[INFO] fetching crate rust-mpfr 0.1.7... [INFO] testing rust-mpfr-0.1.7 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] extracting crate rust-mpfr 0.1.7 into /workspace/builds/worker-113/source [INFO] validating manifest of crates.io crate rust-mpfr 0.1.7 on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rust-mpfr 0.1.7 [INFO] finished tweaking crates.io crate rust-mpfr 0.1.7 [INFO] tweaked toml for crates.io crate rust-mpfr 0.1.7 written to /workspace/builds/worker-113/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d6836ef625dac3e43beee7f178334244177f90f9965b7379fdfab72fddc3239b [INFO] running `Command { std: "docker" "start" "-a" "d6836ef625dac3e43beee7f178334244177f90f9965b7379fdfab72fddc3239b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d6836ef625dac3e43beee7f178334244177f90f9965b7379fdfab72fddc3239b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6836ef625dac3e43beee7f178334244177f90f9965b7379fdfab72fddc3239b", kill_on_drop: false }` [INFO] [stdout] d6836ef625dac3e43beee7f178334244177f90f9965b7379fdfab72fddc3239b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-113/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f35a3a8e95a6cc58fda6560ed31d7ee719d0bbd546e22763ded5c2d989cfd26d [INFO] running `Command { std: "docker" "start" "-a" "f35a3a8e95a6cc58fda6560ed31d7ee719d0bbd546e22763ded5c2d989cfd26d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling rust-gmp v0.3.2 [INFO] [stderr] Compiling rust-mpfr v0.1.7 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/mpfr.rs:1224:17 [INFO] [stdout] | [INFO] [stdout] 1224 | let s = try!(d.read_str()); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/mpfr.rs:12:15 [INFO] [stdout] | [INFO] [stdout] 12 | use std::mem::uninitialized; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/mpfr.rs:169:28 [INFO] [stdout] | [INFO] [stdout] 169 | let mut mpfr = uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/mpfr.rs:177:28 [INFO] [stdout] | [INFO] [stdout] 177 | let mut mpfr = uninitialized(); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-Wl,--version-script=/tmp/rustc8JfWoT/list" "-m64" "/opt/rustwide/target/debug/deps/rust_mpfr.rust_mpfr.269c4c69-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rust_mpfr.rust_mpfr.269c4c69-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rust_mpfr.rust_mpfr.269c4c69-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rust_mpfr.rust_mpfr.269c4c69-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rust_mpfr.rust_mpfr.269c4c69-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rust_mpfr.rust_mpfr.269c4c69-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rust_mpfr.rust_mpfr.269c4c69-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rust_mpfr.rust_mpfr.269c4c69-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rust_mpfr.rust_mpfr.269c4c69-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rust_mpfr.rust_mpfr.269c4c69-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rust_mpfr.rust_mpfr.269c4c69-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rust_mpfr.rust_mpfr.269c4c69-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rust_mpfr.rust_mpfr.269c4c69-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rust_mpfr.rust_mpfr.269c4c69-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rust_mpfr.rust_mpfr.269c4c69-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rust_mpfr.rust_mpfr.269c4c69-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/rust_mpfr.1wrk7nnpurehft91.rcgu.o" "/opt/rustwide/target/debug/deps/rust_mpfr.wy9lfm0yucb6fyh.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-lmpfr" "-Wl,-Bstatic" "-Wl,--whole-archive" "/opt/rustwide/target/debug/deps/librustc_serialize-306a29a12f142e2b.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/target/debug/deps/libgmp-02de655e6e7a257f.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/target/debug/deps/liblibc-91d257e9eed50cc0.rlib" "-Wl,--no-whole-archive" "-Wl,--start-group" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-29e5e596e889a0aa.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-1b145d9fcdc08832.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-5b037ee6b77e2ff0.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9635a64fca0ebd28.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-a7574eb9bb7a8fc5.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-f5fa1dc334dcaeeb.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-6ee570a898e75ef0.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-afb62f29a0815772.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-a632746535fd9988.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-25acc307bcb1d7b6.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-377721a625f6ace7.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-43c01431c8a4ee6f.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-5f74725679453254.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-2b35d8999819161d.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-a81f2980c3f58cf2.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-57b4679830289815.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-2a6a2797f7a73818.rlib" "-Wl,--no-whole-archive" "-Wl,--whole-archive" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-0e3656b1fda5fd7b.rlib" "-Wl,--no-whole-archive" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-13b419dfbcf9c1f8.rlib" "-Wl,-Bdynamic" "-lgmp" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/722e1797249a965b6335aebd65d777f917e498f1/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/librust_mpfr.so" "-shared" "-Wl,-zrelro,-znow" "-nodefaultlibs" [INFO] [stdout] = note: /usr/bin/ld: cannot find -lmpfr [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-mpfr` due to 2 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "f35a3a8e95a6cc58fda6560ed31d7ee719d0bbd546e22763ded5c2d989cfd26d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f35a3a8e95a6cc58fda6560ed31d7ee719d0bbd546e22763ded5c2d989cfd26d", kill_on_drop: false }` [INFO] [stdout] f35a3a8e95a6cc58fda6560ed31d7ee719d0bbd546e22763ded5c2d989cfd26d