[INFO] fetching crate x-core 0.1.0...
[INFO] building x-core-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate x-core 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate x-core 0.1.0
[INFO] finished tweaking crates.io crate x-core 0.1.0
[INFO] tweaked toml for crates.io crate x-core 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate x-core 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 82 packages to latest compatible versions
[INFO] [stderr]       Adding determinator v0.3.0 (available: v0.12.0)
[INFO] [stderr]       Adding guppy v0.8.0 (available: v0.17.22)
[INFO] [stderr]       Adding hakari v0.2.0 (available: v0.17.8)
[INFO] [stderr]       Adding indoc v1.0.9 (available: v2.0.6)
[INFO] [stderr]       Adding toml v0.5.11 (available: v0.9.7)
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] ae547841a40709a3ba7790f4c34860fca22bfbeaf9650d4e5829d33105333d64
[INFO] running `Command { std: "docker" "start" "-a" "ae547841a40709a3ba7790f4c34860fca22bfbeaf9650d4e5829d33105333d64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae547841a40709a3ba7790f4c34860fca22bfbeaf9650d4e5829d33105333d64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae547841a40709a3ba7790f4c34860fca22bfbeaf9650d4e5829d33105333d64", kill_on_drop: false }`
[INFO] [stdout] ae547841a40709a3ba7790f4c34860fca22bfbeaf9650d4e5829d33105333d64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 2e4c50b9ad0193ca962b519a6406e2307a86fd2878e7cb5b89f5cb0f22187f8f
[INFO] running `Command { std: "docker" "start" "-a" "2e4c50b9ad0193ca962b519a6406e2307a86fd2878e7cb5b89f5cb0f22187f8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling camino v1.2.1
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling target-spec v0.7.0
[INFO] [stderr]    Compiling cfg-expr v0.7.4
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling nested v0.1.1
[INFO] [stderr]    Compiling supercow v0.1.0
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling bstr v1.12.0
[INFO] [stderr]    Compiling twox-hash v1.6.3
[INFO] [stderr]    Compiling diffy v0.2.2
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling indoc v1.0.9
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling diffus v0.9.1
[INFO] [stderr]    Compiling regex-automata v0.4.11
[INFO] [stderr]    Compiling pest v2.8.2
[INFO] [stderr]    Compiling atomicwrites v0.2.5
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling cargo-platform v0.1.9
[INFO] [stderr]    Compiling globset v0.4.16
[INFO] [stderr]    Compiling semver-parser v0.10.3
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling guppy-summaries v0.4.0
[INFO] [stderr]    Compiling cargo_metadata v0.12.3
[INFO] [stderr]    Compiling guppy v0.8.0
[INFO] [stderr]    Compiling rental v0.5.6
[INFO] [stderr]    Compiling determinator v0.3.0
[INFO] [stderr]    Compiling hakari v0.2.0
[INFO] [stderr]    Compiling x-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:100:20
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn subsets(&self) -> Result<&WorkspaceSubsets> {
[INFO] [stdout]     |                    ^^^^^            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                    |                ||
[INFO] [stdout]     |                    |                |the same lifetime is hidden here
[INFO] [stdout]     |                    |                the same lifetime is elided here
[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] 100 |     pub fn subsets(&self) -> Result<&WorkspaceSubsets<'_>> {
[INFO] [stdout]     |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.55s
[INFO] running `Command { std: "docker" "inspect" "2e4c50b9ad0193ca962b519a6406e2307a86fd2878e7cb5b89f5cb0f22187f8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e4c50b9ad0193ca962b519a6406e2307a86fd2878e7cb5b89f5cb0f22187f8f", kill_on_drop: false }`
[INFO] [stdout] 2e4c50b9ad0193ca962b519a6406e2307a86fd2878e7cb5b89f5cb0f22187f8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 33214991eb138f469c172be4c949cd2326d69ad7e89d649ac97b39565a45280f
[INFO] running `Command { std: "docker" "start" "-a" "33214991eb138f469c172be4c949cd2326d69ad7e89d649ac97b39565a45280f", kill_on_drop: false }`
[INFO] [stderr]    Compiling x-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:100:20
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn subsets(&self) -> Result<&WorkspaceSubsets> {
[INFO] [stdout]     |                    ^^^^^            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                    |                ||
[INFO] [stdout]     |                    |                |the same lifetime is hidden here
[INFO] [stdout]     |                    |                the same lifetime is elided here
[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] 100 |     pub fn subsets(&self) -> Result<&WorkspaceSubsets<'_>> {
[INFO] [stdout]     |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:100:20
[INFO] [stdout]     |
[INFO] [stdout] 100 |     pub fn subsets(&self) -> Result<&WorkspaceSubsets> {
[INFO] [stdout]     |                    ^^^^^            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                    |                ||
[INFO] [stdout]     |                    |                |the same lifetime is hidden here
[INFO] [stdout]     |                    |                the same lifetime is elided here
[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] 100 |     pub fn subsets(&self) -> Result<&WorkspaceSubsets<'_>> {
[INFO] [stdout]     |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "33214991eb138f469c172be4c949cd2326d69ad7e89d649ac97b39565a45280f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33214991eb138f469c172be4c949cd2326d69ad7e89d649ac97b39565a45280f", kill_on_drop: false }`
[INFO] [stdout] 33214991eb138f469c172be4c949cd2326d69ad7e89d649ac97b39565a45280f