[INFO] fetching crate tg-rcore-tutorial-user-T3L2 0.0.1-preview.5...
[INFO] testing tg-rcore-tutorial-user-T3L2-0.0.1-preview.5 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate tg-rcore-tutorial-user-T3L2 0.0.1-preview.5 into /workspace/builds/worker-3-tc2/source
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate tg-rcore-tutorial-user-T3L2 0.0.1-preview.5
[INFO] finished tweaking crates.io crate tg-rcore-tutorial-user-T3L2 0.0.1-preview.5
[INFO] tweaked toml for crates.io crate tg-rcore-tutorial-user-T3L2 0.0.1-preview.5 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tg-rcore-tutorial-user-T3L2 0.0.1-preview.5 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tg-rcore-tutorial-user-T3L2 0.0.1-preview.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81a632c1fc5f4db19906606578290b73618833b158447bf15855c7e4ee0c870d
[INFO] running `Command { std: "docker" "start" "-a" "81a632c1fc5f4db19906606578290b73618833b158447bf15855c7e4ee0c870d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81a632c1fc5f4db19906606578290b73618833b158447bf15855c7e4ee0c870d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81a632c1fc5f4db19906606578290b73618833b158447bf15855c7e4ee0c870d", kill_on_drop: false }`
[INFO] [stdout] 81a632c1fc5f4db19906606578290b73618833b158447bf15855c7e4ee0c870d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f99fee017537c4194c325722d8bc9f8aeb745a9bba947763ac14e1bb7562678
[INFO] running `Command { std: "docker" "start" "-a" "8f99fee017537c4194c325722d8bc9f8aeb745a9bba947763ac14e1bb7562678", kill_on_drop: false }`
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling tg-rcore-tutorial-syscall v0.4.8
[INFO] [stderr]    Compiling numeric-enum-macro v0.2.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling tg-rcore-tutorial-user-T3L2 v0.0.1-preview.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling customizable-buddy v0.0.2
[INFO] [stderr]    Compiling tg-rcore-tutorial-signal-defs v0.4.8
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling tg-rcore-tutorial-console v0.4.8
[INFO] [stdout] warning: constant `SYSCALL_FRAMEBUFFER` is never used
[INFO] [stdout]   --> src/lib.rs:18:7
[INFO] [stdout]    |
[INFO] [stdout] 18 | const SYSCALL_FRAMEBUFFER: usize = 0x1000_0001;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SYSCALL_FRAMEBUFFER_FLUSH` is never used
[INFO] [stdout]   --> src/lib.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 | const SYSCALL_FRAMEBUFFER_FLUSH: usize = 0x1000_0002;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `init` is never used
[INFO] [stdout]   --> src/heap.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub fn init() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `render_blocks` is never used
[INFO] [stdout]    --> src/tangram.rs:222:15
[INFO] [stdout]     |
[INFO] [stdout] 222 | pub(crate) fn render_blocks(framebuffer: &mut [u8], width: usize, height: usize, count: usize) {
[INFO] [stdout]     |               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: use of mutable static is unsafe and requires unsafe block
[INFO] [stdout]   --> src/bin/test_condvar.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     A = 1;
[INFO] [stdout]    |     ^ use of mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: mutable statics can be mutated by multiple threads: aliasing violations or data races will cause undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/bin/test_condvar.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | unsafe fn first() -> isize {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]    = note: `#[warn(unsafe_op_in_unsafe_fn)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `core::ptr::const_ptr::<impl *const T>::read_volatile` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/bin/test_condvar.rs:37:11
