[INFO] fetching crate reproto-backend-json 0.3.36...
[INFO] checking reproto-backend-json-0.3.36 against master#0a8629bff642c3c3b84bb644c0099194f063b627 for pr-86231
[INFO] extracting crate reproto-backend-json 0.3.36 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate reproto-backend-json 0.3.36 on toolchain 0a8629bff642c3c3b84bb644c0099194f063b627
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "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-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 37a982ebab5915044c9148bfc7fa7413fe75b2bdcb0e19a02cf20d57a1028493
[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" "37a982ebab5915044c9148bfc7fa7413fe75b2bdcb0e19a02cf20d57a1028493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37a982ebab5915044c9148bfc7fa7413fe75b2bdcb0e19a02cf20d57a1028493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37a982ebab5915044c9148bfc7fa7413fe75b2bdcb0e19a02cf20d57a1028493", kill_on_drop: false }`
[INFO] [stdout] 37a982ebab5915044c9148bfc7fa7413fe75b2bdcb0e19a02cf20d57a1028493
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+0a8629bff642c3c3b84bb644c0099194f063b627" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a64b63e364a7c4d98c8068b2e63177356bd5285b8a795afef621a0d11adc37c
[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" "2a64b63e364a7c4d98c8068b2e63177356bd5285b8a795afef621a0d11adc37c", kill_on_drop: false }`
[INFO] [stderr]     Checking genco v0.3.30
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking serde_test v1.0.126
[INFO] [stderr]     Checking reproto-semver v0.3.36
[INFO] [stderr]     Checking relative-path v0.3.7
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking relative-path v0.1.5
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling generic-array v0.9.1
[INFO] [stderr]     Checking num-traits v0.2.14
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling atty v0.1.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking ropey v0.6.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stdout] error[E0495]: cannot infer an appropriate lifetime for lifetime parameter `'el` due to conflicting requirements
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/genco-0.3.30/src/js.rs:139:32
[INFO] [stdout]     |
[INFO] [stdout] 139 |         if let Some(imports) = Self::imports(&tokens) {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: first, the lifetime cannot outlive the lifetime `'a` as defined on the method body at 131:19...
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/genco-0.3.30/src/js.rs:131:19
[INFO] [stdout]     |
[INFO] [stdout] 131 |     fn write_file<'a>(
[INFO] [stdout]     |                   ^^
[INFO] [stdout] note: ...so that the expression is assignable
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/genco-0.3.30/src/js.rs:139:46
[INFO] [stdout]     |
[INFO] [stdout] 139 |         if let Some(imports) = Self::imports(&tokens) {
[INFO] [stdout]     |                                              ^^^^^^^
[INFO] [stdout]     = note: expected `&Tokens<'_, JavaScript<'_>>`
[INFO] [stdout]                found `&Tokens<'a, JavaScript<'a>>`
[INFO] [stdout] note: but, the lifetime must be valid for the lifetime `'el` as defined on the impl at 102:6...
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/genco-0.3.30/src/js.rs:102:6
[INFO] [stdout]     |
[INFO] [stdout] 102 | impl<'el> Custom for JavaScript<'el> {
[INFO] [stdout]     |      ^^^
[INFO] [stdout] note: ...so that the types are compatible
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/genco-0.3.30/src/js.rs:139:32
[INFO] [stdout]     |
[INFO] [stdout] 139 |         if let Some(imports) = Self::imports(&tokens) {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^
[INFO] [stdout]     = note: expected `JavaScript<'_>`
[INFO] [stdout]                found `JavaScript<'el>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0495`.
[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" "2a64b63e364a7c4d98c8068b2e63177356bd5285b8a795afef621a0d11adc37c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a64b63e364a7c4d98c8068b2e63177356bd5285b8a795afef621a0d11adc37c", kill_on_drop: false }`
[INFO] [stdout] 2a64b63e364a7c4d98c8068b2e63177356bd5285b8a795afef621a0d11adc37c