[INFO] fetching crate vga-rs 0.1.4... [INFO] testing vga-rs-0.1.4 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8 [INFO] extracting crate vga-rs 0.1.4 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate vga-rs 0.1.4 [INFO] finished tweaking crates.io crate vga-rs 0.1.4 [INFO] tweaked toml for crates.io crate vga-rs 0.1.4 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate vga-rs 0.1.4 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 1 package to latest compatible version [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ad000668a13d59bcf93852631c59d0b600a00fb5726b206245e555f2c17def2c [INFO] running `Command { std: "docker" "start" "-a" "ad000668a13d59bcf93852631c59d0b600a00fb5726b206245e555f2c17def2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ad000668a13d59bcf93852631c59d0b600a00fb5726b206245e555f2c17def2c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad000668a13d59bcf93852631c59d0b600a00fb5726b206245e555f2c17def2c", kill_on_drop: false }` [INFO] [stdout] ad000668a13d59bcf93852631c59d0b600a00fb5726b206245e555f2c17def2c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 08d6315cc43c152ebf0070cde8741899f693380f13f7a0119c6fa616ef0edeb9 [INFO] running `Command { std: "docker" "start" "-a" "08d6315cc43c152ebf0070cde8741899f693380f13f7a0119c6fa616ef0edeb9", kill_on_drop: false }` [INFO] [stderr] Compiling vgainfo-rs v0.1.1 [INFO] [stderr] Compiling vga-rs v0.1.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s [INFO] running `Command { std: "docker" "inspect" "08d6315cc43c152ebf0070cde8741899f693380f13f7a0119c6fa616ef0edeb9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08d6315cc43c152ebf0070cde8741899f693380f13f7a0119c6fa616ef0edeb9", kill_on_drop: false }` [INFO] [stdout] 08d6315cc43c152ebf0070cde8741899f693380f13f7a0119c6fa616ef0edeb9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9f84a497a88b1ad62e8c7724ac8dee367badd14fc08c16674b023a74a781b96a [INFO] running `Command { std: "docker" "start" "-a" "9f84a497a88b1ad62e8c7724ac8dee367badd14fc08c16674b023a74a781b96a", kill_on_drop: false }` [INFO] [stderr] Compiling vga-rs v0.1.4 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s [INFO] running `Command { std: "docker" "inspect" "9f84a497a88b1ad62e8c7724ac8dee367badd14fc08c16674b023a74a781b96a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f84a497a88b1ad62e8c7724ac8dee367badd14fc08c16674b023a74a781b96a", kill_on_drop: false }` [INFO] [stdout] 9f84a497a88b1ad62e8c7724ac8dee367badd14fc08c16674b023a74a781b96a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 416c6257436f95ab380473ab731f497fe53f59ee79df406cf9e3cc4839dc7f1c [INFO] running `Command { std: "docker" "start" "-a" "416c6257436f95ab380473ab731f497fe53f59ee79df406cf9e3cc4839dc7f1c", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/vga_rs-81207100aa6fe7f1) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-595f91eed8d73e6c) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test tests::test_float_work_success ... ok [INFO] [stdout] test tests::test_option_work_success ... ok [INFO] [stdout] test tests::test_integer_work_success ... ok [INFO] [stdout] test tests::test_result_work_success ... ok [INFO] [stdout] test tests::test_sizeoftype_equal_sucess ... ok [INFO] [stdout] test tests::test_str_work_success ... ok [INFO] [stdout] test tests::test_reference_work_success ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests vga_rs [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test src/lib.rs - (line 5) ... FAILED [INFO] [stdout] test src/lib.rs - VgaChar::get_volatile (line 149) ... FAILED [INFO] [stdout] test src/lib.rs - VgaChar::set_volatile (line 164) ... FAILED [INFO] [stdout] test src/lib.rs - VgaBuffer::as_mut_slice (line 242) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 5) stdout ---- [INFO] [stdout] error: expected `;`, found keyword `let` [INFO] [stdout] --> src/lib.rs:14:39 [INFO] [stdout] | [INFO] [stdout] 14 | let mut vga_buffer = VgaBuffer::new() [INFO] [stdout] | ^ help: add `;` here [INFO] [stdout] 15 | let buffer_slice = let mut vga_buffer.as_mut_slice(); [INFO] [stdout] | --- unexpected token [INFO] [stdout] [INFO] [stdout] error: expected expression, found `let` statement [INFO] [stdout] --> src/lib.rs:15:21 [INFO] [stdout] | [INFO] [stdout] 15 | let buffer_slice = let mut vga_buffer.as_mut_slice(); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: only supported directly in conditions of `if` and `while` expressions [INFO] [stdout] [INFO] [stdout] error: `mut` must be followed by a named binding [INFO] [stdout] --> src/lib.rs:15:25 [INFO] [stdout] | [INFO] [stdout] 15 | let buffer_slice = let mut vga_buffer.as_mut_slice(); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `mut` may be followed by `variable` and `variable @ pattern` [INFO] [stdout] help: remove the `mut` prefix [INFO] [stdout] | [INFO] [stdout] 15 - let buffer_slice = let mut vga_buffer.as_mut_slice(); [INFO] [stdout] 15 + let buffer_slice = let vga_buffer.as_mut_slice(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error: expected one of `.`, `=`, `?`, `|`, or an operator, found `;` [INFO] [stdout] --> src/lib.rs:15:54 [INFO] [stdout] | [INFO] [stdout] 15 | let buffer_slice = let mut vga_buffer.as_mut_slice(); [INFO] [stdout] | ^ expected one of `.`, `=`, `?`, `|`, or an operator [INFO] [stdout] [INFO] [stdout] error[E0463]: can't find crate for `cursor_rs` [INFO] [stdout] --> src/lib.