[INFO] cloning repository https://github.com/amgoodfellow/minigrep [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/amgoodfellow/minigrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famgoodfellow%2Fminigrep", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famgoodfellow%2Fminigrep'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8bcedf247f1e8cdc6dd13c9ea6a68909b1e04d96 [INFO] checking amgoodfellow/minigrep against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Famgoodfellow%2Fminigrep" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/amgoodfellow/minigrep on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/amgoodfellow/minigrep [INFO] finished tweaking git repo https://github.com/amgoodfellow/minigrep [INFO] tweaked toml for git repo https://github.com/amgoodfellow/minigrep written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/amgoodfellow/minigrep already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b193cf93b72825bc668600aceab5a91c04b66c413e8f862c39ab56c48a526066 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b193cf93b72825bc668600aceab5a91c04b66c413e8f862c39ab56c48a526066", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b193cf93b72825bc668600aceab5a91c04b66c413e8f862c39ab56c48a526066", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b193cf93b72825bc668600aceab5a91c04b66c413e8f862c39ab56c48a526066", kill_on_drop: false }` [INFO] [stdout] b193cf93b72825bc668600aceab5a91c04b66c413e8f862c39ab56c48a526066 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 91dd041570ce8e05fc21dc626ba5652ace9378a9eb55cef2fad5b180e1258e19 [INFO] running `Command { std: "docker" "start" "-a" "91dd041570ce8e05fc21dc626ba5652ace9378a9eb55cef2fad5b180e1258e19", kill_on_drop: false }` [INFO] [stderr] Checking colored v1.6.0 [INFO] [stderr] Checking minigrep v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:50:46 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn run(config: Config) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:50:46 [INFO] [stdout] | [INFO] [stdout] 50 | pub fn run(config: Config) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: can't compare `&str` with `(usize, &str)` [INFO] [stdout] --> src/lib.rs:21:9 [INFO] [stdout] | [INFO] [stdout] 21 | assert_eq!(vec!["safe, fast, productive."], search(query, contents)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no implementation for `&str == (usize, &str)` [INFO] [stdout] | [INFO] [stdout] = help: the trait `PartialEq<(usize, &str)>` is not implemented for `&str` [INFO] [stdout] = note: required because of the requirements on the impl of `PartialEq>` for `Vec<&str>` [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [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` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "91dd041570ce8e05fc21dc626ba5652ace9378a9eb55cef2fad5b180e1258e19", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91dd041570ce8e05fc21dc626ba5652ace9378a9eb55cef2fad5b180e1258e19", kill_on_drop: false }` [INFO] [stdout] 91dd041570ce8e05fc21dc626ba5652ace9378a9eb55cef2fad5b180e1258e19