[INFO] fetching crate petgraph 0.8.3...
[INFO] checking petgraph-0.8.3 against 1.95.0 for pr-155915
[INFO] extracting crate petgraph 0.8.3 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate petgraph 0.8.3
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate petgraph 0.8.3
[INFO] tweaked toml for crates.io crate petgraph 0.8.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate petgraph 0.8.3 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate petgraph 0.8.3 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rawslice v0.1.1
[INFO] [stderr]   Downloaded quickcheck v0.8.5
[INFO] [stderr]   Downloaded dot-parser-macros v0.5.1
[INFO] [stderr]   Downloaded odds v0.4.0
[INFO] [stderr]   Downloaded dot-parser v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6890cacf0593a4bb8eb5d5a638c18f7f9c3f33adf9fa06154ab3926dd8870ef
[INFO] running `Command { std: "docker" "start" "-a" "f6890cacf0593a4bb8eb5d5a638c18f7f9c3f33adf9fa06154ab3926dd8870ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6890cacf0593a4bb8eb5d5a638c18f7f9c3f33adf9fa06154ab3926dd8870ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6890cacf0593a4bb8eb5d5a638c18f7f9c3f33adf9fa06154ab3926dd8870ef", kill_on_drop: false }`
[INFO] [stdout] f6890cacf0593a4bb8eb5d5a638c18f7f9c3f33adf9fa06154ab3926dd8870ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 464b86a1f7acc302296431318782cae5107ab28f8217be0eac9c552bd92f76c2
[INFO] running `Command { std: "docker" "start" "-a" "464b86a1f7acc302296431318782cae5107ab28f8217be0eac9c552bd92f76c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]     Checking fixedbitset v0.5.7
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]     Checking defmac v0.2.1
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]     Checking rawslice v0.1.1
[INFO] [stderr]     Checking indexmap v2.11.4
[INFO] [stderr]     Checking itertools v0.12.1
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking odds v0.4.0
[INFO] [stderr]     Checking petgraph v0.8.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/ograph.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `petgraph` (bench "ograph") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/stable_graph.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/graph6_encoder.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `petgraph` (bench "graph6_encoder") due to 1 previous error
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/maximal_cliques.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/graph6_decoder.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> benches/graph6_decoder.rs:36:19
[INFO] [stdout]    |
[INFO] [stdout] 36 |     bench.iter(|| (from_graph6_representation::<u16>(graph6_str.to_string())));
[INFO] [stdout]    |                   ^                                                         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 36 -     bench.iter(|| (from_graph6_representation::<u16>(graph6_str.to_string())));
[INFO] [stdout] 36 +     bench.iter(|| from_graph6_representation::<u16>(graph6_str.to_string()));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/floyd_warshall.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/ford_fulkerson.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `petgraph` (bench "graph6_decoder") due to 1 previous error; 1 warning emitted
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `petgraph` (bench "stable_graph") due to 1 previous error
[INFO] [stderr] error: could not compile `petgraph` (bench "floyd_warshall") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `petgraph` (bench "ford_fulkerson") due to 1 previous error
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `petgraph` (bench "maximal_cliques") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "464b86a1f7acc302296431318782cae5107ab28f8217be0eac9c552bd92f76c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "464b86a1f7acc302296431318782cae5107ab28f8217be0eac9c552bd92f76c2", kill_on_drop: false }`
[INFO] [stdout] 464b86a1f7acc302296431318782cae5107ab28f8217be0eac9c552bd92f76c2
