[INFO] cloning repository https://github.com/edmothershaw/proper-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/edmothershaw/proper-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedmothershaw%2Fproper-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedmothershaw%2Fproper-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9bf85950e9aaeb4a1cdee29bef30d50899cb4d5a
[INFO] checking edmothershaw/proper-rust against beta-2021-10-15 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedmothershaw%2Fproper-rust" "/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/edmothershaw/proper-rust on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/edmothershaw/proper-rust
[INFO] finished tweaking git repo https://github.com/edmothershaw/proper-rust
[INFO] tweaked toml for git repo https://github.com/edmothershaw/proper-rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/edmothershaw/proper-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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/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" "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" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54edc4383d1be883227b775f531b789771393831de60cff9bcc8fe443a054fd1
[INFO] running `Command { std: "docker" "start" "-a" "54edc4383d1be883227b775f531b789771393831de60cff9bcc8fe443a054fd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54edc4383d1be883227b775f531b789771393831de60cff9bcc8fe443a054fd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54edc4383d1be883227b775f531b789771393831de60cff9bcc8fe443a054fd1", kill_on_drop: false }`
[INFO] [stdout] 54edc4383d1be883227b775f531b789771393831de60cff9bcc8fe443a054fd1
[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" "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" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "b0da5a3009a4669aaf453b77f4cc7b21457e26914bdd95275b2e840ac4d3b423", kill_on_drop: false }`
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[INFO] [stdout] warning: associated function is never used: `error`
[INFO] [stdout]   --> src/proper_rust/flow_logger.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn error(&self, fc: &FlowContext, message: &str) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `error`
[INFO] [stdout]   --> src/proper_rust/flow_logger.rs:79:12
[INFO] [stdout]    |
[INFO] [stdout] 79 |     pub fn error(&self, fc: &FlowContext, message: &str) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` 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 6m 16s
[INFO] running `Command { std: "docker" "inspect" "b0da5a3009a4669aaf453b77f4cc7b21457e26914bdd95275b2e840ac4d3b423", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0da5a3009a4669aaf453b77f4cc7b21457e26914bdd95275b2e840ac4d3b423", kill_on_drop: false }`
[INFO] [stdout] b0da5a3009a4669aaf453b77f4cc7b21457e26914bdd95275b2e840ac4d3b423
