[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] testing ityuany/json-miette-demo against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fityuany%2Fjson-miette-demo" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-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-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ityuany/json-miette-demo on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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/microsoft/Typescript`
[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 is_ci v1.2.0
[INFO] [stderr]   Downloaded textwrap v0.16.2
[INFO] [stderr]   Downloaded miette-derive v7.5.0
[INFO] [stderr]   Downloaded supports-unicode v3.0.0
[INFO] [stderr]   Downloaded countme v3.0.1
[INFO] [stderr]   Downloaded drop_bomb v0.1.5
[INFO] [stderr]   Downloaded owo-colors v4.2.0
[INFO] [stderr]   Downloaded bpaf_derive v0.5.17
[INFO] [stderr]   Downloaded json-strip-comments v1.0.4
[INFO] [stderr]   Downloaded unicode-bom v2.0.3
[INFO] [stderr]   Downloaded oxc_resolver v1.12.0
[INFO] [stderr]   Downloaded miette v7.5.0
[INFO] [stderr]   Downloaded backtrace-ext v0.2.1
[INFO] [stderr]   Downloaded supports-color v3.0.2
[INFO] [stderr]   Downloaded supports-hyperlinks v3.1.0
[INFO] [stderr]   Downloaded terminal_size v0.4.2
[INFO] [stderr]   Downloaded bpaf v0.9.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ef39a604477cc66a22178c1acdc56bdc33ab1fda86f7bbfa51d7c9e3e22088c
[INFO] running `Command { std: "docker" "start" "-a" "5ef39a604477cc66a22178c1acdc56bdc33ab1fda86f7bbfa51d7c9e3e22088c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ef39a604477cc66a22178c1acdc56bdc33ab1fda86f7bbfa51d7c9e3e22088c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ef39a604477cc66a22178c1acdc56bdc33ab1fda86f7bbfa51d7c9e3e22088c", kill_on_drop: false }`
[INFO] [stdout] 5ef39a604477cc66a22178c1acdc56bdc33ab1fda86f7bbfa51d7c9e3e22088c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9000504b7761573c168801a09202f1d507d3a7eb88c1492a753522ec580d2c2
[INFO] running `Command { std: "docker" "start" "-a" "f9000504b7761573c168801a09202f1d507d3a7eb88c1492a753522ec580d2c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling countme v3.0.1
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.8
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling schemars v0.8.22
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling similar v2.7.0
[INFO] [stderr]    Compiling dyn-clone v1.0.19
[INFO] [stderr]    Compiling json-strip-comments v1.0.4
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling rustix v1.0.5
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling owo-colors v4.2.0
[INFO] [stderr]    Compiling drop_bomb v0.1.5
[INFO] [stderr]    Compiling unicode-linebreak v0.1.5
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling is_ci v1.2.0
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling unicode-width v0.2.0
[INFO] [stderr]    Compiling supports-color v3.0.2
[INFO] [stderr]    Compiling biome_unicode_table v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_parser%2Fv0.5.7#86024a5f)
[INFO] [stderr]    Compiling unicode-bom v2.0.3
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling supports-hyperlinks v3.1.0
[INFO] [stderr]    Compiling textwrap v0.16.2
[INFO] [stderr]    Compiling supports-unicode v3.0.0
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling biome_diagnostics_categories v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_parser%2Fv0.5.7#86024a5f)
[INFO] [stderr]    Compiling terminal_size v0.4.2
[INFO] [stderr]    Compiling addr2line v0.24.2
[INFO] [stderr]    Compiling biome_markup v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_parser%2Fv0.5.7#86024a5f)
[INFO] [stderr]    Compiling biome_diagnostics_macros v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_parser%2Fv0.5.7#86024a5f)
[INFO] [stderr]    Compiling backtrace v0.3.74
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling backtrace-ext v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling bpaf_derive v0.5.17
[INFO] [stderr]    Compiling miette-derive v7.5.0
[INFO] [stderr]    Compiling schemars_derive v0.8.22
[INFO] [stderr]    Compiling bpaf v0.9.19
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling miette v7.5.0
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling biome_text_size v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_parser%2Fv0.5.7#86024a5f)
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling biome_text_size v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_syntax%2Fv0.5.7#86024a5f)
[INFO] [stderr]    Compiling biome_text_edit v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_syntax%2Fv0.5.7#86024a5f)
[INFO] [stderr]    Compiling biome_text_edit v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_parser%2Fv0.5.7#86024a5f)
[INFO] [stderr]    Compiling biome_rowan v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_syntax%2Fv0.5.7#86024a5f)
[INFO] [stderr]    Compiling biome_rowan v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_parser%2Fv0.5.7#86024a5f)
[INFO] [stderr]    Compiling biome_json_syntax v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_syntax%2Fv0.5.7#86024a5f)
[INFO] [stderr]    Compiling biome_json_syntax v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_parser%2Fv0.5.7#86024a5f)
[INFO] [stderr]    Compiling oxc_resolver v1.12.0
[INFO] [stderr]    Compiling biome_json_factory v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_parser%2Fv0.5.7#86024a5f)
[INFO] [stderr]    Compiling biome_console v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_parser%2Fv0.5.7#86024a5f)
[INFO] [stderr]    Compiling biome_diagnostics v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_parser%2Fv0.5.7#86024a5f)
[INFO] [stderr]    Compiling biome_parser v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_parser%2Fv0.5.7#86024a5f)
[INFO] [stderr]    Compiling biome_json_parser v0.5.7 (https://github.com/biomejs/biome.git?tag=biome_json_parser%2Fv0.5.7#86024a5f)
[INFO] [stderr]    Compiling 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 41s
[INFO] running `Command { std: "docker" "inspect" "f9000504b7761573c168801a09202f1d507d3a7eb88c1492a753522ec580d2c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9000504b7761573c168801a09202f1d507d3a7eb88c1492a753522ec580d2c2", kill_on_drop: false }`
[INFO] [stdout] f9000504b7761573c168801a09202f1d507d3a7eb88c1492a753522ec580d2c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 197925d3b36f06d1e772537bf059bd47ec467db84a946654b67aefbc1b200bf8
[INFO] running `Command { std: "docker" "start" "-a" "197925d3b36f06d1e772537bf059bd47ec467db84a946654b67aefbc1b200bf8", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "197925d3b36f06d1e772537bf059bd47ec467db84a946654b67aefbc1b200bf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "197925d3b36f06d1e772537bf059bd47ec467db84a946654b67aefbc1b200bf8", kill_on_drop: false }`
[INFO] [stdout] 197925d3b36f06d1e772537bf059bd47ec467db84a946654b67aefbc1b200bf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 15b25ae6a1ff58642d8dc2521d1c6098c79e0ec4e178133c3c1c8e54a1bfbee5
[INFO] running `Command { std: "docker" "start" "-a" "15b25ae6a1ff58642d8dc2521d1c6098c79e0ec4e178133c3c1c8e54a1bfbee5", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]   --> src/main.rs:40:17
[INFO] [stderr]    |
[INFO] [stderr] 40 |             let value = member.value().ok().unwrap();
[INFO] [stderr]    |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `json-miette-demo` (bin "json-miette-demo" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/json_miette_demo-8019d169dd11dca5)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "15b25ae6a1ff58642d8dc2521d1c6098c79e0ec4e178133c3c1c8e54a1bfbee5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15b25ae6a1ff58642d8dc2521d1c6098c79e0ec4e178133c3c1c8e54a1bfbee5", kill_on_drop: false }`
[INFO] [stdout] 15b25ae6a1ff58642d8dc2521d1c6098c79e0ec4e178133c3c1c8e54a1bfbee5