[INFO] updating cached repository kamaboko123/ovs-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kamaboko123/ovs-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kamaboko123/ovs-rust" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/kamaboko123/ovs-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/kamaboko123/ovs-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kamaboko123/ovs-rust" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/kamaboko123/ovs-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/kamaboko123/ovs-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 161232451837f13b01b771279e2e786736e8889a
[INFO] sha for GitHub repo kamaboko123/ovs-rust: 161232451837f13b01b771279e2e786736e8889a
[INFO] validating manifest of kamaboko123/ovs-rust on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kamaboko123/ovs-rust on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kamaboko123/ovs-rust
[INFO] finished frobbing kamaboko123/ovs-rust
[INFO] frobbed toml for kamaboko123/ovs-rust written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/kamaboko123/ovs-rust/Cargo.toml
[INFO] started frobbing kamaboko123/ovs-rust
[INFO] finished frobbing kamaboko123/ovs-rust
[INFO] frobbed toml for kamaboko123/ovs-rust written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/kamaboko123/ovs-rust/Cargo.toml
[INFO] crate kamaboko123/ovs-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking kamaboko123/ovs-rust against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-2/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/kamaboko123/ovs-rust:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 464d447e5771f3f0c23da22b502b46c5921d14cff7c4b3714dc33bce95cf5d12
[INFO] running `"docker" "start" "-a" "464d447e5771f3f0c23da22b502b46c5921d14cff7c4b3714dc33bce95cf5d12"`
[INFO] [stderr]    Compiling syn v0.15.17
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]     Checking ovs-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `bridges`
[INFO] [stderr]    --> src/ovs_client.rs:189:13
[INFO] [stderr]     |
[INFO] [stderr] 189 |         let bridges = self.get_bridges()?;
[INFO] [stderr]     |             ^^^^^^^ help: consider prefixing with an underscore: `_bridges`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]    --> src/ovs_client.rs:217:21
[INFO] [stderr]     |
[INFO] [stderr] 217 |                 for p in &b.ports{
[INFO] [stderr]     |                     ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `row_json` is never read
[INFO] [stderr]    --> src/ovs_client.rs:230:17
[INFO] [stderr]     |
[INFO] [stderr] 230 |         let mut row_json = json!({});
[INFO] [stderr]     |                 ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ovs_client.rs:259:13
[INFO] [stderr]     |
[INFO] [stderr] 259 |         let mut query = json!({
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bridges`
[INFO] [stderr]    --> src/ovs_client.rs:189:13
[INFO] [stderr]     |
[INFO] [stderr] 189 |         let bridges = self.get_bridges()?;
[INFO] [stderr]     |             ^^^^^^^ help: consider prefixing with an underscore: `_bridges`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]    --> src/ovs_client.rs:217:21
[INFO] [stderr]     |
[INFO] [stderr] 217 |                 for p in &b.ports{
[INFO] [stderr]     |                     ^ help: consider prefixing with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `row_json` is never read
[INFO] [stderr]    --> src/ovs_client.rs:230:17
[INFO] [stderr]     |
[INFO] [stderr] 230 |         let mut row_json = json!({});
[INFO] [stderr]     |                 ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ovs_client.rs:259:13
[INFO] [stderr]     |
[INFO] [stderr] 259 |         let mut query = json!({
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.02s
[INFO] running `"docker" "inspect" "464d447e5771f3f0c23da22b502b46c5921d14cff7c4b3714dc33bce95cf5d12"`
[INFO] running `"docker" "rm" "-f" "464d447e5771f3f0c23da22b502b46c5921d14cff7c4b3714dc33bce95cf5d12"`
[INFO] [stdout] 464d447e5771f3f0c23da22b502b46c5921d14cff7c4b3714dc33bce95cf5d12