[INFO] [stdout]    |
[INFO] [stdout] 37 |     while (&raw const A).read_volatile() == 0 {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/bin/test_condvar.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 34 | unsafe fn second() -> isize {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `core::ptr::const_ptr::<impl *const T>::read_volatile` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/bin/test_condvar.rs:38:17
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let a = (&raw const A).read_volatile();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `core::ptr::const_ptr::<impl *const T>::read_volatile` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/bin/test_condvar.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let a = (&raw const A).read_volatile();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `core::ptr::mut_ptr::<impl *mut T>::read_volatile` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/bin/race_adder_mutex_blocking.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let cur = a.read_volatile();
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout] note: an unsafe function restricts its caller, but its body is safe by default
[INFO] [stdout]   --> src/bin/race_adder_mutex_blocking.rs:19:1
[INFO] [stdout]    |
[INFO] [stdout] 19 | unsafe fn f() -> isize {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout]    = note: `#[warn(unsafe_op_in_unsafe_fn)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0133]: call to unsafe function `core::ptr::mut_ptr::<impl *mut T>::write_volatile` is unsafe and requires unsafe block
[INFO] [stdout]   --> src/bin/race_adder_mutex_blocking.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |         a.write_volatile(cur + 1);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^ call to unsafe function
[INFO] [stdout]    |
[INFO] [stdout]    = note: consult the function's documentation for information on how to avoid undefined behavior
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/unsafe-op-in-unsafe-fn.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustc62UZmj/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libuser_lib-93ff729c5c6d853d,libtg_rcore_tutorial_syscall-712fadb89aa44c30,libtg_rcore_tutorial_signal_defs-bf282f784fe0cfba,libnumeric_enum_macro-c9aaee5688a7adbc,libbitflags-2adfc4d1345ba0b9,libtg_rcore_tutorial_console-766cbc665fbf32e3,libspin-f3a4c05a01b1a77f,liblock_api-3fe0b79d48540412,libscopeguard-9a40176085421c5a,liblog-6f0b7ca2f57a58b6,libcustomizable_buddy-8e64319621227f23}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustc62UZmj/raw-dylibs" "-Wl,-Bdynamic" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/11sleep-c45d633cffefdee0" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: duplicate symbol: _start
[INFO] [stdout]           >>> defined at /usr/lib/gcc/x86_64-linux-gnu/13/../../../x86_64-linux-gnu/Scrt1.o:(_start)
[INFO] [stdout]           >>> defined at lib.rs:91 (src/lib.rs:91)
[INFO] [stdout]           >>>            user_lib-93ff729c5c6d853d.user_lib.1aa7260d9911da5f-cgu.0.rcgu.o:(.text.entry+0x0) in archive /opt/rustwide/target/debug/deps/libuser_lib-93ff729c5c6d853d.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcF76BOY/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libuser_lib-93ff729c5c6d853d,libtg_rcore_tutorial_syscall-712fadb89aa44c30,libtg_rcore_tutorial_signal_defs-bf282f784fe0cfba,libnumeric_enum_macro-c9aaee5688a7adbc,libbitflags-2adfc4d1345ba0b9,libtg_rcore_tutorial_console-766cbc665fbf32e3,libspin-f3a4c05a01b1a77f,liblock_api-3fe0b79d48540412,libscopeguard-9a40176085421c5a,liblog-6f0b7ca2f57a58b6,libcustomizable_buddy-8e64319621227f23}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustcF76BOY/raw-dylibs" "-Wl,-Bdynamic" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/sig_simple2-378c8a870d9028ec" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: duplicate symbol: _start
