[INFO] fetching crate edge-net 0.5.0...
[INFO] checking edge-net-0.5.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate edge-net 0.5.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate edge-net 0.5.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate edge-net 0.5.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate edge-net 0.5.0
[INFO] tweaked toml for crates.io crate edge-net 0.5.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate edge-net 0.5.0 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v1.0.189
[INFO] [stderr]   Downloaded rustls-pemfile v0.3.0
[INFO] [stderr]   Downloaded simple_logger v2.3.0
[INFO] [stderr]   Downloaded atomic-polyfill v0.1.11
[INFO] [stderr]   Downloaded rumqttc v0.19.0
[INFO] [stderr]   Downloaded heapless v0.7.16
[INFO] [stderr]   Downloaded embassy-futures v0.1.0
[INFO] [stderr]   Downloaded embassy-sync v0.3.0
[INFO] [stderr]   Downloaded defmt-parser v0.3.3
[INFO] [stderr]   Downloaded embedded-io v0.5.0
[INFO] [stderr]   Downloaded polling v3.2.0
[INFO] [stderr]   Downloaded embedded-hal v1.0.0-rc.1
[INFO] [stderr]   Downloaded async-io v2.0.0
[INFO] [stderr]   Downloaded domain v0.7.2
[INFO] [stderr]   Downloaded winnow v0.5.17
[INFO] [stderr]   Downloaded embedded-io-async v0.6.0
[INFO] [stderr]   Downloaded num_enum_derive v0.7.0
[INFO] [stderr]   Downloaded embedded-svc v0.26.1
[INFO] [stderr]   Downloaded serde v1.0.189
[INFO] [stderr]   Downloaded defmt-macros v0.3.6
[INFO] [stderr]   Downloaded embedded-io-async v0.5.0
[INFO] [stderr]   Downloaded embedded-nal v0.7.0
[INFO] [stderr]   Downloaded embedded-nal-async v0.6.0
[INFO] [stderr]   Downloaded defmt v0.3.5
[INFO] [stderr]   Downloaded embedded-hal-async v1.0.0-rc.1
[INFO] [stderr]   Downloaded embedded-io v0.6.0
[INFO] [stderr]   Downloaded no-std-net v0.5.0
[INFO] [stderr]   Downloaded num_enum v0.7.0
[INFO] [stderr]   Downloaded ring v0.17.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6579e78f6216acc42f285d6d9787db8f72905836327e9a26aaf7d3b45fa6c499
[INFO] running `Command { std: "docker" "start" "-a" "6579e78f6216acc42f285d6d9787db8f72905836327e9a26aaf7d3b45fa6c499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6579e78f6216acc42f285d6d9787db8f72905836327e9a26aaf7d3b45fa6c499", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6579e78f6216acc42f285d6d9787db8f72905836327e9a26aaf7d3b45fa6c499", kill_on_drop: false }`
[INFO] [stdout] 6579e78f6216acc42f285d6d9787db8f72905836327e9a26aaf7d3b45fa6c499
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfd92e954e66fc48c6599ef5db3c896947ed0507907bb28c2ba328e67c19ebc9
[INFO] running `Command { std: "docker" "start" "-a" "cfd92e954e66fc48c6599ef5db3c896947ed0507907bb28c2ba328e67c19ebc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling semver v1.0.20
[INFO] [stderr]    Compiling rustix v0.38.19
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.10
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking embedded-io v0.6.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling embassy-sync v0.3.0
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking no-std-net v0.6.0
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling heapless v0.7.16
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]    Compiling time-macros v0.2.15
[INFO] [stderr]     Checking deranged v0.3.9
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking embedded-io-async v0.6.0
[INFO] [stderr]     Checking concurrent-queue v2.3.0
[INFO] [stderr]     Checking critical-section v1.1.2
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking embedded-nal v0.7.0
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking embedded-nal-async v0.6.0
[INFO] [stderr]     Checking embassy-futures v0.1.0
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]     Checking time v0.3.30
[INFO] [stderr]     Checking polling v3.2.0
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking colored v2.0.4
[INFO] [stderr]     Checking simple_logger v2.3.0
[INFO] [stderr]     Checking async-io v2.0.0
[INFO] [stderr]     Checking edge-net v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.16s
[INFO] running `Command { std: "docker" "inspect" "cfd92e954e66fc48c6599ef5db3c896947ed0507907bb28c2ba328e67c19ebc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfd92e954e66fc48c6599ef5db3c896947ed0507907bb28c2ba328e67c19ebc9", kill_on_drop: false }`
[INFO] [stdout] cfd92e954e66fc48c6599ef5db3c896947ed0507907bb28c2ba328e67c19ebc9