[INFO] crate hexe_core 0.0.5 is already in cache [INFO] extracting crate hexe_core 0.0.5 into work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/reg/hexe_core/0.0.5 [INFO] extracting crate hexe_core 0.0.5 into work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/reg/hexe_core/0.0.5 [INFO] validating manifest of hexe_core-0.0.5 on toolchain master#589beb979c0f1a9736e02e578913db88398c3ba5 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of hexe_core-0.0.5 on toolchain try#42445ded8fd34235a676755cb5d079658ed51f6a [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing hexe_core-0.0.5 [INFO] finished frobbing hexe_core-0.0.5 [INFO] frobbed toml for hexe_core-0.0.5 written to work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/reg/hexe_core/0.0.5/Cargo.toml [INFO] started frobbing hexe_core-0.0.5 [INFO] finished frobbing hexe_core-0.0.5 [INFO] frobbed toml for hexe_core-0.0.5 written to work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/reg/hexe_core/0.0.5/Cargo.toml [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking hexe_core-0.0.5 against master#589beb979c0f1a9736e02e578913db88398c3ba5 for pr-60944 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60944/worker-1/master#589beb979c0f1a9736e02e578913db88398c3ba5:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/reg/hexe_core/0.0.5:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] aca298d58ef958ed4b6496b333f5eee1a9e822dde63c9a2276d074406d64bac4 [INFO] running `"docker" "start" "-a" "aca298d58ef958ed4b6496b333f5eee1a9e822dde63c9a2276d074406d64bac4"` [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Checking uncon v1.1.0 [INFO] [stderr] Compiling uncon_derive v1.1.1 [INFO] [stderr] Checking hexe_core v0.0.5 (/opt/crater/workdir) [INFO] [stderr] warning: function is never used: `rand_pairs` [INFO] [stderr] --> src/util/mod.rs:20:1 [INFO] [stderr] | [INFO] [stderr] 20 | / pub fn rand_pairs() -> [(T, U); 1000] [INFO] [stderr] 21 | | where T: ::rand::Rand, [INFO] [stderr] 22 | | U: ::rand::Rand, [INFO] [stderr] 23 | | { [INFO] [stderr] ... | [INFO] [stderr] 31 | | pairs [INFO] [stderr] 32 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.93s [INFO] running `"docker" "inspect" "aca298d58ef958ed4b6496b333f5eee1a9e822dde63c9a2276d074406d64bac4"` [INFO] running `"docker" "rm" "-f" "aca298d58ef958ed4b6496b333f5eee1a9e822dde63c9a2276d074406d64bac4"` [INFO] [stdout] aca298d58ef958ed4b6496b333f5eee1a9e822dde63c9a2276d074406d64bac4