[INFO] fetching crate fftw-src 0.8.0...
[INFO] checking fftw-src-0.8.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate fftw-src 0.8.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate fftw-src 0.8.0 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 fftw-src 0.8.0
[INFO] finished tweaking crates.io crate fftw-src 0.8.0
[INFO] tweaked toml for crates.io crate fftw-src 0.8.0 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 73 packages
[INFO] [stderr]       Adding aho-corasick v0.5.3 (latest: v1.1.3)
[INFO] [stderr]       Adding chrono v0.2.25 (latest: v0.4.37)
[INFO] [stderr]       Adding constant_time_eq v0.1.5 (latest: v0.3.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding lazy_static v0.1.16 (latest: v1.4.0)
[INFO] [stderr]       Adding memchr v0.1.11 (latest: v2.7.2)
[INFO] [stderr]       Adding num v0.1.42 (latest: v0.4.1)
[INFO] [stderr]       Adding password-hash v0.4.2 (latest: v0.5.0)
[INFO] [stderr]       Adding pbkdf2 v0.11.0 (latest: v0.12.2)
[INFO] [stderr]       Adding regex v0.1.80 (latest: v1.10.4)
[INFO] [stderr]       Adding regex-syntax v0.3.9 (latest: v0.8.3)
[INFO] [stderr]       Adding thread-id v2.0.0 (latest: v4.2.1)
[INFO] [stderr]       Adding thread_local v0.2.7 (latest: v1.1.8)
[INFO] [stderr]       Adding time v0.1.45 (latest: v0.3.34)
[INFO] [stderr]       Adding utf8-ranges v0.1.3 (latest: v1.0.5)
[INFO] [stderr]       Adding wasi v0.10.0+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 zstd v0.11.2+zstd.1.5.2 (latest: v0.13.1)
[INFO] [stderr]       Adding zstd-safe v5.0.2+zstd.1.5.2 (latest: v7.1.0)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded fs_extra v1.3.0
[INFO] [stderr]   Downloaded ftp v3.0.1
[INFO] [stderr]   Downloaded chrono v0.2.25
[INFO] [stderr]   Downloaded lazy_static v0.1.16
[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] fc72ccbe76e5b0cacfd1dc1c2ef9743793f63b55e6ba423e200adefd7337014f
[INFO] running `Command { std: "docker" "start" "-a" "fc72ccbe76e5b0cacfd1dc1c2ef9743793f63b55e6ba423e200adefd7337014f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc72ccbe76e5b0cacfd1dc1c2ef9743793f63b55e6ba423e200adefd7337014f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc72ccbe76e5b0cacfd1dc1c2ef9743793f63b55e6ba423e200adefd7337014f", kill_on_drop: false }`
[INFO] [stdout] fc72ccbe76e5b0cacfd1dc1c2ef9743793f63b55e6ba423e200adefd7337014f
[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] 41709d6108fcb925d9934a71a6b49a839f40f64816b581962943e3f0979afc5a
[INFO] running `Command { std: "docker" "start" "-a" "41709d6108fcb925d9934a71a6b49a839f40f64816b581962943e3f0979afc5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling base64ct v1.6.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling password-hash v0.4.2
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling jobserver v0.1.28
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling time v0.3.34
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling num-iter v0.1.44
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stderr]    Compiling aes v0.8.4
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling pbkdf2 v0.11.0
[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]    Compiling ftp v3.0.1
[INFO] [stderr]    Compiling bzip2 v0.4.4
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]    Compiling zip v0.6.6
[INFO] [stderr]    Compiling fftw-src v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "41709d6108fcb925d9934a71a6b49a839f40f64816b581962943e3f0979afc5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41709d6108fcb925d9934a71a6b49a839f40f64816b581962943e3f0979afc5a", kill_on_drop: false }`
[INFO] [stdout] 41709d6108fcb925d9934a71a6b49a839f40f64816b581962943e3f0979afc5a
[INFO] checking fftw-src-0.8.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate fftw-src 0.8.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate fftw-src 0.8.0 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fftw-src 0.8.0
[INFO] finished tweaking crates.io crate fftw-src 0.8.0
[INFO] tweaked toml for crates.io crate fftw-src 0.8.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7664cc1dd9ea0d51d2e31100ea436a7ebcc75b2ea0e1d2bb75b549810061374
[INFO] running `Command { std: "docker" "start" "-a" "c7664cc1dd9ea0d51d2e31100ea436a7ebcc75b2ea0e1d2bb75b549810061374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7664cc1dd9ea0d51d2e31100ea436a7ebcc75b2ea0e1d2bb75b549810061374", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7664cc1dd9ea0d51d2e31100ea436a7ebcc75b2ea0e1d2bb75b549810061374", kill_on_drop: false }`
[INFO] [stdout] c7664cc1dd9ea0d51d2e31100ea436a7ebcc75b2ea0e1d2bb75b549810061374
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ae056614b85df46e9f0ba7930acb585ce5a28075f2a201d7f9f36651052a2fb
[INFO] running `Command { std: "docker" "start" "-a" "2ae056614b85df46e9f0ba7930acb585ce5a28075f2a201d7f9f36651052a2fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling subtle v2.5.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling base64ct v1.6.0
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling password-hash v0.4.2
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling anyhow v1.0.81
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling jobserver v0.1.28
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling time v0.3.34
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling lazy_static v0.1.16
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling num-iter v0.1.44
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling aes v0.8.4
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling pbkdf2 v0.11.0
[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]    Compiling ftp v3.0.1
[INFO] [stderr]    Compiling bzip2 v0.4.4
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]    Compiling zstd v0.11.2+zstd.1.5.2
[INFO] [stderr]    Compiling zip v0.6.6
[INFO] [stderr]    Compiling fftw-src v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 56.05s
[INFO] running `Command { std: "docker" "inspect" "2ae056614b85df46e9f0ba7930acb585ce5a28075f2a201d7f9f36651052a2fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ae056614b85df46e9f0ba7930acb585ce5a28075f2a201d7f9f36651052a2fb", kill_on_drop: false }`
[INFO] [stdout] 2ae056614b85df46e9f0ba7930acb585ce5a28075f2a201d7f9f36651052a2fb