[INFO] fetching crate flop 0.2.4...
[INFO] checking flop-0.2.4 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate flop 0.2.4 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate flop 0.2.4 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 flop 0.2.4
[INFO] finished tweaking crates.io crate flop 0.2.4
[INFO] tweaked toml for crates.io crate flop 0.2.4 written to /workspace/builds/worker-7-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 193 packages
[INFO] [stderr]       Adding async_zip v0.0.15 (latest: v0.0.17)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding derive-getters v0.2.1 (latest: v0.3.0)
[INFO] [stderr]       Adding env_logger v0.10.2 (latest: v0.11.3)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding memoffset v0.7.1 (latest: v0.9.1)
[INFO] [stderr]       Adding nix v0.26.4 (latest: v0.28.0)
[INFO] [stderr]       Adding nu-ansi-term v0.46.0 (latest: v0.50.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding owo-colors v3.5.0 (latest: v4.0.0)
[INFO] [stderr]       Adding redox_syscall v0.2.16 (latest: v0.5.1)
[INFO] [stderr]       Adding redox_syscall v0.4.1 (latest: v0.5.1)
[INFO] [stderr]       Adding regex-automata v0.1.10 (latest: v0.4.6)
[INFO] [stderr]       Adding regex-syntax v0.6.29 (latest: v0.8.3)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[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 xattr v0.2.3 (latest: v1.3.1)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded deflate64 v0.1.8
[INFO] [stderr]   Downloaded xattr v0.2.3
[INFO] [stderr]   Downloaded bzip2 v0.4.4
[INFO] [stderr]   Downloaded smoosh v0.2.1
[INFO] [stderr]   Downloaded num_threads v0.1.7
[INFO] [stderr]   Downloaded tokio-tar-up2date v0.3.1
[INFO] [stderr]   Downloaded disk-drive v0.1.10
[INFO] [stderr]   Downloaded cpio v0.2.2
[INFO] [stderr]   Downloaded async-recursion v1.1.0
[INFO] [stderr]   Downloaded cpio_reader v0.1.1
[INFO] [stderr]   Downloaded dashmap v5.5.3
[INFO] [stderr]   Downloaded async_zip v0.0.15
[INFO] [stderr]   Downloaded rsfs-tokio v0.5.0
[INFO] [stderr]   Downloaded nix v0.26.4
[INFO] [stderr]   Downloaded brotli-decompressor v3.0.0
[INFO] [stderr]   Downloaded derive-getters v0.2.1
[INFO] [stderr]   Downloaded floppy-disk v0.2.6
[INFO] [stderr]   Downloaded debug-ignore v1.0.5
[INFO] [stderr]   Downloaded brotli v4.0.0
[INFO] [stderr]   Downloaded nyoom v0.3.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 6cfc31494a2273b34874439146f91c363f4e6b18445fef6ac88c6f16b7c1d555
[INFO] running `Command { std: "docker" "start" "-a" "6cfc31494a2273b34874439146f91c363f4e6b18445fef6ac88c6f16b7c1d555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cfc31494a2273b34874439146f91c363f4e6b18445fef6ac88c6f16b7c1d555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cfc31494a2273b34874439146f91c363f4e6b18445fef6ac88c6f16b7c1d555", kill_on_drop: false }`
[INFO] [stdout] 6cfc31494a2273b34874439146f91c363f4e6b18445fef6ac88c6f16b7c1d555
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3d093d084b49d3c07f1d8f94e0f592ba545710bbc84905ebfe64b678f0ff7a1f
[INFO] running `Command { std: "docker" "start" "-a" "3d093d084b49d3c07f1d8f94e0f592ba545710bbc84905ebfe64b678f0ff7a1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking num_threads v0.1.7
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling jobserver v0.1.28
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]    Compiling zstd-safe v7.1.0
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking alloc-stdlib v0.2.2
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling async-trait v0.1.79
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]    Compiling zstd-sys v2.0.10+zstd.1.5.6
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]    Compiling lzma-sys v0.1.20
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling derive-getters v0.2.1
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking brotli-decompressor v3.0.0
[INFO] [stderr]     Checking tokio-stream v0.1.15
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking rsfs-tokio v0.5.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking color-spantrace v0.2.1
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking brotli v4.0.0
[INFO] [stderr]     Checking xz2 v0.1.7
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking bzip2 v0.4.4
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]     Checking color-eyre v0.6.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking env_filter v0.1.0
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking deflate64 v0.1.8
[INFO] [stderr]     Checking chrono v0.4.37
[INFO] [stderr]     Checking env_logger v0.11.3
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]    Compiling test-log-macros v0.2.15
[INFO] [stderr]     Checking filetime v0.2.23
[INFO] [stderr]     Checking xattr v0.2.3
[INFO] [stderr]     Checking tokio-tar-up2date v0.3.1
[INFO] [stderr]     Checking floppy-disk v0.2.6
[INFO] [stderr]     Checking test-log v0.2.15
[INFO] [stderr]     Checking cpio_reader v0.1.1
[INFO] [stderr]    Compiling async-recursion v1.1.0
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking cpio v0.2.2
[INFO] [stderr]     Checking debug-ignore v1.0.5
[INFO] [stderr]     Checking env_logger v0.10.2
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking async_zip v0.0.15
[INFO] [stderr]     Checking nyoom v0.3.5
[INFO] [stderr]     Checking disk-drive v0.1.10
[INFO] [stderr]     Checking zstd v0.13.1
[INFO] [stderr]     Checking async-compression v0.4.8
[INFO] [stderr]     Checking smoosh v0.2.1
[INFO] [stderr]     Checking flop v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.71s
[INFO] running `Command { std: "docker" "inspect" "3d093d084b49d3c07f1d8f94e0f592ba545710bbc84905ebfe64b678f0ff7a1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d093d084b49d3c07f1d8f94e0f592ba545710bbc84905ebfe64b678f0ff7a1f", kill_on_drop: false }`
[INFO] [stdout] 3d093d084b49d3c07f1d8f94e0f592ba545710bbc84905ebfe64b678f0ff7a1f