[INFO] cloning repository https://github.com/rtviii/sample-cosmwasm-contract
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rtviii/sample-cosmwasm-contract" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frtviii%2Fsample-cosmwasm-contract", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frtviii%2Fsample-cosmwasm-contract'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bf722eb6ddc523bc408112d41c4c37a9260a9a7c
[INFO] checking rtviii/sample-cosmwasm-contract against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frtviii%2Fsample-cosmwasm-contract" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
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Updating files: 100% (1642/1642), done.
[INFO] validating manifest of git repo https://github.com/rtviii/sample-cosmwasm-contract 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-3-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/rtviii/sample-cosmwasm-contract
[INFO] finished tweaking git repo https://github.com/rtviii/sample-cosmwasm-contract
[INFO] tweaked toml for git repo https://github.com/rtviii/sample-cosmwasm-contract written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rtviii/sample-cosmwasm-contract 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-derive v1.0.0-beta4
[INFO] [stderr]   Downloaded serde-json-wasm v0.3.2
[INFO] [stderr]   Downloaded cosmwasm-crypto v1.0.0-beta4
[INFO] [stderr]   Downloaded cosmwasm-schema v1.0.0-beta
[INFO] [stderr]   Downloaded spki v0.4.0
[INFO] [stderr]   Downloaded uint v0.9.1
[INFO] [stderr]   Downloaded cosmwasm-storage v1.0.0-beta
[INFO] [stderr]   Downloaded ed25519-zebra v2.2.0
[INFO] [stderr]   Downloaded signature v1.3.1
[INFO] [stderr]   Downloaded ecdsa v0.12.3
[INFO] [stderr]   Downloaded der v0.4.1
[INFO] [stderr]   Downloaded k256 v0.9.6
[INFO] [stderr]   Downloaded schemars v0.8.3
[INFO] [stderr]   Downloaded crypto-bigint v0.2.2
[INFO] [stderr]   Downloaded ff v0.10.0
[INFO] [stderr]   Downloaded const-oid v0.6.0
[INFO] [stderr]   Downloaded elliptic-curve v0.10.5
[INFO] [stderr]   Downloaded group v0.10.0
[INFO] [stderr]   Downloaded pkcs8 v0.7.5
[INFO] [stderr]   Downloaded zeroize v1.4.1
[INFO] [stderr]   Downloaded cosmwasm-std v1.0.0-beta4
[INFO] [stderr]   Downloaded schemars_derive v0.8.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9a7b51d3336294e28f77a65e5b2d29ebca1224bc60d0fd42e98d617c5e966784
[INFO] running `Command { std: "docker" "start" "-a" "9a7b51d3336294e28f77a65e5b2d29ebca1224bc60d0fd42e98d617c5e966784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a7b51d3336294e28f77a65e5b2d29ebca1224bc60d0fd42e98d617c5e966784", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a7b51d3336294e28f77a65e5b2d29ebca1224bc60d0fd42e98d617c5e966784", kill_on_drop: false }`
[INFO] [stdout] 9a7b51d3336294e28f77a65e5b2d29ebca1224bc60d0fd42e98d617c5e966784
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 103de21de4d4dc40012925b64e89779d2ff4ed221f63d6a74716482386032574
[INFO] running `Command { std: "docker" "start" "-a" "103de21de4d4dc40012925b64e89779d2ff4ed221f63d6a74716482386032574", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]     Checking zeroize v1.4.1
[INFO] [stderr]     Checking const-oid v0.6.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking der v0.4.1
[INFO] [stderr]    Compiling schemars v0.8.3
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking dyn-clone v1.0.4
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking uint v0.9.1
[INFO] [stderr]     Checking spki v0.4.0
[INFO] [stderr]     Checking pkcs8 v0.7.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking ff v0.10.0
[INFO] [stderr]     Checking group v0.10.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking crypto-bigint v0.2.2
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]     Checking curve25519-dalek v3.2.0
[INFO] [stderr]     Checking elliptic-curve v0.10.5
[INFO] [stderr]     Checking ecdsa v0.12.3
[INFO] [stderr]     Checking k256 v0.9.6
[INFO] [stderr]    Compiling serde_derive_internals v0.25.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling schemars_derive v0.8.3
