[INFO] cloning repository https://github.com/tolae/RustOS [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tolae/RustOS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftolae%2FRustOS", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftolae%2FRustOS'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c95e5eda19a41e9e64028b6a3d817f9b0b3a7424 [INFO] checking tolae/RustOS against try#0cb362313295507a2f4321c0e30cea0168f2fe71 for pr-138961-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftolae%2FRustOS" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/tolae/RustOS [INFO] finished tweaking git repo https://github.com/tolae/RustOS [INFO] tweaked toml for git repo https://github.com/tolae/RustOS written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/tolae/RustOS on toolchain 0cb362313295507a2f4321c0e30cea0168f2fe71 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0cb362313295507a2f4321c0e30cea0168f2fe71" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/tolae/RustOS 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" "+0cb362313295507a2f4321c0e30cea0168f2fe71" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] checking tolae/RustOS against try#0cb362313295507a2f4321c0e30cea0168f2fe71 for pr-138961-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftolae%2FRustOS" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/tolae/RustOS [INFO] finished tweaking git repo https://github.com/tolae/RustOS [INFO] tweaked toml for git repo https://github.com/tolae/RustOS written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/tolae/RustOS on toolchain 0cb362313295507a2f4321c0e30cea0168f2fe71 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0cb362313295507a2f4321c0e30cea0168f2fe71" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/tolae/RustOS 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" "+0cb362313295507a2f4321c0e30cea0168f2fe71" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded volatile v0.2.6 [INFO] [stderr] Downloaded bootloader v0.8.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+0cb362313295507a2f4321c0e30cea0168f2fe71" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7f7ea7b7c12987001c30b76ee619d473d5b63b39fa5f22003b0eda9c80888a3e [INFO] running `Command { std: "docker" "start" "-a" "7f7ea7b7c12987001c30b76ee619d473d5b63b39fa5f22003b0eda9c80888a3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7f7ea7b7c12987001c30b76ee619d473d5b63b39fa5f22003b0eda9c80888a3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f7ea7b7c12987001c30b76ee619d473d5b63b39fa5f22003b0eda9c80888a3e", kill_on_drop: false }` [INFO] [stdout] 7f7ea7b7c12987001c30b76ee619d473d5b63b39fa5f22003b0eda9c80888a3e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+0cb362313295507a2f4321c0e30cea0168f2fe71" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c8f239a8b5e8dbf4e299b2f5c62a045b6fb760c0d9fb0d2ec3b1e198fa1e54b5 [INFO] running `Command { std: "docker" "start" "-a" "c8f239a8b5e8dbf4e299b2f5c62a045b6fb760c0d9fb0d2ec3b1e198fa1e54b5", kill_on_drop: false }` [INFO] [stderr] Compiling bootloader v0.8.3 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking volatile v0.2.6 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking RustOS v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/vga_buffer.rs:110:21 [INFO] [stdout] | [INFO] [stdout] 110 | 0x20...0x7e | b'\n' => self.write_byte(byte), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/vga_buffer.rs:13:61 [INFO] [stdout] | [INFO] [stdout] 13 | ($crate::vga_buffer::_print(format_args!($($arg)*))); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | println!("Hello, World{} Line {}", "!", i); [INFO] [stdout] | ------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: `#[deny(semicolon_in_expressions_from_macros)]` (part of `#[deny(future_incompatible)]`) on by default [INFO] [stdout] = note: this error originates in the macro `$crate::print` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/vga_buffer.rs:13:61 [INFO] [stdout] | [INFO] [stdout] 13 | ($crate::vga_buffer::_print(format_args!($($arg)*))); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | println!("{}", _info); [INFO] [stdout] | --------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this error originates in the macro `$crate::print` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unwinding panics are not supported without std [INFO] [stdout] | [INFO] [stdout] = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding [INFO] [stdout] = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/vga_buffer.rs:110:21 [INFO] [stdout] | [INFO] [stdout] 110 | 0x20...0x7e | b'\n' => self.write_byte(byte), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/vga_buffer.rs:13:61 [INFO] [stdout] | [INFO] [stdout] 13 | ($crate::vga_buffer::_print(format_args!($($arg)*))); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:11:9 [INFO] [stdout] | [INFO] [stdout] 11 | println!("Hello, World{} Line {}", "!", i); [INFO] [stdout] | ------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: `#[deny(semicolon_in_expressions_from_macros)]` (part of `#[deny(future_incompatible)]`) on by default [INFO] [stdout] = note: this error originates in the macro `$crate::print` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: trailing semicolon in macro used in expression position [INFO] [stdout] --> src/vga_buffer.rs:13:61 [INFO] [stdout] | [INFO] [stdout] 13 | ($crate::vga_buffer::_print(format_args!($($arg)*))); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] ::: src/main.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | println!("{}", _info); [INFO] [stdout] | --------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79813 [INFO] [stdout] = note: this error originates in the macro `$crate::print` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl` [INFO] [stdout] --> src/main.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | / fn panic(_info: &PanicInfo) -> ! { [INFO] [stdout] 20 | | println!("{}", _info); [INFO] [stdout] 21 | | loop{} [INFO] [stdout] 22 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: the lang item is first defined in crate `std` (which `test` depends on) [INFO] [stdout] = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/0cb362313295507a2f4321c0e30cea0168f2fe71/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-cc476dd173638de7.rlib [INFO] [stdout] = note: second definition in the local crate (`RustOS`) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0152`. [INFO] [stdout] [INFO] [stderr] error: could not compile `RustOS` (bin "RustOS" test) due to 5 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 13 | panic!("Panicked at thee end"); [INFO] [stdout] | ------------------------------ any code following this expression is unreachable [INFO] [stdout] 14 | loop {} [INFO] [stdout] | ^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `RustOS` (bin "RustOS") due to 5 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "c8f239a8b5e8dbf4e299b2f5c62a045b6fb760c0d9fb0d2ec3b1e198fa1e54b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8f239a8b5e8dbf4e299b2f5c62a045b6fb760c0d9fb0d2ec3b1e198fa1e54b5", kill_on_drop: false }` [INFO] [stdout] c8f239a8b5e8dbf4e299b2f5c62a045b6fb760c0d9fb0d2ec3b1e198fa1e54b5