[INFO] fetching crate max7456 0.1.10... [INFO] testing max7456-0.1.10 against 1.91.0 for beta-1.92-2 [INFO] extracting crate max7456 0.1.10 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate max7456 0.1.10 [INFO] finished tweaking crates.io crate max7456 0.1.10 [INFO] tweaked toml for crates.io crate max7456 0.1.10 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate max7456 0.1.10 on toolchain 1.91.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 6 packages to latest compatible versions [INFO] [stderr] Adding embedded-hal v0.2.7 (available: v1.0.0) [INFO] [stderr] Adding hex-literal v0.3.4 (available: v1.1.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded hex-literal v0.3.4 [INFO] [stderr] Downloaded peripheral-register v0.1.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dcda7b5f99af3ea5848eef41d0a4567ec368ca02e9bf73685c051f1d5bf0f0bd [INFO] running `Command { std: "docker" "start" "-a" "dcda7b5f99af3ea5848eef41d0a4567ec368ca02e9bf73685c051f1d5bf0f0bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dcda7b5f99af3ea5848eef41d0a4567ec368ca02e9bf73685c051f1d5bf0f0bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dcda7b5f99af3ea5848eef41d0a4567ec368ca02e9bf73685c051f1d5bf0f0bd", kill_on_drop: false }` [INFO] [stdout] dcda7b5f99af3ea5848eef41d0a4567ec368ca02e9bf73685c051f1d5bf0f0bd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7602cdfa3b514214ebb3b3b3bbc054616657d52e07149c29e06751dcddd5825e [INFO] running `Command { std: "docker" "start" "-a" "7602cdfa3b514214ebb3b3b3bbc054616657d52e07149c29e06751dcddd5825e", kill_on_drop: false }` [INFO] [stderr] Compiling nb v1.1.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling peripheral-register v0.1.4 [INFO] [stderr] Compiling nb v0.1.3 [INFO] [stderr] Compiling embedded-hal v0.2.7 [INFO] [stderr] Compiling max7456 v0.1.10 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lines_writer.rs:91:23 [INFO] [stdout] | [INFO] [stdout] 91 | pub fn revert(buffer: &mut [u8]) -> Display { [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] 91 | pub fn revert(buffer: &mut [u8]) -> Display<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.59s [INFO] running `Command { std: "docker" "inspect" "7602cdfa3b514214ebb3b3b3bbc054616657d52e07149c29e06751dcddd5825e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7602cdfa3b514214ebb3b3b3bbc054616657d52e07149c29e06751dcddd5825e", kill_on_drop: false }` [INFO] [stdout] 7602cdfa3b514214ebb3b3b3bbc054616657d52e07149c29e06751dcddd5825e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9fd3acfc1f26b966e93da29279e139825545c22f5d4cf844bcbb21573b257126 [INFO] running `Command { std: "docker" "start" "-a" "9fd3acfc1f26b966e93da29279e139825545c22f5d4cf844bcbb21573b257126", kill_on_drop: false }` [INFO] [stderr] Compiling hex-literal v0.3.4 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lines_writer.rs:91:23 [INFO] [stdout] | [INFO] [stdout] 91 | pub fn revert(buffer: &mut [u8]) -> Display { [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] 91 | pub fn revert(buffer: &mut [u8]) -> Display<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling max7456 v0.1.10 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lines_writer.rs:91:23 [INFO] [stdout] | [INFO] [stdout] 91 | pub fn revert(buffer: &mut [u8]) -> Display { [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] 91 | pub fn revert(buffer: &mut [u8]) -> Display<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.97s [INFO] running `Command { std: "docker" "inspect" "9fd3acfc1f26b966e93da29279e139825545c22f5d4cf844bcbb21573b257126", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9fd3acfc1f26b966e93da29279e139825545c22f5d4cf844bcbb21573b257126", kill_on_drop: false }` [INFO] [stdout] 9fd3acfc1f26b966e93da29279e139825545c22f5d4cf844bcbb21573b257126 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.91.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4f1df28c91cddb7212bae48f0947c2c08456103e9716be87820a81ec8bd2f31f [INFO] running `Command { std: "docker" "start" "-a" "4f1df28c91cddb7212bae48f0947c2c08456103e9716be87820a81ec8bd2f31f", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lines_writer.rs:91:23 [INFO] [stderr] | [INFO] [stderr] 91 | pub fn revert(buffer: &mut [u8]) -> Display { [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] 91 | pub fn revert(buffer: &mut [u8]) -> Display<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `max7456` (lib) generated 1 warning (run `cargo fix --lib -p max7456` to apply 1 suggestion) [INFO] [stderr] warning: `max7456` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/max7456-c4f8a54917d82500) [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stdout] test character_memory::test::test_write_store_char_operation ... ok [INFO] [stdout] test incremental_writer::test::test_functional ... ok [INFO] [stdout] test incremental_writer::test::test_breaks ... ok [INFO] [stdout] test lines_writer::test::test_exactly_one_buffer ... ok [INFO] [stdout] test lines_writer::test::test_low_address ... ok [INFO] [stdout] test lines_writer::test::test_multiple_buffer ... ok [INFO] [stdout] test lines_writer::test::test_non_standard_screen ... ok [INFO] [stdout] test lines_writer::test::test_within_addreess ... ok [INFO] [stdout] test lines_writer::test::test_high_address ... ok [INFO] [stdout] test lines_writer::test::test_cross_address ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests max7456 [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] running `Command { std: "docker" "inspect" "4f1df28c91cddb7212bae48f0947c2c08456103e9716be87820a81ec8bd2f31f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f1df28c91cddb7212bae48f0947c2c08456103e9716be87820a81ec8bd2f31f", kill_on_drop: false }` [INFO] [stdout] 4f1df28c91cddb7212bae48f0947c2c08456103e9716be87820a81ec8bd2f31f