[INFO] [stdout]           >>> defined at /usr/lib/gcc/x86_64-linux-gnu/13/../../../x86_64-linux-gnu/Scrt1.o:(_start)
[INFO] [stdout]           >>> defined at lib.rs:91 (src/lib.rs:91)
[INFO] [stdout]           >>>            user_lib-93ff729c5c6d853d.user_lib.1aa7260d9911da5f-cgu.0.rcgu.o:(.text.entry+0x0) in archive /opt/rustwide/target/debug/deps/libuser_lib-93ff729c5c6d853d.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tg-rcore-tutorial-user-T3L2` (bin "pipetest") due to 1 previous error
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcqMhQ9Q/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libuser_lib-93ff729c5c6d853d,libtg_rcore_tutorial_syscall-712fadb89aa44c30,libtg_rcore_tutorial_signal_defs-bf282f784fe0cfba,libnumeric_enum_macro-c9aaee5688a7adbc,libbitflags-2adfc4d1345ba0b9,libtg_rcore_tutorial_console-766cbc665fbf32e3,libspin-f3a4c05a01b1a77f,liblock_api-3fe0b79d48540412,libscopeguard-9a40176085421c5a,liblog-6f0b7ca2f57a58b6,libcustomizable_buddy-8e64319621227f23}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustcqMhQ9Q/raw-dylibs" "-Wl,-Bdynamic" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/t3l2_step_11-385984728230e1bb" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: duplicate symbol: _start
[INFO] [stdout]           >>> defined at /usr/lib/gcc/x86_64-linux-gnu/13/../../../x86_64-linux-gnu/Scrt1.o:(_start)
[INFO] [stdout]           >>> defined at lib.rs:91 (src/lib.rs:91)
[INFO] [stdout]           >>>            user_lib-93ff729c5c6d853d.user_lib.1aa7260d9911da5f-cgu.0.rcgu.o:(.text.entry+0x0) in archive /opt/rustwide/target/debug/deps/libuser_lib-93ff729c5c6d853d.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcutPfAI/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libuser_lib-93ff729c5c6d853d,libtg_rcore_tutorial_syscall-712fadb89aa44c30,libtg_rcore_tutorial_signal_defs-bf282f784fe0cfba,libnumeric_enum_macro-c9aaee5688a7adbc,libbitflags-2adfc4d1345ba0b9,libtg_rcore_tutorial_console-766cbc665fbf32e3,libspin-f3a4c05a01b1a77f,liblock_api-3fe0b79d48540412,libscopeguard-9a40176085421c5a,liblog-6f0b7ca2f57a58b6,libcustomizable_buddy-8e64319621227f23}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustcutPfAI/raw-dylibs" "-Wl,-Bdynamic" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/pipetest-d8d604f8c1bf7cbf" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: duplicate symbol: _start
[INFO] [stdout]           >>> defined at /usr/lib/gcc/x86_64-linux-gnu/13/../../../x86_64-linux-gnu/Scrt1.o:(_start)
[INFO] [stdout]           >>> defined at lib.rs:91 (src/lib.rs:91)
[INFO] [stdout]           >>>            user_lib-93ff729c5c6d853d.user_lib.1aa7260d9911da5f-cgu.0.rcgu.o:(.text.entry+0x0) in archive /opt/rustwide/target/debug/deps/libuser_lib-93ff729c5c6d853d.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tg-rcore-tutorial-user-T3L2` (bin "11sleep") due to 1 previous error
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcI4cm0E/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libuser_lib-93ff729c5c6d853d,libtg_rcore_tutorial_syscall-712fadb89aa44c30,libtg_rcore_tutorial_signal_defs-bf282f784fe0cfba,libnumeric_enum_macro-c9aaee5688a7adbc,libbitflags-2adfc4d1345ba0b9,libtg_rcore_tutorial_console-766cbc665fbf32e3,libspin-f3a4c05a01b1a77f,liblock_api-3fe0b79d48540412,libscopeguard-9a40176085421c5a,liblog-6f0b7ca2f57a58b6,libcustomizable_buddy-8e64319621227f23}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustcI4cm0E/raw-dylibs" "-Wl,-Bdynamic" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/forktest_simple-4f146fa3e79cb7aa" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: duplicate symbol: _start
