[INFO] cloning repository https://github.com/ityuany/json-miette-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ityuany/json-miette-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fityuany%2Fjson-miette-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fityuany%2Fjson-miette-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 64219ce53fad6fe30f14b46345046e61aa64197f
[INFO] checking ityuany/json-miette-demo against try#24e1a22664233bce1f9b5dc6eee7c1f74327e28c for pr-159343
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fityuany%2Fjson-miette-demo" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ityuany/json-miette-demo
[INFO] finished tweaking git repo https://github.com/ityuany/json-miette-demo
[INFO] tweaked toml for git repo https://github.com/ityuany/json-miette-demo written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ityuany/json-miette-demo on toolchain 24e1a22664233bce1f9b5dc6eee7c1f74327e28c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+24e1a22664233bce1f9b5dc6eee7c1f74327e28c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ityuany/json-miette-demo 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" "+24e1a22664233bce1f9b5dc6eee7c1f74327e28c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git submodule `https://github.com/babel/babel`
[INFO] [stderr]     Updating git submodule `https://github.com/tc39/test262.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded supports-unicode v3.0.0
[INFO] [stderr]   Downloaded supports-hyperlinks v3.1.0
[INFO] [stderr]   Downloaded semver v1.0.26
[INFO] [stderr]   Downloaded terminal_size v0.4.2
[INFO] [stderr]   Downloaded unicode-bom v2.0.3
[INFO] [stderr]   Downloaded memoffset v0.8.0
[INFO] [stderr]   Downloaded json-strip-comments v1.0.4
[INFO] [stderr]   Downloaded miette v7.5.0
[INFO] [stderr]   Downloaded backtrace-ext v0.2.1
[INFO] [stderr]   Downloaded drop_bomb v0.1.5
[INFO] [stderr]   Downloaded countme v3.0.1
[INFO] [stderr]   Downloaded dyn-clone v1.0.19
[INFO] [stderr]   Downloaded is_ci v1.2.0
[INFO] [stderr]   Downloaded dashmap v6.1.0
[INFO] [stderr]   Downloaded supports-color v3.0.2
[INFO] [stderr]   Downloaded owo-colors v4.2.0
[INFO] [stderr]   Downloaded miette-derive v7.5.0
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[INFO] [stderr]   Downloaded similar v2.7.0
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[INFO] [stderr]   Downloaded bstr v1.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a2ea885e1c8809a91038f74883851ffa7a878d50c3e7de2b1bb7e7ce7a6ff60c
[INFO] running `Command { std: "docker" "start" "a2ea885e1c8809a91038f74883851ffa7a878d50c3e7de2b1bb7e7ce7a6ff60c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2ea885e1c8809a91038f74883851ffa7a878d50c3e7de2b1bb7e7ce7a6ff60c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a2ea885e1c8809a91038f74883851ffa7a878d50c3e7de2b1bb7e7ce7a6ff60c" "/opt/rustwide/cargo-home/bin/cargo" "+24e1a22664233bce1f9b5dc6eee7c1f74327e28c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a2ea885e1c8809a91038f74883851ffa7a878d50c3e7de2b1bb7e7ce7a6ff60c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a2ea885e1c8809a91038f74883851ffa7a878d50c3e7de2b1bb7e7ce7a6ff60c" "/opt/rustwide/cargo-home/bin/cargo" "+24e1a22664233bce1f9b5dc6eee7c1f74327e28c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
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[INFO] [stderr]    Compiling lock_api v0.4.12
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[INFO] [stderr]     Checking biome_rowan v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_parser%2Fv0.5.7#86024a5f)
[INFO] [stderr]     Checking biome_json_syntax v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_parser%2Fv0.5.7#86024a5f)
[INFO] [stderr]     Checking biome_json_syntax v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_syntax%2Fv0.5.7#86024a5f)
[INFO] [stderr]     Checking oxc_resolver v1.12.0
[INFO] [stderr]     Checking biome_json_factory v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_parser%2Fv0.5.7#86024a5f)
[INFO] [stderr]     Checking biome_console v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_parser%2Fv0.5.7#86024a5f)
[INFO] [stderr]     Checking biome_diagnostics v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_parser%2Fv0.5.7#86024a5f)
[INFO] [stderr]     Checking biome_parser v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_parser%2Fv0.5.7#86024a5f)
[INFO] [stderr]     Checking biome_json_parser v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_parser%2Fv0.5.7#86024a5f)
[INFO] [stderr]     Checking json-miette-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/main.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let value = member.value().ok().unwrap();
[INFO] [stdout]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]   --> src/main.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let value = member.value().ok().unwrap();
[INFO] [stdout]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 51.09s
[INFO] running `Command { std: "docker" "inspect" "a2ea885e1c8809a91038f74883851ffa7a878d50c3e7de2b1bb7e7ce7a6ff60c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2ea885e1c8809a91038f74883851ffa7a878d50c3e7de2b1bb7e7ce7a6ff60c", kill_on_drop: false }`
[INFO] [stdout] a2ea885e1c8809a91038f74883851ffa7a878d50c3e7de2b1bb7e7ce7a6ff60c
