[INFO] fetching crate vga 0.2.9...
[INFO] testing vga-0.2.9 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate vga 0.2.9 into /workspace/builds/worker-1-tc2/source
[INFO] removed /workspace/builds/worker-1-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate vga 0.2.9
[INFO] finished tweaking crates.io crate vga 0.2.9
[INFO] tweaked toml for crates.io crate vga 0.2.9 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vga 0.2.9 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "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" "+33835004928d3bf65db4d4712e1330766263b0bd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.11.1)
[INFO] [stderr]       Adding conquer-once v0.3.2 (available: v0.4.0)
[INFO] [stderr]       Adding spinning_top v0.2.5 (available: v0.3.0)
[INFO] [stderr]       Adding x86_64 v0.14.13 (available: v0.15.4)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ec09139100f46762b908f4b7cc6b61794f3528848dc97950a92a824cc9c0ed4
[INFO] running `Command { std: "docker" "start" "-a" "3ec09139100f46762b908f4b7cc6b61794f3528848dc97950a92a824cc9c0ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ec09139100f46762b908f4b7cc6b61794f3528848dc97950a92a824cc9c0ed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ec09139100f46762b908f4b7cc6b61794f3528848dc97950a92a824cc9c0ed4", kill_on_drop: false }`
[INFO] [stdout] 3ec09139100f46762b908f4b7cc6b61794f3528848dc97950a92a824cc9c0ed4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 834dbe25c0fe016c614e062b5df318860816e5544e1e509e224111f8a266bf95
[INFO] running `Command { std: "docker" "start" "-a" "834dbe25c0fe016c614e062b5df318860816e5544e1e509e224111f8a266bf95", kill_on_drop: false }`
[INFO] [stderr]    Compiling volatile v0.4.6
[INFO] [stderr]    Compiling bit_field v0.10.3
[INFO] [stderr]    Compiling conquer-util v0.3.0
[INFO] [stderr]    Compiling font8x8 v0.3.1
[INFO] [stderr]    Compiling spinning_top v0.2.5
[INFO] [stderr]    Compiling conquer-once v0.3.2
[INFO] [stderr]    Compiling x86_64 v0.14.13
[INFO] [stderr]    Compiling vga v0.2.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `cast` is never used
[INFO] [stdout]   --> src/drawing/mod.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub(crate) trait SignedNum: Signed + Ord + Copy + NumCast + NumAssignOps {
[INFO] [stdout]    |                  --------- associated function in this trait
[INFO] [stdout] 15 |     fn cast<T: NumCast>(value: T) -> Self {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/writers/mod.rs:77:25
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn get_frame_buffer(&self) -> (SpinlockGuard<Vga>, *mut ScreenCharacter) {
[INFO] [stdout]    |                         ^^^^^      ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn get_frame_buffer(&self) -> (SpinlockGuard<'_, Vga>, *mut ScreenCharacter) {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.32s
[INFO] running `Command { std: "docker" "inspect" "834dbe25c0fe016c614e062b5df318860816e5544e1e509e224111f8a266bf95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "834dbe25c0fe016c614e062b5df318860816e5544e1e509e224111f8a266bf95", kill_on_drop: false }`
[INFO] [stdout] 834dbe25c0fe016c614e062b5df318860816e5544e1e509e224111f8a266bf95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d101ad413abfdd71e446785ff996b2c593d00a7abdef95882f0873f65199bd8
[INFO] running `Command { std: "docker" "start" "-a" "7d101ad413abfdd71e446785ff996b2c593d00a7abdef95882f0873f65199bd8", kill_on_drop: false }`
[INFO] [stderr]    Compiling vga v0.2.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `cast` is never used
[INFO] [stdout]   --> src/drawing/mod.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub(crate) trait SignedNum: Signed + Ord + Copy + NumCast + NumAssignOps {
[INFO] [stdout]    |                  --------- associated function in this trait
[INFO] [stdout] 15 |     fn cast<T: NumCast>(value: T) -> Self {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/writers/mod.rs:77:25
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn get_frame_buffer(&self) -> (SpinlockGuard<Vga>, *mut ScreenCharacter) {
[INFO] [stdout]    |                         ^^^^^      ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn get_frame_buffer(&self) -> (SpinlockGuard<'_, Vga>, *mut ScreenCharacter) {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `cast` is never used
