[INFO] fetching crate reproto-backend-java 0.3.36...
[INFO] documenting reproto-backend-java-0.3.36 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate reproto-backend-java 0.3.36 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate reproto-backend-java 0.3.36 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reproto-backend-java 0.3.36
[INFO] finished tweaking crates.io crate reproto-backend-java 0.3.36
[INFO] tweaked toml for crates.io crate reproto-backend-java 0.3.36 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 231081b1a2706481204fb73a89b8ed25ebb5e0cdcd1386c049875852a1bcab62
[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" "231081b1a2706481204fb73a89b8ed25ebb5e0cdcd1386c049875852a1bcab62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "231081b1a2706481204fb73a89b8ed25ebb5e0cdcd1386c049875852a1bcab62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "231081b1a2706481204fb73a89b8ed25ebb5e0cdcd1386c049875852a1bcab62", kill_on_drop: false }`
[INFO] [stdout] 231081b1a2706481204fb73a89b8ed25ebb5e0cdcd1386c049875852a1bcab62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 582ece651d5c26fd39d8ad2b90ea50360d47eab897041334fd2cd2287f9e4aec
[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" "582ece651d5c26fd39d8ad2b90ea50360d47eab897041334fd2cd2287f9e4aec", 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] [stderr]    Compiling lalrpop-util v0.15.2
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]     Checking reproto-path-lexer v0.3.36
[INFO] [stderr]     Checking reproto-naming v0.3.36
[INFO] [stderr]     Checking genco v0.3.30
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking serde_test v1.0.117
[INFO] [stderr]     Checking relative-path v0.3.7
[INFO] [stderr]     Checking reproto-semver v0.3.36
[INFO] [stderr]     Checking relative-path v0.1.5
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking ropey v0.6.3
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling digest v0.7.6
[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] [stderr]    Compiling sha2 v0.7.1
[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" "582ece651d5c26fd39d8ad2b90ea50360d47eab897041334fd2cd2287f9e4aec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "582ece651d5c26fd39d8ad2b90ea50360d47eab897041334fd2cd2287f9e4aec", kill_on_drop: false }`
[INFO] [stdout] 582ece651d5c26fd39d8ad2b90ea50360d47eab897041334fd2cd2287f9e4aec