[INFO] [stdout]           >>> defined at /usr/lib/gcc/x86_64-linux-gnu/13/../../../x86_64-linux-gnu/Scrt1.o:(_start)
[INFO] [stdout]           >>> defined at lib.rs:91 (src/lib.rs:91)
[INFO] [stdout]           >>>            user_lib-93ff729c5c6d853d.user_lib.1aa7260d9911da5f-cgu.0.rcgu.o:(.text.entry+0x0) in archive /opt/rustwide/target/debug/deps/libuser_lib-93ff729c5c6d853d.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustc7hzBLd/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libuser_lib-93ff729c5c6d853d,libtg_rcore_tutorial_syscall-712fadb89aa44c30,libtg_rcore_tutorial_signal_defs-bf282f784fe0cfba,libnumeric_enum_macro-c9aaee5688a7adbc,libbitflags-2adfc4d1345ba0b9,libtg_rcore_tutorial_console-766cbc665fbf32e3,libspin-f3a4c05a01b1a77f,liblock_api-3fe0b79d48540412,libscopeguard-9a40176085421c5a,liblog-6f0b7ca2f57a58b6,libcustomizable_buddy-8e64319621227f23}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustc7hzBLd/raw-dylibs" "-Wl,-Bdynamic" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/ch4_unmap-04b321330c3818b9" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: duplicate symbol: _start
[INFO] [stdout]           >>> defined at /usr/lib/gcc/x86_64-linux-gnu/13/../../../x86_64-linux-gnu/Scrt1.o:(_start)
[INFO] [stdout]           >>> defined at lib.rs:91 (src/lib.rs:91)
[INFO] [stdout]           >>>            user_lib-93ff729c5c6d853d.user_lib.1aa7260d9911da5f-cgu.0.rcgu.o:(.text.entry+0x0) in archive /opt/rustwide/target/debug/deps/libuser_lib-93ff729c5c6d853d.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tg-rcore-tutorial-user-T3L2` (bin "ch4_unmap") due to 1 previous error
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcXWSWDE/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libuser_lib-93ff729c5c6d853d,libtg_rcore_tutorial_syscall-712fadb89aa44c30,libtg_rcore_tutorial_signal_defs-bf282f784fe0cfba,libnumeric_enum_macro-c9aaee5688a7adbc,libbitflags-2adfc4d1345ba0b9,libtg_rcore_tutorial_console-766cbc665fbf32e3,libspin-f3a4c05a01b1a77f,liblock_api-3fe0b79d48540412,libscopeguard-9a40176085421c5a,liblog-6f0b7ca2f57a58b6,libcustomizable_buddy-8e64319621227f23}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustcXWSWDE/raw-dylibs" "-Wl,-Bdynamic" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/06write_b-8b7f0746334e9f95" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: duplicate symbol: _start
[INFO] [stdout]           >>> defined at /usr/lib/gcc/x86_64-linux-gnu/13/../../../x86_64-linux-gnu/Scrt1.o:(_start)
[INFO] [stdout]           >>> defined at lib.rs:91 (src/lib.rs:91)
[INFO] [stdout]           >>>            user_lib-93ff729c5c6d853d.user_lib.1aa7260d9911da5f-cgu.0.rcgu.o:(.text.entry+0x0) in archive /opt/rustwide/target/debug/deps/libuser_lib-93ff729c5c6d853d.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tg-rcore-tutorial-user-T3L2` (bin "sig_simple2") due to 1 previous error
[INFO] [stderr] error: could not compile `tg-rcore-tutorial-user-T3L2` (bin "t3l2_step_11") due to 1 previous error
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcLGKpZp/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libuser_lib-93ff729c5c6d853d,libtg_rcore_tutorial_syscall-712fadb89aa44c30,libtg_rcore_tutorial_signal_defs-bf282f784fe0cfba,libnumeric_enum_macro-c9aaee5688a7adbc,libbitflags-2adfc4d1345ba0b9,libtg_rcore_tutorial_console-766cbc665fbf32e3,libspin-f3a4c05a01b1a77f,liblock_api-3fe0b79d48540412,libscopeguard-9a40176085421c5a,liblog-6f0b7ca2f57a58b6,libcustomizable_buddy-8e64319621227f23}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustcLGKpZp/raw-dylibs" "-Wl,-Bdynamic" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/ch4_mmap2-d17a5ea198cae30d" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: duplicate symbol: _start
