[INFO] cloning repository https://github.com/0xv1bh4/minigrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xv1bh4/minigrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xv1bh4%2Fminigrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xv1bh4%2Fminigrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3518c513c213ffcdbacae55248b3b837f6635d09
[INFO] fixing 0xv1bh4/minigrep against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xv1bh4%2Fminigrep" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/0xv1bh4/minigrep
[INFO] finished tweaking git repo https://github.com/0xv1bh4/minigrep
[INFO] tweaked toml for git repo https://github.com/0xv1bh4/minigrep written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0xv1bh4/minigrep on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0xv1bh4/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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--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-2-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] cfb146348425cef0820a9d3c9f4886839702a7c1bc61f4c3e6b4bae95675ecf8
[INFO] running `Command { std: "docker" "start" "cfb146348425cef0820a9d3c9f4886839702a7c1bc61f4c3e6b4bae95675ecf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cfb146348425cef0820a9d3c9f4886839702a7c1bc61f4c3e6b4bae95675ecf8" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfb146348425cef0820a9d3c9f4886839702a7c1bc61f4c3e6b4bae95675ecf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "cfb146348425cef0820a9d3c9f4886839702a7c1bc61f4c3e6b4bae95675ecf8" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", 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:6:66
[INFO] [stdout]   |
[INFO] [stdout] 6 |     _contents.lines().filter(|line| line.to_lowercase().contains(_query.to_lowercase())).collect()
[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/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/str/mod.rs:1382:4
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]   |
[INFO] [stdout] 6 |     _contents.lines().filter(|line| line.to_lowercase().contains(&_query.to_lowercase())).collect()
[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 `minigrep` (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:6:66
[INFO] [stdout]   |
[INFO] [stdout] 6 |     _contents.lines().filter(|line| line.to_lowercase().contains(_query.to_lowercase())).collect()
[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/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/str/mod.rs:1382:4
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]   |
[INFO] [stdout] 6 |     _contents.lines().filter(|line| line.to_lowercase().contains(&_query.to_lowercase())).collect()
[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 `minigrep` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "cfb146348425cef0820a9d3c9f4886839702a7c1bc61f4c3e6b4bae95675ecf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfb146348425cef0820a9d3c9f4886839702a7c1bc61f4c3e6b4bae95675ecf8", kill_on_drop: false }`
[INFO] [stdout] cfb146348425cef0820a9d3c9f4886839702a7c1bc61f4c3e6b4bae95675ecf8
