[INFO] updating cached repository tmwbook/rcsim [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/tmwbook/rcsim [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/tmwbook/rcsim" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/tmwbook/rcsim"` [INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/tmwbook/rcsim'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/tmwbook/rcsim" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/tmwbook/rcsim"` [INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/tmwbook/rcsim'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 22f1998f1e470405db844ee6c7a5b81547a617c5 [INFO] sha for GitHub repo tmwbook/rcsim: 22f1998f1e470405db844ee6c7a5b81547a617c5 [INFO] validating manifest of tmwbook/rcsim on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of tmwbook/rcsim on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing tmwbook/rcsim [INFO] finished frobbing tmwbook/rcsim [INFO] frobbed toml for tmwbook/rcsim written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/tmwbook/rcsim/Cargo.toml [INFO] started frobbing tmwbook/rcsim [INFO] finished frobbing tmwbook/rcsim [INFO] frobbed toml for tmwbook/rcsim written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/tmwbook/rcsim/Cargo.toml [INFO] crate tmwbook/rcsim already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking tmwbook/rcsim against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-6/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/tmwbook/rcsim:/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" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] db089641ff68d78c5258c0176e7614106524496e0b28d1fa98fdda784268252c [INFO] running `"docker" "start" "-a" "db089641ff68d78c5258c0176e7614106524496e0b28d1fa98fdda784268252c"` [INFO] [stderr] Checking clap v2.29.0 [INFO] [stderr] Checking rcsim v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/main.rs:73:21 [INFO] [stderr] | [INFO] [stderr] 73 | let mut line = CacheLine{valid: false, tag: 0}; [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_line` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:50:9 [INFO] [stderr] | [INFO] [stderr] 50 | let mut stats = Statistics {misses: 0, hits: 0, evictions: 0}; [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/main.rs:71:13 [INFO] [stderr] | [INFO] [stderr] 71 | let mut lines: Vec = Vec::new(); [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/main.rs:73:17 [INFO] [stderr] | [INFO] [stderr] 73 | let mut line = CacheLine{valid: false, tag: 0}; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `line` [INFO] [stderr] --> src/main.rs:73:21 [INFO] [stderr] | [INFO] [stderr] 73 | let mut line = CacheLine{valid: false, tag: 0}; [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_line` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:50:9 [INFO] [stderr] | [INFO] [stderr] 50 | let mut stats = Statistics {misses: 0, hits: 0, evictions: 0}; [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/main.rs:71:13 [INFO] [stderr] | [INFO] [stderr] 71 | let mut lines: Vec = Vec::new(); [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/main.rs:73:17 [INFO] [stderr] | [INFO] [stderr] 73 | let mut line = CacheLine{valid: false, tag: 0}; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.43s [INFO] running `"docker" "inspect" "db089641ff68d78c5258c0176e7614106524496e0b28d1fa98fdda784268252c"` [INFO] running `"docker" "rm" "-f" "db089641ff68d78c5258c0176e7614106524496e0b28d1fa98fdda784268252c"` [INFO] [stdout] db089641ff68d78c5258c0176e7614106524496e0b28d1fa98fdda784268252c