[INFO] [stdout]   --> src/drawing/mod.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub(crate) trait SignedNum: Signed + Ord + Copy + NumCast + NumAssignOps {
[INFO] [stdout]    |                  --------- associated function in this trait
[INFO] [stdout] 15 |     fn cast<T: NumCast>(value: T) -> Self {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/writers/mod.rs:77:25
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn get_frame_buffer(&self) -> (SpinlockGuard<Vga>, *mut ScreenCharacter) {
[INFO] [stdout]    |                         ^^^^^      ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 77 |     fn get_frame_buffer(&self) -> (SpinlockGuard<'_, Vga>, *mut ScreenCharacter) {
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "7d101ad413abfdd71e446785ff996b2c593d00a7abdef95882f0873f65199bd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d101ad413abfdd71e446785ff996b2c593d00a7abdef95882f0873f65199bd8", kill_on_drop: false }`
[INFO] [stdout] 7d101ad413abfdd71e446785ff996b2c593d00a7abdef95882f0873f65199bd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2dd0e3ca682c1ca000c2a4468da8b4a145b83fdf2ba4f0ca00c7bfa9c4361144
[INFO] running `Command { std: "docker" "start" "-a" "2dd0e3ca682c1ca000c2a4468da8b4a145b83fdf2ba4f0ca00c7bfa9c4361144", kill_on_drop: false }`
[INFO] [stderr] warning: associated function `cast` is never used
[INFO] [stderr]   --> src/drawing/mod.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub(crate) trait SignedNum: Signed + Ord + Copy + NumCast + NumAssignOps {
[INFO] [stderr]    |                  --------- associated function in this trait
[INFO] [stderr] 15 |     fn cast<T: NumCast>(value: T) -> Self {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/writers/mod.rs:77:25
[INFO] [stderr]    |
[INFO] [stderr] 77 |     fn get_frame_buffer(&self) -> (SpinlockGuard<Vga>, *mut ScreenCharacter) {
[INFO] [stderr]    |                         ^^^^^      ^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                         |
[INFO] [stderr]    |                         the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 77 |     fn get_frame_buffer(&self) -> (SpinlockGuard<'_, Vga>, *mut ScreenCharacter) {
[INFO] [stderr]    |                                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: `vga` (lib) generated 2 warnings (run `cargo fix --lib -p vga` to apply 1 suggestion)
[INFO] [stderr] warning: `vga` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/vga-14d46093627c2eb6)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test colors::test::test_set_background ... ok
[INFO] [stdout] test colors::test::test_set_foreground ... ok
[INFO] [stdout] test colors::test::test_set_foreground_keep_background ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests vga
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/writers/graphics_320x200x256.rs - writers::graphics_320x200x256::Graphics320x200x256 (line 19) - compile ... ok
[INFO] [stdout] test src/writers/text_80x25.rs - writers::text_80x25::Text80x25 (line 18) - compile ... ok
[INFO] [stdout] test src/writers/graphics_320x240x256.rs - writers::graphics_320x240x256::Graphics320x240x256 (line 20) - compile ... ok
[INFO] [stdout] test src/writers/text_40x50.rs - writers::text_40x50::Text40x50 (line 18) - compile ... ok
[INFO] [stdout] test src/writers/text_40x25.rs - writers::text_40x25::Text40x25 (line 18) - compile ... ok
[INFO] [stdout] test src/writers/graphics_1280x800x256.rs - writers::graphics_1280x800x256::Graphics1280x800x256 (line 26) - compile ... ok
[INFO] [stdout] test src/writers/graphics_640x480x16.rs - writers::graphics_640x480x16::Graphics640x480x16 (line 22) - compile ... ok
[INFO] [stdout] test src/vga.rs - vga::Vga::set_memory_start (line 116) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.58s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2dd0e3ca682c1ca000c2a4468da8b4a145b83fdf2ba4f0ca00c7bfa9c4361144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dd0e3ca682c1ca000c2a4468da8b4a145b83fdf2ba4f0ca00c7bfa9c4361144", kill_on_drop: false }`
[INFO] [stdout] 2dd0e3ca682c1ca000c2a4468da8b4a145b83fdf2ba4f0ca00c7bfa9c4361144
