[INFO] fetching crate picky-krb 0.8.0...
[INFO] checking picky-krb-0.8.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate picky-krb 0.8.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate picky-krb 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 picky-krb 0.8.0
[INFO] finished tweaking crates.io crate picky-krb 0.8.0
[INFO] tweaked toml for crates.io crate picky-krb 0.8.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 52 packages
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding spin v0.5.2 (latest: v0.9.8)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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 crypto v0.5.1
[INFO] [stderr]   Downloaded picky-asn1-der v0.4.1
[INFO] [stderr]   Downloaded des v0.8.1
[INFO] [stderr]   Downloaded oid v0.2.1
[INFO] [stderr]   Downloaded picky-asn1 v0.8.0
[INFO] [stderr]   Downloaded picky-asn1-x509 v0.12.0
[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] 8a458b169e5fb09a962bde2ce2036acf4250fbca96cceffd4681692b99a1c065
[INFO] running `Command { std: "docker" "start" "-a" "8a458b169e5fb09a962bde2ce2036acf4250fbca96cceffd4681692b99a1c065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a458b169e5fb09a962bde2ce2036acf4250fbca96cceffd4681692b99a1c065", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a458b169e5fb09a962bde2ce2036acf4250fbca96cceffd4681692b99a1c065", kill_on_drop: false }`
[INFO] [stdout] 8a458b169e5fb09a962bde2ce2036acf4250fbca96cceffd4681692b99a1c065
[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] af4e1db473ad3bf819d75687b32443df58d5aaac868aeccbf50fc7407560a555
[INFO] running `Command { std: "docker" "start" "-a" "af4e1db473ad3bf819d75687b32443df58d5aaac868aeccbf50fc7407560a555", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling num-bigint-dig v0.8.4
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-padding v0.3.3
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto v0.5.1
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking des v0.8.1
[INFO] [stderr]     Checking cbc v0.1.2
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking pbkdf2 v0.12.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking oid v0.2.1
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking picky-asn1 v0.8.0
[INFO] [stderr]     Checking picky-asn1-der v0.4.1
[INFO] [stderr]     Checking picky-asn1-x509 v0.12.0
[INFO] [stderr]     Checking picky-krb v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.56s
[INFO] running `Command { std: "docker" "inspect" "af4e1db473ad3bf819d75687b32443df58d5aaac868aeccbf50fc7407560a555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af4e1db473ad3bf819d75687b32443df58d5aaac868aeccbf50fc7407560a555", kill_on_drop: false }`
[INFO] [stdout] af4e1db473ad3bf819d75687b32443df58d5aaac868aeccbf50fc7407560a555
[INFO] checking picky-krb-0.8.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate picky-krb 0.8.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate picky-krb 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 picky-krb 0.8.0
[INFO] finished tweaking crates.io crate picky-krb 0.8.0
[INFO] tweaked toml for crates.io crate picky-krb 0.8.0 written to /workspace/builds/worker-7-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]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4c3de0cca5639b268c836d02feba72eeddbffd65d306b95d8db490196f0215da
[INFO] running `Command { std: "docker" "start" "-a" "4c3de0cca5639b268c836d02feba72eeddbffd65d306b95d8db490196f0215da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c3de0cca5639b268c836d02feba72eeddbffd65d306b95d8db490196f0215da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c3de0cca5639b268c836d02feba72eeddbffd65d306b95d8db490196f0215da", kill_on_drop: false }`
[INFO] [stdout] 4c3de0cca5639b268c836d02feba72eeddbffd65d306b95d8db490196f0215da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 8d20f926c53e8faf1da0e5e27a810cb37ee66537ded9ff827c3696c3437fc303
[INFO] running `Command { std: "docker" "start" "-a" "8d20f926c53e8faf1da0e5e27a810cb37ee66537ded9ff827c3696c3437fc303", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling num-bigint-dig v0.8.4
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-padding v0.3.3
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking crypto v0.5.1
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking pbkdf2 v0.12.2
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking des v0.8.1
[INFO] [stderr]     Checking cbc v0.1.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking oid v0.2.1
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking picky-asn1 v0.8.0
[INFO] [stderr]     Checking picky-asn1-der v0.4.1
[INFO] [stderr]     Checking picky-asn1-x509 v0.12.0
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/picky-asn1-x509-0.12.0/src/macros.rs:14:14
[INFO] [stdout]      |
[INFO] [stdout] 14   |         $seq.next_element()?.ok_or_else(|| {
[INFO] [stdout]      |              ^^^^^^^^^^^^ cannot infer type
[INFO] [stdout]      |
[INFO] [stdout]     ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/picky-asn1-x509-0.12.0/src/algorithm_identifier.rs:349:25
[INFO] [stdout]      |
[INFO] [stdout] 349  |                         seq_next_element!(seq, AlgorithmIdentifier, "sha algorithm identifier");
[INFO] [stdout]      |                         ----------------------------------------------------------------------- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: cannot satisfy `_: Deserialize<'de>`
[INFO] [stdout]      = help: the following types implement trait `Deserialize<'de>`:
[INFO] [stdout]                &'a Path
[INFO] [stdout]                &'a [u8]
[INFO] [stdout]                &'a serde_bytes::bytearray::ByteArray<N>
[INFO] [stdout]                &'a serde_bytes::bytes::Bytes
[INFO] [stdout]                &'a str
[INFO] [stdout]                ()
[INFO] [stdout]                (T0, T1)
[INFO] [stdout]                (T0, T1, T2)
[INFO] [stdout]              and 226 others
[INFO] [stdout] note: required by a bound in `next_element`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde-1.0.197/src/de/mod.rs:1726:12
[INFO] [stdout]      |
[INFO] [stdout] 1724 |     fn next_element<T>(&mut self) -> Result<Option<T>, Self::Error>
[INFO] [stdout]      |        ------------ required by a bound in this associated function
[INFO] [stdout] 1725 |     where
[INFO] [stdout] 1726 |         T: Deserialize<'de>,
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^^ required by this bound in `SeqAccess::next_element`
[INFO] [stdout]      = note: this error originates in the macro `seq_next_element` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `picky-asn1-x509` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "8d20f926c53e8faf1da0e5e27a810cb37ee66537ded9ff827c3696c3437fc303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d20f926c53e8faf1da0e5e27a810cb37ee66537ded9ff827c3696c3437fc303", kill_on_drop: false }`
[INFO] [stdout] 8d20f926c53e8faf1da0e5e27a810cb37ee66537ded9ff827c3696c3437fc303