[INFO] fetching crate pi_triangulation 0.1.0...
[INFO] building pi_triangulation-0.1.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate pi_triangulation 0.1.0 into /workspace/builds/worker-4-tc1/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-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pi_triangulation 0.1.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7208741c31fb9ecd522e18ada4839c0954eb6955ad850af87460714945c744f
[INFO] running `Command { std: "docker" "start" "-a" "c7208741c31fb9ecd522e18ada4839c0954eb6955ad850af87460714945c744f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7208741c31fb9ecd522e18ada4839c0954eb6955ad850af87460714945c744f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7208741c31fb9ecd522e18ada4839c0954eb6955ad850af87460714945c744f", kill_on_drop: false }`
[INFO] [stdout] c7208741c31fb9ecd522e18ada4839c0954eb6955ad850af87460714945c744f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e7bef7e1db8f97fbfa18044383418df4a4cf2cab2cebb075287acd1cfb0ccfe
[INFO] running `Command { std: "docker" "start" "-a" "9e7bef7e1db8f97fbfa18044383418df4a4cf2cab2cebb075287acd1cfb0ccfe", 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 0.41s
[INFO] running `Command { std: "docker" "inspect" "9e7bef7e1db8f97fbfa18044383418df4a4cf2cab2cebb075287acd1cfb0ccfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e7bef7e1db8f97fbfa18044383418df4a4cf2cab2cebb075287acd1cfb0ccfe", kill_on_drop: false }`
[INFO] [stdout] 9e7bef7e1db8f97fbfa18044383418df4a4cf2cab2cebb075287acd1cfb0ccfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a782bbda1176628b9a107496508b8b926f2b88c812e278f28a0e8404354fa81
[INFO] running `Command { std: "docker" "start" "-a" "4a782bbda1176628b9a107496508b8b926f2b88c812e278f28a0e8404354fa81", kill_on_drop: false }`
[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]    Compiling pi_triangulation v0.1.0 (/opt/rustwide/workdir)
[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 1.38s
[INFO] running `Command { std: "docker" "inspect" "4a782bbda1176628b9a107496508b8b926f2b88c812e278f28a0e8404354fa81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a782bbda1176628b9a107496508b8b926f2b88c812e278f28a0e8404354fa81", kill_on_drop: false }`
[INFO] [stdout] 4a782bbda1176628b9a107496508b8b926f2b88c812e278f28a0e8404354fa81