[INFO] [stderr]    Compiling cosmwasm-derive v1.0.0-beta4
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking ed25519-zebra v2.2.0
[INFO] [stderr]     Checking serde-json-wasm v0.3.2
[INFO] [stderr]     Checking cosmwasm-crypto v1.0.0-beta4
[INFO] [stderr]     Checking cosmwasm-std v1.0.0-beta4
[INFO] [stderr]     Checking cosmwasm-schema v1.0.0-beta
[INFO] [stderr]     Checking cw-storage-plus v0.11.1
[INFO] [stderr]     Checking cosmwasm-storage v1.0.0-beta
[INFO] [stderr]     Checking cw2 v0.11.1
[INFO] [stderr]     Checking test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.54s
[INFO] running `Command { std: "docker" "inspect" "103de21de4d4dc40012925b64e89779d2ff4ed221f63d6a74716482386032574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "103de21de4d4dc40012925b64e89779d2ff4ed221f63d6a74716482386032574", kill_on_drop: false }`
[INFO] [stdout] 103de21de4d4dc40012925b64e89779d2ff4ed221f63d6a74716482386032574
[INFO] checking rtviii/sample-cosmwasm-contract against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frtviii%2Fsample-cosmwasm-contract" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
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Updating files: 100% (1642/1642), done.
[INFO] validating manifest of git repo https://github.com/rtviii/sample-cosmwasm-contract 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-3-tc2/source/.cargo/config
[INFO] started tweaking git repo https://github.com/rtviii/sample-cosmwasm-contract
[INFO] finished tweaking git repo https://github.com/rtviii/sample-cosmwasm-contract
[INFO] tweaked toml for git repo https://github.com/rtviii/sample-cosmwasm-contract written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rtviii/sample-cosmwasm-contract 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 49c33f880884ff61f606b2906e1e07deb0bd8f888a91e51b321159162d602d86
[INFO] running `Command { std: "docker" "start" "-a" "49c33f880884ff61f606b2906e1e07deb0bd8f888a91e51b321159162d602d86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49c33f880884ff61f606b2906e1e07deb0bd8f888a91e51b321159162d602d86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49c33f880884ff61f606b2906e1e07deb0bd8f888a91e51b321159162d602d86", kill_on_drop: false }`
[INFO] [stdout] 49c33f880884ff61f606b2906e1e07deb0bd8f888a91e51b321159162d602d86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 57e041a5b6fcf9be9f33a04ff881cc38f567bc3c09b45a22cb2354145f866fe2
[INFO] running `Command { std: "docker" "start" "-a" "57e041a5b6fcf9be9f33a04ff881cc38f567bc3c09b45a22cb2354145f866fe2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]     Checking zeroize v1.4.1
[INFO] [stderr]     Checking const-oid v0.6.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling schemars v0.8.3
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking der v0.4.1
[INFO] [stderr]     Checking dyn-clone v1.0.4
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/der-0.4.1/src/encoder.rs:28:18
[INFO] [stdout]    |
[INFO] [stdout] 28 |             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] 28 |             self.error::<T>(ErrorKind::Failed)?;
[INFO] [stdout]    |                       +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/der-0.4.1/src/encoder.rs:182:18
[INFO] [stdout]     |
[INFO] [stdout] 182 |             self.error(ErrorKind::Overlength)?;
[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] 182 |             self.error::<T>(ErrorKind::Overlength)?;
[INFO] [stdout]     |                       +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking uint v0.9.1
[INFO] [stdout] error: aborting due to 2 previous errors
[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 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "57e041a5b6fcf9be9f33a04ff881cc38f567bc3c09b45a22cb2354145f866fe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57e041a5b6fcf9be9f33a04ff881cc38f567bc3c09b45a22cb2354145f866fe2", kill_on_drop: false }`
[INFO] [stdout] 57e041a5b6fcf9be9f33a04ff881cc38f567bc3c09b45a22cb2354145f866fe2