[INFO] fetching crate d30 0.1.0...
[INFO] checking d30-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate d30 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate d30 0.1.0 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 d30 0.1.0
[INFO] finished tweaking crates.io crate d30 0.1.0
[INFO] tweaked toml for crates.io crate d30 0.1.0 written to /workspace/builds/worker-1-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 214 packages
[INFO] [stderr]       Adding async-channel v1.9.0 (latest: v2.2.0)
[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 cfg-if v0.1.10 (latest: v1.0.0)
[INFO] [stderr]       Adding convert_case v0.4.0 (latest: v0.6.0)
[INFO] [stderr]       Adding event-listener v2.5.3 (latest: v5.3.0)
[INFO] [stderr]       Adding event-listener v4.0.3 (latest: v5.3.0)
[INFO] [stderr]       Adding event-listener-strategy v0.4.0 (latest: v0.5.1)
[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 getrandom v0.1.16 (latest: v0.2.12)
[INFO] [stderr]       Adding gloo-timers v0.2.6 (latest: v0.3.0)
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding image v0.24.9 (latest: v0.25.1)
[INFO] [stderr]       Adding imageproc v0.23.0 (latest: v0.24.0)
[INFO] [stderr]       Adding io-lifetimes v1.0.11 (latest: v2.0.3)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding linux-raw-sys v0.3.8 (latest: v0.6.4)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding mio v0.6.23 (latest: v0.8.11)
[INFO] [stderr]       Adding miow v0.2.2 (latest: v0.6.0)
[INFO] [stderr]       Adding nalgebra v0.30.1 (latest: v0.32.5)
[INFO] [stderr]       Adding nix v0.19.1 (latest: v0.28.0)
[INFO] [stderr]       Adding nix v0.26.4 (latest: v0.28.0)
[INFO] [stderr]       Adding num-traits v0.1.43 (latest: v0.2.18)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding owned_ttf_parser v0.15.2 (latest: v0.20.0)
[INFO] [stderr]       Adding polling v2.8.0 (latest: v3.6.0)
[INFO] [stderr]       Adding rand v0.7.3 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_chacha v0.2.2 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_core v0.5.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_distr v0.2.2 (latest: v0.4.3)
[INFO] [stderr]       Adding rand_hc v0.2.0 (latest: v0.3.2)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding rustix v0.37.27 (latest: v0.38.32)
[INFO] [stderr]       Adding simba v0.7.3 (latest: v0.8.1)
[INFO] [stderr]       Adding snafu v0.7.5 (latest: v0.8.2)
[INFO] [stderr]       Adding snafu-derive v0.7.5 (latest: v0.8.2)
[INFO] [stderr]       Adding socket2 v0.4.10 (latest: v0.5.6)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding ttf-parser v0.15.2 (latest: v0.20.0)
[INFO] [stderr]       Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[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] 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 libudev v0.3.0
[INFO] [stderr]   Downloaded enum_primitive v0.1.1
[INFO] [stderr]   Downloaded dimensions v0.1.0
[INFO] [stderr]   Downloaded serialport v4.3.0
[INFO] [stderr]   Downloaded bluetooth-serial-port-async v0.6.3
[INFO] [stderr]   Downloaded custom_derive v0.1.7
[INFO] [stderr]   Downloaded conv v0.3.3
[INFO] [stderr]   Downloaded ttf-parser v0.15.2
[INFO] [stderr]   Downloaded qoi v0.4.1
[INFO] [stderr]   Downloaded nix v0.19.1
[INFO] [stderr]   Downloaded nalgebra v0.30.1
[INFO] [stderr]   Downloaded simba v0.7.3
[INFO] [stderr]   Downloaded owned_ttf_parser v0.15.2
[INFO] [stderr]   Downloaded gif v0.13.1
[INFO] [stderr]   Downloaded rusttype v0.9.3
[INFO] [stderr]   Downloaded tiff v0.9.1
[INFO] [stderr]   Downloaded unescaper v0.1.4
[INFO] [stderr]   Downloaded imageproc v0.23.0
[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] 1fff0071698c55f8414e5c041139b3c8bc477217b38ef1543101df9e58b97be0
