[INFO] fetching crate pff 0.6.3...
[INFO] fixing pff-0.6.3 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] extracting crate pff 0.6.3 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate pff 0.6.3
[INFO] finished tweaking crates.io crate pff 0.6.3
[INFO] tweaked toml for crates.io crate pff 0.6.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pff 0.6.3 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 crates.io crate pff 0.6.3 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 6b4a221c6e930933095b300b59476b1bfa4cb8f0a43c55428ee56a543531c5c8
[INFO] running `Command { std: "docker" "start" "6b4a221c6e930933095b300b59476b1bfa4cb8f0a43c55428ee56a543531c5c8", 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" "6b4a221c6e930933095b300b59476b1bfa4cb8f0a43c55428ee56a543531c5c8" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b4a221c6e930933095b300b59476b1bfa4cb8f0a43c55428ee56a543531c5c8", 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" "6b4a221c6e930933095b300b59476b1bfa4cb8f0a43c55428ee56a543531c5c8" "/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 memchr v2.8.0
[INFO] [stderr]     Checking regex-syntax v0.8.10
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking pin-project-lite v0.2.17
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking nu-ansi-term v0.50.3
[INFO] [stderr]     Checking crossbeam-utils v0.8.21
[INFO] [stderr]     Checking serde_core v1.0.228
[INFO] [stderr]     Checking typeid v1.0.3
[INFO] [stderr]     Checking unicode-ident v1.0.24
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking rayon-core v1.13.0
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking bitflags v2.11.1
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking tracing-subscriber v0.3.23
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking ron v0.12.1
[INFO] [stderr]     Checking serde_regex v1.1.0
[INFO] [stderr]     Checking pff v0.6.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Command` and `Stdio`
[INFO] [stdout]  --> src/block.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 |     process::{Command, Stdio},
[INFO] [stdout]   |               ^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Command` and `Stdio`
[INFO] [stdout]  --> src/block.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 |     process::{Command, Stdio},
[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]   --> src/block.rs:75:1
[INFO] [stdout]    |
[INFO] [stdout] 75 | #[instrument]
[INFO] [stdout]    | ^^^^^^^^^^^^^ expected `Result<(), Error>`, found `()`
[INFO] [stdout]    |
[INFO] [stdout]    = note:   expected enum `Result<(), std::io::Error>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout]    = note: this error originates in the attribute macro `instrument` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/block.rs:75:1
[INFO] [stdout]    |
[INFO] [stdout] 75 | #[instrument]
[INFO] [stdout]    | ^^^^^^^^^^^^^ expected `Result<(), Error>`, found `()`
[INFO] [stdout]    |
[INFO] [stdout]    = note:   expected enum `Result<(), std::io::Error>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout]    = note: this error originates in the attribute macro `instrument` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pff` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pff` (lib test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "6b4a221c6e930933095b300b59476b1bfa4cb8f0a43c55428ee56a543531c5c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b4a221c6e930933095b300b59476b1bfa4cb8f0a43c55428ee56a543531c5c8", kill_on_drop: false }`
[INFO] [stdout] 6b4a221c6e930933095b300b59476b1bfa4cb8f0a43c55428ee56a543531c5c8
