[INFO] crate varint 0.9.0 is already in cache [INFO] extracting crate varint 0.9.0 into work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/varint/0.9.0 [INFO] extracting crate varint 0.9.0 into work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/reg/varint/0.9.0 [INFO] validating manifest of varint-0.9.0 on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of varint-0.9.0 on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing varint-0.9.0 [INFO] finished frobbing varint-0.9.0 [INFO] frobbed toml for varint-0.9.0 written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/varint/0.9.0/Cargo.toml [INFO] started frobbing varint-0.9.0 [INFO] finished frobbing varint-0.9.0 [INFO] frobbed toml for varint-0.9.0 written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/reg/varint/0.9.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking varint-0.9.0 against master#f66e4697ae286985ddefc53c3a047614568458bb for pr-58592 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-1/master#f66e4697ae286985ddefc53c3a047614568458bb:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/varint/0.9.0:/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" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] f50afb9e665119f046b8102bf40ffd8872e9d89ae039fcf2e47ff9743d65c796 [INFO] running `"docker" "start" "-a" "f50afb9e665119f046b8102bf40ffd8872e9d89ae039fcf2e47ff9743d65c796"` [INFO] [stderr] Checking bit_utils v0.1.1 [INFO] [stderr] Checking varint v0.9.0 (/opt/crater/workdir) [INFO] [stderr] warning: value assigned to `next_byte` is never read [INFO] [stderr] --> src/rawio.rs:37:17 [INFO] [stderr] | [INFO] [stderr] 37 | let mut next_byte: u8 = 0; [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: value assigned to `next_byte` is never read [INFO] [stderr] --> src/rawio.rs:37:17 [INFO] [stderr] | [INFO] [stderr] 37 | let mut next_byte: u8 = 0; [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] Finished dev [unoptimized + debuginfo] target(s) in 1.05s [INFO] running `"docker" "inspect" "f50afb9e665119f046b8102bf40ffd8872e9d89ae039fcf2e47ff9743d65c796"` [INFO] running `"docker" "rm" "-f" "f50afb9e665119f046b8102bf40ffd8872e9d89ae039fcf2e47ff9743d65c796"` [INFO] [stdout] f50afb9e665119f046b8102bf40ffd8872e9d89ae039fcf2e47ff9743d65c796