[INFO] running `Command { std: "docker" "start" "-a" "1fff0071698c55f8414e5c041139b3c8bc477217b38ef1543101df9e58b97be0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fff0071698c55f8414e5c041139b3c8bc477217b38ef1543101df9e58b97be0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fff0071698c55f8414e5c041139b3c8bc477217b38ef1543101df9e58b97be0", kill_on_drop: false }`
[INFO] [stdout] 1fff0071698c55f8414e5c041139b3c8bc477217b38ef1543101df9e58b97be0
[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] ce46cebb683aabea27bf163b6ab51c16a63cd6a744094911aba2536e96da40e4
[INFO] running `Command { std: "docker" "start" "-a" "ce46cebb683aabea27bf163b6ab51c16a63cd6a744094911aba2536e96da40e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking value-bag v1.8.1
[INFO] [stderr]     Checking futures-lite v2.3.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking concurrent-queue v2.4.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]     Checking lock_api v0.4.11
[INFO] [stderr]     Checking piper v0.2.1
[INFO] [stderr]     Checking weezl v0.1.8
[INFO] [stderr]     Checking ttf-parser v0.15.2
[INFO] [stderr]     Checking event-listener v4.0.3
[INFO] [stderr]     Checking event-listener v5.3.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking safe_arch v0.7.1
[INFO] [stderr]     Checking jpeg-decoder v0.3.1
[INFO] [stderr]     Checking async-lock v2.8.0
[INFO] [stderr]     Checking socket2 v0.4.10
[INFO] [stderr]     Checking event-listener-strategy v0.5.1
[INFO] [stderr]     Checking zune-inflate v0.2.54
[INFO] [stderr]     Checking event-listener-strategy v0.4.0
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking async-channel v2.2.0
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking async-lock v3.3.0
[INFO] [stderr]     Checking bit_field v0.10.2
[INFO] [stderr]     Checking lebe v0.5.2
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking gif v0.13.1
[INFO] [stderr]     Checking flume v0.11.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking qoi v0.4.1
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling snafu-derive v0.7.5
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking wide v0.7.15
[INFO] [stderr]     Checking tiff v0.9.1
[INFO] [stderr]     Checking exr v1.72.0
[INFO] [stderr]     Checking libudev v0.3.0
[INFO] [stderr]     Checking async-executor v1.9.1
[INFO] [stderr]     Checking blocking v1.5.1
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking unescaper v0.1.4
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking nix v0.19.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking owned_ttf_parser v0.15.2
[INFO] [stderr]     Checking rusttype v0.9.3
[INFO] [stderr]     Checking dimensions v0.1.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking num-bigint v0.4.4
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking serialport v4.3.0
[INFO] [stderr]     Checking simba v0.7.3
[INFO] [stderr]     Checking num-rational v0.4.1
[INFO] [stderr]     Checking snafu v0.7.5
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking polling v3.6.0
[INFO] [stderr]     Checking async-io v2.3.2
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-std v1.12.0
[INFO] [stderr]     Checking bluetooth-serial-port-async v0.6.3
[INFO] [stderr]     Checking nalgebra v0.30.1
[INFO] [stderr]     Checking imageproc v0.23.0
[INFO] [stderr]     Checking d30 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.80s
[INFO] running `Command { std: "docker" "inspect" "ce46cebb683aabea27bf163b6ab51c16a63cd6a744094911aba2536e96da40e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce46cebb683aabea27bf163b6ab51c16a63cd6a744094911aba2536e96da40e4", kill_on_drop: false }`
[INFO] [stdout] ce46cebb683aabea27bf163b6ab51c16a63cd6a744094911aba2536e96da40e4