[INFO] cloning repository https://github.com/emawutor/minigrep_emmanuel [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emawutor/minigrep_emmanuel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femawutor%2Fminigrep_emmanuel", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femawutor%2Fminigrep_emmanuel'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c566f42afca6ce638bbc1b1b3e3d0e602976a673 [INFO] checking emawutor/minigrep_emmanuel against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femawutor%2Fminigrep_emmanuel" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/emawutor/minigrep_emmanuel on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/emawutor/minigrep_emmanuel [INFO] finished tweaking git repo https://github.com/emawutor/minigrep_emmanuel [INFO] tweaked toml for git repo https://github.com/emawutor/minigrep_emmanuel written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/emawutor/minigrep_emmanuel already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a704f8d5cc79efd6c2fe343f24759ef01c98a89adc8a7da3ab46e583e9f1cccc [INFO] running `Command { std: "docker" "start" "-a" "a704f8d5cc79efd6c2fe343f24759ef01c98a89adc8a7da3ab46e583e9f1cccc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a704f8d5cc79efd6c2fe343f24759ef01c98a89adc8a7da3ab46e583e9f1cccc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a704f8d5cc79efd6c2fe343f24759ef01c98a89adc8a7da3ab46e583e9f1cccc", kill_on_drop: false }` [INFO] [stdout] a704f8d5cc79efd6c2fe343f24759ef01c98a89adc8a7da3ab46e583e9f1cccc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 48b8fe3e5ef71d67857b9aafdb543129f4fd3817b11e5c79e96378cccd17deb6 [INFO] running `Command { std: "docker" "start" "-a" "48b8fe3e5ef71d67857b9aafdb543129f4fd3817b11e5c79e96378cccd17deb6", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking minigrep_emmanuel v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:7:46 [INFO] [stdout] | [INFO] [stdout] 7 | 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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/lib.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | use super::*; [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:7:46 [INFO] [stdout] | [INFO] [stdout] 7 | 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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:58:36 [INFO] [stdout] | [INFO] [stdout] 58 | pub fn search_case_insensitive<'a>(mut query: &str, contents: &'a str) -> Vec<&'a str> { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:58:36 [INFO] [stdout] | [INFO] [stdout] 58 | pub fn search_case_insensitive<'a>(mut query: &str, contents: &'a str) -> Vec<&'a str> { [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.42s [INFO] running `Command { std: "docker" "inspect" "48b8fe3e5ef71d67857b9aafdb543129f4fd3817b11e5c79e96378cccd17deb6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "48b8fe3e5ef71d67857b9aafdb543129f4fd3817b11e5c79e96378cccd17deb6", kill_on_drop: false }` [INFO] [stdout] 48b8fe3e5ef71d67857b9aafdb543129f4fd3817b11e5c79e96378cccd17deb6