[INFO] fetching crate gmp-sys 0.1.0...
[INFO] testing gmp-sys-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate gmp-sys 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate gmp-sys 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gmp-sys 0.1.0
[INFO] finished tweaking crates.io crate gmp-sys 0.1.0
[INFO] tweaked toml for crates.io crate gmp-sys 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ed0494224886d2deff54eb3feaee9fa04d9809b5001a2aacb22c163e02e3c3d
[INFO] running `Command { std: "docker" "start" "-a" "9ed0494224886d2deff54eb3feaee9fa04d9809b5001a2aacb22c163e02e3c3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ed0494224886d2deff54eb3feaee9fa04d9809b5001a2aacb22c163e02e3c3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ed0494224886d2deff54eb3feaee9fa04d9809b5001a2aacb22c163e02e3c3d", kill_on_drop: false }`
[INFO] [stdout] 9ed0494224886d2deff54eb3feaee9fa04d9809b5001a2aacb22c163e02e3c3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9c1dd49210a4660cb267e2ae4cee7d9ec94ef4905ad525a0c7252f916a5fa52
[INFO] running `Command { std: "docker" "start" "-a" "a9c1dd49210a4660cb267e2ae4cee7d9ec94ef4905ad525a0c7252f916a5fa52", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gmp-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` block uses type `[Struct_Unnamed3; 1]`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:597:34
[INFO] [stdout]     |
[INFO] [stdout] 597 |     pub fn __gmpf_urandomb(arg1: mpf_t, arg2: gmp_randstate_ptr,
[INFO] [stdout]     |                                  ^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout]     = help: consider passing a pointer to the array
[INFO] [stdout]     = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "a9c1dd49210a4660cb267e2ae4cee7d9ec94ef4905ad525a0c7252f916a5fa52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9c1dd49210a4660cb267e2ae4cee7d9ec94ef4905ad525a0c7252f916a5fa52", kill_on_drop: false }`
[INFO] [stdout] a9c1dd49210a4660cb267e2ae4cee7d9ec94ef4905ad525a0c7252f916a5fa52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fe0e7d0525df7b7ba5b78814fff1c65fcdfa1e8de51df387ee06b3ff84789f1
[INFO] running `Command { std: "docker" "start" "-a" "0fe0e7d0525df7b7ba5b78814fff1c65fcdfa1e8de51df387ee06b3ff84789f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-sys v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` block uses type `[Struct_Unnamed3; 1]`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:597:34
[INFO] [stdout]     |
[INFO] [stdout] 597 |     pub fn __gmpf_urandomb(arg1: mpf_t, arg2: gmp_randstate_ptr,
[INFO] [stdout]     |                                  ^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout]     = help: consider passing a pointer to the array
[INFO] [stdout]     = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` block uses type `[Struct_Unnamed3; 1]`, which is not FFI-safe
[INFO] [stdout]    --> src/lib.rs:597:34
[INFO] [stdout]     |
[INFO] [stdout] 597 |     pub fn __gmpf_urandomb(arg1: mpf_t, arg2: gmp_randstate_ptr,
[INFO] [stdout]     |                                  ^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stdout]     = help: consider passing a pointer to the array
[INFO] [stdout]     = note: passing raw arrays by value is not FFI-safe
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "0fe0e7d0525df7b7ba5b78814fff1c65fcdfa1e8de51df387ee06b3ff84789f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fe0e7d0525df7b7ba5b78814fff1c65fcdfa1e8de51df387ee06b3ff84789f1", kill_on_drop: false }`
[INFO] [stdout] 0fe0e7d0525df7b7ba5b78814fff1c65fcdfa1e8de51df387ee06b3ff84789f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6dc5bb25fc84af6515b795e6d1944f6cf3c852817145ebf00417d9f219716629
[INFO] running `Command { std: "docker" "start" "-a" "6dc5bb25fc84af6515b795e6d1944f6cf3c852817145ebf00417d9f219716629", kill_on_drop: false }`
[INFO] [stderr] warning: `extern` block uses type `[Struct_Unnamed3; 1]`, which is not FFI-safe
[INFO] [stderr]    --> src/lib.rs:597:34
[INFO] [stderr]     |
[INFO] [stderr] 597 |     pub fn __gmpf_urandomb(arg1: mpf_t, arg2: gmp_randstate_ptr,
[INFO] [stderr]     |                                  ^^^^^ not FFI-safe
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(improper_ctypes)]` on by default
[INFO] [stderr]     = help: consider passing a pointer to the array
[INFO] [stderr]     = note: passing raw arrays by value is not FFI-safe
[INFO] [stderr] 
[INFO] [stderr] warning: `gmp-sys` (lib) generated 1 warning
[INFO] [stderr] warning: `gmp-sys` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gmp_sys-ff6f0f5fac9450a2)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gmp-sys
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6dc5bb25fc84af6515b795e6d1944f6cf3c852817145ebf00417d9f219716629", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dc5bb25fc84af6515b795e6d1944f6cf3c852817145ebf00417d9f219716629", kill_on_drop: false }`
[INFO] [stdout] 6dc5bb25fc84af6515b795e6d1944f6cf3c852817145ebf00417d9f219716629