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | extern crate cursor_rs; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] error: `#[panic_handler]` function required, but not found [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] error[E0601]: `main` function not found in crate `rust_out` [INFO] [stdout] --> src/lib.rs:22:2 [INFO] [stdout] | [INFO] [stdout] 22 | } [INFO] [stdout] | ^ consider adding a `main` function to `src/lib.rs` [INFO] [stdout] [INFO] [stdout] error: expected a pattern, found an expression [INFO] [stdout] --> src/lib.rs:15:29 [INFO] [stdout] | [INFO] [stdout] 15 | let buffer_slice = let mut vga_buffer.as_mut_slice(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ not a pattern [INFO] [stdout] | [INFO] [stdout] = note: arbitrary expressions are not allowed in patterns: [INFO] [stdout] [INFO] [stdout] error: aborting due to 9 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0463, E0601. [INFO] [stdout] For more information about an error, try `rustc --explain E0463`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - VgaChar::get_volatile (line 149) stdout ---- [INFO] [stdout] error[E0412]: cannot find type `NonNull` in this scope [INFO] [stdout] --> src/lib.rs:150:13 [INFO] [stdout] | [INFO] [stdout] 150 | let nonnull:NonNull:: = unsafe { NonNull::new_unchecked(VGA_PTR) }; [INFO] [stdout] | ^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 149 + use std::ptr::NonNull; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `VgaChar` in this scope [INFO] [stdout] --> src/lib.rs:150:23 [INFO] [stdout] | [INFO] [stdout] 150 | let nonnull:NonNull:: = unsafe { NonNull::new_unchecked(VGA_PTR) }; [INFO] [stdout] | ^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 149 + use vga_rs::VgaChar; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `NonNull` [INFO] [stdout] --> src/lib.rs:150:43 [INFO] [stdout] | [INFO] [stdout] 150 | let nonnull:NonNull:: = unsafe { NonNull::new_unchecked(VGA_PTR) }; [INFO] [stdout] | ^^^^^^^ use of undeclared type `NonNull` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 149 + use std::ptr::NonNull; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `VGA_PTR` in this scope [INFO] [stdout] --> src/lib.rs:150:66 [INFO] [stdout] | [INFO] [stdout] 150 | let nonnull:NonNull:: = unsafe { NonNull::new_unchecked(VGA_PTR) }; [INFO] [stdout] | ^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0412, E0425, E0433. [INFO] [stdout] For more information about an error, try `rustc --explain E0412`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - VgaChar::set_volatile (line 164) stdout ---- [INFO] [stdout] error[E0412]: cannot find type `NonNull` in this scope [INFO] [stdout] --> src/lib.rs:165:17 [INFO] [stdout] | [INFO] [stdout] 165 | let mut nonnull:NonNull:: = unsafe { NonNull::new_unchecked(VGA_PTR) }; [INFO] [stdout] | ^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 164 + use std::ptr::NonNull; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `VgaChar` in this scope [INFO] [stdout] --> src/lib.rs:165:27 [INFO] [stdout] | [INFO] [stdout] 165 | let mut nonnull:NonNull:: = unsafe { NonNull::new_unchecked(VGA_PTR) }; [INFO] [stdout] | ^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 164 + use vga_rs::VgaChar; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `NonNull` [INFO] [stdout] --> src/lib.rs:165:47 [INFO] [stdout] | [INFO] [stdout] 165 | let mut nonnull:NonNull:: = unsafe { NonNull::new_unchecked(VGA_PTR) }; [INFO] [stdout] | ^^^^^^^ use of undeclared type `NonNull` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 164 + use std::ptr::NonNull; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `VGA_PTR` in this scope [INFO] [stdout] --> src/lib.rs:165:70 [INFO] [stdout] | [INFO] [stdout] 165 | let mut nonnull:NonNull:: = unsafe { NonNull::new_unchecked(VGA_PTR) }; [INFO] [stdout] | ^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0412, E0425, E0433. [INFO] [stdout] For more information about an error, try `rustc --explain E0412`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - VgaBuffer::as_mut_slice (line 242) stdout ---- [INFO] [stdout] error: expected `;`, found keyword `let` [INFO] [stdout] --> src/lib.rs:243:38 [INFO] [stdout] | [INFO] [stdout] 243 | let mut vga_buffer = VgaBuffer::new() [INFO] [stdout] | ^ help: add `;` here [INFO] [stdout] 244 | let buffer_slice = vga_buffer.as_mut_slice(); [INFO] [stdout] | --- unexpected token [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `VgaBuffer` [INFO] [stdout] --> src/lib.rs:243:22 [INFO] [stdout] | [INFO] [stdout] 243 | let mut vga_buffer = VgaBuffer::new() [INFO] [stdout] | ^^^^^^^^^ use of undeclared type `VgaBuffer` [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 242 + use vga_rs::VgaBuffer; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/lib.rs:247:18 [INFO] [stdout] | [INFO] [stdout] 247 | let mut vchar = vchar_ref.get_volatile(); [INFO] [stdout] | ^^^^^^^^^ cannot infer type [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0433. [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 5) [INFO] [stdout] src/lib.rs - VgaBuffer::as_mut_slice (line 242) [INFO] [stdout] src/lib.rs - VgaChar::get_volatile (line 149) [INFO] [stdout] src/lib.rs - VgaChar::set_volatile (line 164) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "416c6257436f95ab380473ab731f497fe53f59ee79df406cf9e3cc4839dc7f1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "416c6257436f95ab380473ab731f497fe53f59ee79df406cf9e3cc4839dc7f1c", kill_on_drop: false }` [INFO] [stdout] 416c6257436f95ab380473ab731f497fe53f59ee79df406cf9e3cc4839dc7f1c