[INFO] fetching crate tg-rcore-tutorial-games-ch5-pingpong-user 0.1.0-preview.4...
[INFO] testing tg-rcore-tutorial-games-ch5-pingpong-user-0.1.0-preview.4 against 1.95.0 for beta-1.96-2
[INFO] extracting crate tg-rcore-tutorial-games-ch5-pingpong-user 0.1.0-preview.4 into /workspace/builds/worker-4-tc1/source
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate tg-rcore-tutorial-games-ch5-pingpong-user 0.1.0-preview.4
[INFO] finished tweaking crates.io crate tg-rcore-tutorial-games-ch5-pingpong-user 0.1.0-preview.4
[INFO] tweaked toml for crates.io crate tg-rcore-tutorial-games-ch5-pingpong-user 0.1.0-preview.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tg-rcore-tutorial-games-ch5-pingpong-user 0.1.0-preview.4 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tg-rcore-tutorial-games-ch5-pingpong-user 0.1.0-preview.4 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded numeric-enum-macro v0.2.0
[INFO] [stderr]   Downloaded tg-rcore-tutorial-games-syscall v0.1.0-preview.3
[INFO] [stderr]   Downloaded tg-rcore-tutorial-console v0.4.8
[INFO] [stderr]   Downloaded tg-rcore-tutorial-signal-defs v0.4.8
[INFO] [stderr]   Downloaded customizable-buddy v0.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 934611cf3f5cbda38f1a4e29d229ec0ae0b4b8099f25da24b7f9f5cf04a3a7e1
[INFO] running `Command { std: "docker" "start" "-a" "934611cf3f5cbda38f1a4e29d229ec0ae0b4b8099f25da24b7f9f5cf04a3a7e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "934611cf3f5cbda38f1a4e29d229ec0ae0b4b8099f25da24b7f9f5cf04a3a7e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "934611cf3f5cbda38f1a4e29d229ec0ae0b4b8099f25da24b7f9f5cf04a3a7e1", kill_on_drop: false }`
[INFO] [stdout] 934611cf3f5cbda38f1a4e29d229ec0ae0b4b8099f25da24b7f9f5cf04a3a7e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f63c286c677d00cc2515a9c081e00e9eafcfcd8e8bcaf8c9da2d1eac5d0e202
[INFO] running `Command { std: "docker" "start" "-a" "3f63c286c677d00cc2515a9c081e00e9eafcfcd8e8bcaf8c9da2d1eac5d0e202", kill_on_drop: false }`
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling numeric-enum-macro v0.2.0
[INFO] [stderr]    Compiling tg-rcore-tutorial-games-syscall v0.1.0-preview.3
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling tg-rcore-tutorial-games-ch5-pingpong-user v0.1.0-preview.4 (/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] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcNmRx2F/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libgames_lib-b67664054b57bd56,libtg_rcore_tutorial_games_syscall-1cbc21045619653c,libtg_rcore_tutorial_signal_defs-6733bf32a1627404,libnumeric_enum_macro-ba2759959a4943d0,libbitflags-ff6be3a81e3401fe,libtg_rcore_tutorial_console-33b54663fa39f663,libspin-f8ceb3bf6162d528,liblock_api-d422089f2e408c49,libscopeguard-1f0cfbd0becb91c4,liblog-e8b5e4049a6321bf,libcustomizable_buddy-53d94ec43862d515}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustcNmRx2F/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_tangram-74ffbf0fda3fa1bb" "-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:21 (src/lib.rs:21)
[INFO] [stdout]           >>>            games_lib-b67664054b57bd56.games_lib.dee6f8446495535b-cgu.0.rcgu.o:(.text.entry+0x0) in archive /opt/rustwide/target/debug/deps/libgames_lib-b67664054b57bd56.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/rustcPUtTeC/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libgames_lib-b67664054b57bd56,libtg_rcore_tutorial_games_syscall-1cbc21045619653c,libtg_rcore_tutorial_signal_defs-6733bf32a1627404,libnumeric_enum_macro-ba2759959a4943d0,libbitflags-ff6be3a81e3401fe,libtg_rcore_tutorial_console-33b54663fa39f663,libspin-f8ceb3bf6162d528,liblock_api-d422089f2e408c49,libscopeguard-1f0cfbd0becb91c4,liblog-e8b5e4049a6321bf,libcustomizable_buddy-53d94ec43862d515}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustcPUtTeC/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_forktest-ea4562687e6509e1" "-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:21 (src/lib.rs:21)
