[INFO] cloning repository https://github.com/AlessandroRossi-unige/mini-grep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlessandroRossi-unige/mini-grep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlessandroRossi-unige%2Fmini-grep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlessandroRossi-unige%2Fmini-grep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 451226bcd6f968528c7fb4b63f42d0ded7cb1a78
[INFO] checking AlessandroRossi-unige/mini-grep against try#94e848735e78b58442e0b82e9c60f8f430840389 for pr-149218
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlessandroRossi-unige%2Fmini-grep" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AlessandroRossi-unige/mini-grep
[INFO] finished tweaking git repo https://github.com/AlessandroRossi-unige/mini-grep
[INFO] tweaked toml for git repo https://github.com/AlessandroRossi-unige/mini-grep written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AlessandroRossi-unige/mini-grep on toolchain 94e848735e78b58442e0b82e9c60f8f430840389
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94e848735e78b58442e0b82e9c60f8f430840389" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AlessandroRossi-unige/mini-grep 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" "+94e848735e78b58442e0b82e9c60f8f430840389" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+94e848735e78b58442e0b82e9c60f8f430840389" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6eb008fd0b9ed377c2784558799ca4bfc9c07ea0d2a1a522b65795809fbee1c9
[INFO] running `Command { std: "docker" "start" "-a" "6eb008fd0b9ed377c2784558799ca4bfc9c07ea0d2a1a522b65795809fbee1c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6eb008fd0b9ed377c2784558799ca4bfc9c07ea0d2a1a522b65795809fbee1c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eb008fd0b9ed377c2784558799ca4bfc9c07ea0d2a1a522b65795809fbee1c9", kill_on_drop: false }`
[INFO] [stdout] 6eb008fd0b9ed377c2784558799ca4bfc9c07ea0d2a1a522b65795809fbee1c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+94e848735e78b58442e0b82e9c60f8f430840389" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d90c4ce7936508f3cc459da29ae7d8aa932b39a8da8c4137c078c18613003670
[INFO] running `Command { std: "docker" "start" "-a" "d90c4ce7936508f3cc459da29ae7d8aa932b39a8da8c4137c078c18613003670", kill_on_drop: false }`
[INFO] [stderr]     Checking mini-grep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `String: Pattern` is not satisfied
[INFO] [stdout]   --> src/lib.rs:63:52
[INFO] [stdout]    |
[INFO] [stdout] 63 |         .filter(|line|line.to_lowercase().contains(query.to_lowercase()))
[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/94e848735e78b58442e0b82e9c60f8f430840389/library/core/src/str/mod.rs:1351:4
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]    |
[INFO] [stdout] 63 |         .filter(|line|line.to_lowercase().contains(&query.to_lowercase()))
[INFO] [stdout]    |                                                    +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mini-grep` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0277]: the trait bound `String: Pattern` is not satisfied
[INFO] [stdout]   --> src/lib.rs:63:52
[INFO] [stdout]    |
[INFO] [stdout] 63 |         .filter(|line|line.to_lowercase().contains(query.to_lowercase()))
[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/94e848735e78b58442e0b82e9c60f8f430840389/library/core/src/str/mod.rs:1351:4
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]    |
[INFO] [stdout] 63 |         .filter(|line|line.to_lowercase().contains(&query.to_lowercase()))
[INFO] [stdout]    |                                                    +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mini-grep` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "d90c4ce7936508f3cc459da29ae7d8aa932b39a8da8c4137c078c18613003670", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d90c4ce7936508f3cc459da29ae7d8aa932b39a8da8c4137c078c18613003670", kill_on_drop: false }`
[INFO] [stdout] d90c4ce7936508f3cc459da29ae7d8aa932b39a8da8c4137c078c18613003670
