[INFO] fetching crate omnitigs 2.2.0...
[INFO] checking omnitigs-2.2.0 against try#024378d9203a4009ed73d6db2681b88a8d74ce7a for pr-112160
[INFO] extracting crate omnitigs 2.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate omnitigs 2.2.0 on toolchain 024378d9203a4009ed73d6db2681b88a8d74ce7a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate omnitigs 2.2.0
[INFO] finished tweaking crates.io crate omnitigs 2.2.0
[INFO] tweaked toml for crates.io crate omnitigs 2.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e9e82ecd825b15a4a0e886a6963f22f4b4b69ca601ba96d430f0c29534c1530
[INFO] running `Command { std: "docker" "start" "-a" "6e9e82ecd825b15a4a0e886a6963f22f4b4b69ca601ba96d430f0c29534c1530", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e9e82ecd825b15a4a0e886a6963f22f4b4b69ca601ba96d430f0c29534c1530", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e9e82ecd825b15a4a0e886a6963f22f4b4b69ca601ba96d430f0c29534c1530", kill_on_drop: false }`
[INFO] [stdout] 6e9e82ecd825b15a4a0e886a6963f22f4b4b69ca601ba96d430f0c29534c1530
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d72b411b7b47636fada105bf48dcb6f87c51b76f3c3ff93af83b9b82e6649147
[INFO] running `Command { std: "docker" "start" "-a" "d72b411b7b47636fada105bf48dcb6f87c51b76f3c3ff93af83b9b82e6649147", kill_on_drop: false }`
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking traitsequence v1.1.0
[INFO] [stderr]     Checking bitvector v0.1.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking petgraph v0.6.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking traitgraph v2.2.0
[INFO] [stderr]     Checking traitgraph-algo v5.4.0
[INFO] [stderr]     Checking traitgraph-algo v2.0.0
[INFO] [stderr]     Checking bigraph v2.1.1
[INFO] [stderr]     Checking omnitigs v2.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/omnitigs/univocal_extension_algorithms.rs:14:60
[INFO] [stdout]    |
[INFO] [stdout] 14 |         EdgeOmnitigLikeExt::compute_univocal_extension(walk.borrow(), graph)
[INFO] [stdout]    |                                                            ^^^^^^^^^ unnecessary method call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[<Graph as traitgraph::interface::GraphBase>::EdgeIndex]` does not implement `Borrow`, so calling `borrow` on `&[<Graph as traitgraph::interface::GraphBase>::EdgeIndex]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[deny(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/omnitigs/univocal_extension_algorithms.rs:25:68
[INFO] [stdout]    |
[INFO] [stdout] 25 |         EdgeOmnitigLikeExt::compute_univocal_extension_non_scc(walk.borrow(), graph)
[INFO] [stdout]    |                                                                    ^^^^^^^^^ unnecessary method call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[<Graph as traitgraph::interface::GraphBase>::EdgeIndex]` does not implement `Borrow`, so calling `borrow` on `&[<Graph as traitgraph::interface::GraphBase>::EdgeIndex]` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/omnitigs/univocal_extension_algorithms.rs:38:60
[INFO] [stdout]    |
[INFO] [stdout] 38 |         NodeOmnitigLikeExt::compute_univocal_extension(walk.borrow(), graph)
[INFO] [stdout]    |                                                            ^^^^^^^^^ unnecessary method call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[<Graph as traitgraph::interface::GraphBase>::NodeIndex]` does not implement `Borrow`, so calling `borrow` on `&[<Graph as traitgraph::interface::GraphBase>::NodeIndex]` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/omnitigs/univocal_extension_algorithms.rs:50:68
[INFO] [stdout]    |
[INFO] [stdout] 50 |         NodeOmnitigLikeExt::compute_univocal_extension_non_scc(walk.borrow(), graph)
[INFO] [stdout]    |                                                                    ^^^^^^^^^ unnecessary method call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[<Graph as traitgraph::interface::GraphBase>::NodeIndex]` does not implement `Borrow`, so calling `borrow` on `&[<Graph as traitgraph::interface::GraphBase>::NodeIndex]` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `omnitigs` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/omnitigs/univocal_extension_algorithms.rs:14:60
[INFO] [stdout]    |
[INFO] [stdout] 14 |         EdgeOmnitigLikeExt::compute_univocal_extension(walk.borrow(), graph)
[INFO] [stdout]    |                                                            ^^^^^^^^^ unnecessary method call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[<Graph as traitgraph::interface::GraphBase>::EdgeIndex]` does not implement `Borrow`, so calling `borrow` on `&[<Graph as traitgraph::interface::GraphBase>::EdgeIndex]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[deny(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/omnitigs/univocal_extension_algorithms.rs:25:68
[INFO] [stdout]    |
[INFO] [stdout] 25 |         EdgeOmnitigLikeExt::compute_univocal_extension_non_scc(walk.borrow(), graph)
[INFO] [stdout]    |                                                                    ^^^^^^^^^ unnecessary method call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[<Graph as traitgraph::interface::GraphBase>::EdgeIndex]` does not implement `Borrow`, so calling `borrow` on `&[<Graph as traitgraph::interface::GraphBase>::EdgeIndex]` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/omnitigs/univocal_extension_algorithms.rs:38:60
[INFO] [stdout]    |
[INFO] [stdout] 38 |         NodeOmnitigLikeExt::compute_univocal_extension(walk.borrow(), graph)
[INFO] [stdout]    |                                                            ^^^^^^^^^ unnecessary method call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[<Graph as traitgraph::interface::GraphBase>::NodeIndex]` does not implement `Borrow`, so calling `borrow` on `&[<Graph as traitgraph::interface::GraphBase>::NodeIndex]` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: call to `.borrow()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/omnitigs/univocal_extension_algorithms.rs:50:68
[INFO] [stdout]    |
[INFO] [stdout] 50 |         NodeOmnitigLikeExt::compute_univocal_extension_non_scc(walk.borrow(), graph)
[INFO] [stdout]    |                                                                    ^^^^^^^^^ unnecessary method call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `[<Graph as traitgraph::interface::GraphBase>::NodeIndex]` does not implement `Borrow`, so calling `borrow` on `&[<Graph as traitgraph::interface::GraphBase>::NodeIndex]` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `omnitigs` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "d72b411b7b47636fada105bf48dcb6f87c51b76f3c3ff93af83b9b82e6649147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d72b411b7b47636fada105bf48dcb6f87c51b76f3c3ff93af83b9b82e6649147", kill_on_drop: false }`
[INFO] [stdout] d72b411b7b47636fada105bf48dcb6f87c51b76f3c3ff93af83b9b82e6649147