[INFO] fetching crate pi_triangulation 0.1.0...
[INFO] building pi_triangulation-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate pi_triangulation 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate pi_triangulation 0.1.0
[INFO] finished tweaking crates.io crate pi_triangulation 0.1.0
[INFO] tweaked toml for crates.io crate pi_triangulation 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pi_triangulation 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a138ce59f562b31a23d23634f7ac5ca4f7418eb471445bf10e0144339e926242
[INFO] running `Command { std: "docker" "start" "-a" "a138ce59f562b31a23d23634f7ac5ca4f7418eb471445bf10e0144339e926242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a138ce59f562b31a23d23634f7ac5ca4f7418eb471445bf10e0144339e926242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a138ce59f562b31a23d23634f7ac5ca4f7418eb471445bf10e0144339e926242", kill_on_drop: false }`
[INFO] [stdout] a138ce59f562b31a23d23634f7ac5ca4f7418eb471445bf10e0144339e926242
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 817c5cdec950395fd75ee27b9d509b4f39f4d01610d95c403513daa3f113f172
[INFO] running `Command { std: "docker" "start" "-a" "817c5cdec950395fd75ee27b9d509b4f39f4d01610d95c403513daa3f113f172", kill_on_drop: false }`
[INFO] [stderr]    Compiling pi_triangulation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:131:13
[INFO] [stdout]     |
[INFO] [stdout] 131 |     fn iter(&self, r: std::ops::Range<NodeIdx>) -> NodeIterator<F> {
[INFO] [stdout]     |             ^^^^^ the lifetime is elided here      ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 131 |     fn iter(&self, r: std::ops::Range<NodeIdx>) -> NodeIterator<'_, F> {
[INFO] [stdout]     |                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:134:19
[INFO] [stdout]     |
[INFO] [stdout] 134 |     fn iter_pairs(&self, r: std::ops::Range<NodeIdx>) -> NodePairIterator<F> {
[INFO] [stdout]     |                   ^^^^^ the lifetime is elided here      ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 134 |     fn iter_pairs(&self, r: std::ops::Range<NodeIdx>) -> NodePairIterator<'_, F> {
[INFO] [stdout]     |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "817c5cdec950395fd75ee27b9d509b4f39f4d01610d95c403513daa3f113f172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "817c5cdec950395fd75ee27b9d509b4f39f4d01610d95c403513daa3f113f172", kill_on_drop: false }`
[INFO] [stdout] 817c5cdec950395fd75ee27b9d509b4f39f4d01610d95c403513daa3f113f172
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 733c10958bafb143f0c76a88b711c24a32eb5e5859b6d427e4ebd4ad51dc8c6f
[INFO] running `Command { std: "docker" "start" "-a" "733c10958bafb143f0c76a88b711c24a32eb5e5859b6d427e4ebd4ad51dc8c6f", kill_on_drop: false }`
[INFO] [stderr]    Compiling pi_triangulation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:131:13
[INFO] [stdout]     |
[INFO] [stdout] 131 |     fn iter(&self, r: std::ops::Range<NodeIdx>) -> NodeIterator<F> {
[INFO] [stdout]     |             ^^^^^ the lifetime is elided here      ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 131 |     fn iter(&self, r: std::ops::Range<NodeIdx>) -> NodeIterator<'_, F> {
[INFO] [stdout]     |                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:134:19
[INFO] [stdout]     |
[INFO] [stdout] 134 |     fn iter_pairs(&self, r: std::ops::Range<NodeIdx>) -> NodePairIterator<F> {
[INFO] [stdout]     |                   ^^^^^ the lifetime is elided here      ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 134 |     fn iter_pairs(&self, r: std::ops::Range<NodeIdx>) -> NodePairIterator<'_, F> {
[INFO] [stdout]     |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]     --> src/lib.rs:1262:24
[INFO] [stdout]      |
[INFO] [stdout] 1262 |         let mut cycler;;
[INFO] [stdout]      |                        ^ help: remove this semicolon
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]     --> src/lib.rs:1641:10
[INFO] [stdout]      |
[INFO] [stdout] 1641 |         };
[INFO] [stdout]      |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:131:13
[INFO] [stdout]     |
[INFO] [stdout] 131 |     fn iter(&self, r: std::ops::Range<NodeIdx>) -> NodeIterator<F> {
[INFO] [stdout]     |             ^^^^^ the lifetime is elided here      ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 131 |     fn iter(&self, r: std::ops::Range<NodeIdx>) -> NodeIterator<'_, F> {
[INFO] [stdout]     |                                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:134:19
[INFO] [stdout]     |
[INFO] [stdout] 134 |     fn iter_pairs(&self, r: std::ops::Range<NodeIdx>) -> NodePairIterator<F> {
[INFO] [stdout]     |                   ^^^^^ the lifetime is elided here      ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 134 |     fn iter_pairs(&self, r: std::ops::Range<NodeIdx>) -> NodePairIterator<'_, F> {
[INFO] [stdout]     |                                                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "733c10958bafb143f0c76a88b711c24a32eb5e5859b6d427e4ebd4ad51dc8c6f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "733c10958bafb143f0c76a88b711c24a32eb5e5859b6d427e4ebd4ad51dc8c6f", kill_on_drop: false }`
[INFO] [stdout] 733c10958bafb143f0c76a88b711c24a32eb5e5859b6d427e4ebd4ad51dc8c6f