[INFO] fetching crate netscan-os 0.22.0...
[INFO] checking netscan-os-0.22.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate netscan-os 0.22.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate netscan-os 0.22.0 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 netscan-os 0.22.0
[INFO] finished tweaking crates.io crate netscan-os 0.22.0
[INFO] tweaked toml for crates.io crate netscan-os 0.22.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 98 packages
[INFO] [stderr]       Adding async-io v1.13.0 (latest: v2.3.2)
[INFO] [stderr]       Adding async-lock v2.8.0 (latest: v3.3.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding default-net v0.21.0 (latest: v0.22.0)
[INFO] [stderr]       Adding dlopen2 v0.5.0 (latest: v0.7.0)
[INFO] [stderr]       Adding event-listener v2.5.3 (latest: v5.2.0)
[INFO] [stderr]       Adding fastrand v1.9.0 (latest: v2.0.2)
[INFO] [stderr]       Adding futures-lite v1.13.0 (latest: v2.3.0)
[INFO] [stderr]       Adding io-lifetimes v1.0.11 (latest: v2.0.3)
[INFO] [stderr]       Adding linux-raw-sys v0.3.8 (latest: v0.6.4)
[INFO] [stderr]       Adding netlink-packet-route v0.17.1 (latest: v0.19.0)
[INFO] [stderr]       Adding netscan-pcap v0.22.0 (latest: v0.26.0)
[INFO] [stderr]       Adding polling v2.8.0 (latest: v3.6.0)
[INFO] [stderr]       Adding rustix v0.37.27 (latest: v0.38.32)
[INFO] [stderr]       Adding socket2 v0.4.10 (latest: v0.5.6)
[INFO] [stderr]       Adding system-configuration v0.5.1 (latest: v0.6.0)
[INFO] [stderr]       Adding system-configuration-sys v0.5.0 (latest: v0.6.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows v0.48.0 (latest: v0.54.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding xenet v0.2.0 (latest: v0.5.0)
[INFO] [stderr]       Adding xenet-core v0.2.0 (latest: v0.5.0)
[INFO] [stderr]       Adding xenet-datalink v0.2.0 (latest: v0.5.0)
[INFO] [stderr]       Adding xenet-macro v0.2.0 (latest: v0.5.0)
[INFO] [stderr]       Adding xenet-macro-helper v0.2.0 (latest: v0.5.0)
[INFO] [stderr]       Adding xenet-packet v0.2.0 (latest: v0.5.0)
[INFO] [stderr]       Adding xenet-packet-builder v0.2.0 (latest: v0.5.0)
[INFO] [stderr]       Adding xenet-socket v0.2.0 (latest: v0.5.0)
[INFO] [stderr]       Adding xenet-sys v0.2.0 (latest: v0.5.0)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded xenet-socket v0.2.0
[INFO] [stderr]   Downloaded netlink-sys v0.8.6
[INFO] [stderr]   Downloaded xenet-macro-helper v0.2.0
[INFO] [stderr]   Downloaded xenet-sys v0.2.0
[INFO] [stderr]   Downloaded xenet v0.2.0
[INFO] [stderr]   Downloaded xenet-macro v0.2.0
[INFO] [stderr]   Downloaded xenet-core v0.2.0
[INFO] [stderr]   Downloaded xenet-packet-builder v0.2.0
[INFO] [stderr]   Downloaded xenet-datalink v0.2.0
[INFO] [stderr]   Downloaded xenet-packet v0.2.0
[INFO] [stderr]   Downloaded default-net v0.21.0
[INFO] [stderr]   Downloaded netscan-pcap v0.22.0
[INFO] [stderr]   Downloaded netlink-packet-route v0.17.1
[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] ad3261728ab2f144c88986c980dcad0d3ef05b5d29368d1f49e1398de4a5ebc5
[INFO] running `Command { std: "docker" "start" "-a" "ad3261728ab2f144c88986c980dcad0d3ef05b5d29368d1f49e1398de4a5ebc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad3261728ab2f144c88986c980dcad0d3ef05b5d29368d1f49e1398de4a5ebc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad3261728ab2f144c88986c980dcad0d3ef05b5d29368d1f49e1398de4a5ebc5", kill_on_drop: false }`
[INFO] [stdout] ad3261728ab2f144c88986c980dcad0d3ef05b5d29368d1f49e1398de4a5ebc5
[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] a49a36b90829522003933a92e272f8434038b40599ab6f29091ed834e2695a64
[INFO] running `Command { std: "docker" "start" "-a" "a49a36b90829522003933a92e272f8434038b40599ab6f29091ed834e2695a64", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking default-net v0.21.0
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking xenet-sys v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking xenet-core v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking xenet-macro-helper v0.2.0
[INFO] [stderr]     Checking xenet-datalink v0.2.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling xenet-macro v0.2.0
[INFO] [stderr]     Checking xenet-packet v0.2.0
[INFO] [stderr]     Checking xenet-socket v0.2.0
[INFO] [stderr]     Checking xenet-packet-builder v0.2.0
[INFO] [stderr]     Checking xenet v0.2.0
[INFO] [stderr]     Checking netscan-pcap v0.22.0
[INFO] [stderr]     Checking netscan-os v0.22.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.12s
[INFO] running `Command { std: "docker" "inspect" "a49a36b90829522003933a92e272f8434038b40599ab6f29091ed834e2695a64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a49a36b90829522003933a92e272f8434038b40599ab6f29091ed834e2695a64", kill_on_drop: false }`
[INFO] [stdout] a49a36b90829522003933a92e272f8434038b40599ab6f29091ed834e2695a64