[INFO] [stdout]           >>>            games_lib-b67664054b57bd56.games_lib.dee6f8446495535b-cgu.0.rcgu.o:(.text.entry+0x0) in archive /opt/rustwide/target/debug/deps/libgames_lib-b67664054b57bd56.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-games-ch5-pingpong-user` (bin "ch5-forktest") due to 1 previous error
[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/rustcAL1Hhm/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libgames_lib-b67664054b57bd56,libtg_rcore_tutorial_games_syscall-1cbc21045619653c,libtg_rcore_tutorial_signal_defs-6733bf32a1627404,libnumeric_enum_macro-ba2759959a4943d0,libbitflags-ff6be3a81e3401fe,libtg_rcore_tutorial_console-33b54663fa39f663,libspin-f8ceb3bf6162d528,liblock_api-d422089f2e408c49,libscopeguard-1f0cfbd0becb91c4,liblog-e8b5e4049a6321bf,libcustomizable_buddy-53d94ec43862d515}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustcAL1Hhm/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_hello-891de7fba15ed324" "-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:21 (src/lib.rs:21)
[INFO] [stdout]           >>>            games_lib-b67664054b57bd56.games_lib.dee6f8446495535b-cgu.0.rcgu.o:(.text.entry+0x0) in archive /opt/rustwide/target/debug/deps/libgames_lib-b67664054b57bd56.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-games-ch5-pingpong-user` (bin "ch5-tangram") due to 1 previous error
[INFO] [stderr] error: could not compile `tg-rcore-tutorial-games-ch5-pingpong-user` (bin "ch5-hello") 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/rustcO9Pg3w/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libgames_lib-b67664054b57bd56,libtg_rcore_tutorial_games_syscall-1cbc21045619653c,libtg_rcore_tutorial_signal_defs-6733bf32a1627404,libnumeric_enum_macro-ba2759959a4943d0,libbitflags-ff6be3a81e3401fe,libtg_rcore_tutorial_console-33b54663fa39f663,libspin-f8ceb3bf6162d528,liblock_api-d422089f2e408c49,libscopeguard-1f0cfbd0becb91c4,liblog-e8b5e4049a6321bf,libcustomizable_buddy-53d94ec43862d515}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustcO9Pg3w/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_keyshow-5ea31c4fb73e2b55" "-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:21 (src/lib.rs:21)
[INFO] [stdout]           >>>            games_lib-b67664054b57bd56.games_lib.dee6f8446495535b-cgu.0.rcgu.o:(.text.entry+0x0) in archive /opt/rustwide/target/debug/deps/libgames_lib-b67664054b57bd56.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/rustcXUQxtO/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libgames_lib-b67664054b57bd56,libtg_rcore_tutorial_games_syscall-1cbc21045619653c,libtg_rcore_tutorial_signal_defs-6733bf32a1627404,libnumeric_enum_macro-ba2759959a4943d0,libbitflags-ff6be3a81e3401fe,libtg_rcore_tutorial_console-33b54663fa39f663,libspin-f8ceb3bf6162d528,liblock_api-d422089f2e408c49,libscopeguard-1f0cfbd0becb91c4,liblog-e8b5e4049a6321bf,libcustomizable_buddy-53d94ec43862d515}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustcXUQxtO/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_pingpong-585f001c32a621af" "-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:21 (src/lib.rs:21)
[INFO] [stdout]           >>>            games_lib-b67664054b57bd56.games_lib.dee6f8446495535b-cgu.0.rcgu.o:(.text.entry+0x0) in archive /opt/rustwide/target/debug/deps/libgames_lib-b67664054b57bd56.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-games-ch5-pingpong-user` (bin "ch5-keyshow") due to 1 previous error
