[INFO] cloning repository https://github.com/quackitsquinn/simple_rust_os [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quackitsquinn/simple_rust_os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquackitsquinn%2Fsimple_rust_os", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquackitsquinn%2Fsimple_rust_os'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 180666ac9bd54b1483abb6e4baa898da430e46fc [INFO] building quackitsquinn/simple_rust_os against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquackitsquinn%2Fsimple_rust_os" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/quackitsquinn/simple_rust_os [INFO] finished tweaking git repo https://github.com/quackitsquinn/simple_rust_os [INFO] tweaked toml for git repo https://github.com/quackitsquinn/simple_rust_os written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/quackitsquinn/simple_rust_os on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/quackitsquinn/simple_rust_os 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 53753c817069aaef6c98bada11309141c70fe8c703684cb289adc0f988dccee7 [INFO] running `Command { std: "docker" "start" "-a" "53753c817069aaef6c98bada11309141c70fe8c703684cb289adc0f988dccee7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "53753c817069aaef6c98bada11309141c70fe8c703684cb289adc0f988dccee7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53753c817069aaef6c98bada11309141c70fe8c703684cb289adc0f988dccee7", kill_on_drop: false }` [INFO] [stdout] 53753c817069aaef6c98bada11309141c70fe8c703684cb289adc0f988dccee7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 81aeae51d8de217c61fbf95cd76d9df4e9d7722b45eb592dbed6adb7954a30b9 [INFO] running `Command { std: "docker" "start" "-a" "81aeae51d8de217c61fbf95cd76d9df4e9d7722b45eb592dbed6adb7954a30b9", kill_on_drop: false }` [INFO] [stderr] Compiling novos v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Command` and `Stdio` [INFO] [stdout] --> build.rs:1:20 [INFO] [stdout] | [INFO] [stdout] 1 | use std::process::{Command, Stdio}; [INFO] [stdout] | ^^^^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `log` is never used [INFO] [stdout] --> build.rs:3:4 [INFO] [stdout] | [INFO] [stdout] 3 | fn log(txt: &str) { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mb2_magic` [INFO] [stdout] --> src/main.rs:34:22 [INFO] [stdout] | [INFO] [stdout] 34 | extern "C" fn kstart(mb2_magic: u32, mb2_info_ptr: u32) -> ! { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mb2_magic` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mb2_info_ptr` [INFO] [stdout] --> src/main.rs:34:38 [INFO] [stdout] | [INFO] [stdout] 34 | extern "C" fn kstart(mb2_magic: u32, mb2_info_ptr: u32) -> ! { [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mb2_info_ptr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `set_chars_at` is never used [INFO] [stdout] --> src/main.rs:27:4 [INFO] [stdout] | [INFO] [stdout] 27 | fn set_chars_at(x: usize, y: usize, s: &[u8]) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: "cc" "-m64" "/tmp/rustcenfMBs/symbols.o" "<1 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libcore-*,libcompiler_builtins-*}.rlib" "-L" "/tmp/rustcenfMBs/raw-dylibs" "-Wl,-Bdynamic" "-B/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/novos-b7de4080ff2a7594" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" "-n" "-Tlink.ld" [INFO] [stdout] = note: some arguments are omitted. use `--verbose` to show all linker arguments [INFO] [stdout] = note: rust-lld: error: relocation R_X86_64_64 cannot be used against local symbol; recompile with -fPIC [INFO] [stdout] >>> defined in /opt/rustwide/target/debug/deps/novos-b7de4080ff2a7594.novos.e97437c08f611b7-cgu.0.rcgu.o [INFO] [stdout] >>> referenced by novos.e97437c08f611b7-cgu.0 [INFO] [stdout] >>> /opt/rustwide/target/debug/deps/novos-b7de4080ff2a7594.novos.e97437c08f611b7-cgu.0.rcgu.o:(.text+0x14) [INFO] [stdout] [INFO] [stdout] rust-lld: error: undefined symbol: rust_eh_personality [INFO] [stdout] >>> referenced by core.18170c64b6a218e4-cgu.0 [INFO] [stdout] >>> core-28a6d102916cede1.core.18170c64b6a218e4-cgu.0.rcgu.o:(DW.ref.rust_eh_personality) in archive /opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-28a6d102916cede1.rlib [INFO] [stdout] collect2: error: ld returned 1 exit status [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `novos` (bin "novos") due to 1 previous error; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "81aeae51d8de217c61fbf95cd76d9df4e9d7722b45eb592dbed6adb7954a30b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "81aeae51d8de217c61fbf95cd76d9df4e9d7722b45eb592dbed6adb7954a30b9", kill_on_drop: false }` [INFO] [stdout] 81aeae51d8de217c61fbf95cd76d9df4e9d7722b45eb592dbed6adb7954a30b9