[INFO] cloning repository https://github.com/flugsio/valuator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/flugsio/valuator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflugsio%2Fvaluator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflugsio%2Fvaluator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0633c3e718bf7306f0d0da75d057d76763734e31
[INFO] checking flugsio/valuator against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflugsio%2Fvaluator" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/flugsio/valuator on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/flugsio/valuator
[INFO] finished tweaking git repo https://github.com/flugsio/valuator
[INFO] tweaked toml for git repo https://github.com/flugsio/valuator written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/flugsio/valuator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b042f7652e1bfeab9a50eb205c59f905460538e542cc0f042492f27f8b9abcda
[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" "b042f7652e1bfeab9a50eb205c59f905460538e542cc0f042492f27f8b9abcda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b042f7652e1bfeab9a50eb205c59f905460538e542cc0f042492f27f8b9abcda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b042f7652e1bfeab9a50eb205c59f905460538e542cc0f042492f27f8b9abcda", kill_on_drop: false }`
[INFO] [stdout] b042f7652e1bfeab9a50eb205c59f905460538e542cc0f042492f27f8b9abcda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] be39d5638d90fd26788491906a6ac6b55cb91f2d3ef92f41e0a2417c88847cd7
[INFO] running `Command { std: "docker" "start" "-a" "be39d5638d90fd26788491906a6ac6b55cb91f2d3ef92f41e0a2417c88847cd7", kill_on_drop: false }`
[INFO] [stderr]     Checking valuator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `search` is never read
[INFO] [stdout]     --> src/main.rs:1660:13
[INFO] [stdout]      |
[INFO] [stdout] 1660 |     let mut search = Cluster { name: "asdf".to_string(), structures: Vec::new() };
[INFO] [stdout]      |             ^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `search` is never read
[INFO] [stdout]     --> src/main.rs:1660:13
[INFO] [stdout]      |
[INFO] [stdout] 1660 |     let mut search = Cluster { name: "asdf".to_string(), structures: Vec::new() };
[INFO] [stdout]      |             ^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[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 [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "be39d5638d90fd26788491906a6ac6b55cb91f2d3ef92f41e0a2417c88847cd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be39d5638d90fd26788491906a6ac6b55cb91f2d3ef92f41e0a2417c88847cd7", kill_on_drop: false }`
[INFO] [stdout] be39d5638d90fd26788491906a6ac6b55cb91f2d3ef92f41e0a2417c88847cd7