[INFO] cloning repository https://github.com/runny-yolk/rust-json-parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/runny-yolk/rust-json-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frunny-yolk%2Frust-json-parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frunny-yolk%2Frust-json-parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1224c79b31644fa873bbfea3067e3b7aadbc86b9
[INFO] checking runny-yolk/rust-json-parser against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frunny-yolk%2Frust-json-parser" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/runny-yolk/rust-json-parser on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/runny-yolk/rust-json-parser
[INFO] finished tweaking git repo https://github.com/runny-yolk/rust-json-parser
[INFO] tweaked toml for git repo https://github.com/runny-yolk/rust-json-parser written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/runny-yolk/rust-json-parser already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c424ca8ec942ca9b8246c42d65eb84f022c4f4dc1062f59f14aa5e2eca8703a
[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" "7c424ca8ec942ca9b8246c42d65eb84f022c4f4dc1062f59f14aa5e2eca8703a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c424ca8ec942ca9b8246c42d65eb84f022c4f4dc1062f59f14aa5e2eca8703a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c424ca8ec942ca9b8246c42d65eb84f022c4f4dc1062f59f14aa5e2eca8703a", kill_on_drop: false }`
[INFO] [stdout] 7c424ca8ec942ca9b8246c42d65eb84f022c4f4dc1062f59f14aa5e2eca8703a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1d4617e58bde5e51ddce028dce24bf45715c7186e0ba0b9319be05e6cabdb54
[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" "a1d4617e58bde5e51ddce028dce24bf45715c7186e0ba0b9319be05e6cabdb54", kill_on_drop: false }`
[INFO] [stderr]     Checking json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/json.rs:30:34
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn get(&self, key: &str) -> JSONdata {
[INFO] [stdout]    |            ---                      ^^^^^^^^ expected enum `JSONdata`, found `()`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/json.rs:30:34
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn get(&self, key: &str) -> JSONdata {
[INFO] [stdout]    |            ---                      ^^^^^^^^ expected enum `JSONdata`, found `()`
[INFO] [stdout]    |            |
[INFO] [stdout]    |            implicitly returns `()` as its body has no tail or `return` expression
[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 E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `json` due to 2 previous errors
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a1d4617e58bde5e51ddce028dce24bf45715c7186e0ba0b9319be05e6cabdb54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1d4617e58bde5e51ddce028dce24bf45715c7186e0ba0b9319be05e6cabdb54", kill_on_drop: false }`
[INFO] [stdout] a1d4617e58bde5e51ddce028dce24bf45715c7186e0ba0b9319be05e6cabdb54