[INFO] crate fabric 0.1.2 is already in cache [INFO] extracting crate fabric 0.1.2 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/fabric/0.1.2 [INFO] extracting crate fabric 0.1.2 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/fabric/0.1.2 [INFO] validating manifest of fabric-0.1.2 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 fabric-0.1.2 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 fabric-0.1.2 [INFO] finished frobbing fabric-0.1.2 [INFO] frobbed toml for fabric-0.1.2 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/fabric/0.1.2/Cargo.toml [INFO] started frobbing fabric-0.1.2 [INFO] finished frobbing fabric-0.1.2 [INFO] frobbed toml for fabric-0.1.2 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/fabric/0.1.2/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking fabric-0.1.2 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-1/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/fabric/0.1.2:/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] 54c3d1d1c84f036848e3573b59caacf165046ee7b41c32c1eda250946ce9240f [INFO] running `"docker" "start" "-a" "54c3d1d1c84f036848e3573b59caacf165046ee7b41c32c1eda250946ce9240f"` [INFO] [stderr] Checking aes_frast v0.1.5 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking semver v0.9.0 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Checking cargo_metadata v0.5.8 [INFO] [stderr] Checking deploy-common v0.1.2 [INFO] [stderr] Checking fabric v0.1.2 (/opt/crater/workdir) [INFO] [stderr] error: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:325:8 [INFO] [stderr] | [INFO] [stderr] 325 | let mut pending = &sync::RwLock::new(&mut pending_inner); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] note: lint level defined here [INFO] [stderr] --> src/main.rs:55:23 [INFO] [stderr] | [INFO] [stderr] 55 | #![deny(missing_docs, warnings, deprecated)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[deny(unused_mut)]` implied by `#[deny(warnings)]` [INFO] [stderr] [INFO] [stderr] error: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:325:8 [INFO] [stderr] | [INFO] [stderr] 325 | let mut pending = &sync::RwLock::new(&mut pending_inner); [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] note: lint level defined here [INFO] [stderr] --> src/main.rs:55:23 [INFO] [stderr] | [INFO] [stderr] 55 | #![deny(missing_docs, warnings, deprecated)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: `#[deny(unused_mut)]` implied by `#[deny(warnings)]` [INFO] [stderr] [INFO] [stderr] error: variable does not need to be mutable [INFO] [stderr] --> src/scheduler.rs:173:8 [INFO] [stderr] | [INFO] [stderr] 173 | let mut stream = stream.unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] error: variable does not need to be mutable [INFO] [stderr] --> src/scheduler.rs:173:8 [INFO] [stderr] | [INFO] [stderr] 173 | let mut stream = stream.unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] error: Could not compile `fabric`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: Could not compile `fabric`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "54c3d1d1c84f036848e3573b59caacf165046ee7b41c32c1eda250946ce9240f"` [INFO] running `"docker" "rm" "-f" "54c3d1d1c84f036848e3573b59caacf165046ee7b41c32c1eda250946ce9240f"` [INFO] [stdout] 54c3d1d1c84f036848e3573b59caacf165046ee7b41c32c1eda250946ce9240f