[INFO] cloning repository https://github.com/Skepfyr/rust-issue-86528
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Skepfyr/rust-issue-86528" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkepfyr%2Frust-issue-86528", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkepfyr%2Frust-issue-86528'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0016342c6d267a822d2b43a53b2a522ac4df3f46
[INFO] checking Skepfyr/rust-issue-86528/0016342c6d267a822d2b43a53b2a522ac4df3f46 against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkepfyr%2Frust-issue-86528" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Skepfyr/rust-issue-86528
[INFO] finished tweaking git repo https://github.com/Skepfyr/rust-issue-86528
[INFO] tweaked toml for git repo https://github.com/Skepfyr/rust-issue-86528 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Skepfyr/rust-issue-86528 on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Skepfyr/rust-issue-86528 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4013deb437243f10087290cd153ba0672cd3a5ff52c10f8230d1e5cdd980e39f
[INFO] running `Command { std: "docker" "start" "4013deb437243f10087290cd153ba0672cd3a5ff52c10f8230d1e5cdd980e39f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4013deb437243f10087290cd153ba0672cd3a5ff52c10f8230d1e5cdd980e39f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4013deb437243f10087290cd153ba0672cd3a5ff52c10f8230d1e5cdd980e39f" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4013deb437243f10087290cd153ba0672cd3a5ff52c10f8230d1e5cdd980e39f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4013deb437243f10087290cd153ba0672cd3a5ff52c10f8230d1e5cdd980e39f" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling dep v0.1.0 (/opt/rustwide/workdir/dep)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> dep/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     f64::from_str("");
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let _ = f64::from_str("");
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> dep/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     f64::from_str("");
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let _ = f64::from_str("");
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling my_macro v0.1.0 (/opt/rustwide/workdir/my_macro)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> dep/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     f64::from_str("");
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let _ = f64::from_str("");
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking root v0.1.0 (/opt/rustwide/workdir/root)
[INFO] [stderr] warning: unused dependency `my_macro`
[INFO] [stderr]  --> root/Cargo.toml:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | my_macro = { path = "../my_macro" }
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::unused_dependencies` is set to `warn` by default
[INFO] [stderr] help: consider removing the dependency on `my_macro`
[INFO] [stderr] warning: `root` (manifest) generated 1 warning
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "4013deb437243f10087290cd153ba0672cd3a5ff52c10f8230d1e5cdd980e39f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4013deb437243f10087290cd153ba0672cd3a5ff52c10f8230d1e5cdd980e39f", kill_on_drop: false }`
[INFO] [stdout] 4013deb437243f10087290cd153ba0672cd3a5ff52c10f8230d1e5cdd980e39f
