[INFO] cloning repository https://github.com/CharlyCst/ibc-mock
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CharlyCst/ibc-mock" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCharlyCst%2Fibc-mock", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCharlyCst%2Fibc-mock'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f63a7069c8a143c3a03cca0f0c886e3bc7dbd601
[INFO] checking CharlyCst/ibc-mock against master#7f5a42b073dc2bee2aa625052eb066ee07072048 for pr-78991
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCharlyCst%2Fibc-mock" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CharlyCst/ibc-mock on toolchain 7f5a42b073dc2bee2aa625052eb066ee07072048
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CharlyCst/ibc-mock
[INFO] finished tweaking git repo https://github.com/CharlyCst/ibc-mock
[INFO] tweaked toml for git repo https://github.com/CharlyCst/ibc-mock written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/CharlyCst/ibc-mock already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "a085ae31d13f98329e030b5773531045b072d5e73366e55649193b9a89e9c998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a085ae31d13f98329e030b5773531045b072d5e73366e55649193b9a89e9c998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a085ae31d13f98329e030b5773531045b072d5e73366e55649193b9a89e9c998", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking tendermint-rpc v0.17.0-rc1 (https://github.com/informalsystems/tendermint-rs#34a23860)
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[INFO] [stderr]     Checking ibc v0.0.4 (https://github.com/informalsystems/ibc-rs#bcbefaaa)
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[INFO] [stdout] warning: unused import: `AsBytes`
[INFO] [stdout]  --> src/store.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::avl::{AsBytes, AvlTree};
[INFO] [stdout]   |                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AsBytes`
[INFO] [stdout]  --> src/store.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::avl::{AsBytes, AvlTree};
[INFO] [stdout]   |                  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_proof_spec`
[INFO] [stdout]  --> src/avl/proof.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_proof_spec() -> ProofSpec {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `root_hash`
[INFO] [stdout]    --> src/avl/mod.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout] 135 |     pub fn root_hash(&self) -> Option<&Hash> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_proof_spec`
[INFO] [stdout]  --> src/avl/proof.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn get_proof_spec() -> ProofSpec {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `root_hash`
[INFO] [stdout]    --> src/avl/mod.rs:135:12
[INFO] [stdout]     |
[INFO] [stdout] 135 |     pub fn root_hash(&self) -> Option<&Hash> {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 27s
[INFO] running `Command { std: "docker" "inspect" "323fb738e2a8a028506ebb8359d5cb8fd8cd95ec8779536a3ad7c86f54759914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "323fb738e2a8a028506ebb8359d5cb8fd8cd95ec8779536a3ad7c86f54759914", kill_on_drop: false }`
[INFO] [stdout] 323fb738e2a8a028506ebb8359d5cb8fd8cd95ec8779536a3ad7c86f54759914