[INFO] [stdout]           >>> defined at /usr/lib/gcc/x86_64-linux-gnu/13/../../../x86_64-linux-gnu/Scrt1.o:(_start)
[INFO] [stdout]           >>> defined at lib.rs:91 (src/lib.rs:91)
[INFO] [stdout]           >>>            user_lib-93ff729c5c6d853d.user_lib.1aa7260d9911da5f-cgu.0.rcgu.o:(.text.entry+0x0) in archive /opt/rustwide/target/debug/deps/libuser_lib-93ff729c5c6d853d.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tg-rcore-tutorial-user-T3L2` (bin "06write_b") due to 1 previous error
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustc3Pnz53/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libuser_lib-93ff729c5c6d853d,libtg_rcore_tutorial_syscall-712fadb89aa44c30,libtg_rcore_tutorial_signal_defs-bf282f784fe0cfba,libnumeric_enum_macro-c9aaee5688a7adbc,libbitflags-2adfc4d1345ba0b9,libtg_rcore_tutorial_console-766cbc665fbf32e3,libspin-f3a4c05a01b1a77f,liblock_api-3fe0b79d48540412,libscopeguard-9a40176085421c5a,liblog-6f0b7ca2f57a58b6,libcustomizable_buddy-8e64319621227f23}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustc3Pnz53/raw-dylibs" "-Wl,-Bdynamic" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/00hello_world-407daca690f550e6" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: duplicate symbol: _start
[INFO] [stdout]           >>> defined at /usr/lib/gcc/x86_64-linux-gnu/13/../../../x86_64-linux-gnu/Scrt1.o:(_start)
[INFO] [stdout]           >>> defined at lib.rs:91 (src/lib.rs:91)
[INFO] [stdout]           >>>            user_lib-93ff729c5c6d853d.user_lib.1aa7260d9911da5f-cgu.0.rcgu.o:(.text.entry+0x0) in archive /opt/rustwide/target/debug/deps/libuser_lib-93ff729c5c6d853d.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tg-rcore-tutorial-user-T3L2` (bin "00hello_world") due to 1 previous error
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcocrHbk/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libuser_lib-93ff729c5c6d853d,libtg_rcore_tutorial_syscall-712fadb89aa44c30,libtg_rcore_tutorial_signal_defs-bf282f784fe0cfba,libnumeric_enum_macro-c9aaee5688a7adbc,libbitflags-2adfc4d1345ba0b9,libtg_rcore_tutorial_console-766cbc665fbf32e3,libspin-f3a4c05a01b1a77f,liblock_api-3fe0b79d48540412,libscopeguard-9a40176085421c5a,liblog-6f0b7ca2f57a58b6,libcustomizable_buddy-8e64319621227f23}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustcocrHbk/raw-dylibs" "-Wl,-Bdynamic" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/t3l2_step_05-48ce03682baff090" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: duplicate symbol: _start
[INFO] [stdout]           >>> defined at /usr/lib/gcc/x86_64-linux-gnu/13/../../../x86_64-linux-gnu/Scrt1.o:(_start)
[INFO] [stdout]           >>> defined at lib.rs:91 (src/lib.rs:91)
[INFO] [stdout]           >>>            user_lib-93ff729c5c6d853d.user_lib.1aa7260d9911da5f-cgu.0.rcgu.o:(.text.entry+0x0) in archive /opt/rustwide/target/debug/deps/libuser_lib-93ff729c5c6d853d.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcajFGHS/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libuser_lib-93ff729c5c6d853d,libtg_rcore_tutorial_syscall-712fadb89aa44c30,libtg_rcore_tutorial_signal_defs-bf282f784fe0cfba,libnumeric_enum_macro-c9aaee5688a7adbc,libbitflags-2adfc4d1345ba0b9,libtg_rcore_tutorial_console-766cbc665fbf32e3,libspin-f3a4c05a01b1a77f,liblock_api-3fe0b79d48540412,libscopeguard-9a40176085421c5a,liblog-6f0b7ca2f57a58b6,libcustomizable_buddy-8e64319621227f23}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustcajFGHS/raw-dylibs" "-Wl,-Bdynamic" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/test_condvar-321e6c6caa35781d" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: duplicate symbol: _start
[INFO] [stdout]           >>> defined at /usr/lib/gcc/x86_64-linux-gnu/13/../../../x86_64-linux-gnu/Scrt1.o:(_start)
