[INFO] fetching crate termcolor-json 1.0.0...
[INFO] testing termcolor-json-1.0.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate termcolor-json 1.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate termcolor-json 1.0.0
[INFO] finished tweaking crates.io crate termcolor-json 1.0.0
[INFO] tweaked toml for crates.io crate termcolor-json 1.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate termcolor-json 1.0.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate termcolor-json 1.0.0 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb79937bbe6f8db89bc2dad020a9ebcc4e38269fbd7ffbeb724beae3e38c1fd5
[INFO] running `Command { std: "docker" "start" "-a" "eb79937bbe6f8db89bc2dad020a9ebcc4e38269fbd7ffbeb724beae3e38c1fd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb79937bbe6f8db89bc2dad020a9ebcc4e38269fbd7ffbeb724beae3e38c1fd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb79937bbe6f8db89bc2dad020a9ebcc4e38269fbd7ffbeb724beae3e38c1fd5", kill_on_drop: false }`
[INFO] [stdout] eb79937bbe6f8db89bc2dad020a9ebcc4e38269fbd7ffbeb724beae3e38c1fd5
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 890cdf2d4695e762086570b8733bbe5ab607de449adfb40685df96ceab16807c
[INFO] running `Command { std: "docker" "start" "-a" "890cdf2d4695e762086570b8733bbe5ab607de449adfb40685df96ceab16807c", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling termcolor-json v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.37s
[INFO] running `Command { std: "docker" "inspect" "890cdf2d4695e762086570b8733bbe5ab607de449adfb40685df96ceab16807c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "890cdf2d4695e762086570b8733bbe5ab607de449adfb40685df96ceab16807c", kill_on_drop: false }`
[INFO] [stdout] 890cdf2d4695e762086570b8733bbe5ab607de449adfb40685df96ceab16807c
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b462f1138a54c82c714ae069522a04218e0acf356d290680dd8ba693c935ab6d
[INFO] running `Command { std: "docker" "start" "-a" "b462f1138a54c82c714ae069522a04218e0acf356d290680dd8ba693c935ab6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling termcolor-json v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "b462f1138a54c82c714ae069522a04218e0acf356d290680dd8ba693c935ab6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b462f1138a54c82c714ae069522a04218e0acf356d290680dd8ba693c935ab6d", kill_on_drop: false }`
[INFO] [stdout] b462f1138a54c82c714ae069522a04218e0acf356d290680dd8ba693c935ab6d
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 79b48cc56772dc8fea70bbaf4678b58088dac5a65d759896fe37af51816e2098
[INFO] running `Command { std: "docker" "start" "-a" "79b48cc56772dc8fea70bbaf4678b58088dac5a65d759896fe37af51816e2098", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/termcolor_json-236ca971fac0c158)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::ansi_default_theme ... ok
[INFO] [stdout] test tests::ansi_default_theme_compact ... ok
[INFO] [stdout] test tests::ansi_empty_theme_passthrough_compact ... ok
[INFO] [stdout] test tests::no_color_passthrough ... ok
[INFO] [stdout] test tests::no_color_passthrough_compact ... ok
[INFO] [stdout] test tests::ansi_empty_theme_passthrough ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests termcolor_json
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "79b48cc56772dc8fea70bbaf4678b58088dac5a65d759896fe37af51816e2098", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79b48cc56772dc8fea70bbaf4678b58088dac5a65d759896fe37af51816e2098", kill_on_drop: false }`
[INFO] [stdout] 79b48cc56772dc8fea70bbaf4678b58088dac5a65d759896fe37af51816e2098
