[INFO] fetching crate karbon-cli 0.2.23...
[INFO] testing karbon-cli-0.2.23 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate karbon-cli 0.2.23 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate karbon-cli 0.2.23
[INFO] finished tweaking crates.io crate karbon-cli 0.2.23
[INFO] tweaked toml for crates.io crate karbon-cli 0.2.23 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate karbon-cli 0.2.23 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate karbon-cli 0.2.23 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ctrlc v3.5.2
[INFO] [stderr]   Downloaded block2 v0.6.2
[INFO] [stderr]   Downloaded system-configuration v0.7.0
[INFO] [stderr]   Downloaded winnow v0.7.15
[INFO] [stderr]   Downloaded nix v0.31.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c97c23bb7617f07cfdd695df4335d01f4ac5ee5db20dc1c70747ed6781fd09c
[INFO] running `Command { std: "docker" "start" "-a" "0c97c23bb7617f07cfdd695df4335d01f4ac5ee5db20dc1c70747ed6781fd09c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c97c23bb7617f07cfdd695df4335d01f4ac5ee5db20dc1c70747ed6781fd09c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c97c23bb7617f07cfdd695df4335d01f4ac5ee5db20dc1c70747ed6781fd09c", kill_on_drop: false }`
[INFO] [stdout] 0c97c23bb7617f07cfdd695df4335d01f4ac5ee5db20dc1c70747ed6781fd09c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26f930cf336146bd66afc554e35379a24adb983371ca0085293b31bf43f0d887
[INFO] running `Command { std: "docker" "start" "-a" "26f930cf336146bd66afc554e35379a24adb983371ca0085293b31bf43f0d887", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling cc v1.2.57
[INFO] [stderr]    Compiling http v1.4.0
[INFO] [stderr]    Compiling litemap v0.8.1
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling writeable v0.6.2
[INFO] [stderr]    Compiling icu_normalizer_data v2.1.1
[INFO] [stderr]    Compiling icu_properties_data v2.1.2
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling nix v0.31.2
[INFO] [stderr]    Compiling anstyle-parse v1.0.0
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling colorchoice v1.0.5
[INFO] [stderr]    Compiling anstyle v1.0.14
[INFO] [stderr]    Compiling anstyle-query v1.1.5
[INFO] [stderr]    Compiling tower-layer v0.3.3
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling iri-string v0.7.10
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling winnow v0.7.15
[INFO] [stderr]    Compiling anstream v1.0.0
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling clap_lex v1.1.0
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[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling synstructure v0.13.2
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[INFO] [stderr]    Compiling serde_derive v1.0.228
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[INFO] [stderr]    Compiling zerovec v0.11.5
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[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling icu_provider v2.1.1
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[INFO] [stderr]    Compiling tower v0.5.3
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling icu_properties v2.1.2
[INFO] [stderr]    Compiling icu_normalizer v2.1.1
[INFO] [stderr]    Compiling h2 v0.4.13
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling tower-http v0.6.8
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling hyper v1.8.1
[INFO] [stderr]    Compiling hyper-util v0.1.20
[INFO] [stderr]    Compiling hyper-tls v0.6.0
[INFO] [stderr]    Compiling reqwest v0.12.28
[INFO] [stderr]    Compiling karbon-cli v0.2.23 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `watch` is never read
[INFO] [stdout]   --> src/config.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct BackendConfig {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub watch: bool,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BackendConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 38.57s
[INFO] running `Command { std: "docker" "inspect" "26f930cf336146bd66afc554e35379a24adb983371ca0085293b31bf43f0d887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26f930cf336146bd66afc554e35379a24adb983371ca0085293b31bf43f0d887", kill_on_drop: false }`
[INFO] [stdout] 26f930cf336146bd66afc554e35379a24adb983371ca0085293b31bf43f0d887
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2fba712afe0a7c0db03cb7e5b6fd96d411a78f042ca42a6a5e7cc4f06366b9d
[INFO] running `Command { std: "docker" "start" "-a" "b2fba712afe0a7c0db03cb7e5b6fd96d411a78f042ca42a6a5e7cc4f06366b9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling karbon-cli v0.2.23 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `watch` is never read
[INFO] [stdout]   --> src/config.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct BackendConfig {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub watch: bool,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `BackendConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "b2fba712afe0a7c0db03cb7e5b6fd96d411a78f042ca42a6a5e7cc4f06366b9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2fba712afe0a7c0db03cb7e5b6fd96d411a78f042ca42a6a5e7cc4f06366b9d", kill_on_drop: false }`
[INFO] [stdout] b2fba712afe0a7c0db03cb7e5b6fd96d411a78f042ca42a6a5e7cc4f06366b9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6ef484942bacabee57b5d9491a66ce209b29545934fa9bcc9417ec712240b728
[INFO] running `Command { std: "docker" "start" "-a" "6ef484942bacabee57b5d9491a66ce209b29545934fa9bcc9417ec712240b728", kill_on_drop: false }`
[INFO] [stderr] warning: field `watch` is never read
[INFO] [stderr]   --> src/config.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub struct BackendConfig {
[INFO] [stderr]    |            ------------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 27 |     pub watch: bool,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `BackendConfig` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `karbon-cli` (bin "karbon" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/karbon-d2075ed53c23e7e0)
[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" "6ef484942bacabee57b5d9491a66ce209b29545934fa9bcc9417ec712240b728", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ef484942bacabee57b5d9491a66ce209b29545934fa9bcc9417ec712240b728", kill_on_drop: false }`
[INFO] [stdout] 6ef484942bacabee57b5d9491a66ce209b29545934fa9bcc9417ec712240b728