[INFO] fetching crate fscx-rs 0.1.4...
[INFO] testing fscx-rs-0.1.4 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate fscx-rs 0.1.4 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate fscx-rs 0.1.4
[INFO] finished tweaking crates.io crate fscx-rs 0.1.4
[INFO] tweaked toml for crates.io crate fscx-rs 0.1.4 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate fscx-rs 0.1.4 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 fscx-rs 0.1.4 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]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.79
[INFO] [stderr]   Downloaded walkdir v2.4.0
[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] b20ffba03420c5ea338b49273b1bceb9d7328226073f96cd88156cc29cacc0d4
[INFO] running `Command { std: "docker" "start" "-a" "b20ffba03420c5ea338b49273b1bceb9d7328226073f96cd88156cc29cacc0d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b20ffba03420c5ea338b49273b1bceb9d7328226073f96cd88156cc29cacc0d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b20ffba03420c5ea338b49273b1bceb9d7328226073f96cd88156cc29cacc0d4", kill_on_drop: false }`
[INFO] [stdout] b20ffba03420c5ea338b49273b1bceb9d7328226073f96cd88156cc29cacc0d4
[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] 1c0c171d5e05fe78bfb99b0de47cf8ccb1f5bfe8c48937fc8f9aafd53ba773d6
[INFO] running `Command { std: "docker" "start" "-a" "1c0c171d5e05fe78bfb99b0de47cf8ccb1f5bfe8c48937fc8f9aafd53ba773d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]    Compiling walkdir v2.4.0
[INFO] [stderr]    Compiling fscx-rs v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/dir.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.09s
[INFO] running `Command { std: "docker" "inspect" "1c0c171d5e05fe78bfb99b0de47cf8ccb1f5bfe8c48937fc8f9aafd53ba773d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c0c171d5e05fe78bfb99b0de47cf8ccb1f5bfe8c48937fc8f9aafd53ba773d6", kill_on_drop: false }`
[INFO] [stdout] 1c0c171d5e05fe78bfb99b0de47cf8ccb1f5bfe8c48937fc8f9aafd53ba773d6
[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] 9e98aa56b322e8bef22b130ea08bc9b80e72854ddc671d855e683fbbe710196a
[INFO] running `Command { std: "docker" "start" "-a" "9e98aa56b322e8bef22b130ea08bc9b80e72854ddc671d855e683fbbe710196a", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/dir.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling fscx-rs v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/dir.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> examples/copy_dir.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 |         vec!["./examples", "target", ".git", "examples/test.txt"],
[INFO] [stdout]   |              ^^^^^^^^^^^^ expected `String`, found `&str`
[INFO] [stdout]   |
[INFO] [stdout] help: try using a conversion method
[INFO] [stdout]   |
[INFO] [stdout] 8 |         vec!["./examples".to_string(), "target", ".git", "examples/test.txt"],
[INFO] [stdout]   |                          ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> examples/copy_dir.rs:15:14
[INFO] [stdout]    |
[INFO] [stdout] 15 |         vec!["target"],
[INFO] [stdout]    |              ^^^^^^^^ expected `String`, found `&str`
[INFO] [stdout]    |
[INFO] [stdout] help: try using a conversion method
[INFO] [stdout]    |
[INFO] [stdout] 15 |         vec!["target".to_string()],
[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 `fscx-rs` (example "copy_dir") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "9e98aa56b322e8bef22b130ea08bc9b80e72854ddc671d855e683fbbe710196a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e98aa56b322e8bef22b130ea08bc9b80e72854ddc671d855e683fbbe710196a", kill_on_drop: false }`
[INFO] [stdout] 9e98aa56b322e8bef22b130ea08bc9b80e72854ddc671d855e683fbbe710196a
