[INFO] cloning repository https://github.com/dais39/minigrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dais39/minigrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdais39%2Fminigrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdais39%2Fminigrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75d9f83e10834bb78573927e54a9d4336e94ae46
[INFO] checking dais39/minigrep against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdais39%2Fminigrep" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dais39/minigrep on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dais39/minigrep
[INFO] finished tweaking git repo https://github.com/dais39/minigrep
[INFO] tweaked toml for git repo https://github.com/dais39/minigrep written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dais39/minigrep 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" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15d54981d17ee26b7a1e705ed5cefdd261f86cdd8e43cc6ffaaebc0742fcfe35
[INFO] running `Command { std: "docker" "start" "-a" "15d54981d17ee26b7a1e705ed5cefdd261f86cdd8e43cc6ffaaebc0742fcfe35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15d54981d17ee26b7a1e705ed5cefdd261f86cdd8e43cc6ffaaebc0742fcfe35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15d54981d17ee26b7a1e705ed5cefdd261f86cdd8e43cc6ffaaebc0742fcfe35", kill_on_drop: false }`
[INFO] [stdout] 15d54981d17ee26b7a1e705ed5cefdd261f86cdd8e43cc6ffaaebc0742fcfe35
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93b5c5cb87dc25750451bff05639b115280112897adda12603f255c5d551878e
[INFO] running `Command { std: "docker" "start" "-a" "93b5c5cb87dc25750451bff05639b115280112897adda12603f255c5d551878e", kill_on_drop: false }`
[INFO] [stderr]     Checking minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `String: Pattern<'_>` is not satisfied
[INFO] [stdout]   --> src/lib.rs:36:53
[INFO] [stdout]    |
[INFO] [stdout] 36 |         .filter(|line| line.to_lowercase().contains(query))
[INFO] [stdout]    |                                            -------- ^^^^^ the trait `Pattern<'_>` is not implemented for `String`
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `String` to implement `Pattern<'_>`
[INFO] [stdout] note: required by a bound in `core::str::<impl str>::contains`
[INFO] [stdout]   --> /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/core/src/str/mod.rs:1140:5
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]    |
[INFO] [stdout] 36 |         .filter(|line| line.to_lowercase().contains(&query))
[INFO] [stdout]    |                                                     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `String: Pattern<'_>` is not satisfied
[INFO] [stdout]   --> src/lib.rs:36:53
[INFO] [stdout]    |
[INFO] [stdout] 36 |         .filter(|line| line.to_lowercase().contains(query))
[INFO] [stdout]    |                                            -------- ^^^^^ the trait `Pattern<'_>` is not implemented for `String`
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `String` to implement `Pattern<'_>`
[INFO] [stdout] note: required by a bound in `core::str::<impl str>::contains`
[INFO] [stdout]   --> /rustc/506512391b1a75ae450d36c9420978402a91abcc/library/core/src/str/mod.rs:1140:5
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]    |
[INFO] [stdout] 36 |         .filter(|line| line.to_lowercase().contains(&query))
[INFO] [stdout]    |                                                     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `minigrep` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `minigrep` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "93b5c5cb87dc25750451bff05639b115280112897adda12603f255c5d551878e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93b5c5cb87dc25750451bff05639b115280112897adda12603f255c5d551878e", kill_on_drop: false }`
[INFO] [stdout] 93b5c5cb87dc25750451bff05639b115280112897adda12603f255c5d551878e