[INFO] cloning repository https://github.com/mayank-pant/rust-json-analyzer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mayank-pant/rust-json-analyzer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmayank-pant%2Frust-json-analyzer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmayank-pant%2Frust-json-analyzer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 16547ad953c8159a736f971535164372d9cca932
[INFO] checking mayank-pant/rust-json-analyzer against try#15e8bc6907ab2b3623cb52acc726f4787458df64 for pr-141352
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmayank-pant%2Frust-json-analyzer" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mayank-pant/rust-json-analyzer on toolchain 15e8bc6907ab2b3623cb52acc726f4787458df64
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+15e8bc6907ab2b3623cb52acc726f4787458df64" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mayank-pant/rust-json-analyzer
[INFO] finished tweaking git repo https://github.com/mayank-pant/rust-json-analyzer
[INFO] tweaked toml for git repo https://github.com/mayank-pant/rust-json-analyzer written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/mayank-pant/rust-json-analyzer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+15e8bc6907ab2b3623cb52acc726f4787458df64" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+15e8bc6907ab2b3623cb52acc726f4787458df64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b37fc5908a4c7a1213f8e24ac16b20b50d2f30e360dfe0c4e44dbd53fa296dd2
[INFO] running `Command { std: "docker" "start" "-a" "b37fc5908a4c7a1213f8e24ac16b20b50d2f30e360dfe0c4e44dbd53fa296dd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b37fc5908a4c7a1213f8e24ac16b20b50d2f30e360dfe0c4e44dbd53fa296dd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b37fc5908a4c7a1213f8e24ac16b20b50d2f30e360dfe0c4e44dbd53fa296dd2", kill_on_drop: false }`
[INFO] [stdout] b37fc5908a4c7a1213f8e24ac16b20b50d2f30e360dfe0c4e44dbd53fa296dd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+15e8bc6907ab2b3623cb52acc726f4787458df64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e405336ac6455f7317edd68729409eacb173a0f48453d2c8d0cda2b8cd8d5e4
[INFO] running `Command { std: "docker" "start" "-a" "7e405336ac6455f7317edd68729409eacb173a0f48453d2c8d0cda2b8cd8d5e4", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_json_parser v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0726]: implicit elided lifetime not allowed here
[INFO] [stdout]  --> src/main.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl JsonAnalyzer {
[INFO] [stdout]   |      ^^^^^^^^^^^^ expected lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] help: indicate the anonymous lifetime
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl JsonAnalyzer<'_> {
[INFO] [stdout]   |                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0726]: implicit elided lifetime not allowed here
[INFO] [stdout]  --> src/main.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl JsonAnalyzer {
[INFO] [stdout]   |      ^^^^^^^^^^^^ expected lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] help: indicate the anonymous lifetime
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl JsonAnalyzer<'_> {
[INFO] [stdout]   |                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0726`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0726`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_json_parser` (bin "rust_json_parser" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rust_json_parser` (bin "rust_json_parser") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "7e405336ac6455f7317edd68729409eacb173a0f48453d2c8d0cda2b8cd8d5e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e405336ac6455f7317edd68729409eacb173a0f48453d2c8d0cda2b8cd8d5e4", kill_on_drop: false }`
[INFO] [stdout] 7e405336ac6455f7317edd68729409eacb173a0f48453d2c8d0cda2b8cd8d5e4