[INFO] fetching crate trie_rcv 1.3.1...
[INFO] checking trie_rcv-1.3.1 against master#d8810e3e2dab96778d20dd6d746ff95465515509 for pr-137045
[INFO] extracting crate trie_rcv 1.3.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate trie_rcv 1.3.1 on toolchain d8810e3e2dab96778d20dd6d746ff95465515509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d8810e3e2dab96778d20dd6d746ff95465515509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate trie_rcv 1.3.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate trie_rcv 1.3.1
[INFO] tweaked toml for crates.io crate trie_rcv 1.3.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d8810e3e2dab96778d20dd6d746ff95465515509" "generate-lockfile" "--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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.13.0 (available: v0.14.0)
[INFO] [stderr]       Adding petgraph v0.6.5 (available: v0.7.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d8810e3e2dab96778d20dd6d746ff95465515509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+d8810e3e2dab96778d20dd6d746ff95465515509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64eecfb93173bda1bea5e67a68fd2f1d95ae1b5f2b14e8a860eceb6f7d1118b8
[INFO] running `Command { std: "docker" "start" "-a" "64eecfb93173bda1bea5e67a68fd2f1d95ae1b5f2b14e8a860eceb6f7d1118b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64eecfb93173bda1bea5e67a68fd2f1d95ae1b5f2b14e8a860eceb6f7d1118b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64eecfb93173bda1bea5e67a68fd2f1d95ae1b5f2b14e8a860eceb6f7d1118b8", kill_on_drop: false }`
[INFO] [stdout] 64eecfb93173bda1bea5e67a68fd2f1d95ae1b5f2b14e8a860eceb6f7d1118b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+d8810e3e2dab96778d20dd6d746ff95465515509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61d0e573f8dd05314b2d96563d836ddb7d283c1e774680746e8e973ae93dd0f9
[INFO] running `Command { std: "docker" "start" "-a" "61d0e573f8dd05314b2d96563d836ddb7d283c1e774680746e8e973ae93dd0f9", kill_on_drop: false }`
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking indexmap v2.7.1
[INFO] [stderr]     Checking petgraph v0.6.5
[INFO] [stderr]     Checking trie_rcv v1.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `petgraph::matrix_graph::Zero`
[INFO] [stdout]  --> src/vote.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use petgraph::matrix_graph::Zero;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/lib.rs:251:65
[INFO] [stdout]     |
[INFO] [stdout] 251 |     fn transfer_next_votes<'a>(&'a self, node: &'a TrieNode) -> VoteTransferChanges {
[INFO] [stdout]     |                            -- lifetime `'a` declared here       ^^^^^^^^^^^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `petgraph::matrix_graph::Zero`
[INFO] [stdout]  --> src/vote.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use petgraph::matrix_graph::Zero;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/lib.rs:251:65
[INFO] [stdout]     |
[INFO] [stdout] 251 |     fn transfer_next_votes<'a>(&'a self, node: &'a TrieNode) -> VoteTransferChanges {
[INFO] [stdout]     |                            -- lifetime `'a` declared here       ^^^^^^^^^^^^^^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.40s
[INFO] running `Command { std: "docker" "inspect" "61d0e573f8dd05314b2d96563d836ddb7d283c1e774680746e8e973ae93dd0f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61d0e573f8dd05314b2d96563d836ddb7d283c1e774680746e8e973ae93dd0f9", kill_on_drop: false }`
[INFO] [stdout] 61d0e573f8dd05314b2d96563d836ddb7d283c1e774680746e8e973ae93dd0f9