[INFO] crate solicit 0.4.4 is already in cache
[INFO] extracting crate solicit 0.4.4 into work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/reg/solicit/0.4.4
[INFO] extracting crate solicit 0.4.4 into work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/reg/solicit/0.4.4
[INFO] validating manifest of solicit-0.4.4 on toolchain master#e2f221c75932de7a29845c8d6f1f73536ad00c41
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of solicit-0.4.4 on toolchain try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing solicit-0.4.4
[INFO] finished frobbing solicit-0.4.4
[INFO] frobbed toml for solicit-0.4.4 written to work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/reg/solicit/0.4.4/Cargo.toml
[INFO] started frobbing solicit-0.4.4
[INFO] finished frobbing solicit-0.4.4
[INFO] frobbed toml for solicit-0.4.4 written to work/ex/pr-57617/sources/try#0bfb90d213a93e466b33d078a5b535a2a6f9c5ff/reg/solicit/0.4.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0bfb90d213a93e466b33d078a5b535a2a6f9c5ff-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking solicit-0.4.4 against master#e2f221c75932de7a29845c8d6f1f73536ad00c41 for pr-57617
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57617/worker-7/master#e2f221c75932de7a29845c8d6f1f73536ad00c41:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57617/sources/master#e2f221c75932de7a29845c8d6f1f73536ad00c41/reg/solicit/0.4.4:/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" "+e2f221c75932de7a29845c8d6f1f73536ad00c41-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e0974d3c924a59b0b36a763b8c3ad3d69be49548ede52cea8ae0fd8b281ac0a4
[INFO] running `"docker" "start" "-a" "e0974d3c924a59b0b36a763b8c3ad3d69be49548ede52cea8ae0fd8b281ac0a4"`
[INFO] [stderr]     Checking solicit v0.4.4 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/http/client/mod.rs:133:16
[INFO] [stderr]     |
[INFO] [stderr] 133 |         self.0.cause()
[INFO] [stderr]     |                ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/http/client/mod.rs:297:13
[INFO] [stderr]     |
[INFO] [stderr] 297 |         let mut stream = match self.state.get_stream_mut(stream_id) {
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/http/client/mod.rs:310:13
[INFO] [stderr]     |
[INFO] [stderr] 310 |         let mut stream = match self.state.get_stream_mut(stream_id) {
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/http/client/mod.rs:323:13
[INFO] [stderr]     |
[INFO] [stderr] 323 |         let mut stream = match self.state.get_stream_mut(stream_id) {
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/http/server.rs:42:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |         let mut stream = match self.state.get_stream_mut(stream_id) {
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/http/server.rs:70:13
[INFO] [stderr]    |
[INFO] [stderr] 70 |         let mut stream = match self.state.get_stream_mut(stream_id) {
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/http/client/mod.rs:133:16
[INFO] [stderr]     |
[INFO] [stderr] 133 |         self.0.cause()
[INFO] [stderr]     |                ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `SessionState`
[INFO] [stderr]   --> src/http/tests/common.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     SessionState,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/http/client/mod.rs:297:13
[INFO] [stderr]     |
[INFO] [stderr] 297 |         let mut stream = match self.state.get_stream_mut(stream_id) {
[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: variable does not need to be mutable
[INFO] [stderr]    --> src/http/client/mod.rs:310:13
[INFO] [stderr]     |
[INFO] [stderr] 310 |         let mut stream = match self.state.get_stream_mut(stream_id) {
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/http/client/mod.rs:323:13
[INFO] [stderr]     |
[INFO] [stderr] 323 |         let mut stream = match self.state.get_stream_mut(stream_id) {
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/http/server.rs:42:13
[INFO] [stderr]    |
[INFO] [stderr] 42 |         let mut stream = match self.state.get_stream_mut(stream_id) {
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/http/server.rs:70:13
[INFO] [stderr]    |
[INFO] [stderr] 70 |         let mut stream = match self.state.get_stream_mut(stream_id) {
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.27s
[INFO] running `"docker" "inspect" "e0974d3c924a59b0b36a763b8c3ad3d69be49548ede52cea8ae0fd8b281ac0a4"`
[INFO] running `"docker" "rm" "-f" "e0974d3c924a59b0b36a763b8c3ad3d69be49548ede52cea8ae0fd8b281ac0a4"`
[INFO] [stdout] e0974d3c924a59b0b36a763b8c3ad3d69be49548ede52cea8ae0fd8b281ac0a4