[INFO] cloning repository https://github.com/materialcontext/code-challenge-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/materialcontext/code-challenge-rust-json-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaterialcontext%2Fcode-challenge-rust-json-parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaterialcontext%2Fcode-challenge-rust-json-parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 00259013e9c63bd6f892f6c57625bf26184e99f4
[INFO] testing materialcontext/code-challenge-rust-json-parser against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaterialcontext%2Fcode-challenge-rust-json-parser" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/materialcontext/code-challenge-rust-json-parser
[INFO] finished tweaking git repo https://github.com/materialcontext/code-challenge-rust-json-parser
[INFO] tweaked toml for git repo https://github.com/materialcontext/code-challenge-rust-json-parser written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/materialcontext/code-challenge-rust-json-parser on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/materialcontext/code-challenge-rust-json-parser 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--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-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95287dc2583336f68366334853022e02aefbe8df2ab1a38e8cf1322aeee5fc3e
[INFO] running `Command { std: "docker" "start" "-a" "95287dc2583336f68366334853022e02aefbe8df2ab1a38e8cf1322aeee5fc3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95287dc2583336f68366334853022e02aefbe8df2ab1a38e8cf1322aeee5fc3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95287dc2583336f68366334853022e02aefbe8df2ab1a38e8cf1322aeee5fc3e", kill_on_drop: false }`
[INFO] [stdout] 95287dc2583336f68366334853022e02aefbe8df2ab1a38e8cf1322aeee5fc3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4596f10d69ac85f158ff01a889bf6bd4e1c0255a9fb711c40e8923798211ace5
[INFO] running `Command { std: "docker" "start" "-a" "4596f10d69ac85f158ff01a889bf6bd4e1c0255a9fb711c40e8923798211ace5", kill_on_drop: false }`
[INFO] [stderr]    Compiling parse_json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0412]: cannot find type `word` in this scope
[INFO] [stdout]  --> src/main.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     field: word
[INFO] [stdout]   |            ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `parse_json` (bin "parse_json") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "4596f10d69ac85f158ff01a889bf6bd4e1c0255a9fb711c40e8923798211ace5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4596f10d69ac85f158ff01a889bf6bd4e1c0255a9fb711c40e8923798211ace5", kill_on_drop: false }`
[INFO] [stdout] 4596f10d69ac85f158ff01a889bf6bd4e1c0255a9fb711c40e8923798211ace5