[INFO] fetching crate stacked-set 0.1.1...
[INFO] checking stacked-set-0.1.1 against try#901e6d56697c79b2e80df6a487b2318ec6f57ee3 for pr-142287
[INFO] extracting crate stacked-set 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate stacked-set 0.1.1 on toolchain 901e6d56697c79b2e80df6a487b2318ec6f57ee3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stacked-set 0.1.1
[INFO] finished tweaking crates.io crate stacked-set 0.1.1
[INFO] tweaked toml for crates.io crate stacked-set 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate stacked-set 0.1.1 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" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40f5efd4a3778c06e9118f0270274730c468a3b3b597cc48c22b7109a4dd54ab
[INFO] running `Command { std: "docker" "start" "-a" "40f5efd4a3778c06e9118f0270274730c468a3b3b597cc48c22b7109a4dd54ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40f5efd4a3778c06e9118f0270274730c468a3b3b597cc48c22b7109a4dd54ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40f5efd4a3778c06e9118f0270274730c468a3b3b597cc48c22b7109a4dd54ab", kill_on_drop: false }`
[INFO] [stdout] 40f5efd4a3778c06e9118f0270274730c468a3b3b597cc48c22b7109a4dd54ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ede74da2ef7728c6386585f9c0b59dba18a8c8132e281358d28679d37ada2f40
[INFO] running `Command { std: "docker" "start" "-a" "ede74da2ef7728c6386585f9c0b59dba18a8c8132e281358d28679d37ada2f40", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]     Checking half v2.5.0
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking clap_lex v0.7.4
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking anstyle v1.0.10
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking clap_builder v4.5.35
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking oorandom v11.1.5
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking stacked-set v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stdout] error[E0716]: temporary value dropped while borrowed
[INFO] [stdout]    --> src/cons.rs:100:52
[INFO] [stdout]     |
[INFO] [stdout] 94  | impl<'l, Item> Iterator for ConsIter<'l, Item> {
[INFO] [stdout]     |      -- lifetime `'l` defined here
[INFO] [stdout] ...
[INFO] [stdout] 100 |             match core::mem::replace(&mut self.0, &ConsRepr::Nil) {
[INFO] [stdout]     |                   ---------------------------------^^^^^^^^^^^^^-
[INFO] [stdout]     |                   |                                |
[INFO] [stdout]     |                   |                                creates a temporary value which is freed while still in use
[INFO] [stdout]     |                   argument requires that borrow lasts for `'l`
[INFO] [stdout] ...
[INFO] [stdout] 112 |             }
[INFO] [stdout]     |             - temporary value is freed at the end of this statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0716`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stacked-set` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ede74da2ef7728c6386585f9c0b59dba18a8c8132e281358d28679d37ada2f40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ede74da2ef7728c6386585f9c0b59dba18a8c8132e281358d28679d37ada2f40", kill_on_drop: false }`
[INFO] [stdout] ede74da2ef7728c6386585f9c0b59dba18a8c8132e281358d28679d37ada2f40