[INFO] fetching crate l4rs 0.1.0...
[INFO] testing l4rs-0.1.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate l4rs 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate l4rs 0.1.0
[INFO] finished tweaking crates.io crate l4rs 0.1.0
[INFO] tweaked toml for crates.io crate l4rs 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate l4rs 0.1.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `l4rs` (manifest) generated 1 warning
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d973f834634f522f1be9888235c3299c666402a70cd69f913b12f19b69b77748
[INFO] running `Command { std: "docker" "start" "d973f834634f522f1be9888235c3299c666402a70cd69f913b12f19b69b77748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d973f834634f522f1be9888235c3299c666402a70cd69f913b12f19b69b77748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d973f834634f522f1be9888235c3299c666402a70cd69f913b12f19b69b77748" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d973f834634f522f1be9888235c3299c666402a70cd69f913b12f19b69b77748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d973f834634f522f1be9888235c3299c666402a70cd69f913b12f19b69b77748" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `l4rs` (manifest) generated 1 warning
[INFO] [stderr]    Compiling l4rs 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/release/deps/rustccCvbBL/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" "/opt/rustwide/target/release/deps/rustccCvbBL/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/release/deps/bootstrap-2f98a4d7534c55e9" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-Wl,-O1" "-Wl,--strip-debug" "-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/15/../../../x86_64-linux-gnu/Scrt1.o:(_start)
[INFO] [stdout]           >>> defined at bootstrap.7a608412a431eacb-cgu.0
[INFO] [stdout]           >>>            /opt/rustwide/target/release/deps/bootstrap-2f98a4d7534c55e9.bootstrap.7a608412a431eacb-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 `l4rs` (bin "bootstrap") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "d973f834634f522f1be9888235c3299c666402a70cd69f913b12f19b69b77748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d973f834634f522f1be9888235c3299c666402a70cd69f913b12f19b69b77748", kill_on_drop: false }`
[INFO] [stdout] d973f834634f522f1be9888235c3299c666402a70cd69f913b12f19b69b77748
