[INFO] updating cached repository cloudflavor/dweller
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/cloudflavor/dweller
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/cloudflavor/dweller" "work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/cloudflavor/dweller"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/cloudflavor/dweller'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/cloudflavor/dweller" "work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/cloudflavor/dweller"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/cloudflavor/dweller'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d1cd0a314767a50f288899c7e2283749ed2da277
[INFO] sha for GitHub repo cloudflavor/dweller: d1cd0a314767a50f288899c7e2283749ed2da277
[INFO] validating manifest of cloudflavor/dweller on toolchain master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cloudflavor/dweller on toolchain try#bad365140e1e8233b42b21af70a407f14ce5fec5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cloudflavor/dweller
[INFO] finished frobbing cloudflavor/dweller
[INFO] frobbed toml for cloudflavor/dweller written to work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/cloudflavor/dweller/Cargo.toml
[INFO] started frobbing cloudflavor/dweller
[INFO] finished frobbing cloudflavor/dweller
[INFO] frobbed toml for cloudflavor/dweller written to work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/cloudflavor/dweller/Cargo.toml
[INFO] crate cloudflavor/dweller has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking cloudflavor/dweller against master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980 for pr-56896
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56896/worker-4/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/cloudflavor/dweller:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5687417adfd18ccc34281e4b88fcca3ed4087fd42615c5e40ccadda1cedb51aa
[INFO] running `"docker" "start" "-a" "5687417adfd18ccc34281e4b88fcca3ed4087fd42615c5e40ccadda1cedb51aa"`
[INFO] [stderr]     Checking slog v2.3.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking ryu v0.2.4
[INFO] [stderr]     Checking serde v1.0.72
[INFO] [stderr]     Checking chrono v0.4.5
[INFO] [stderr]     Checking serde-hjson v0.8.1
[INFO] [stderr]     Checking nom v4.0.0
[INFO] [stderr]     Checking serde_json v1.0.26
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking serde_yaml v0.7.5
[INFO] [stderr]     Checking slog-json v2.2.0
[INFO] [stderr]     Checking config v0.9.0
[INFO] [stderr]     Checking dweller v0.1.0-alpha (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> src/core.rs:22:18
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn bootstrap(config: Configuration) {}
[INFO] [stderr]    |                  ^^^^^^ help: consider using `_config` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Client`
[INFO] [stderr]  --> src/providers/libvirt/libvirt.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Client {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `URI` should have a snake case name such as `uri`
[INFO] [stderr]  --> src/providers/libvirt/libvirt.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     pub URI: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> src/core.rs:22:18
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn bootstrap(config: Configuration) {}
[INFO] [stderr]    |                  ^^^^^^ help: consider using `_config` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Client`
[INFO] [stderr]  --> src/providers/libvirt/libvirt.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct Client {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `URI` should have a snake case name such as `uri`
[INFO] [stderr]  --> src/providers/libvirt/libvirt.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     pub URI: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.37s
[INFO] running `"docker" "inspect" "5687417adfd18ccc34281e4b88fcca3ed4087fd42615c5e40ccadda1cedb51aa"`
[INFO] running `"docker" "rm" "-f" "5687417adfd18ccc34281e4b88fcca3ed4087fd42615c5e40ccadda1cedb51aa"`
[INFO] [stdout] 5687417adfd18ccc34281e4b88fcca3ed4087fd42615c5e40ccadda1cedb51aa