[INFO] cloning repository https://github.com/Nyrox/FishtankOS [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nyrox/FishtankOS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNyrox%2FFishtankOS", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNyrox%2FFishtankOS'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 057ffb50cd9d2675a7d33e4660d8edb2477c76b8 [INFO] testing Nyrox/FishtankOS against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNyrox%2FFishtankOS" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Nyrox/FishtankOS on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Nyrox/FishtankOS [INFO] finished tweaking git repo https://github.com/Nyrox/FishtankOS [INFO] tweaked toml for git repo https://github.com/Nyrox/FishtankOS written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/Nyrox/FishtankOS already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 58782a37473867497d0a718ded755ba5fc18de479b1264e66f7418a2bde2170a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "58782a37473867497d0a718ded755ba5fc18de479b1264e66f7418a2bde2170a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "58782a37473867497d0a718ded755ba5fc18de479b1264e66f7418a2bde2170a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58782a37473867497d0a718ded755ba5fc18de479b1264e66f7418a2bde2170a", kill_on_drop: false }` [INFO] [stdout] 58782a37473867497d0a718ded755ba5fc18de479b1264e66f7418a2bde2170a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eed24fd601ea59627e721e6b752683f2368a6cc5e5ebda74efc7492901bb3f75 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "eed24fd601ea59627e721e6b752683f2368a6cc5e5ebda74efc7492901bb3f75", kill_on_drop: false }` [INFO] [stderr] Compiling fishtank v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0522]: definition of an unknown language item: `panic_fmt` [INFO] [stdout] --> src/lib.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | #[lang = "panic_fmt"] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ definition of unknown language item `panic_fmt` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: `#[panic_handler]` function required, but not found [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: Rust ABI is unsupported in naked functions [INFO] [stdout] --> src/lib.rs:41:11 [INFO] [stdout] | [INFO] [stdout] 41 | unsafe fn int_keyboard() { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unsupported_naked_functions)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #32408 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: naked functions must contain a single asm block [INFO] [stdout] --> src/lib.rs:41:1 [INFO] [stdout] | [INFO] [stdout] 41 | / unsafe fn int_keyboard() { [INFO] [stdout] 42 | | vga::set_cell_checked(8, 0, vga::Character::new(0x4F, VGAColor!(Red on Black))).ok(); [INFO] [stdout] | | ------------------------------------------------------------------------------------- non-asm is unsupported in naked functions [INFO] [stdout] 43 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #32408 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `fishtank` [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/vga.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 80 | return Err("vga::Error::set_cell_checked: cell provided is not in bounds"); [INFO] [stdout] | -------------------------------------------------------------------------- any code following this expression is unreachable [INFO] [stdout] 81 | panic!(); [INFO] [stdout] | ^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stdout] For more information about this error, try `rustc --explain E0522`. [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "eed24fd601ea59627e721e6b752683f2368a6cc5e5ebda74efc7492901bb3f75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eed24fd601ea59627e721e6b752683f2368a6cc5e5ebda74efc7492901bb3f75", kill_on_drop: false }` [INFO] [stdout] eed24fd601ea59627e721e6b752683f2368a6cc5e5ebda74efc7492901bb3f75