[INFO] cloning repository https://github.com/janaSunrise/rust-64-bit-os [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/janaSunrise/rust-64-bit-os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjanaSunrise%2Frust-64-bit-os", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjanaSunrise%2Frust-64-bit-os'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 23062ecd15e5b7e05e6626b3f88bc74d985a7abd [INFO] testing janaSunrise/rust-64-bit-os against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FjanaSunrise%2Frust-64-bit-os" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/janaSunrise/rust-64-bit-os on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-9/source/.cargo/config.toml [INFO] removed /workspace/builds/worker-9/source/rust-toolchain [INFO] started tweaking git repo https://github.com/janaSunrise/rust-64-bit-os [INFO] finished tweaking git repo https://github.com/janaSunrise/rust-64-bit-os [INFO] tweaked toml for git repo https://github.com/janaSunrise/rust-64-bit-os written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/janaSunrise/rust-64-bit-os already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b64ea8aba3682b6df6631c4e46fb330fc85c479ce2cb4bf59536ba06e0ab655c [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" "b64ea8aba3682b6df6631c4e46fb330fc85c479ce2cb4bf59536ba06e0ab655c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b64ea8aba3682b6df6631c4e46fb330fc85c479ce2cb4bf59536ba06e0ab655c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b64ea8aba3682b6df6631c4e46fb330fc85c479ce2cb4bf59536ba06e0ab655c", kill_on_drop: false }` [INFO] [stdout] b64ea8aba3682b6df6631c4e46fb330fc85c479ce2cb4bf59536ba06e0ab655c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1bcd71be6b59c26d5b3bdd562f7cfe6482929fac9a14d281da8c5f9eb091ba87 [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" "1bcd71be6b59c26d5b3bdd562f7cfe6482929fac9a14d281da8c5f9eb091ba87", kill_on_drop: false }` [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling x86_64 v0.14.3 [INFO] [stderr] Compiling bit_field v0.9.0 [INFO] [stderr] Compiling volatile v0.4.4 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling bootloader v0.9.18 [INFO] [stderr] Compiling spin v0.5.2 [INFO] [stderr] Compiling pc-keyboard v0.5.1 [INFO] [stderr] Compiling volatile v0.2.7 [INFO] [stderr] Compiling lock_api v0.4.4 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling spinning_top v0.2.4 [INFO] [stderr] Compiling linked_list_allocator v0.9.0 [INFO] [stderr] Compiling pic8259 v0.10.1 [INFO] [stderr] Compiling uart_16550 v0.2.15 [INFO] [stderr] Compiling rust-64-bit-os v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/rust_64_bit_os-934b5d0d494d3a47.rust_64_bit_os.837c20ea-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/rust_64_bit_os-934b5d0d494d3a47.rust_64_bit_os.837c20ea-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/rust_64_bit_os-934b5d0d494d3a47.rust_64_bit_os.837c20ea-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/rust_64_bit_os-934b5d0d494d3a47.rust_64_bit_os.837c20ea-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/rust_64_bit_os-934b5d0d494d3a47.rust_64_bit_os.837c20ea-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/rust_64_bit_os-934b5d0d494d3a47.rust_64_bit_os.837c20ea-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/rust_64_bit_os-934b5d0d494d3a47.rust_64_bit_os.837c20ea-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/rust_64_bit_os-934b5d0d494d3a47.rust_64_bit_os.837c20ea-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/rust_64_bit_os-934b5d0d494d3a47.rust_64_bit_os.837c20ea-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/rust_64_bit_os-934b5d0d494d3a47.rust_64_bit_os.837c20ea-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/rust_64_bit_os-934b5d0d494d3a47.rust_64_bit_os.837c20ea-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/rust_64_bit_os-934b5d0d494d3a47.rust_64_bit_os.837c20ea-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/rust_64_bit_os-934b5d0d494d3a47.rust_64_bit_os.837c20ea-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/rust_64_bit_os-934b5d0d494d3a47.rust_64_bit_os.837c20ea-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/rust_64_bit_os-934b5d0d494d3a47.rust_64_bit_os.837c20ea-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/rust_64_bit_os-934b5d0d494d3a47.rust_64_bit_os.837c20ea-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/rust_64_bit_os-934b5d0d494d3a47.50zsdfju3ezgws2a.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/librust_64_bit_os-289fa76cbc3c847b.rlib" "/opt/rustwide/target/debug/deps/liblinked_list_allocator-223e141fdf737ecf.rlib" "/opt/rustwide/target/debug/deps/libspinning_top-114d99bcdbb884d0.rlib" "/opt/rustwide/target/debug/deps/liblock_api-f9f31401cb10d5e5.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-357b32a0944f1998.rlib" "/opt/rustwide/target/debug/deps/libvolatile-639641ab6606656a.rlib" "/opt/rustwide/target/debug/deps/libpc_keyboard-f2634836ae846e02.rlib" "/opt/rustwide/target/debug/deps/libpic8259-f8536165253d3492.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-d7dce8c38b7cb6b7.rlib" "/opt/rustwide/target/debug/deps/libspin-fb077f50e3139ea3.rlib" "/opt/rustwide/target/debug/deps/libx86_64-8e8f326d7997b92f.rlib" "/opt/rustwide/target/debug/deps/libvolatile-7d35af18d26968c2.rlib" "/opt/rustwide/target/debug/deps/libbitflags-bc0f75690c5204db.rlib" "/opt/rustwide/target/debug/deps/libbit_field-a3ba1f0c9d795bd2.rlib" "/opt/rustwide/target/debug/deps/libbootloader-e814eebf5350d24f.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-69528f2eac185ac9.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-52d5241975807511.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-9924c22ae1efcf66.rlib" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-d1241f7bd234a268.rlib" "-Wl,-Bdynamic" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/ecabaf78506b7a4668d42dc20268c086b93f0fad/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/rust_64_bit_os-934b5d0d494d3a47" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" [INFO] [stdout] = note: /usr/bin/ld: /opt/rustwide/target/debug/deps/rust_64_bit_os-934b5d0d494d3a47.rust_64_bit_os.837c20ea-cgu.6.rcgu.o: in function `_start': [INFO] [stdout] /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bootloader-0.9.18/src/lib.rs:35: multiple definition of `_start'; /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/Scrt1.o:(.text+0x0): first defined here [INFO] [stdout] /usr/bin/ld: /usr/lib/gcc/x86_64-linux-gnu/9/../../../x86_64-linux-gnu/Scrt1.o: in function `_start': [INFO] [stdout] (.text+0x16): undefined reference to `__libc_csu_fini' [INFO] [stdout] /usr/bin/ld: (.text+0x1d): undefined reference to `__libc_csu_init' [INFO] [stdout] /usr/bin/ld: (.text+0x24): undefined reference to `main' [INFO] [stdout] /usr/bin/ld: (.text+0x2a): undefined reference to `__libc_start_main' [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] = help: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified [INFO] [stdout] = note: use the `-l` flag to specify native libraries to link [INFO] [stdout] = note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-64-bit-os` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "1bcd71be6b59c26d5b3bdd562f7cfe6482929fac9a14d281da8c5f9eb091ba87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1bcd71be6b59c26d5b3bdd562f7cfe6482929fac9a14d281da8c5f9eb091ba87", kill_on_drop: false }` [INFO] [stdout] 1bcd71be6b59c26d5b3bdd562f7cfe6482929fac9a14d281da8c5f9eb091ba87