[INFO] fetching crate holger-cli 0.2.2...
[INFO] testing holger-cli-0.2.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate holger-cli 0.2.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate holger-cli 0.2.2
[INFO] finished tweaking crates.io crate holger-cli 0.2.2
[INFO] tweaked toml for crates.io crate holger-cli 0.2.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate holger-cli 0.2.2 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate holger-cli 0.2.2 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0a2ca3013b4afe03e744a2bc443b247a9cf637e0171921a4800391f0c898250
[INFO] running `Command { std: "docker" "start" "-a" "d0a2ca3013b4afe03e744a2bc443b247a9cf637e0171921a4800391f0c898250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0a2ca3013b4afe03e744a2bc443b247a9cf637e0171921a4800391f0c898250", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0a2ca3013b4afe03e744a2bc443b247a9cf637e0171921a4800391f0c898250", kill_on_drop: false }`
[INFO] [stdout] d0a2ca3013b4afe03e744a2bc443b247a9cf637e0171921a4800391f0c898250
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97636950db1f5df1141ec8f60c5f3fbd72b9d185a9502bddaa01e73fcfae671d
[INFO] running `Command { std: "docker" "start" "-a" "97636950db1f5df1141ec8f60c5f3fbd72b9d185a9502bddaa01e73fcfae671d", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling dunce v1.0.5
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling aws-lc-rs v1.13.3
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling anstyle v1.0.11
[INFO] [stderr]    Compiling rustls-pki-types v1.12.0
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling anstyle-query v1.1.4
[INFO] [stderr]    Compiling const-oid v0.10.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling rustls v0.23.31
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling anstream v0.6.20
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling jiff v0.2.15
[INFO] [stderr]    Compiling clap_builder v4.5.43
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling hybrid-array v0.3.1
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling cc v1.2.32
[INFO] [stderr]    Compiling block-buffer v0.11.0-rc.4
[INFO] [stderr]    Compiling crypto-common v0.2.0-rc.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling cmake v0.1.54
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling digest v0.11.0-rc.0
[INFO] [stderr]    Compiling aws-lc-sys v0.30.0
[INFO] [stderr]    Compiling sha2 v0.11.0-rc.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling clap_derive v4.5.41
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_filter v0.1.3
[INFO] [stderr]    Compiling env_logger v0.11.8
[INFO] [stderr]    Compiling clap v4.5.43
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling holger-traits v0.2.0
[INFO] [stderr]    Compiling holger-rust-repository v0.2.0
[INFO] [stderr]    Compiling ron v0.10.1
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling h2 v0.4.12
[INFO] [stderr]    Compiling ctrlc v3.4.7
[INFO] [stderr]    Compiling hyper v1.6.0
[INFO] [stderr]    Compiling rustls-webpki v0.103.4
[INFO] [stderr]    Compiling hyper-util v0.1.16
[INFO] [stderr]    Compiling tokio-rustls v0.26.2
[INFO] [stderr]    Compiling holger-ron v0.2.0
[INFO] [stderr]    Compiling holger-cli v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `backend`
[INFO] [stdout]   --> src/lib.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 |             let backend=holger.instantiate_backends();
[INFO] [stdout]    |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_backend`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/lib.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 |             let r=wire_holger(&mut holger);
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 05s
[INFO] running `Command { std: "docker" "inspect" "97636950db1f5df1141ec8f60c5f3fbd72b9d185a9502bddaa01e73fcfae671d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97636950db1f5df1141ec8f60c5f3fbd72b9d185a9502bddaa01e73fcfae671d", kill_on_drop: false }`
[INFO] [stdout] 97636950db1f5df1141ec8f60c5f3fbd72b9d185a9502bddaa01e73fcfae671d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71aeb6748efb27c816d19a7a5ef11bcc50e60bd666fab0ea5f0ed80a0bd29394
[INFO] running `Command { std: "docker" "start" "-a" "71aeb6748efb27c816d19a7a5ef11bcc50e60bd666fab0ea5f0ed80a0bd29394", kill_on_drop: false }`
[INFO] [stderr]    Compiling holger-cli v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `backend`
[INFO] [stdout]   --> src/lib.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 |             let backend=holger.instantiate_backends();
[INFO] [stdout]    |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_backend`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/lib.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 |             let r=wire_holger(&mut holger);
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `backend`
[INFO] [stdout]   --> src/lib.rs:11:17
[INFO] [stdout]    |
[INFO] [stdout] 11 |             let backend=holger.instantiate_backends();
[INFO] [stdout]    |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_backend`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `r`
[INFO] [stdout]   --> src/lib.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 |             let r=wire_holger(&mut holger);
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.38s
[INFO] running `Command { std: "docker" "inspect" "71aeb6748efb27c816d19a7a5ef11bcc50e60bd666fab0ea5f0ed80a0bd29394", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71aeb6748efb27c816d19a7a5ef11bcc50e60bd666fab0ea5f0ed80a0bd29394", kill_on_drop: false }`
[INFO] [stdout] 71aeb6748efb27c816d19a7a5ef11bcc50e60bd666fab0ea5f0ed80a0bd29394
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1feb781119b022a44500cbf365933327565c1ab60f0c0d0c06c6570760d6ac8d
[INFO] running `Command { std: "docker" "start" "-a" "1feb781119b022a44500cbf365933327565c1ab60f0c0d0c06c6570760d6ac8d", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `backend`
[INFO] [stdout] 
[INFO] [stderr]   --> src/lib.rs:11:17
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 11 |             let backend=holger.instantiate_backends();
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_backend`
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] running 0 tests
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `r`
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   --> src/lib.rs:13:17
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr] 13 |             let r=wire_holger(&mut holger);
[INFO] [stderr]    |                 ^ help: if this is intentional, prefix it with an underscore: `_r`
[INFO] [stderr] 
[INFO] [stderr] warning: `holger-cli` (lib) generated 2 warnings
[INFO] [stderr] warning: `holger-cli` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/holger_cli-70a6162010a3246f)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/holger_cli-da811a50d69d2134)
[INFO] [stderr]    Doc-tests holger_cli
[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" "1feb781119b022a44500cbf365933327565c1ab60f0c0d0c06c6570760d6ac8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1feb781119b022a44500cbf365933327565c1ab60f0c0d0c06c6570760d6ac8d", kill_on_drop: false }`
[INFO] [stdout] 1feb781119b022a44500cbf365933327565c1ab60f0c0d0c06c6570760d6ac8d