[INFO] fetching crate simplesignal 0.1.1...
[INFO] checking simplesignal-0.1.1 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate simplesignal 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate simplesignal 0.1.1
[INFO] finished tweaking crates.io crate simplesignal 0.1.1
[INFO] tweaked toml for crates.io crate simplesignal 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate simplesignal 0.1.1 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate simplesignal 0.1.1 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87a31bece8019b40ebb1a2fb9781fc908534f421a8f9580ed2dea3e99249f46c
[INFO] running `Command { std: "docker" "start" "-a" "87a31bece8019b40ebb1a2fb9781fc908534f421a8f9580ed2dea3e99249f46c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87a31bece8019b40ebb1a2fb9781fc908534f421a8f9580ed2dea3e99249f46c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87a31bece8019b40ebb1a2fb9781fc908534f421a8f9580ed2dea3e99249f46c", kill_on_drop: false }`
[INFO] [stdout] 87a31bece8019b40ebb1a2fb9781fc908534f421a8f9580ed2dea3e99249f46c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87c90f41cc9d2047206bbcb038c2e0d04a96f56388fd197d653ea07e3cb60f7a
[INFO] running `Command { std: "docker" "start" "-a" "87c90f41cc9d2047206bbcb038c2e0d04a96f56388fd197d653ea07e3cb60f7a", kill_on_drop: false }`
[INFO] [stderr]     Checking simplesignal v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `signal`
[INFO] [stdout]  --> examples/basic.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use signal::Signal;
[INFO] [stdout]   |     ^^^^^^ use of unresolved module or unlinked crate `signal`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `signal`, use `cargo add signal` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `simplesignal` (example "basic") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "87c90f41cc9d2047206bbcb038c2e0d04a96f56388fd197d653ea07e3cb60f7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87c90f41cc9d2047206bbcb038c2e0d04a96f56388fd197d653ea07e3cb60f7a", kill_on_drop: false }`
[INFO] [stdout] 87c90f41cc9d2047206bbcb038c2e0d04a96f56388fd197d653ea07e3cb60f7a