[INFO] cloning repository https://github.com/Nakamurus/rust_minigrep [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nakamurus/rust_minigrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNakamurus%2Frust_minigrep", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNakamurus%2Frust_minigrep'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2a16088428f3ec22196aad4cfc8f91af8d212942 [INFO] testing Nakamurus/rust_minigrep against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNakamurus%2Frust_minigrep" "/workspace/builds/worker-18/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Nakamurus/rust_minigrep on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Nakamurus/rust_minigrep [INFO] finished tweaking git repo https://github.com/Nakamurus/rust_minigrep [INFO] tweaked toml for git repo https://github.com/Nakamurus/rust_minigrep written to /workspace/builds/worker-18/source/Cargo.toml [INFO] crate git repo https://github.com/Nakamurus/rust_minigrep already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 14c3427d4626f4d2d895dbcd686abefc96e5c9003a9273248dc13bbbbf4a4f01 [INFO] running `Command { std: "docker" "start" "-a" "14c3427d4626f4d2d895dbcd686abefc96e5c9003a9273248dc13bbbbf4a4f01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "14c3427d4626f4d2d895dbcd686abefc96e5c9003a9273248dc13bbbbf4a4f01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "14c3427d4626f4d2d895dbcd686abefc96e5c9003a9273248dc13bbbbf4a4f01", kill_on_drop: false }` [INFO] [stdout] 14c3427d4626f4d2d895dbcd686abefc96e5c9003a9273248dc13bbbbf4a4f01 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6d8e0b1d7519e212b0e90dc48c385c1d2e49434fe561596014ee40f643f220fa [INFO] running `Command { std: "docker" "start" "-a" "6d8e0b1d7519e212b0e90dc48c385c1d2e49434fe561596014ee40f643f220fa", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling minigrep v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: expected expression, found `.` [INFO] [stdout] --> src/lib.rs:16:26 [INFO] [stdout] | [INFO] [stdout] 16 | let query = match.args.next() { [INFO] [stdout] | -----^ expected expression [INFO] [stdout] | | [INFO] [stdout] | while parsing this match expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::env` [INFO] [stdout] --> src/lib.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::env; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:46:46 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn run(config: Config) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 46 - pub fn run(config: Config) -> Result<(), Box> { [INFO] [stdout] 46 + pub fn run(config: Config) -> Result<(), Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/lib.rs:79:10 [INFO] [stdout] | [INFO] [stdout] 76 | pub fn search_case_insensitive<'a>(query: &str, contents: &'a str) -> Vec<&'a [INFO] [stdout] | _______________________________________________________________________- [INFO] [stdout] 77 | | str> { [INFO] [stdout] | |_________- expected `Vec<&'a str>` because of return type [INFO] [stdout] 78 | let query = query.to_lowercase(); [INFO] [stdout] 79 | / contents.lines() [INFO] [stdout] 80 | | .filter(|line| line.to_lowercase().contains(&query)) [INFO] [stdout] | |_________________________________________________________________^ expected struct `Vec`, found struct `Filter` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Vec<&'a str>` [INFO] [stdout] found struct `Filter, [closure@src/lib.rs:80:22: 80:65]>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `minigrep` due to 3 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "6d8e0b1d7519e212b0e90dc48c385c1d2e49434fe561596014ee40f643f220fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d8e0b1d7519e212b0e90dc48c385c1d2e49434fe561596014ee40f643f220fa", kill_on_drop: false }` [INFO] [stdout] 6d8e0b1d7519e212b0e90dc48c385c1d2e49434fe561596014ee40f643f220fa