[INFO] cloning repository https://github.com/Ikpia/poll
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ikpia/poll" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIkpia%2Fpoll", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIkpia%2Fpoll'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8576b165f7bc680001822ff4cc03bdddf84dd416
[INFO] checking Ikpia/poll against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIkpia%2Fpoll" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ikpia/poll 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] removed /workspace/builds/worker-0-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Ikpia/poll
[INFO] finished tweaking git repo https://github.com/Ikpia/poll
[INFO] tweaked toml for git repo https://github.com/Ikpia/poll written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Ikpia/poll 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cosmwasm-schema-derive v1.5.3
[INFO] [stderr]   Downloaded cosmwasm-schema v1.5.3
[INFO] [stderr]   Downloaded cosmwasm-storage v1.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 92cf83ba7ea82e2caa79a17a8c68cabcd0609ad421ce424b6680962e7fb71216
[INFO] running `Command { std: "docker" "start" "-a" "92cf83ba7ea82e2caa79a17a8c68cabcd0609ad421ce424b6680962e7fb71216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92cf83ba7ea82e2caa79a17a8c68cabcd0609ad421ce424b6680962e7fb71216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92cf83ba7ea82e2caa79a17a8c68cabcd0609ad421ce424b6680962e7fb71216", kill_on_drop: false }`
[INFO] [stdout] 92cf83ba7ea82e2caa79a17a8c68cabcd0609ad421ce424b6680962e7fb71216
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] bf607b6417573aeb869590ddd468708d67bcc7fd9f5bd46b8c968798801ad773
[INFO] running `Command { std: "docker" "start" "-a" "bf607b6417573aeb869590ddd468708d67bcc7fd9f5bd46b8c968798801ad773", kill_on_drop: false }`
[INFO] [stderr]     Checking const-oid v0.9.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling schemars v0.8.16
[INFO] [stderr]    Compiling schemars_derive v0.8.16
[INFO] [stderr]     Checking serde-json-wasm v0.5.2
[INFO] [stderr]    Compiling cosmwasm-derive v1.5.3
[INFO] [stderr]    Compiling cosmwasm-schema-derive v1.5.3
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking der v0.6.1
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking signature v1.6.4
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking rfc6979 v0.3.1
[INFO] [stderr]     Checking spki v0.6.0
[INFO] [stderr]     Checking pkcs8 v0.9.0
[INFO] [stderr]     Checking sec1 v0.3.0
[INFO] [stderr]     Checking elliptic-curve v0.12.3
[INFO] [stderr]     Checking ecdsa v0.14.8
[INFO] [stderr]     Checking k256 v0.11.6
[INFO] [stderr]     Checking cosmwasm-schema v1.5.3
[INFO] [stderr]     Checking cosmwasm-crypto v1.2.1
[INFO] [stderr]     Checking cosmwasm-std v1.2.1
[INFO] [stderr]     Checking cw-storage-plus v0.15.1
[INFO] [stderr]     Checking cosmwasm-storage v1.2.1
[INFO] [stderr]     Checking cw2 v0.15.1
[INFO] [stderr]     Checking cw-utils v0.15.1
[INFO] [stderr]     Checking poll v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking cw-multi-test v0.15.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.02s
[INFO] running `Command { std: "docker" "inspect" "bf607b6417573aeb869590ddd468708d67bcc7fd9f5bd46b8c968798801ad773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf607b6417573aeb869590ddd468708d67bcc7fd9f5bd46b8c968798801ad773", kill_on_drop: false }`
[INFO] [stdout] bf607b6417573aeb869590ddd468708d67bcc7fd9f5bd46b8c968798801ad773
[INFO] checking Ikpia/poll against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIkpia%2Fpoll" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ikpia/poll on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/Ikpia/poll
[INFO] finished tweaking git repo https://github.com/Ikpia/poll
[INFO] tweaked toml for git repo https://github.com/Ikpia/poll written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Ikpia/poll 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 859c951a5388d5ce3bf1646d101d7b8c2579b92530665fa08f54945abef4afb2
[INFO] running `Command { std: "docker" "start" "-a" "859c951a5388d5ce3bf1646d101d7b8c2579b92530665fa08f54945abef4afb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "859c951a5388d5ce3bf1646d101d7b8c2579b92530665fa08f54945abef4afb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "859c951a5388d5ce3bf1646d101d7b8c2579b92530665fa08f54945abef4afb2", kill_on_drop: false }`
[INFO] [stdout] 859c951a5388d5ce3bf1646d101d7b8c2579b92530665fa08f54945abef4afb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9f3741c73c0f007741375e16545c6b144d6a5beaa325e7ca2f40a3fefbbf8e0
[INFO] running `Command { std: "docker" "start" "-a" "a9f3741c73c0f007741375e16545c6b144d6a5beaa325e7ca2f40a3fefbbf8e0", kill_on_drop: false }`
[INFO] [stderr]     Checking const-oid v0.9.6
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling serde_derive_internals v0.26.0
[INFO] [stderr]    Compiling schemars v0.8.16
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking der v0.6.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking crypto-bigint v0.4.9
[INFO] [stderr]     Checking ff v0.12.1
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking signature v1.6.4
[INFO] [stderr]     Checking group v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking curve25519-dalek v3.2.0
[INFO] [stderr]     Checking uint v0.9.3
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/der-0.6.1/src/writer/slice.rs:34:18
[INFO] [stdout]    |
[INFO] [stdout] 34 |             self.error(ErrorKind::Failed)?;
[INFO] [stdout]    |                  ^^^^^ cannot infer type of the type parameter `T` declared on the method `error`
[INFO] [stdout]    |
[INFO] [stdout] help: consider specifying the generic argument
[INFO] [stdout]    |
[INFO] [stdout] 34 |             self.error::<T>(ErrorKind::Failed)?;
[INFO] [stdout]    |                       +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cosmwasm-derive v1.5.3
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `der` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a9f3741c73c0f007741375e16545c6b144d6a5beaa325e7ca2f40a3fefbbf8e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9f3741c73c0f007741375e16545c6b144d6a5beaa325e7ca2f40a3fefbbf8e0", kill_on_drop: false }`
[INFO] [stdout] a9f3741c73c0f007741375e16545c6b144d6a5beaa325e7ca2f40a3fefbbf8e0