelConsoli/rust-arity-scan" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTypeLevelConsoli%2Frust-arity-scan", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTypeLevelConsoli%2Frust-arity-scan'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a19e2aff466f5522065cd78714e288b8b7de4dc
[INFO] checking TypeLevelConsoli/rust-arity-scan against try#94e848735e78b58442e0b82e9c60f8f430840389 for pr-149218
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTypeLevelConsoli%2Frust-arity-scan" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/TypeLevelConsoli/rust-arity-scan
[INFO] finished tweaking git repo https://github.com/TypeLevelConsoli/rust-arity-scan
[INFO] tweaked toml for git repo https://github.com/TypeLevelConsoli/rust-arity-scan written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TypeLevelConsoli/rust-arity-scan on toolchain 94e848735e78b58442e0b82e9c60f8f430840389
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94e848735e78b58442e0b82e9c60f8f430840389" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/TypeLevelConsoli/rust-arity-scan 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" "+94e848735e78b58442e0b82e9c60f8f430840389" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tree-sitter-language v0.1.5
[INFO] [stderr]   Downloaded cc v1.2.15
[INFO] [stderr]   Downloaded tree-sitter v0.25.2
[INFO] [stderr]   Downloaded tree-sitter-rust v0.23.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+94e848735e78b58442e0b82e9c60f8f430840389" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9bf9172da550b0f79050186d2dca77bb00727ef696be5e768baa8d90322e68a2
[INFO] running `Command { std: "docker" "start" "-a" "9bf9172da550b0f79050186d2dca77bb00727ef696be5e768baa8d90322e68a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9bf9172da550b0f79050186d2dca77bb00727ef696be5e768baa8d90322e68a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bf9172da550b0f79050186d2dca77bb00727ef696be5e768baa8d90322e68a2", kill_on_drop: false }`
[INFO] [stdout] 9bf9172da550b0f79050186d2dca77bb00727ef696be5e768baa8d90322e68a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+94e848735e78b58442e0b82e9c60f8f430840389" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b0b00ad334910b9ff96f19765bed814c56fa29e78cf056fbf13b4fd22dfb96d
[INFO] running `Command { std: "docker" "start" "-a" "0b0b00ad334910b9ff96f19765bed814c56fa29e78cf056fbf13b4fd22dfb96d", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.15
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]    Compiling serde_json v1.0.139
[INFO] [stderr]    Compiling ryu v1.0.19
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking tree-sitter-language v0.1.5
[INFO] [stderr]     Checking streaming-iterator v0.1.9
[INFO] [stderr]    Compiling indexmap v2.7.1
[INFO] [stderr]    Compiling tree-sitter-rust v0.23.2
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling tree-sitter v0.25.2
[INFO] [stderr]     Checking rust-arity-scan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.57s
[INFO] running `Command { std: "docker" "inspect" "0b0b00ad334910b9ff96f19765bed814c56fa29e78cf056fbf13b4fd22dfb96d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b0b00ad334910b9ff96f19765bed814c56fa29e78cf056fbf13b4fd22dfb96d", kill_on_drop: false }`
[INFO] [stdout] 0b0b00ad334910b9ff96f19765bed814c56fa29e78cf056fbf13b4fd22dfb96d