[INFO] cloning repository https://github.com/deuszx/relayer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/deuszx/relayer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeuszx%2Frelayer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeuszx%2Frelayer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6b351f3f407f3d42853193bd25594132917463fb
[INFO] checking deuszx/relayer against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdeuszx%2Frelayer" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/deuszx/relayer 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 git repo https://github.com/deuszx/relayer
[INFO] finished tweaking git repo https://github.com/deuszx/relayer
[INFO] tweaked toml for git repo https://github.com/deuszx/relayer written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/deuszx/relayer 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded subtle-encoding v0.5.1
[INFO] [stderr]   Downloaded prost-types v0.9.0
[INFO] [stderr]   Downloaded num_threads v0.1.3
[INFO] [stderr]   Downloaded zeroize v1.5.2
[INFO] [stderr]   Downloaded zeroize_derive v1.3.2
[INFO] [stderr]   Downloaded tendermint-proto v0.23.5
[INFO] [stderr]   Downloaded peg v0.7.0
[INFO] [stderr]   Downloaded flex-error v0.4.4
[INFO] [stderr]   Downloaded tendermint-config v0.23.5
[INFO] [stderr]   Downloaded input_buffer v0.4.0
[INFO] [stderr]   Downloaded serde_repr v0.1.7
[INFO] [stderr]   Downloaded eyre v0.6.6
[INFO] [stderr]   Downloaded ed25519 v1.3.0
[INFO] [stderr]   Downloaded tungstenite v0.12.0
[INFO] [stderr]   Downloaded async-tungstenite v0.12.0
[INFO] [stderr]   Downloaded tendermint v0.23.5
[INFO] [stderr]   Downloaded signature v1.5.0
[INFO] [stderr]   Downloaded peg-macros v0.7.0
[INFO] [stderr]   Downloaded peg-runtime v0.7.0
[INFO] [stderr]   Downloaded tendermint-rpc v0.23.5
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 830411c4875d760dae9a2b2f13c4f799012dcf6edf1ccbc4285392e738a34748
[INFO] running `Command { std: "docker" "start" "-a" "830411c4875d760dae9a2b2f13c4f799012dcf6edf1ccbc4285392e738a34748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "830411c4875d760dae9a2b2f13c4f799012dcf6edf1ccbc4285392e738a34748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "830411c4875d760dae9a2b2f13c4f799012dcf6edf1ccbc4285392e738a34748", kill_on_drop: false }`
[INFO] [stdout] 830411c4875d760dae9a2b2f13c4f799012dcf6edf1ccbc4285392e738a34748
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d5dd67ef54151c2639fb1e1d485170093bcf188ce451d1607a64a007ae9eff8
[INFO] running `Command { std: "docker" "start" "-a" "1d5dd67ef54151c2639fb1e1d485170093bcf188ce451d1607a64a007ae9eff8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling anyhow v1.0.55
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling eyre v0.6.6
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling httparse v1.6.0
[INFO] [stderr]    Compiling time-macros v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking num_threads v0.1.3
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]     Checking signature v1.5.0
[INFO] [stderr]     Checking http v0.2.6
[INFO] [stderr]     Checking ed25519 v1.3.0
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]    Compiling peg-runtime v0.7.0
[INFO] [stderr]     Checking tracing-core v0.1.22
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling peg-macros v0.7.0
[INFO] [stderr]     Checking getrandom v0.2.5
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking mio v0.8.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking flex-error v0.4.4
[INFO] [stderr]     Checking tracing v0.1.31
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking time v0.3.7
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking tungstenite v0.12.0
[INFO] [stderr]     Checking peg v0.7.0
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking webpki-roots v0.21.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling zeroize_derive v1.3.2
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling prost-derive v0.9.0
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling serde_repr v0.1.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking zeroize v1.5.2
[INFO] [stderr]     Checking curve25519-dalek v3.2.0
[INFO] [stderr]     Checking subtle-encoding v0.5.1
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking prost v0.9.0
[INFO] [stderr]     Checking prost-types v0.9.0
[INFO] [stderr]     Checking tokio-rustls v0.22.0
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking async-tungstenite v0.12.0
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking tendermint-proto v0.23.5
[INFO] [stderr]     Checking tendermint v0.23.5
[INFO] [stderr]     Checking tendermint-config v0.23.5
[INFO] [stderr]     Checking tendermint-rpc v0.23.5
[INFO] [stderr]     Checking aleph-relayer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ClientError`
[INFO] [stdout]  --> src/cosmos/mod.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use client::{Client, ClientError};
[INFO] [stdout]   |                          ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ClientError`
[INFO] [stdout]  --> src/cosmos/mod.rs:5:26
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use client::{Client, ClientError};
[INFO] [stdout]   |                          ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `driver_handle` is never read
[INFO] [stdout]   --> src/cosmos/client.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub struct RunningClient {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 56 |     ws_client: WebSocketClient,
[INFO] [stdout] 57 |     driver_handle: JoinHandle<Result<(), TendermintRpcError>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `driver_handle` is never read
[INFO] [stdout]   --> src/cosmos/client.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 55 | pub struct RunningClient {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] 56 |     ws_client: WebSocketClient,
[INFO] [stdout] 57 |     driver_handle: JoinHandle<Result<(), TendermintRpcError>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.36s
[INFO] running `Command { std: "docker" "inspect" "1d5dd67ef54151c2639fb1e1d485170093bcf188ce451d1607a64a007ae9eff8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d5dd67ef54151c2639fb1e1d485170093bcf188ce451d1607a64a007ae9eff8", kill_on_drop: false }`
[INFO] [stdout] 1d5dd67ef54151c2639fb1e1d485170093bcf188ce451d1607a64a007ae9eff8