[INFO] fetching crate ddc-node-rs 2.0.0...
[INFO] checking ddc-node-rs-2.0.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate ddc-node-rs 2.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate ddc-node-rs 2.0.0 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 ddc-node-rs 2.0.0
[INFO] finished tweaking crates.io crate ddc-node-rs 2.0.0
[INFO] tweaked toml for crates.io crate ddc-node-rs 2.0.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 65 packages
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding dtoa v0.4.8 (latest: v1.0.9)
[INFO] [stderr]       Adding libloading v0.6.7 (latest: v0.8.3)
[INFO] [stderr]       Adding mccs v0.1.3 (latest: v0.2.0)
[INFO] [stderr]       Adding mccs-caps v0.1.3 (latest: v0.2.0)
[INFO] [stderr]       Adding mccs-db v0.1.3 (latest: v0.2.0)
[INFO] [stderr]       Adding memchr v1.0.2 (latest: v2.7.2)
[INFO] [stderr]       Adding neon v0.10.1 (latest: v1.0.0)
[INFO] [stderr]       Adding neon-macros v0.10.1 (latest: v1.0.0)
[INFO] [stderr]       Adding nom v3.2.1 (latest: v7.1.3)
[INFO] [stderr]       Adding semver v0.9.0 (latest: v1.0.22)
[INFO] [stderr]       Adding semver-parser v0.7.0 (latest: v0.10.2)
[INFO] [stderr]       Adding serde_yaml v0.7.5 (latest: v0.9.34+deprecated)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding syn-mid v0.5.4 (latest: v0.6.0)
[INFO] [stderr]       Adding udev v0.2.0 (latest: v0.8.0)
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn-mid v0.5.4
[INFO] [stderr]   Downloaded libloading v0.6.7
[INFO] [stderr]   Downloaded neon-build v0.10.1
[INFO] [stderr]   Downloaded serde_yaml v0.7.5
[INFO] [stderr]   Downloaded mccs-db v0.1.3
[INFO] [stderr]   Downloaded neon-macros v0.10.1
[INFO] [stderr]   Downloaded neon-runtime v0.10.1
[INFO] [stderr]   Downloaded libudev-sys v0.1.4
[INFO] [stderr]   Downloaded i2c-linux v0.1.2
[INFO] [stderr]   Downloaded uninitialized v0.0.2
[INFO] [stderr]   Downloaded resize-slice v0.1.3
[INFO] [stderr]   Downloaded core-graphics-types v0.1.3
[INFO] [stderr]   Downloaded i2c-linux-sys v0.2.1
[INFO] [stderr]   Downloaded udev v0.2.0
[INFO] [stderr]   Downloaded ddc-i2c v0.2.2
[INFO] [stderr]   Downloaded core-graphics v0.23.2
[INFO] [stderr]   Downloaded mach2 v0.4.2
[INFO] [stderr]   Downloaded io-kit-sys v0.4.1
[INFO] [stderr]   Downloaded mach v0.3.2
[INFO] [stderr]   Downloaded ddc-macos v0.2.1
[INFO] [stderr]   Downloaded ddc v0.2.2
[INFO] [stderr]   Downloaded widestring v1.0.2
[INFO] [stderr]   Downloaded ddc-winapi v0.2.1
[INFO] [stderr]   Downloaded mccs-caps v0.1.3
[INFO] [stderr]   Downloaded nvapi-sys v0.1.3
[INFO] [stderr]   Downloaded nvapi v0.1.4
[INFO] [stderr]   Downloaded ddc-hi v0.4.1
[INFO] [stderr]   Downloaded nom v3.2.1
[INFO] [stderr]   Downloaded foreign-types-macros v0.2.3
[INFO] [stderr]   Downloaded foreign-types-shared v0.3.1
[INFO] [stderr]   Downloaded foreign-types v0.5.0
[INFO] [stderr]   Downloaded edid v0.3.0
[INFO] [stderr]   Downloaded i2c v0.1.0
[INFO] [stderr]   Downloaded mccs v0.1.3
[INFO] [stderr]   Downloaded memchr v1.0.2
[INFO] [stderr]   Downloaded neon v0.10.1
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93d405a661cf45aa82568d39d2a8120770b0154ff2c17a95d1b51ea51af394aa
[INFO] running `Command { std: "docker" "start" "-a" "93d405a661cf45aa82568d39d2a8120770b0154ff2c17a95d1b51ea51af394aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93d405a661cf45aa82568d39d2a8120770b0154ff2c17a95d1b51ea51af394aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93d405a661cf45aa82568d39d2a8120770b0154ff2c17a95d1b51ea51af394aa", kill_on_drop: false }`
[INFO] [stdout] 93d405a661cf45aa82568d39d2a8120770b0154ff2c17a95d1b51ea51af394aa
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a14e88893fef8730c89f02d6bcc9c162719712619c8aff5874d0389879295174
[INFO] running `Command { std: "docker" "start" "-a" "a14e88893fef8730c89f02d6bcc9c162719712619c8aff5874d0389879295174", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling uninitialized v0.0.2
[INFO] [stderr]    Compiling neon-build v0.10.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking i2c v0.1.0
[INFO] [stderr]     Checking mccs v0.1.3
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking resize-slice v0.1.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]     Checking ddc v0.2.2
[INFO] [stderr]    Compiling neon v0.10.1
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking serde_yaml v0.7.5
[INFO] [stderr]    Compiling ddc-hi v0.4.1
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking neon-runtime v0.10.1
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking i2c-linux-sys v0.2.1
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking udev v0.2.0
[INFO] [stderr]     Checking i2c-linux v0.1.2
[INFO] [stderr]     Checking ddc-i2c v0.2.2
[INFO] [stderr]     Checking edid v0.3.0
[INFO] [stderr]     Checking mccs-caps v0.1.3
[INFO] [stderr]    Compiling syn-mid v0.5.4
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling neon-macros v0.10.1
[INFO] [stderr]     Checking mccs-db v0.1.3
[INFO] [stderr]     Checking ddc-node-rs v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.03s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v3.2.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "a14e88893fef8730c89f02d6bcc9c162719712619c8aff5874d0389879295174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a14e88893fef8730c89f02d6bcc9c162719712619c8aff5874d0389879295174", kill_on_drop: false }`
[INFO] [stdout] a14e88893fef8730c89f02d6bcc9c162719712619c8aff5874d0389879295174