[INFO] cloning repository https://github.com/GradyCongdon/dog-ear
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GradyCongdon/dog-ear" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGradyCongdon%2Fdog-ear", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGradyCongdon%2Fdog-ear'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 301536d57b8cdfc6ca1194dd34045a5601deb2c2
[INFO] checking GradyCongdon/dog-ear against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGradyCongdon%2Fdog-ear" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/GradyCongdon/dog-ear
[INFO] finished tweaking git repo https://github.com/GradyCongdon/dog-ear
[INFO] tweaked toml for git repo https://github.com/GradyCongdon/dog-ear written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/GradyCongdon/dog-ear on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/GradyCongdon/dog-ear 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded open v3.0.3
[INFO] [stderr]   Downloaded num-complex v0.4.2
[INFO] [stderr]   Downloaded pancurses v0.17.0
[INFO] [stderr]   Downloaded winreg v0.5.1
[INFO] [stderr]   Downloaded cursive_core v0.3.5
[INFO] [stderr]   Downloaded serde_json v1.0.86
[INFO] [stderr]   Downloaded time v0.3.15
[INFO] [stderr]   Downloaded pdcurses-sys v0.7.1
[INFO] [stderr]   Downloaded libc v0.2.135
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1c105b2283568f48394822c6ae242871f9bd67ad6ee31df274ddaad24b88a65
[INFO] running `Command { std: "docker" "start" "-a" "e1c105b2283568f48394822c6ae242871f9bd67ad6ee31df274ddaad24b88a65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1c105b2283568f48394822c6ae242871f9bd67ad6ee31df274ddaad24b88a65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1c105b2283568f48394822c6ae242871f9bd67ad6ee31df274ddaad24b88a65", kill_on_drop: false }`
[INFO] [stdout] e1c105b2283568f48394822c6ae242871f9bd67ad6ee31df274ddaad24b88a65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6dc37aa18c084ebde4a7c35de425ed51a63ba875f57d51eb42985a39b112ef8f
[INFO] running `Command { std: "docker" "start" "-a" "6dc37aa18c084ebde4a7c35de425ed51a63ba875f57d51eb42985a39b112ef8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling syn v1.0.102
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling ahash v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.145
[INFO] [stderr]    Compiling serde v1.0.145
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking unicode-segmentation v1.10.0
[INFO] [stderr]    Compiling serde_json v1.0.86
[INFO] [stderr]     Checking xi-unicode v0.3.0
[INFO] [stderr]     Checking pathdiff v0.2.1
[INFO] [stderr]     Checking open v3.0.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling ncurses v5.101.0
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking time v0.3.15
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking num-complex v0.4.2
[INFO] [stderr]     Checking pancurses v0.17.0
[INFO] [stderr]     Checking num-iter v0.1.43
[INFO] [stderr]     Checking num-rational v0.4.1
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling darling_core v0.14.1
[INFO] [stderr]    Compiling enum-map-derive v0.10.0
[INFO] [stderr]     Checking enum-map v2.4.1
[INFO] [stderr]    Compiling darling_macro v0.14.1
[INFO] [stderr]    Compiling darling v0.14.1
[INFO] [stderr]    Compiling enumset_derive v0.6.1
[INFO] [stderr]     Checking enumset v1.0.12
[INFO] [stderr]     Checking cursive_core v0.3.5
[INFO] [stderr]     Checking cursive v0.20.0
[INFO] [stderr]     Checking dog-ear v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `count` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |     let mut count = 0;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_count` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `count` is never read
[INFO] [stdout]    --> src/main.rs:133:17
[INFO] [stdout]     |
[INFO] [stdout] 133 |                 count += 1;
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `count` is assigned to, but never used
[INFO] [stdout]    --> src/main.rs:128:9
[INFO] [stdout]     |
[INFO] [stdout] 128 |     let mut count = 0;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_count` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `count` is never read
[INFO] [stdout]    --> src/main.rs:133:17
[INFO] [stdout]     |
[INFO] [stdout] 133 |                 count += 1;
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.77s
[INFO] running `Command { std: "docker" "inspect" "6dc37aa18c084ebde4a7c35de425ed51a63ba875f57d51eb42985a39b112ef8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dc37aa18c084ebde4a7c35de425ed51a63ba875f57d51eb42985a39b112ef8f", kill_on_drop: false }`
[INFO] [stdout] 6dc37aa18c084ebde4a7c35de425ed51a63ba875f57d51eb42985a39b112ef8f
