[INFO] crate rrt0 0.1.3 is already in cache [INFO] testing rrt0-0.1.3 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] extracting crate rrt0 0.1.3 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate rrt0 0.1.3 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate rrt0 0.1.3 [INFO] finished tweaking crates.io crate rrt0 0.1.3 [INFO] tweaked toml for crates.io crate rrt0 0.1.3 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 51d26fa5b4a36841aaa5ab8b41f5dd209c8e7f874a16418a78699b3c8e2cb300 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "51d26fa5b4a36841aaa5ab8b41f5dd209c8e7f874a16418a78699b3c8e2cb300", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "51d26fa5b4a36841aaa5ab8b41f5dd209c8e7f874a16418a78699b3c8e2cb300", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51d26fa5b4a36841aaa5ab8b41f5dd209c8e7f874a16418a78699b3c8e2cb300", kill_on_drop: false }` [INFO] [stdout] 51d26fa5b4a36841aaa5ab8b41f5dd209c8e7f874a16418a78699b3c8e2cb300 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e8194720c9c9bd2b743e913662e9f9818ff91bdf547ac78a8234aefc0fc129f2 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e8194720c9c9bd2b743e913662e9f9818ff91bdf547ac78a8234aefc0fc129f2", kill_on_drop: false }` [INFO] [stderr] Compiling rrt0 v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: `extern` fn uses type `fn() -> T`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:16:35 [INFO] [stdout] | [INFO] [stdout] 16 | extern "C" fn start(user_main: fn() -> T, _argc: isize, _argv: *const *const u8) -> isize [INFO] [stdout] | ^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] = help: consider using an `extern fn(...) -> ...` function pointer instead [INFO] [stdout] = note: this function pointer has Rust-specific calling convention [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.67s [INFO] running `Command { std: "docker" "inspect" "e8194720c9c9bd2b743e913662e9f9818ff91bdf547ac78a8234aefc0fc129f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8194720c9c9bd2b743e913662e9f9818ff91bdf547ac78a8234aefc0fc129f2", kill_on_drop: false }` [INFO] [stdout] e8194720c9c9bd2b743e913662e9f9818ff91bdf547ac78a8234aefc0fc129f2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 02715b761233d46788652349efdd7be2fe0de14c7ace0b13eec29716fceae9b6 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "02715b761233d46788652349efdd7be2fe0de14c7ace0b13eec29716fceae9b6", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling rrt0 v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: `extern` fn uses type `fn() -> T`, which is not FFI-safe [INFO] [stdout] --> src/lib.rs:16:35 [INFO] [stdout] | [INFO] [stdout] 16 | extern "C" fn start(user_main: fn() -> T, _argc: isize, _argv: *const *const u8) -> isize [INFO] [stdout] | ^^^^^^^^^ not FFI-safe [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(improper_ctypes_definitions)]` on by default [INFO] [stdout] = help: consider using an `extern fn(...) -> ...` function pointer instead [INFO] [stdout] = note: this function pointer has Rust-specific calling convention [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit code: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/rrt0-cbf6049f39f9e9cc.rrt0.855i55b9-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rrt0-cbf6049f39f9e9cc.rrt0.855i55b9-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rrt0-cbf6049f39f9e9cc.rrt0.855i55b9-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rrt0-cbf6049f39f9e9cc.rrt0.855i55b9-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rrt0-cbf6049f39f9e9cc.rrt0.855i55b9-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rrt0-cbf6049f39f9e9cc.rrt0.855i55b9-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rrt0-cbf6049f39f9e9cc.rrt0.855i55b9-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rrt0-cbf6049f39f9e9cc.rrt0.855i55b9-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rrt0-cbf6049f39f9e9cc.rrt0.855i55b9-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rrt0-cbf6049f39f9e9cc.rrt0.855i55b9-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rrt0-cbf6049f39f9e9cc.rrt0.855i55b9-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rrt0-cbf6049f39f9e9cc.rrt0.855i55b9-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rrt0-cbf6049f39f9e9cc.rrt0.855i55b9-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rrt0-cbf6049f39f9e9cc.rrt0.855i55b9-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rrt0-cbf6049f39f9e9cc.rrt0.855i55b9-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rrt0-cbf6049f39f9e9cc.rrt0.855i55b9-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/rrt0-cbf6049f39f9e9cc" "/opt/rustwide/target/debug/deps/rrt0-cbf6049f39f9e9cc.126g41n01b6n691s.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libtest-6805c615af620a51.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libterm-975e251edec7895a.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgetopts-fa89c22811cbba70.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunicode_width-8e79a065fef863f3.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_std-a68d66da01a6ed2b.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-5989bcf78182f65e.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-4d6da34bc177af8d.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-10e0d6c948699482.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-c2318e2415657781.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-3815b93ed84badbb.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-d7999143d95238cb.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-c58298a0d40df8b8.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-b7de97e2ba6fb4e2.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6f71c9f654d72cce.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-95ea48ddc44a311b.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-7402cd4761aebc14.rlib" "/opt/rustwide/target/debug/deps/liblibm-a07f6bdde2b1252a.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-68f423c59dc48a40.rlib" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-54580c7798bf2225.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-95a4d456339b7385.rlib" "-Wl,-Bdynamic" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil" [INFO] [stdout] = note: /usr/bin/ld: /opt/rustwide/rustup-home/toolchains/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-4d6da34bc177af8d.rlib(panic_unwind-4d6da34bc177af8d.panic_unwind.dwyjdtmw-cgu.0.rcgu.o): in function `rust_eh_personality': [INFO] [stdout] /rustc/8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e//src/libpanic_unwind/gcc.rs:279: multiple definition of `rust_eh_personality'; /opt/rustwide/target/debug/deps/rrt0-cbf6049f39f9e9cc.rrt0.855i55b9-cgu.13.rcgu.o:/opt/rustwide/workdir/src/lib.rs:46: first defined here [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rrt0`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "02715b761233d46788652349efdd7be2fe0de14c7ace0b13eec29716fceae9b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "02715b761233d46788652349efdd7be2fe0de14c7ace0b13eec29716fceae9b6", kill_on_drop: false }` [INFO] [stdout] 02715b761233d46788652349efdd7be2fe0de14c7ace0b13eec29716fceae9b6