[INFO] crate gmp 0.3.1 is already in cache [INFO] extracting crate gmp 0.3.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/gmp/0.3.1 [INFO] extracting crate gmp 0.3.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/gmp/0.3.1 [INFO] validating manifest of gmp-0.3.1 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of gmp-0.3.1 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing gmp-0.3.1 [INFO] finished frobbing gmp-0.3.1 [INFO] frobbed toml for gmp-0.3.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/gmp/0.3.1/Cargo.toml [INFO] started frobbing gmp-0.3.1 [INFO] finished frobbing gmp-0.3.1 [INFO] frobbed toml for gmp-0.3.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/gmp/0.3.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing gmp-0.3.1 against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/gmp/0.3.1:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] b18d8af49d6f93b2bcc522eaadbb2ae4063ef48324f9a0372a16bf0a8e686f06 [INFO] running `"docker" "start" "-a" "b18d8af49d6f93b2bcc522eaadbb2ae4063ef48324f9a0372a16bf0a8e686f06"` [INFO] [stderr] Compiling gmp v0.3.1 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.74s [INFO] running `"docker" "inspect" "b18d8af49d6f93b2bcc522eaadbb2ae4063ef48324f9a0372a16bf0a8e686f06"` [INFO] running `"docker" "rm" "-f" "b18d8af49d6f93b2bcc522eaadbb2ae4063ef48324f9a0372a16bf0a8e686f06"` [INFO] [stdout] b18d8af49d6f93b2bcc522eaadbb2ae4063ef48324f9a0372a16bf0a8e686f06 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/gmp/0.3.1:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] ae04a1742d55df5b6f12d3c22572e72ab4d4ddbe617c9f36d1d32e33ae6bd11c [INFO] running `"docker" "start" "-a" "ae04a1742d55df5b6f12d3c22572e72ab4d4ddbe617c9f36d1d32e33ae6bd11c"` [INFO] [stderr] Compiling gmp v0.3.1 (/opt/crater/workdir) [INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher': use `std::collections::hash_map::DefaultHasher` instead [INFO] [stderr] --> src/test.rs:22:35 [INFO] [stderr] | [INFO] [stderr] 22 | use std::hash::{Hash, Hasher, SipHasher}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: lint level defined here [INFO] [stderr] --> src/lib.rs:3:9 [INFO] [stderr] | [INFO] [stderr] 3 | #![warn(deprecated)] [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher': use `std::collections::hash_map::DefaultHasher` instead [INFO] [stderr] --> src/test.rs:455:30 [INFO] [stderr] | [INFO] [stderr] 455 | let mut hasher = SipHasher::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher': use `std::collections::hash_map::DefaultHasher` instead [INFO] [stderr] --> src/test.rs:473:30 [INFO] [stderr] | [INFO] [stderr] 473 | let mut hasher = SipHasher::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher::new': use `std::collections::hash_map::DefaultHasher` instead [INFO] [stderr] --> src/test.rs:455:30 [INFO] [stderr] | [INFO] [stderr] 455 | let mut hasher = SipHasher::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher::new': use `std::collections::hash_map::DefaultHasher` instead [INFO] [stderr] --> src/test.rs:473:30 [INFO] [stderr] | [INFO] [stderr] 473 | let mut hasher = SipHasher::new(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of extern static is unsafe and requires unsafe function or block (error E0133) [INFO] [stderr] --> src/test.rs:13:54 [INFO] [stderr] | [INFO] [stderr] 13 | assert_eq!(std::mem::size_of::() * 8, __gmp_bits_per_limb as usize); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(safe_extern_statics)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #36247 [INFO] [stderr] = note: extern statics are not controlled by the Rust type system: invalid data, aliasing violations or data races will cause undefined behavior [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/test.rs:46:9 [INFO] [stderr] | [INFO] [stderr] 46 | Mpz::from_str_radix("", 1); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/test.rs:52:9 [INFO] [stderr] | [INFO] [stderr] 52 | Mpz::from_str_radix("", 63); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/test.rs:97:9 [INFO] [stderr] | [INFO] [stderr] 97 | x / y; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/test.rs:105:9 [INFO] [stderr] | [INFO] [stderr] 105 | x % y; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused comparison that must be used [INFO] [stderr] --> src/test.rs:303:9 [INFO] [stderr] | [INFO] [stderr] 303 | 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:576:9 [INFO] [stderr] | [INFO] [stderr] 576 | x / y; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused arithmetic operation that must be used [INFO] [stderr] --> src/test.rs:605:9 [INFO] [stderr] | [INFO] [stderr] 605 | &x / &x; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: linking with `cc` failed: exit code: 1 [INFO] [stderr] | [INFO] [stderr] = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/crater/target/debug/deps/gmp-b5377acddef7710e.gmp.68479onn-cgu.0.rcgu.o" "/opt/crater/target/debug/deps/gmp-b5377acddef7710e.gmp.68479onn-cgu.1.rcgu.o" "/opt/crater/target/debug/deps/gmp-b5377acddef7710e.gmp.68479onn-cgu.10.rcgu.o" "/opt/crater/target/debug/deps/gmp-b5377acddef7710e.gmp.68479onn-cgu.11.rcgu.o" "/opt/crater/target/debug/deps/gmp-b5377acddef7710e.gmp.68479onn-cgu.12.rcgu.o" "/opt/crater/target/debug/deps/gmp-b5377acddef7710e.gmp.68479onn-cgu.13.rcgu.o" "/opt/crater/target/debug/deps/gmp-b5377acddef7710e.gmp.68479onn-cgu.14.rcgu.o" "/opt/crater/target/debug/deps/gmp-b5377acddef7710e.gmp.68479onn-cgu.15.rcgu.o" "/opt/crater/target/debug/deps/gmp-b5377acddef7710e.gmp.68479onn-cgu.2.rcgu.o" "/opt/crater/target/debug/deps/gmp-b5377acddef7710e.gmp.68479onn-cgu.3.rcgu.o" "/opt/crater/target/debug/deps/gmp-b5377acddef7710e.gmp.68479onn-cgu.4.rcgu.o" "/opt/crater/target/debug/deps/gmp-b5377acddef7710e.gmp.68479onn-cgu.5.rcgu.o" "/opt/crater/target/debug/deps/gmp-b5377acddef7710e.gmp.68479onn-cgu.6.rcgu.o" "/opt/crater/target/debug/deps/gmp-b5377acddef7710e.gmp.68479onn-cgu.7.rcgu.o" "/opt/crater/target/debug/deps/gmp-b5377acddef7710e.gmp.68479onn-cgu.8.rcgu.o" "/opt/crater/target/debug/deps/gmp-b5377acddef7710e.gmp.68479onn-cgu.9.rcgu.o" "-o" "/opt/crater/target/debug/deps/gmp-b5377acddef7710e" "/opt/crater/target/debug/deps/gmp-b5377acddef7710e.31fomrj25i7vyy20.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/crater/target/debug/deps" "-L" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lgmp" "-lgmp" "-lgmp" "-lgmp" "-lgmp" "-Wl,-Bstatic" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-f0d86b2ef6410e4f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-28a84d78fba0104f.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-625008d0a6744ece.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-b85c11af396739da.rlib" "/opt/crater/target/debug/deps/liblibc-37f3d1c853b3b7bd.rlib" "-Wl,--start-group" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-1d6d86bd078a28e9.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-e9721e46a424e2a9.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-c07193698f282147.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-6da45690f3863086.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-690797036dd27680.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-d3896ccbfd8eda2b.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-7cccc3739e3d7623.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-5e9ba178a513cd29.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-5ca9f83bf63d1f4b.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-bba1c7ef9e950882.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-e23c9de62012deb5.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-9b59dffdcd513d5d.rlib" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-17392340ab2e4a97.rlib" "-Wl,--end-group" "/opt/crater/rustup-home/toolchains/beta-2019-08-13-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-ac21508a81e3f7f3.rlib" "-Wl,-Bdynamic" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil" [INFO] [stderr] = note: /usr/bin/ld: cannot find -lgmp [INFO] [stderr] /usr/bin/ld: cannot find -lgmp [INFO] [stderr] /usr/bin/ld: cannot find -lgmp [INFO] [stderr] /usr/bin/ld: cannot find -lgmp [INFO] [stderr] /usr/bin/ld: cannot find -lgmp [INFO] [stderr] collect2: error: ld returned 1 exit status [INFO] [stderr] [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] error: Could not compile `gmp`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "ae04a1742d55df5b6f12d3c22572e72ab4d4ddbe617c9f36d1d32e33ae6bd11c"` [INFO] running `"docker" "rm" "-f" "ae04a1742d55df5b6f12d3c22572e72ab4d4ddbe617c9f36d1d32e33ae6bd11c"` [INFO] [stdout] ae04a1742d55df5b6f12d3c22572e72ab4d4ddbe617c9f36d1d32e33ae6bd11c