[INFO] fetching crate armv8a_semihosting 0.0.1... [INFO] checking armv8a_semihosting-0.0.1 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate armv8a_semihosting 0.0.1 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate armv8a_semihosting 0.0.1 [INFO] finished tweaking crates.io crate armv8a_semihosting 0.0.1 [INFO] tweaked toml for crates.io crate armv8a_semihosting 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate armv8a_semihosting 0.0.1 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8d814276b01dff4bec557b02760e6b3e0ce59480afcd557e16139818e5c42142 [INFO] running `Command { std: "docker" "start" "-a" "8d814276b01dff4bec557b02760e6b3e0ce59480afcd557e16139818e5c42142", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8d814276b01dff4bec557b02760e6b3e0ce59480afcd557e16139818e5c42142", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d814276b01dff4bec557b02760e6b3e0ce59480afcd557e16139818e5c42142", kill_on_drop: false }` [INFO] [stdout] 8d814276b01dff4bec557b02760e6b3e0ce59480afcd557e16139818e5c42142 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b26f35c1d6fb3974da66b1ec2e98c43e518232ec9925aa80dfa5d31db0f380d7 [INFO] running `Command { std: "docker" "start" "-a" "b26f35c1d6fb3974da66b1ec2e98c43e518232ec9925aa80dfa5d31db0f380d7", kill_on_drop: false }` [INFO] [stderr] Checking armv8a_semihosting v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] error: invalid register `x0`: unknown register [INFO] [stdout] --> src/lib.rs:29:25 [INFO] [stdout] | [INFO] [stdout] 29 | asm!("hlt #0xF000", inout("x0") nr => nr, in("x1") arg); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: invalid register `x1`: unknown register [INFO] [stdout] --> src/lib.rs:29:47 [INFO] [stdout] | [INFO] [stdout] 29 | asm!("hlt #0xF000", inout("x0") nr => nr, in("x1") arg); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0605]: non-primitive cast: `()` as `isize` [INFO] [stdout] --> src/hio.rs:60:11 [INFO] [stdout] | [INFO] [stdout] 60 | match unsafe { syscall!(OPEN, name.as_ptr(), mode, name.len() - 1) } as [INFO] [stdout] | ___________^ [INFO] [stdout] 61 | | isize { [INFO] [stdout] | |_____________^ an `as` expression can only be used to convert between primitive types or to coerce to a specific trait object [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/hio.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 69 | match unsafe { syscall!(WRITE, fd, buffer.as_ptr(), buffer.len()) } { [INFO] [stdout] | ------------------------------------------------------------- this expression has type `()` [INFO] [stdout] 70 | // Done [INFO] [stdout] 71 | 0 => return Ok(()), [INFO] [stdout] | ^ expected `()`, found integer [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/hio.rs:73:23 [INFO] [stdout] | [INFO] [stdout] 73 | n if n <= buffer.len() => { [INFO] [stdout] | - ^^^^^^^^^^^^ expected `()`, found `usize` [INFO] [stdout] | | [INFO] [stdout] | expected because this is `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: invalid register `x0`: unknown register [INFO] [stdout] --> src/lib.rs:29:25 [INFO] [stdout] | [INFO] [stdout] 29 | asm!("hlt #0xF000", inout("x0") nr => nr, in("x1") arg); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: invalid register `x1`: unknown register [INFO] [stdout] --> src/lib.rs:29:47 [INFO] [stdout] | [INFO] [stdout] 29 | asm!("hlt #0xF000", inout("x0") nr => nr, in("x1") arg); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: cannot subtract `()` from `usize` [INFO] [stdout] --> src/hio.rs:74:44 [INFO] [stdout] | [INFO] [stdout] 74 | let offset = (buffer.len() - n) as isize; [INFO] [stdout] | ^ no implementation for `usize - ()` [INFO] [stdout] | [INFO] [stdout] = help: the trait `Sub<()>` is not implemented for `usize` [INFO] [stdout] = help: the following other types implement trait `Sub`: [INFO] [stdout] `&usize` implements `Sub` [INFO] [stdout] `&usize` implements `Sub` [INFO] [stdout] `usize` implements `Sub<&usize>` [INFO] [stdout] `usize` implements `Sub` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0605]: non-primitive cast: `()` as `isize` [INFO] [stdout] --> src/hio.rs:60:11 [INFO] [stdout] | [INFO] [stdout] 60 | match unsafe { syscall!(OPEN, name.as_ptr(), mode, name.len() - 1) } as [INFO] [stdout] | ___________^ [INFO] [stdout] 61 | | isize { [INFO] [stdout] | |_____________^ an `as` expression can only be used to convert between primitive types or to coerce to a specific trait object [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/hio.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 69 | match unsafe { syscall!(WRITE, fd, buffer.as_ptr(), buffer.len()) } { [INFO] [stdout] | ------------------------------------------------------------- this expression has type `()` [INFO] [stdout] 70 | // Done [INFO] [stdout] 71 | 0 => return Ok(()), [INFO] [stdout] | ^ expected `()`, found integer [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/hio.rs:76:75 [INFO] [stdout] | [INFO] [stdout] 76 | slice::from_raw_parts(buffer.as_ptr().offset(offset), n) [INFO] [stdout] | --------------------- ^ expected `usize`, found `()` [INFO] [stdout] | | [INFO] [stdout] | arguments to this function are incorrect [INFO] [stdout] | [INFO] [stdout] note: function defined here [INFO] [stdout] --> /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/slice/raw.rs:124:21 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/hio.rs:73:23 [INFO] [stdout] | [INFO] [stdout] 73 | n if n <= buffer.len() => { [INFO] [stdout] | - ^^^^^^^^^^^^ expected `()`, found `usize` [INFO] [stdout] | | [INFO] [stdout] | expected because this is `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0308, E0605. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stdout] error[E0277]: cannot subtract `()` from `usize` [INFO] [stdout] --> src/hio.rs:74:44 [INFO] [stdout] | [INFO] [stdout] 74 | let offset = (buffer.len() - n) as isize; [INFO] [stdout] | ^ no implementation for `usize - ()` [INFO] [stdout] | [INFO] [stdout] = help: the trait `Sub<()>` is not implemented for `usize` [INFO] [stdout] = help: the following other types implement trait `Sub`: [INFO] [stdout] `&usize` implements `Sub` [INFO] [stdout] `&usize` implements `Sub` [INFO] [stdout] `usize` implements `Sub<&usize>` [INFO] [stdout] `usize` implements `Sub` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/hio.rs:76:75 [INFO] [stdout] | [INFO] [stdout] 76 | slice::from_raw_parts(buffer.as_ptr().offset(offset), n) [INFO] [stdout] | --------------------- ^ expected `usize`, found `()` [INFO] [stdout] | | [INFO] [stdout] | arguments to this function are incorrect [INFO] [stdout] | [INFO] [stdout] note: function defined here [INFO] [stdout] --> /rustc/998b6603a58e47f42ccce7a67943234e96b6839e/library/core/src/slice/raw.rs:124:21 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `armv8a_semihosting` (lib test) due to 7 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] Some errors have detailed explanations: E0277, E0308, E0605. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `armv8a_semihosting` (lib) due to 7 previous errors [INFO] running `Command { std: "docker" "inspect" "b26f35c1d6fb3974da66b1ec2e98c43e518232ec9925aa80dfa5d31db0f380d7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b26f35c1d6fb3974da66b1ec2e98c43e518232ec9925aa80dfa5d31db0f380d7", kill_on_drop: false }` [INFO] [stdout] b26f35c1d6fb3974da66b1ec2e98c43e518232ec9925aa80dfa5d31db0f380d7