[INFO] [stderr] error: could not compile `tg-rcore-tutorial-games-ch5-pingpong-user` (bin "ch5-pingpong") 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/rustcBc3FqW/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libgames_lib-b67664054b57bd56,libtg_rcore_tutorial_games_syscall-1cbc21045619653c,libtg_rcore_tutorial_signal_defs-6733bf32a1627404,libnumeric_enum_macro-ba2759959a4943d0,libbitflags-ff6be3a81e3401fe,libtg_rcore_tutorial_console-33b54663fa39f663,libspin-f8ceb3bf6162d528,liblock_api-d422089f2e408c49,libscopeguard-1f0cfbd0becb91c4,liblog-e8b5e4049a6321bf,libcustomizable_buddy-53d94ec43862d515}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustcBc3FqW/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_tetris-cb3c2b2b2d6bb40d" "-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:21 (src/lib.rs:21)
[INFO] [stdout]           >>>            games_lib-b67664054b57bd56.games_lib.dee6f8446495535b-cgu.0.rcgu.o:(.text.entry+0x0) in archive /opt/rustwide/target/debug/deps/libgames_lib-b67664054b57bd56.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-games-ch5-pingpong-user` (bin "ch5-tetris") 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/rustcppIR8M/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libgames_lib-b67664054b57bd56,libtg_rcore_tutorial_games_syscall-1cbc21045619653c,libtg_rcore_tutorial_signal_defs-6733bf32a1627404,libnumeric_enum_macro-ba2759959a4943d0,libbitflags-ff6be3a81e3401fe,libtg_rcore_tutorial_console-33b54663fa39f663,libspin-f8ceb3bf6162d528,liblock_api-d422089f2e408c49,libscopeguard-1f0cfbd0becb91c4,liblog-e8b5e4049a6321bf,libcustomizable_buddy-53d94ec43862d515}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustcppIR8M/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_snake-a3e39f017422600a" "-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:21 (src/lib.rs:21)
[INFO] [stdout]           >>>            games_lib-b67664054b57bd56.games_lib.dee6f8446495535b-cgu.0.rcgu.o:(.text.entry+0x0) in archive /opt/rustwide/target/debug/deps/libgames_lib-b67664054b57bd56.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-games-ch5-pingpong-user` (bin "ch5-snake") 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/rustcG0NjVh/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{libgames_lib-b67664054b57bd56,libtg_rcore_tutorial_games_syscall-1cbc21045619653c,libtg_rcore_tutorial_signal_defs-6733bf32a1627404,libnumeric_enum_macro-ba2759959a4943d0,libbitflags-ff6be3a81e3401fe,libtg_rcore_tutorial_console-33b54663fa39f663,libspin-f8ceb3bf6162d528,liblock_api-d422089f2e408c49,libscopeguard-1f0cfbd0becb91c4,liblog-e8b5e4049a6321bf,libcustomizable_buddy-53d94ec43862d515}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-L" "/opt/rustwide/target/debug/deps/rustcG0NjVh/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/user_shell-ff058a5e7d1330d2" "-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:21 (src/lib.rs:21)
[INFO] [stdout]           >>>            games_lib-b67664054b57bd56.games_lib.dee6f8446495535b-cgu.0.rcgu.o:(.text.entry+0x0) in archive /opt/rustwide/target/debug/deps/libgames_lib-b67664054b57bd56.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-games-ch5-pingpong-user` (bin "user-shell") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "3f63c286c677d00cc2515a9c081e00e9eafcfcd8e8bcaf8c9da2d1eac5d0e202", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f63c286c677d00cc2515a9c081e00e9eafcfcd8e8bcaf8c9da2d1eac5d0e202", kill_on_drop: false }`
[INFO] [stdout] 3f63c286c677d00cc2515a9c081e00e9eafcfcd8e8bcaf8c9da2d1eac5d0e202