[INFO] [stdout]           >>> defined at lib.rs:91 (src/lib.rs:91)
[INFO] [stdout]           >>>            user_lib-93ff729c5c6d853d.user_lib.1aa7260d9911da5f-cgu.0.rcgu.o:(.text.entry+0x0) in archive /opt/rustwide/target/debug/deps/libuser_lib-93ff729c5c6d853d.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0133`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tg-rcore-tutorial-user-T3L2` (bin "forktest_simple") due to 1 previous error
[INFO] [stderr] error: could not compile `tg-rcore-tutorial-user-T3L2` (bin "ch4_mmap2") due to 1 previous error
[INFO] [stderr] error: could not compile `tg-rcore-tutorial-user-T3L2` (bin "test_condvar") due to 1 previous error; 4 warnings emitted
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcX6bkAx/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libuser_lib-93ff729c5c6d853d,libtg_rcore_tutorial_syscall-712fadb89aa44c30,libtg_rcore_tutorial_signal_defs-bf282f784fe0cfba,libnumeric_enum_macro-c9aaee5688a7adbc,libbitflags-2adfc4d1345ba0b9,libtg_rcore_tutorial_console-766cbc665fbf32e3,libspin-f3a4c05a01b1a77f,liblock_api-3fe0b79d48540412,libscopeguard-9a40176085421c5a,liblog-6f0b7ca2f57a58b6,libcustomizable_buddy-8e64319621227f23}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustcX6bkAx/raw-dylibs" "-Wl,-Bdynamic" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/01store_fault-4dfe520dbb5c47d5" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: duplicate symbol: _start
[INFO] [stdout]           >>> defined at /usr/lib/gcc/x86_64-linux-gnu/13/../../../x86_64-linux-gnu/Scrt1.o:(_start)
[INFO] [stdout]           >>> defined at lib.rs:91 (src/lib.rs:91)
[INFO] [stdout]           >>>            user_lib-93ff729c5c6d853d.user_lib.1aa7260d9911da5f-cgu.0.rcgu.o:(.text.entry+0x0) in archive /opt/rustwide/target/debug/deps/libuser_lib-93ff729c5c6d853d.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tg-rcore-tutorial-user-T3L2` (bin "t3l2_step_05") due to 1 previous error
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustczNwQfl/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libuser_lib-93ff729c5c6d853d,libtg_rcore_tutorial_syscall-712fadb89aa44c30,libtg_rcore_tutorial_signal_defs-bf282f784fe0cfba,libnumeric_enum_macro-c9aaee5688a7adbc,libbitflags-2adfc4d1345ba0b9,libtg_rcore_tutorial_console-766cbc665fbf32e3,libspin-f3a4c05a01b1a77f,liblock_api-3fe0b79d48540412,libscopeguard-9a40176085421c5a,liblog-6f0b7ca2f57a58b6,libcustomizable_buddy-8e64319621227f23}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustczNwQfl/raw-dylibs" "-Wl,-Bdynamic" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/ch5_usertest-042cdd1829609387" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: duplicate symbol: _start
[INFO] [stdout]           >>> defined at /usr/lib/gcc/x86_64-linux-gnu/13/../../../x86_64-linux-gnu/Scrt1.o:(_start)
[INFO] [stdout]           >>> defined at lib.rs:91 (src/lib.rs:91)
[INFO] [stdout]           >>>            user_lib-93ff729c5c6d853d.user_lib.1aa7260d9911da5f-cgu.0.rcgu.o:(.text.entry+0x0) in archive /opt/rustwide/target/debug/deps/libuser_lib-93ff729c5c6d853d.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tg-rcore-tutorial-user-T3L2` (bin "01store_fault") due to 1 previous error
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcDyEC2Y/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libuser_lib-93ff729c5c6d853d,libtg_rcore_tutorial_syscall-712fadb89aa44c30,libtg_rcore_tutorial_signal_defs-bf282f784fe0cfba,libnumeric_enum_macro-c9aaee5688a7adbc,libbitflags-2adfc4d1345ba0b9,libtg_rcore_tutorial_console-766cbc665fbf32e3,libspin-f3a4c05a01b1a77f,liblock_api-3fe0b79d48540412,libscopeguard-9a40176085421c5a,liblog-6f0b7ca2f57a58b6,libcustomizable_buddy-8e64319621227f23}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustcDyEC2Y/raw-dylibs" "-Wl,-Bdynamic" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/fork_exit-8445b2ee2e347478" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: duplicate symbol: _start
