[INFO] fetching crate nscan 0.16.0...
[INFO] checking nscan-0.16.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate nscan 0.16.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate nscan 0.16.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nscan 0.16.0
[INFO] finished tweaking crates.io crate nscan 0.16.0
[INFO] tweaked toml for crates.io crate nscan 0.16.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate nscan 0.16.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded netlink-sys v0.8.5
[INFO] [stderr]   Downloaded pnet_sys v0.34.0
[INFO] [stderr]   Downloaded dns-lookup v2.0.2
[INFO] [stderr]   Downloaded uuid-macro-internal v1.4.0
[INFO] [stderr]   Downloaded pnet v0.34.0
[INFO] [stderr]   Downloaded ipnetwork v0.20.0
[INFO] [stderr]   Downloaded pnet_macros v0.34.0
[INFO] [stderr]   Downloaded no-std-net v0.6.0
[INFO] [stderr]   Downloaded pnet_packet v0.34.0
[INFO] [stderr]   Downloaded netlink-packet-route v0.17.0
[INFO] [stderr]   Downloaded pnet_datalink v0.34.0
[INFO] [stderr]   Downloaded pnet_macros_support v0.34.0
[INFO] [stderr]   Downloaded netlink-packet-core v0.7.0
[INFO] [stderr]   Downloaded pnet_base v0.34.0
[INFO] [stderr]   Downloaded pnet_transport v0.34.0
[INFO] [stderr]   Downloaded dlopen2 v0.5.0
[INFO] [stderr]   Downloaded netlink-packet-utils v0.5.2
[INFO] [stderr]   Downloaded default-net v0.18.0
[INFO] [stderr]   Downloaded netscan-service v0.21.0
[INFO] [stderr]   Downloaded netscan v0.21.0
[INFO] [stderr]   Downloaded netscan-os v0.21.0
[INFO] [stderr]   Downloaded cross-socket v0.8.0
[INFO] [stderr]   Downloaded privilege v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6bb1f49c9732892ea1577e1857db52eab787d606b809a143a0e35771f5ef8213
[INFO] running `Command { std: "docker" "start" "-a" "6bb1f49c9732892ea1577e1857db52eab787d606b809a143a0e35771f5ef8213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bb1f49c9732892ea1577e1857db52eab787d606b809a143a0e35771f5ef8213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bb1f49c9732892ea1577e1857db52eab787d606b809a143a0e35771f5ef8213", kill_on_drop: false }`
[INFO] [stdout] 6bb1f49c9732892ea1577e1857db52eab787d606b809a143a0e35771f5ef8213
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37c890b8d3de0f0a7905471840d7df4d5fd9b39e067aafc235b2d6fde9069b93
[INFO] running `Command { std: "docker" "start" "-a" "37c890b8d3de0f0a7905471840d7df4d5fd9b39e067aafc235b2d6fde9069b93", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling serde v1.0.171
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking no-std-net v0.6.0
[INFO] [stderr]    Compiling regex-syntax v0.7.4
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking pnet_base v0.34.0
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking pnet_macros_support v0.34.0
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling rustix v0.37.23
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling pnet v0.34.0
[INFO] [stderr]    Compiling serde_json v1.0.103
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking parking v2.1.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking concurrent-queue v2.2.0
[INFO] [stderr]     Checking futures-lite v1.13.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking async-lock v2.7.0
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking base64 v0.21.2
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]    Compiling syn v2.0.26
[INFO] [stderr]     Checking pnet_sys v0.34.0
[INFO] [stderr]     Checking socket2 v0.5.3
[INFO] [stderr]     Checking io-lifetimes v1.0.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]    Compiling thiserror v1.0.43
[INFO] [stderr]    Compiling async-trait v0.1.71
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling rustls v0.21.5
[INFO] [stderr]     Checking iana-time-zone v0.1.57
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]     Checking rustls-pemfile v1.0.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking default-net v0.18.0
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]    Compiling regex-automata v0.3.3
[INFO] [stderr]     Checking chrono v0.4.26
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking rustls-native-certs v0.6.3
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking dns-lookup v2.0.2
[INFO] [stderr]     Checking url v2.4.0
[INFO] [stderr]     Checking os_str_bytes v6.5.1
[INFO] [stderr]     Checking data-encoding v2.4.0
[INFO] [stderr]     Checking ipnet v2.8.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking resolv-conf v0.7.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking which v4.4.0
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking privilege v0.3.0
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]    Compiling enum-as-inner v0.5.1
[INFO] [stderr]    Compiling regex v1.9.1
[INFO] [stderr]     Checking indicatif v0.16.2
[INFO] [stderr]     Checking term-table v1.3.2
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking rustls-webpki v0.101.1
[INFO] [stderr]    Compiling serde_derive v1.0.171
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling pnet_macros v0.34.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.43
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]    Compiling uuid-macro-internal v1.4.0
[INFO] [stderr]     Checking uuid v1.4.0
[INFO] [stderr]     Checking pnet_packet v0.34.0
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking netscan-service v0.21.0
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking trust-dns-proto v0.22.0
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking pnet_transport v0.34.0
[INFO] [stderr]     Checking trust-dns-resolver v0.22.0
[INFO] [stderr]     Checking ipnetwork v0.20.0
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking pnet_datalink v0.34.0
[INFO] [stderr]     Checking cross-socket v0.8.0
[INFO] [stderr]     Checking netscan-os v0.21.0
[INFO] [stderr]     Checking netscan v0.21.0
[INFO] [stderr]     Checking nscan v0.16.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.00s
[INFO] running `Command { std: "docker" "inspect" "37c890b8d3de0f0a7905471840d7df4d5fd9b39e067aafc235b2d6fde9069b93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37c890b8d3de0f0a7905471840d7df4d5fd9b39e067aafc235b2d6fde9069b93", kill_on_drop: false }`
[INFO] [stdout] 37c890b8d3de0f0a7905471840d7df4d5fd9b39e067aafc235b2d6fde9069b93