[INFO] fetching crate cyusb 0.9.0...
[INFO] checking cyusb-0.9.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate cyusb 0.9.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate cyusb 0.9.0 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 cyusb 0.9.0
[INFO] finished tweaking crates.io crate cyusb 0.9.0
[INFO] tweaked toml for crates.io crate cyusb 0.9.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate cyusb 0.9.0 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 structopt-derive v0.3.1
[INFO] [stderr]   Downloaded proc-macro-error v0.2.6
[INFO] [stderr]   Downloaded structopt v0.3.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.3
[INFO] [stderr]   Downloaded cfg-if v0.1.9
[INFO] [stderr]   Downloaded quote v1.0.2
[INFO] [stderr]   Downloaded adler32 v1.0.3
[INFO] [stderr]   Downloaded vcpkg v0.2.7
[INFO] [stderr]   Downloaded atty v0.2.13
[INFO] [stderr]   Downloaded unicode-width v0.1.6
[INFO] [stderr]   Downloaded bit-vec v0.5.1
[INFO] [stderr]   Downloaded filetime v0.2.7
[INFO] [stderr]   Downloaded xattr v0.2.2
[INFO] [stderr]   Downloaded pkg-config v0.3.16
[INFO] [stderr]   Downloaded rusb v0.5.2
[INFO] [stderr]   Downloaded bitflags v1.1.0
[INFO] [stderr]   Downloaded crc32fast v1.2.0
[INFO] [stderr]   Downloaded tar v0.4.26
[INFO] [stderr]   Downloaded heck v0.3.1
[INFO] [stderr]   Downloaded cc v1.0.45
[INFO] [stderr]   Downloaded unicode-segmentation v1.3.0
[INFO] [stderr]   Downloaded syn v1.0.5
[INFO] [stderr]   Downloaded rle-decode-fast v1.0.1
[INFO] [stderr]   Downloaded bit-set v0.5.1
[INFO] [stderr]   Downloaded clap v2.33.0
[INFO] [stderr]   Downloaded vec_map v0.8.1
[INFO] [stderr]   Downloaded libusb1-sys v0.3.1
[INFO] [stderr]   Downloaded libc v0.2.62
[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] 6a07cb089751e4f007ac907f8f615cf58519ffb99867af4c9374940d5b3a2c33
[INFO] running `Command { std: "docker" "start" "-a" "6a07cb089751e4f007ac907f8f615cf58519ffb99867af4c9374940d5b3a2c33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a07cb089751e4f007ac907f8f615cf58519ffb99867af4c9374940d5b3a2c33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a07cb089751e4f007ac907f8f615cf58519ffb99867af4c9374940d5b3a2c33", kill_on_drop: false }`
[INFO] [stdout] 6a07cb089751e4f007ac907f8f615cf58519ffb99867af4c9374940d5b3a2c33
[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] f155b338694fad70276d68f19bd45e45bea119b030d6d344557bc36961bfd9e5
[INFO] running `Command { std: "docker" "start" "-a" "f155b338694fad70276d68f19bd45e45bea119b030d6d344557bc36961bfd9e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.3
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling rle-decode-fast v1.0.1
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]    Compiling libflate v0.1.27
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling filetime v0.2.7
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling tar v0.4.26
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking bit-vec v0.5.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking bit-set v0.5.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling libusb1-sys v0.3.1
[INFO] [stderr]     Checking rusb v0.5.2
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling structopt-derive v0.3.1
[INFO] [stderr]     Checking structopt v0.3.1
[INFO] [stderr]     Checking cyusb v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.50s
[INFO] running `Command { std: "docker" "inspect" "f155b338694fad70276d68f19bd45e45bea119b030d6d344557bc36961bfd9e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f155b338694fad70276d68f19bd45e45bea119b030d6d344557bc36961bfd9e5", kill_on_drop: false }`
[INFO] [stdout] f155b338694fad70276d68f19bd45e45bea119b030d6d344557bc36961bfd9e5