[INFO] fetching crate custom-labels 0.4.4...
[INFO] testing custom-labels-0.4.4 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate custom-labels 0.4.4 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate custom-labels 0.4.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate custom-labels 0.4.4
[INFO] tweaked toml for crates.io crate custom-labels 0.4.4 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate custom-labels 0.4.4 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate custom-labels 0.4.4 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 582fc99771de0181b2904dd784b55085a0f7e9187a6118236f1229da2228a571
[INFO] running `Command { std: "docker" "start" "-a" "582fc99771de0181b2904dd784b55085a0f7e9187a6118236f1229da2228a571", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "582fc99771de0181b2904dd784b55085a0f7e9187a6118236f1229da2228a571", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "582fc99771de0181b2904dd784b55085a0f7e9187a6118236f1229da2228a571", kill_on_drop: false }`
[INFO] [stdout] 582fc99771de0181b2904dd784b55085a0f7e9187a6118236f1229da2228a571
[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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cef93e05b72befc757a39a2037612c7fa71b064fdb04dcc16b0324e9bb9fa63f
[INFO] running `Command { std: "docker" "start" "-a" "cef93e05b72befc757a39a2037612c7fa71b064fdb04dcc16b0324e9bb9fa63f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling bindgen v0.70.1
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling libloading v0.8.8
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]    Compiling custom-labels v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.47s
[INFO] running `Command { std: "docker" "inspect" "cef93e05b72befc757a39a2037612c7fa71b064fdb04dcc16b0324e9bb9fa63f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cef93e05b72befc757a39a2037612c7fa71b064fdb04dcc16b0324e9bb9fa63f", kill_on_drop: false }`
[INFO] [stdout] cef93e05b72befc757a39a2037612c7fa71b064fdb04dcc16b0324e9bb9fa63f
[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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98193824b7d1884c24edd5fda2c38055ea81526d147009942ec999b8ae7e4fcf
[INFO] running `Command { std: "docker" "start" "-a" "98193824b7d1884c24edd5fda2c38055ea81526d147009942ec999b8ae7e4fcf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libloading v0.8.8
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling bindgen v0.70.1
[INFO] [stderr]    Compiling custom-labels v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.70s
[INFO] running `Command { std: "docker" "inspect" "98193824b7d1884c24edd5fda2c38055ea81526d147009942ec999b8ae7e4fcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98193824b7d1884c24edd5fda2c38055ea81526d147009942ec999b8ae7e4fcf", kill_on_drop: false }`
[INFO] [stdout] 98193824b7d1884c24edd5fda2c38055ea81526d147009942ec999b8ae7e4fcf
[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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5985821d6f94468571a75057cb431bc2cf4a6ace834bee233ceaaca2c8eecdb7
[INFO] running `Command { std: "docker" "start" "-a" "5985821d6f94468571a75057cb431bc2cf4a6ace834bee233ceaaca2c8eecdb7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/custom_labels-49887204ec1d2a54)
[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] [stderr]    Doc-tests custom_labels
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - asynchronous::Label::with_labels (line 496) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - asynchronous::Label::with_labels (line 496) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `i` in this scope
[INFO] [stdout]  --> src/lib.rs:500:17
[INFO] [stdout]   |
[INFO] [stdout] 7 | labelset.extend(i);
[INFO] [stdout]   |                 ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - asynchronous::Label::with_labels (line 496)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.35s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "5985821d6f94468571a75057cb431bc2cf4a6ace834bee233ceaaca2c8eecdb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5985821d6f94468571a75057cb431bc2cf4a6ace834bee233ceaaca2c8eecdb7", kill_on_drop: false }`
[INFO] [stdout] 5985821d6f94468571a75057cb431bc2cf4a6ace834bee233ceaaca2c8eecdb7