[INFO] crate rust-gmp 0.5.0 is already in cache [INFO] extracting crate rust-gmp 0.5.0 into work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/reg/rust-gmp/0.5.0 [INFO] extracting crate rust-gmp 0.5.0 into work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/reg/rust-gmp/0.5.0 [INFO] validating manifest of rust-gmp-0.5.0 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 rust-gmp-0.5.0 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 rust-gmp-0.5.0 [INFO] finished frobbing rust-gmp-0.5.0 [INFO] frobbed toml for rust-gmp-0.5.0 written to work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/reg/rust-gmp/0.5.0/Cargo.toml [INFO] started frobbing rust-gmp-0.5.0 [INFO] finished frobbing rust-gmp-0.5.0 [INFO] frobbed toml for rust-gmp-0.5.0 written to work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/reg/rust-gmp/0.5.0/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] [stderr] Blocking waiting for file lock on package cache lock [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 rust-gmp-0.5.0 against master#589beb979c0f1a9736e02e578913db88398c3ba5 for pr-60944 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60944/worker-2/master#589beb979c0f1a9736e02e578913db88398c3ba5:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/reg/rust-gmp/0.5.0:/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] a3aaa27a86e688786b23b03cf7ca700c1476dbe56211fea03744954b078c7e91 [INFO] running `"docker" "start" "-a" "a3aaa27a86e688786b23b03cf7ca700c1476dbe56211fea03744954b078c7e91"` [INFO] [stderr] Checking rust-gmp v0.5.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/test.rs:101:9 [INFO] [stderr] | [INFO] [stderr] 101 | x / y; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/test.rs:109:9 [INFO] [stderr] | [INFO] [stderr] 109 | x % y; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused comparison that must be used [INFO] [stderr] --> src/test.rs:316:9 [INFO] [stderr] | [INFO] [stderr] 316 | Mpz::from_str_radix("1010010011", 2).unwrap().popcount() == 5; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/test.rs:612:9 [INFO] [stderr] | [INFO] [stderr] 612 | x / y; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/test.rs:701:9 [INFO] [stderr] | [INFO] [stderr] 701 | &x / &x; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.28s [INFO] running `"docker" "inspect" "a3aaa27a86e688786b23b03cf7ca700c1476dbe56211fea03744954b078c7e91"` [INFO] running `"docker" "rm" "-f" "a3aaa27a86e688786b23b03cf7ca700c1476dbe56211fea03744954b078c7e91"` [INFO] [stdout] a3aaa27a86e688786b23b03cf7ca700c1476dbe56211fea03744954b078c7e91