[INFO] cloning repository https://github.com/danielwolbach/matheval
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danielwolbach/matheval" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielwolbach%2Fmatheval", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielwolbach%2Fmatheval'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 070e54d2e05dae4b24121581d47c379d27a6842c
[INFO] checking danielwolbach/matheval against master#36b21637e93b038453924d3c66821089e71d8baa for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielwolbach%2Fmatheval" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/danielwolbach/matheval
[INFO] finished tweaking git repo https://github.com/danielwolbach/matheval
[INFO] tweaked toml for git repo https://github.com/danielwolbach/matheval written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/danielwolbach/matheval on toolchain 36b21637e93b038453924d3c66821089e71d8baa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/danielwolbach/matheval 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" "+36b21637e93b038453924d3c66821089e71d8baa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0188d95c67246dc3dbf005c34b0cd6d5e007d75785d79db827ead3ecdde74b0e
[INFO] running `Command { std: "docker" "start" "-a" "0188d95c67246dc3dbf005c34b0cd6d5e007d75785d79db827ead3ecdde74b0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0188d95c67246dc3dbf005c34b0cd6d5e007d75785d79db827ead3ecdde74b0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0188d95c67246dc3dbf005c34b0cd6d5e007d75785d79db827ead3ecdde74b0e", kill_on_drop: false }`
[INFO] [stdout] 0188d95c67246dc3dbf005c34b0cd6d5e007d75785d79db827ead3ecdde74b0e
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+36b21637e93b038453924d3c66821089e71d8baa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71839e30e4c6a851caca9361c72cce73e1ded327f57f698cf1dc20e956f0503a
[INFO] running `Command { std: "docker" "start" "-a" "71839e30e4c6a851caca9361c72cce73e1ded327f57f698cf1dc20e956f0503a", kill_on_drop: false }`
[INFO] [stderr]     Checking matheval v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `mathl`
[INFO] [stdout]  --> tests/addition.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use mathl::value::Fraction;
[INFO] [stdout]   |     ^^^^^ use of unresolved module or unlinked crate `mathl`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `mathl`, use `cargo add mathl` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `mathl`
[INFO] [stdout]  --> tests/addition.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use mathl::Expression;
[INFO] [stdout]   |     ^^^^^ use of unresolved module or unlinked crate `mathl`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `mathl`, use `cargo add mathl` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `mathl`
[INFO] [stdout]  --> tests/addition.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use mathl::Value;
[INFO] [stdout]   |     ^^^^^ use of unresolved module or unlinked crate `mathl`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `mathl`, use `cargo add mathl` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `matheval` (test "addition") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "71839e30e4c6a851caca9361c72cce73e1ded327f57f698cf1dc20e956f0503a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71839e30e4c6a851caca9361c72cce73e1ded327f57f698cf1dc20e956f0503a", kill_on_drop: false }`
[INFO] [stdout] 71839e30e4c6a851caca9361c72cce73e1ded327f57f698cf1dc20e956f0503a
