[INFO] updating cached repository vasily-kirichenko/failure_perf_issue [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/vasily-kirichenko/failure_perf_issue [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/vasily-kirichenko/failure_perf_issue" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/vasily-kirichenko/failure_perf_issue"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/vasily-kirichenko/failure_perf_issue'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/vasily-kirichenko/failure_perf_issue" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/vasily-kirichenko/failure_perf_issue"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/vasily-kirichenko/failure_perf_issue'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] cd2d108809f03ee3a02636d8c184f5f731abe8c4 [INFO] sha for GitHub repo vasily-kirichenko/failure_perf_issue: cd2d108809f03ee3a02636d8c184f5f731abe8c4 [INFO] validating manifest of vasily-kirichenko/failure_perf_issue on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of vasily-kirichenko/failure_perf_issue on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing vasily-kirichenko/failure_perf_issue [INFO] finished frobbing vasily-kirichenko/failure_perf_issue [INFO] frobbed toml for vasily-kirichenko/failure_perf_issue written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/vasily-kirichenko/failure_perf_issue/Cargo.toml [INFO] started frobbing vasily-kirichenko/failure_perf_issue [INFO] finished frobbing vasily-kirichenko/failure_perf_issue [INFO] frobbed toml for vasily-kirichenko/failure_perf_issue written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/vasily-kirichenko/failure_perf_issue/Cargo.toml [INFO] crate vasily-kirichenko/failure_perf_issue already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking vasily-kirichenko/failure_perf_issue against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-4/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/vasily-kirichenko/failure_perf_issue:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] a07dc25215246c54f7e4831284ec695292dcd4a0eb7d7462d1d5fa472f06be24 [INFO] running `"docker" "start" "-a" "a07dc25215246c54f7e4831284ec695292dcd4a0eb7d7462d1d5fa472f06be24"` [INFO] [stderr] Compiling cc v1.0.12 [INFO] [stderr] Checking rustc-demangle v0.1.7 [INFO] [stderr] Checking serde v1.0.43 [INFO] [stderr] Checking net2 v0.2.32 [INFO] [stderr] Compiling proc-macro2 v0.3.7 [INFO] [stderr] Checking base64 v0.9.1 [INFO] [stderr] Checking bytes v0.4.6 [INFO] [stderr] Checking tokio-timer v0.2.1 [INFO] [stderr] Checking tokio-threadpool v0.1.2 [INFO] [stderr] Checking mio v0.6.14 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Checking tokio-io v0.1.6 [INFO] [stderr] Compiling syn v0.13.1 [INFO] [stderr] Checking tokio-reactor v0.1.1 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Checking tokio-udp v0.1.0 [INFO] [stderr] Checking tokio-tcp v0.1.0 [INFO] [stderr] Checking tokio v0.1.5 [INFO] [stderr] Checking tokio-core v0.1.17 [INFO] [stderr] Compiling serde_derive_internals v0.23.1 [INFO] [stderr] Checking tokio-proto v0.1.1 [INFO] [stderr] Compiling serde_derive v1.0.43 [INFO] [stderr] Checking hyper v0.11.25 [INFO] [stderr] Checking serde_json v1.0.16 [INFO] [stderr] Checking backtrace v0.3.6 [INFO] [stderr] Checking failure v0.1.1 [INFO] [stderr] Checking failure_perf_issue v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `content_type` [INFO] [stderr] --> src/main.rs:55:13 [INFO] [stderr] | [INFO] [stderr] 55 | let content_type = res.headers().get::(); [INFO] [stderr] | ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_content_type` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `disp` [INFO] [stderr] --> src/main.rs:56:13 [INFO] [stderr] | [INFO] [stderr] 56 | let disp = res.headers().get::(); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_disp` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `out_dir` [INFO] [stderr] --> src/main.rs:52:40 [INFO] [stderr] | [INFO] [stderr] 52 | fn download(core: &mut Core, uri: Uri, out_dir: &Path) -> Result { [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_out_dir` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `file_name` [INFO] [stderr] --> src/main.rs:115:9 [INFO] [stderr] | [INFO] [stderr] 115 | let file_name = download(&mut core, artifact_uri, out_dir)?; [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_file_name` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `content_type` [INFO] [stderr] --> src/main.rs:55:13 [INFO] [stderr] | [INFO] [stderr] 55 | let content_type = res.headers().get::(); [INFO] [stderr] | ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_content_type` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `disp` [INFO] [stderr] --> src/main.rs:56:13 [INFO] [stderr] | [INFO] [stderr] 56 | let disp = res.headers().get::(); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_disp` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `out_dir` [INFO] [stderr] --> src/main.rs:52:40 [INFO] [stderr] | [INFO] [stderr] 52 | fn download(core: &mut Core, uri: Uri, out_dir: &Path) -> Result { [INFO] [stderr] | ^^^^^^^ help: consider prefixing with an underscore: `_out_dir` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `file_name` [INFO] [stderr] --> src/main.rs:115:9 [INFO] [stderr] | [INFO] [stderr] 115 | let file_name = download(&mut core, artifact_uri, out_dir)?; [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_file_name` [INFO] [stderr] [INFO] [stderr] warning: the feature `iterator_find_map` has been stable since 1.30.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(iterator_find_map)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the feature `iterator_find_map` has been stable since 1.30.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(iterator_find_map)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 47.99s [INFO] running `"docker" "inspect" "a07dc25215246c54f7e4831284ec695292dcd4a0eb7d7462d1d5fa472f06be24"` [INFO] running `"docker" "rm" "-f" "a07dc25215246c54f7e4831284ec695292dcd4a0eb7d7462d1d5fa472f06be24"` [INFO] [stdout] a07dc25215246c54f7e4831284ec695292dcd4a0eb7d7462d1d5fa472f06be24