[INFO] fetching crate reproto-backend-json 0.3.36...
[INFO] checking reproto-backend-json-0.3.36 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] extracting crate reproto-backend-json 0.3.36 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate reproto-backend-json 0.3.36 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reproto-backend-json 0.3.36
[INFO] finished tweaking crates.io crate reproto-backend-json 0.3.36
[INFO] tweaked toml for crates.io crate reproto-backend-json 0.3.36 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dddc3230d2deb74e5e724ad871b9ddafc576be5dcd180ff008f3bed37697b32d
[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" "dddc3230d2deb74e5e724ad871b9ddafc576be5dcd180ff008f3bed37697b32d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dddc3230d2deb74e5e724ad871b9ddafc576be5dcd180ff008f3bed37697b32d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dddc3230d2deb74e5e724ad871b9ddafc576be5dcd180ff008f3bed37697b32d", kill_on_drop: false }`
[INFO] [stdout] dddc3230d2deb74e5e724ad871b9ddafc576be5dcd180ff008f3bed37697b32d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c74804eacc069be70db5525797821f1bf8d58459a10a8ed21a7d72a745b11e45
[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" "c74804eacc069be70db5525797821f1bf8d58459a10a8ed21a7d72a745b11e45", kill_on_drop: false }`
[INFO] [stderr]     Checking genco v0.3.30
[INFO] [stderr]     Checking serde_test v1.0.126
[INFO] [stderr]     Checking relative-path v0.3.7
[INFO] [stderr]     Checking reproto-semver v0.3.36
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking relative-path v0.1.5
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[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] Some errors have detailed explanations: E0521, E0597.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0521`.
[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" "c74804eacc069be70db5525797821f1bf8d58459a10a8ed21a7d72a745b11e45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c74804eacc069be70db5525797821f1bf8d58459a10a8ed21a7d72a745b11e45", kill_on_drop: false }`
[INFO] [stdout] c74804eacc069be70db5525797821f1bf8d58459a10a8ed21a7d72a745b11e45