[INFO] fetching crate luk 0.1.0...
[INFO] testing luk-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate luk 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate luk 0.1.0
[INFO] finished tweaking crates.io crate luk 0.1.0
[INFO] tweaked toml for crates.io crate luk 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate luk 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate luk 0.1.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fcc696793faa28e116923953dedcfa6ec4f90bb4d01cd0f4fd8c8c6f7d6da8a
[INFO] running `Command { std: "docker" "start" "-a" "0fcc696793faa28e116923953dedcfa6ec4f90bb4d01cd0f4fd8c8c6f7d6da8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fcc696793faa28e116923953dedcfa6ec4f90bb4d01cd0f4fd8c8c6f7d6da8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fcc696793faa28e116923953dedcfa6ec4f90bb4d01cd0f4fd8c8c6f7d6da8a", kill_on_drop: false }`
[INFO] [stdout] 0fcc696793faa28e116923953dedcfa6ec4f90bb4d01cd0f4fd8c8c6f7d6da8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e15dd59444841ced9bf722979935cc19262b2888d9449cf647e29cb6ed2fcaf6
[INFO] running `Command { std: "docker" "start" "-a" "e15dd59444841ced9bf722979935cc19262b2888d9449cf647e29cb6ed2fcaf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.109
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[INFO] [stderr]    Compiling autocfg v1.0.1
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[INFO] [stderr]    Compiling hashbrown v0.11.2
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[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
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[INFO] [stderr]    Compiling indexmap v1.7.0
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[INFO] [stderr]    Compiling syntect v4.6.0
[INFO] [stderr]    Compiling prettyprint v0.8.1
[INFO] [stderr]    Compiling luk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.28s
[INFO] running `Command { std: "docker" "inspect" "e15dd59444841ced9bf722979935cc19262b2888d9449cf647e29cb6ed2fcaf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e15dd59444841ced9bf722979935cc19262b2888d9449cf647e29cb6ed2fcaf6", kill_on_drop: false }`
[INFO] [stdout] e15dd59444841ced9bf722979935cc19262b2888d9449cf647e29cb6ed2fcaf6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a92998a1e4970b24c27aa79d1fa58f6d34035e35c492f10ec824e44f0be4af6b
[INFO] running `Command { std: "docker" "start" "-a" "a92998a1e4970b24c27aa79d1fa58f6d34035e35c492f10ec824e44f0be4af6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling luk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:54:58
[INFO] [stdout]    |
[INFO] [stdout] 54 |     find_matches("lorem ipsum\ndolor sit amet", "lorem", &mut result);
[INFO] [stdout]    |     ------------                                         ^^^^^^^^^^^ expected `&str`, found `&mut Vec<_>`
[INFO] [stdout]    |     |
[INFO] [stdout]    |     arguments to this function are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note:      expected reference `&str`
[INFO] [stdout]            found mutable reference `&mut Vec<_>`
[INFO] [stdout] note: function defined here
[INFO] [stdout]   --> src/main.rs:32:4
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn find_matches(content: &str, pattern: &str, lang: &str) {
[INFO] [stdout]    |    ^^^^^^^^^^^^                               ----------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `luk` (bin "luk" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "a92998a1e4970b24c27aa79d1fa58f6d34035e35c492f10ec824e44f0be4af6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a92998a1e4970b24c27aa79d1fa58f6d34035e35c492f10ec824e44f0be4af6b", kill_on_drop: false }`
[INFO] [stdout] a92998a1e4970b24c27aa79d1fa58f6d34035e35c492f10ec824e44f0be4af6b
