[INFO] fetching crate embedded-nal-minimal-coaptcpserver 0.2.0...
[INFO] testing embedded-nal-minimal-coaptcpserver-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate embedded-nal-minimal-coaptcpserver 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate embedded-nal-minimal-coaptcpserver 0.2.0
[INFO] finished tweaking crates.io crate embedded-nal-minimal-coaptcpserver 0.2.0
[INFO] tweaked toml for crates.io crate embedded-nal-minimal-coaptcpserver 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate embedded-nal-minimal-coaptcpserver 0.2.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[INFO] [stderr]       Adding coap-numbers v0.1.2 (available: v0.2.7)
[INFO] [stderr]       Adding embedded-nal v0.6.0 (available: v0.9.0)
[INFO] [stderr]       Adding heapless v0.7.17 (available: v0.9.1)
[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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d85eac7c3ca2e69de6bb7773e580e41c4052c5a6dadfee9fba8f67e823621fc0
[INFO] running `Command { std: "docker" "start" "-a" "d85eac7c3ca2e69de6bb7773e580e41c4052c5a6dadfee9fba8f67e823621fc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d85eac7c3ca2e69de6bb7773e580e41c4052c5a6dadfee9fba8f67e823621fc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d85eac7c3ca2e69de6bb7773e580e41c4052c5a6dadfee9fba8f67e823621fc0", kill_on_drop: false }`
[INFO] [stdout] d85eac7c3ca2e69de6bb7773e580e41c4052c5a6dadfee9fba8f67e823621fc0
[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=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] 1c5ef31976132ad7d42f9983df0322d878157c8d08236b6b27d62ec2415db051
[INFO] running `Command { std: "docker" "start" "-a" "1c5ef31976132ad7d42f9983df0322d878157c8d08236b6b27d62ec2415db051", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling minicbor v0.19.1
[INFO] [stderr]    Compiling coap-numbers v0.2.7
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling litrs v0.4.2
[INFO] [stderr]    Compiling no-std-net v0.5.0
[INFO] [stderr]    Compiling nb v1.1.0
[INFO] [stderr]    Compiling coap-numbers v0.1.2
[INFO] [stderr]    Compiling hash32 v0.2.1
[INFO] [stderr]    Compiling hash32 v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling document-features v0.2.11
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling coap-message v0.3.6
[INFO] [stderr]    Compiling coap-message-utils v0.3.8
[INFO] [stderr]    Compiling coap-handler v0.2.0
[INFO] [stderr]    Compiling coap-message-implementations v0.1.7
[INFO] [stderr]    Compiling embedded-nal v0.6.0
[INFO] [stderr]    Compiling embedded-nal-tcpextensions v0.1.3
[INFO] [stderr]    Compiling embedded-nal-minimal-coaptcpserver v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.91s
[INFO] running `Command { std: "docker" "inspect" "1c5ef31976132ad7d42f9983df0322d878157c8d08236b6b27d62ec2415db051", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c5ef31976132ad7d42f9983df0322d878157c8d08236b6b27d62ec2415db051", kill_on_drop: false }`
[INFO] [stdout] 1c5ef31976132ad7d42f9983df0322d878157c8d08236b6b27d62ec2415db051
[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=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] cad703cb32c26e6e7b913a8a6e2af5bf284d8acdd5f5c9beefb462845546d175
[INFO] running `Command { std: "docker" "start" "-a" "cad703cb32c26e6e7b913a8a6e2af5bf284d8acdd5f5c9beefb462845546d175", kill_on_drop: false }`
[INFO] [stderr]    Compiling embedded-nal-minimal-coaptcpserver v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "cad703cb32c26e6e7b913a8a6e2af5bf284d8acdd5f5c9beefb462845546d175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cad703cb32c26e6e7b913a8a6e2af5bf284d8acdd5f5c9beefb462845546d175", kill_on_drop: false }`
[INFO] [stdout] cad703cb32c26e6e7b913a8a6e2af5bf284d8acdd5f5c9beefb462845546d175
[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=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] 87447a187e364679c3115362774c19f205154139855ce096b6fc89c9e69689a7
[INFO] running `Command { std: "docker" "start" "-a" "87447a187e364679c3115362774c19f205154139855ce096b6fc89c9e69689a7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/embedded_nal_minimal_coaptcpserver-23ce602f78ac4c73)
[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 embedded_nal_minimal_coaptcpserver
[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" "87447a187e364679c3115362774c19f205154139855ce096b6fc89c9e69689a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87447a187e364679c3115362774c19f205154139855ce096b6fc89c9e69689a7", kill_on_drop: false }`
[INFO] [stdout] 87447a187e364679c3115362774c19f205154139855ce096b6fc89c9e69689a7