[INFO] cloning repository https://github.com/EldarionDev/RustyGondor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EldarionDev/RustyGondor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEldarionDev%2FRustyGondor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEldarionDev%2FRustyGondor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cfe4cd0db47988be9582dde2d53bc0ad578de85f
[INFO] testing EldarionDev/RustyGondor against master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEldarionDev%2FRustyGondor" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/EldarionDev/RustyGondor
[INFO] finished tweaking git repo https://github.com/EldarionDev/RustyGondor
[INFO] tweaked toml for git repo https://github.com/EldarionDev/RustyGondor written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/EldarionDev/RustyGondor on toolchain 1ef7943ee607160a564655b6596f83670ef95df5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/EldarionDev/RustyGondor 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" "+1ef7943ee607160a564655b6596f83670ef95df5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: build
[INFO] [stderr] warning: unused manifest key: unstable
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df4c74b5a69fa307552e01618a2268165559f5efd65718ee6d3ec70d32bed9b8
[INFO] running `Command { std: "docker" "start" "-a" "df4c74b5a69fa307552e01618a2268165559f5efd65718ee6d3ec70d32bed9b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df4c74b5a69fa307552e01618a2268165559f5efd65718ee6d3ec70d32bed9b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df4c74b5a69fa307552e01618a2268165559f5efd65718ee6d3ec70d32bed9b8", kill_on_drop: false }`
[INFO] [stdout] df4c74b5a69fa307552e01618a2268165559f5efd65718ee6d3ec70d32bed9b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adcdbe6ecd4e6425d4c9817df56f1ec353e4ff9c1e55b816574b321cb401fd82
[INFO] running `Command { std: "docker" "start" "-a" "adcdbe6ecd4e6425d4c9817df56f1ec353e4ff9c1e55b816574b321cb401fd82", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: build
[INFO] [stderr] warning: unused manifest key: unstable
[INFO] [stderr]    Compiling gondor_os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `new_page` and `fill` are never used
[INFO] [stdout]   --> src/vga.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl VGA {
[INFO] [stdout]    | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn new_page(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn fill(&mut self, color: colors::VGAColor) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]   --> src/vga/colors.rs:5:5
[INFO] [stdout]    |
[INFO] [stdout]  3 | pub enum VGAColor {
[INFO] [stdout]    |          -------- variants in this enum
[INFO] [stdout]  4 |     Black   =   0x0,
[INFO] [stdout]  5 |     Blue    =   0x1,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]  6 |     Green   =   0x2,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]  7 |     Cyan    =   0x3,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]  8 |     Red     =   0x4,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]  9 |     Magenta =   0x5,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 10 |     Brown   =   0x6,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 11 |     LightGrey   =   0x7,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 12 |     DarkGrey    =   0x8,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 13 |     LightBlue   =   0x9,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 14 |     LightGreen  =   0xA,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 15 |     LightCyan   =   0xB,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 16 |     LightRed    =   0xC,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 17 |     LightMagenta    =   0xD,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 18 |     LightBrown  =   0xE,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `VGAColor` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/tmp/rustcIlwn2s/symbols.o" "<1 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libcore-*,libcompiler_builtins-*}.rlib" "-L" "/tmp/rustcIlwn2s/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/gondor_os-59c990c5665d78aa" "-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 main.rs:9 (src/main.rs:9)
[INFO] [stdout]           >>>            /opt/rustwide/target/debug/deps/gondor_os-59c990c5665d78aa.gondor_os.b2f72ff9ab54a077-cgu.0.rcgu.o:(.text._start+0x0)
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gondor_os` (bin "gondor_os") due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "adcdbe6ecd4e6425d4c9817df56f1ec353e4ff9c1e55b816574b321cb401fd82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adcdbe6ecd4e6425d4c9817df56f1ec353e4ff9c1e55b816574b321cb401fd82", kill_on_drop: false }`
[INFO] [stdout] adcdbe6ecd4e6425d4c9817df56f1ec353e4ff9c1e55b816574b321cb401fd82
