[INFO] fetching crate cova-space 0.2.0...
[INFO] checking cova-space-0.2.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate cova-space 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate cova-space 0.2.0
[INFO] finished tweaking crates.io crate cova-space 0.2.0
[INFO] tweaked toml for crates.io crate cova-space 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cova-space 0.2.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cova-space 0.2.0 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2ec41d85aea524b3b5c8db11d8b07c904f11be368ef01112cd872b910d3d037
[INFO] running `Command { std: "docker" "start" "-a" "b2ec41d85aea524b3b5c8db11d8b07c904f11be368ef01112cd872b910d3d037", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2ec41d85aea524b3b5c8db11d8b07c904f11be368ef01112cd872b910d3d037", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2ec41d85aea524b3b5c8db11d8b07c904f11be368ef01112cd872b910d3d037", kill_on_drop: false }`
[INFO] [stdout] b2ec41d85aea524b3b5c8db11d8b07c904f11be368ef01112cd872b910d3d037
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40d9ce76d2b3d7cc337e7a6ff9865eb4388009b75976f6e9ce81c43f4a7f25ea
[INFO] running `Command { std: "docker" "start" "-a" "40d9ce76d2b3d7cc337e7a6ff9865eb4388009b75976f6e9ce81c43f4a7f25ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking cova-algebra v0.1.2
[INFO] [stderr]     Checking cova-space v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking getrandom v0.3.2
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/complexes/mod.rs:1392:31
[INFO] [stdout]      |
[INFO] [stdout] 1392 |   fn boundary<R: Ring + Copy>(&self, item: &Self::Item) -> Chain<Self, R> {
[INFO] [stdout]      |                               ^^^^^                        -------------- the same lifetime is hidden here
[INFO] [stdout]      |                               |
[INFO] [stdout]      |                               the lifetime is elided 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] 1392 |   fn boundary<R: Ring + Copy>(&self, item: &Self::Item) -> Chain<'_, Self, R> {
[INFO] [stdout]      |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking tempfile v3.20.0
[INFO] [stdout] warning: unused import: `algebras::boolean::Boolean`
[INFO] [stdout]    --> src/filtration/vietoris_rips.rs:281:5
[INFO] [stdout]     |
[INFO] [stdout] 281 |     algebras::boolean::Boolean, modular, prime_field, tensors::fixed::FixedVector,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/complexes/mod.rs:1392:31
[INFO] [stdout]      |
[INFO] [stdout] 1392 |   fn boundary<R: Ring + Copy>(&self, item: &Self::Item) -> Chain<Self, R> {
[INFO] [stdout]      |                               ^^^^^                        -------------- the same lifetime is hidden here
[INFO] [stdout]      |                               |
[INFO] [stdout]      |                               the lifetime is elided 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] 1392 |   fn boundary<R: Ring + Copy>(&self, item: &Self::Item) -> Chain<'_, Self, R> {
[INFO] [stdout]      |                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.25s
[INFO] running `Command { std: "docker" "inspect" "40d9ce76d2b3d7cc337e7a6ff9865eb4388009b75976f6e9ce81c43f4a7f25ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40d9ce76d2b3d7cc337e7a6ff9865eb4388009b75976f6e9ce81c43f4a7f25ea", kill_on_drop: false }`
[INFO] [stdout] 40d9ce76d2b3d7cc337e7a6ff9865eb4388009b75976f6e9ce81c43f4a7f25ea