[INFO] [stdout]           >>> defined at /usr/lib/gcc/x86_64-linux-gnu/13/../../../x86_64-linux-gnu/Scrt1.o:(_start)
[INFO] [stdout]           >>> defined at lib.rs:91 (src/lib.rs:91)
[INFO] [stdout]           >>>            user_lib-93ff729c5c6d853d.user_lib.1aa7260d9911da5f-cgu.0.rcgu.o:(.text.entry+0x0) in archive /opt/rustwide/target/debug/deps/libuser_lib-93ff729c5c6d853d.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tg-rcore-tutorial-user-T3L2` (bin "ch5_usertest") due to 1 previous error
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcSOaXeG/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libuser_lib-93ff729c5c6d853d,libtg_rcore_tutorial_syscall-712fadb89aa44c30,libtg_rcore_tutorial_signal_defs-bf282f784fe0cfba,libnumeric_enum_macro-c9aaee5688a7adbc,libbitflags-2adfc4d1345ba0b9,libtg_rcore_tutorial_console-766cbc665fbf32e3,libspin-f3a4c05a01b1a77f,liblock_api-3fe0b79d48540412,libscopeguard-9a40176085421c5a,liblog-6f0b7ca2f57a58b6,libcustomizable_buddy-8e64319621227f23}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustcSOaXeG/raw-dylibs" "-Wl,-Bdynamic" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/race_adder_mutex_blocking-82d50ff564d0fd6b" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: duplicate symbol: _start
[INFO] [stdout]           >>> defined at /usr/lib/gcc/x86_64-linux-gnu/13/../../../x86_64-linux-gnu/Scrt1.o:(_start)
[INFO] [stdout]           >>> defined at lib.rs:91 (src/lib.rs:91)
[INFO] [stdout]           >>>            user_lib-93ff729c5c6d853d.user_lib.1aa7260d9911da5f-cgu.0.rcgu.o:(.text.entry+0x0) in archive /opt/rustwide/target/debug/deps/libuser_lib-93ff729c5c6d853d.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0133`.
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcWSxBlC/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libuser_lib-93ff729c5c6d853d,libtg_rcore_tutorial_syscall-712fadb89aa44c30,libtg_rcore_tutorial_signal_defs-bf282f784fe0cfba,libnumeric_enum_macro-c9aaee5688a7adbc,libbitflags-2adfc4d1345ba0b9,libtg_rcore_tutorial_console-766cbc665fbf32e3,libspin-f3a4c05a01b1a77f,liblock_api-3fe0b79d48540412,libscopeguard-9a40176085421c5a,liblog-6f0b7ca2f57a58b6,libcustomizable_buddy-8e64319621227f23}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustcWSxBlC/raw-dylibs" "-Wl,-Bdynamic" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/08power_3-aba441a2b3bd70a9" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: duplicate symbol: _start
[INFO] [stdout]           >>> defined at /usr/lib/gcc/x86_64-linux-gnu/13/../../../x86_64-linux-gnu/Scrt1.o:(_start)
[INFO] [stdout]           >>> defined at lib.rs:91 (src/lib.rs:91)
[INFO] [stdout]           >>>            user_lib-93ff729c5c6d853d.user_lib.1aa7260d9911da5f-cgu.0.rcgu.o:(.text.entry+0x0) in archive /opt/rustwide/target/debug/deps/libuser_lib-93ff729c5c6d853d.rlib
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tg-rcore-tutorial-user-T3L2` (bin "08power_3") due to 1 previous error
[INFO] [stderr] error: could not compile `tg-rcore-tutorial-user-T3L2` (bin "race_adder_mutex_blocking") due to 1 previous error; 2 warnings emitted
[INFO] [stderr] error: could not compile `tg-rcore-tutorial-user-T3L2` (bin "fork_exit") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "8f99fee017537c4194c325722d8bc9f8aeb745a9bba947763ac14e1bb7562678", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f99fee017537c4194c325722d8bc9f8aeb745a9bba947763ac14e1bb7562678", kill_on_drop: false }`
[INFO] [stdout] 8f99fee017537c4194c325722d8bc9f8aeb745a9bba947763ac14e1bb7562678