[INFO] fetching crate capgrok 0.3.1...
[INFO] checking capgrok-0.3.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate capgrok 0.3.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate capgrok 0.3.1 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate capgrok 0.3.1
[INFO] finished tweaking crates.io crate capgrok 0.3.1
[INFO] tweaked toml for crates.io crate capgrok 0.3.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 69 packages
[INFO] [stderr]       Adding base16ct v0.1.1 (latest: v0.2.0)
[INFO] [stderr]       Adding base64 v0.12.3 (latest: v0.22.0)
[INFO] [stderr]       Adding block-buffer v0.9.0 (latest: v0.10.4)
[INFO] [stderr]       Adding block-padding v0.2.1 (latest: v0.3.3)
[INFO] [stderr]       Adding crypto-bigint v0.4.9 (latest: v0.5.5)
[INFO] [stderr]       Adding der v0.6.1 (latest: v0.7.9)
[INFO] [stderr]       Adding digest v0.9.0 (latest: v0.10.7)
[INFO] [stderr]       Adding ecdsa v0.14.8 (latest: v0.16.9)
[INFO] [stderr]       Adding elliptic-curve v0.12.3 (latest: v0.13.8)
[INFO] [stderr]       Adding ff v0.12.1 (latest: v0.13.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding group v0.12.1 (latest: v0.13.0)
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding iri-string v0.4.1 (latest: v0.7.0)
[INFO] [stderr]       Adding k256 v0.11.6 (latest: v0.13.3)
[INFO] [stderr]       Adding pkcs8 v0.9.0 (latest: v0.10.2)
[INFO] [stderr]       Adding rfc6979 v0.3.1 (latest: v0.4.0)
[INFO] [stderr]       Adding sec1 v0.3.0 (latest: v0.7.3)
[INFO] [stderr]       Adding sha3 v0.9.1 (latest: v0.10.8)
[INFO] [stderr]       Adding signature v1.6.4 (latest: v2.2.0)
[INFO] [stderr]       Adding siwe v0.4.2 (latest: v0.6.1)
[INFO] [stderr]       Adding spki v0.6.0 (latest: v0.7.3)
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spki v0.6.0
[INFO] [stderr]   Downloaded sec1 v0.3.0
[INFO] [stderr]   Downloaded pkcs8 v0.9.0
[INFO] [stderr]   Downloaded base16ct v0.1.1
[INFO] [stderr]   Downloaded k256 v0.11.6
[INFO] [stderr]   Downloaded rfc6979 v0.3.1
[INFO] [stderr]   Downloaded ecdsa v0.14.8
[INFO] [stderr]   Downloaded iri-string v0.4.1
[INFO] [stderr]   Downloaded ff v0.12.1
[INFO] [stderr]   Downloaded crypto-bigint v0.4.9
[INFO] [stderr]   Downloaded der v0.6.1
[INFO] [stderr]   Downloaded group v0.12.1
[INFO] [stderr]   Downloaded elliptic-curve v0.12.3
[INFO] [stderr]   Downloaded siwe v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8cbe633f49ce1b7291d2e729f731e3809043ba19eb071935f933025d1854e0dd
[INFO] running `Command { std: "docker" "start" "-a" "8cbe633f49ce1b7291d2e729f731e3809043ba19eb071935f933025d1854e0dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8cbe633f49ce1b7291d2e729f731e3809043ba19eb071935f933025d1854e0dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cbe633f49ce1b7291d2e729f731e3809043ba19eb071935f933025d1854e0dd", kill_on_drop: false }`
[INFO] [stdout] 8cbe633f49ce1b7291d2e729f731e3809043ba19eb071935f933025d1854e0dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bec140fde4740eeeeb34b11888cc52676112805c2b4f2bd232c53a099f1cf883
[INFO] running `Command { std: "docker" "start" "-a" "bec140fde4740eeeeb34b11888cc52676112805c2b4f2bd232c53a099f1cf883", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking const-oid v0.9.6
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking base16ct v0.1.1
[INFO] [stderr]     Checking keccak v0.1.5
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]     Checking der v0.6.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]     Checking ff v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking group v0.12.1
[INFO] [stderr]     Checking time-core v0.1.2
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking num-conv v0.1.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking spki v0.6.0
[INFO] [stderr]     Checking pkcs8 v0.9.0
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking iri-string v0.4.1
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-bigint v0.4.9
[INFO] [stderr]     Checking sec1 v0.3.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking signature v1.6.4
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking rfc6979 v0.3.1
[INFO] [stderr]     Checking elliptic-curve v0.12.3
[INFO] [stderr]     Checking ecdsa v0.14.8
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking k256 v0.11.6
[INFO] [stderr]     Checking siwe v0.4.2
[INFO] [stderr]     Checking capgrok v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `Message` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |     use super::*;
[INFO] [stdout]    |         -------- the item `Message` is already imported here
[INFO] [stdout] 38 |     use siwe::Message;
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.74s
[INFO] running `Command { std: "docker" "inspect" "bec140fde4740eeeeb34b11888cc52676112805c2b4f2bd232c53a099f1cf883", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bec140fde4740eeeeb34b11888cc52676112805c2b4f2bd232c53a099f1cf883", kill_on_drop: false }`
[INFO] [stdout] bec140fde4740eeeeb34b11888cc52676112805c2b4f2bd232c53a099f1cf883