[INFO] fetching crate reproto-backend-swift 0.3.36...
[INFO] checking reproto-backend-swift-0.3.36 against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243
[INFO] extracting crate reproto-backend-swift 0.3.36 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate reproto-backend-swift 0.3.36 on toolchain 81275a1445c7502a974118e0c69b795ab60be991
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reproto-backend-swift 0.3.36
[INFO] finished tweaking crates.io crate reproto-backend-swift 0.3.36
[INFO] tweaked toml for crates.io crate reproto-backend-swift 0.3.36 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 210e30a88f86e58d1c548490752cfdb350434cf9dd67240686a96589555621f0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "210e30a88f86e58d1c548490752cfdb350434cf9dd67240686a96589555621f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "210e30a88f86e58d1c548490752cfdb350434cf9dd67240686a96589555621f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "210e30a88f86e58d1c548490752cfdb350434cf9dd67240686a96589555621f0", kill_on_drop: false }`
[INFO] [stdout] 210e30a88f86e58d1c548490752cfdb350434cf9dd67240686a96589555621f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3fd0e49e8875fb1b437b84e47209f7cadb9ecffa1d25378cdedaa4bbcb09dd8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c3fd0e49e8875fb1b437b84e47209f7cadb9ecffa1d25378cdedaa4bbcb09dd8", kill_on_drop: false }`
[INFO] [stderr]     Checking genco v0.3.30
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling atty v0.1.2
[INFO] [stderr]     Checking reproto-lexer v0.3.36
[INFO] [stderr]     Checking reproto-ast v0.3.36
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stdout] error[E0521]: borrowed data escapes outside of associated function
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/genco-0.3.30/src/js.rs:139:32
[INFO] [stdout]     |
[INFO] [stdout] 132 |         tokens: Tokens<'a, JavaScript<'a>>,
[INFO] [stdout]     |         ------ `tokens` is a reference that is only valid in the associated function body
[INFO] [stdout] 133 |         out: &mut Formatter,
[INFO] [stdout] 134 |         extra: &mut Self::Extra,
[INFO] [stdout]     |         ----- `extra` declared here, outside of the associated function body
[INFO] [stdout] ...
[INFO] [stdout] 139 |         if let Some(imports) = Self::imports(&tokens) {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^ `tokens` escapes the associated function body here
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding the following bound: `'a: 'el`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0597]: `tokens` does not live long enough
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/genco-0.3.30/src/js.rs:139:46
[INFO] [stdout]     |
[INFO] [stdout] 102 | impl<'el> Custom for JavaScript<'el> {
[INFO] [stdout]     |      --- lifetime `'el` defined here
[INFO] [stdout] ...
[INFO] [stdout] 139 |         if let Some(imports) = Self::imports(&tokens) {
[INFO] [stdout]     |                                --------------^^^^^^^-
[INFO] [stdout]     |                                |             |
[INFO] [stdout]     |                                |             borrowed value does not live long enough
[INFO] [stdout]     |                                argument requires that `tokens` is borrowed for `'el`
[INFO] [stdout] ...
[INFO] [stdout] 145 |     }
[INFO] [stdout]     |     - `tokens` dropped here while still borrowed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0597`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `genco`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c3fd0e49e8875fb1b437b84e47209f7cadb9ecffa1d25378cdedaa4bbcb09dd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3fd0e49e8875fb1b437b84e47209f7cadb9ecffa1d25378cdedaa4bbcb09dd8", kill_on_drop: false }`
[INFO] [stdout] c3fd0e49e8875fb1b437b84e47209f7cadb9ecffa1d25378cdedaa4bbcb09dd8