[INFO] fetching crate fiberplane-pdk-macros 1.0.0-beta.6...
[INFO] checking fiberplane-pdk-macros-1.0.0-beta.6 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate fiberplane-pdk-macros 1.0.0-beta.6 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate fiberplane-pdk-macros 1.0.0-beta.6 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 fiberplane-pdk-macros 1.0.0-beta.6
[INFO] finished tweaking crates.io crate fiberplane-pdk-macros 1.0.0-beta.6
[INFO] tweaked toml for crates.io crate fiberplane-pdk-macros 1.0.0-beta.6 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 58 packages
[INFO] [stderr]       Adding base64 v0.13.1 (latest: v0.22.0)
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding strum v0.24.1 (latest: v0.26.2)
[INFO] [stderr]       Adding strum_macros v0.24.3 (latest: v0.26.2)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding typed-builder v0.12.0 (latest: v0.18.1)
[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 typed-builder v0.12.0
[INFO] [stderr]   Downloaded base64uuid v1.1.0
[INFO] [stderr]   Downloaded rmpv v1.0.1
[INFO] [stderr]   Downloaded fiberplane-models v1.0.0-beta.14
[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] 84f449ab79df0bb0b3a4aefba8331a09d7469ee9ce9ca22e56eac3d8ff3f9469
[INFO] running `Command { std: "docker" "start" "-a" "84f449ab79df0bb0b3a4aefba8331a09d7469ee9ce9ca22e56eac3d8ff3f9469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84f449ab79df0bb0b3a4aefba8331a09d7469ee9ce9ca22e56eac3d8ff3f9469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84f449ab79df0bb0b3a4aefba8331a09d7469ee9ce9ca22e56eac3d8ff3f9469", kill_on_drop: false }`
[INFO] [stdout] 84f449ab79df0bb0b3a4aefba8331a09d7469ee9ce9ca22e56eac3d8ff3f9469
[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] e70e8a0590b207831794661ea8051994fd7c3aa3f53f2034e4851275918a579e
[INFO] running `Command { std: "docker" "start" "-a" "e70e8a0590b207831794661ea8051994fd7c3aa3f53f2034e4851275918a579e", kill_on_drop: false }`
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking time-core v0.1.2
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking proc-macro2 v1.0.79
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling time-macros v0.2.17
[INFO] [stderr]    Compiling typed-builder v0.12.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking strum v0.24.1
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking rmp v0.8.12
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking rmpv v1.0.1
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking base64uuid v1.1.0
[INFO] [stderr]     Checking ordered-float v4.2.0
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking rmp-serde v1.1.2
[INFO] [stderr]     Checking proc-macro-error v1.0.4
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]     Checking fiberplane-models v1.0.0-beta.14
[INFO] [stderr]     Checking fiberplane-pdk-macros v1.0.0-beta.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/casing.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::TryFrom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryFrom` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]  --> src/casing.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::TryFrom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryFrom` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.76s
[INFO] running `Command { std: "docker" "inspect" "e70e8a0590b207831794661ea8051994fd7c3aa3f53f2034e4851275918a579e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e70e8a0590b207831794661ea8051994fd7c3aa3f53f2034e4851275918a579e", kill_on_drop: false }`
[INFO] [stdout] e70e8a0590b207831794661ea8051994fd7c3aa3f53f2034e4851275918a579e