[INFO] fetching crate udmx 0.1.0...
[INFO] testing udmx-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate udmx 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate udmx 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate udmx 0.1.0
[INFO] tweaked toml for crates.io crate udmx 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate udmx 0.1.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate udmx 0.1.0 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b2d78cd2073d7c14de1ce8d87d618ccd69fad35420843bfc9b4d980ce7e6dfe
[INFO] running `Command { std: "docker" "start" "-a" "3b2d78cd2073d7c14de1ce8d87d618ccd69fad35420843bfc9b4d980ce7e6dfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b2d78cd2073d7c14de1ce8d87d618ccd69fad35420843bfc9b4d980ce7e6dfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b2d78cd2073d7c14de1ce8d87d618ccd69fad35420843bfc9b4d980ce7e6dfe", kill_on_drop: false }`
[INFO] [stdout] 3b2d78cd2073d7c14de1ce8d87d618ccd69fad35420843bfc9b4d980ce7e6dfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08cb687672d2487c096615e38f9c9459b424f49a9b144052b3a52e909f91d397
[INFO] running `Command { std: "docker" "start" "-a" "08cb687672d2487c096615e38f9c9459b424f49a9b144052b3a52e909f91d397", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.24
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling rusb v0.9.4
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling libusb1-sys v0.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling udmx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.88s
[INFO] running `Command { std: "docker" "inspect" "08cb687672d2487c096615e38f9c9459b424f49a9b144052b3a52e909f91d397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08cb687672d2487c096615e38f9c9459b424f49a9b144052b3a52e909f91d397", kill_on_drop: false }`
[INFO] [stdout] 08cb687672d2487c096615e38f9c9459b424f49a9b144052b3a52e909f91d397
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8680d6f4b48db090004dc0fb625d8a302c054e0d2a7ee40f981aadcfdacc10a
[INFO] running `Command { std: "docker" "start" "-a" "a8680d6f4b48db090004dc0fb625d8a302c054e0d2a7ee40f981aadcfdacc10a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling humantime v2.2.0
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling is-terminal v0.4.16
[INFO] [stderr]    Compiling libusb1-sys v0.7.0
[INFO] [stderr]    Compiling rusb v0.9.4
[INFO] [stderr]    Compiling udmx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling ctrlc v3.4.7
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling pretty_env_logger v0.5.0
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.64s
[INFO] running `Command { std: "docker" "inspect" "a8680d6f4b48db090004dc0fb625d8a302c054e0d2a7ee40f981aadcfdacc10a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8680d6f4b48db090004dc0fb625d8a302c054e0d2a7ee40f981aadcfdacc10a", kill_on_drop: false }`
[INFO] [stdout] a8680d6f4b48db090004dc0fb625d8a302c054e0d2a7ee40f981aadcfdacc10a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c36306d5aebf495a2c3825d4f0fa92cf930a939b2387b0ad5d6c78ad02468468
[INFO] running `Command { std: "docker" "start" "-a" "c36306d5aebf495a2c3825d4f0fa92cf930a939b2387b0ad5d6c78ad02468468", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/udmx-37fabf7b6218ec29)
[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 udmx
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 5) stdout ----
[INFO] [stdout] Test executable failed (exit status: 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: DeviceNotFound
[INFO] [stdout] Error: "the test returned a termination value with a non-zero status code (1) which indicates a failure"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 5)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.37s; merged doctests compilation took 0.36s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "c36306d5aebf495a2c3825d4f0fa92cf930a939b2387b0ad5d6c78ad02468468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c36306d5aebf495a2c3825d4f0fa92cf930a939b2387b0ad5d6c78ad02468468", kill_on_drop: false }`
[INFO] [stdout] c36306d5aebf495a2c3825d4f0fa92cf930a939b2387b0ad5d6c78ad02468468