[INFO] fetching crate magic-school-bus 0.7.0... [INFO] testing magic-school-bus-0.7.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate magic-school-bus 0.7.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate magic-school-bus 0.7.0 [INFO] finished tweaking crates.io crate magic-school-bus 0.7.0 [INFO] tweaked toml for crates.io crate magic-school-bus 0.7.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate magic-school-bus 0.7.0 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 17 packages to latest compatible versions [INFO] [stderr] Adding clap v2.34.0 (available: v4.5.48) [INFO] [stderr] Adding open v1.7.1 (available: v5.3.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1f48d06a7ffd4f1a3627b0d2b1904126420cad68357605844329a455f52d974a [INFO] running `Command { std: "docker" "start" "-a" "1f48d06a7ffd4f1a3627b0d2b1904126420cad68357605844329a455f52d974a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1f48d06a7ffd4f1a3627b0d2b1904126420cad68357605844329a455f52d974a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f48d06a7ffd4f1a3627b0d2b1904126420cad68357605844329a455f52d974a", kill_on_drop: false }` [INFO] [stdout] 1f48d06a7ffd4f1a3627b0d2b1904126420cad68357605844329a455f52d974a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9c4a4dcb6fe3491bad3f547867b46e0fe55b76555b71c09e3baa60478467e601 [INFO] running `Command { std: "docker" "start" "-a" "9c4a4dcb6fe3491bad3f547867b46e0fe55b76555b71c09e3baa60478467e601", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.176 [INFO] [stderr] Compiling pathdiff v0.2.3 [INFO] [stderr] Compiling open v1.7.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling all_term v0.1.0 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling magic-school-bus v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/input_state.rs:114:41 [INFO] [stdout] | [INFO] [stdout] 114 | Key::Char(char @ '0'...'9') => { [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] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/virtual_screen.rs:165:20 [INFO] [stdout] | [INFO] [stdout] 165 | fn get_changes(&self, whole_screen: bool) -> ScreenDifferenceIterator { [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] 165 | fn get_changes(&self, whole_screen: bool) -> ScreenDifferenceIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.86s [INFO] running `Command { std: "docker" "inspect" "9c4a4dcb6fe3491bad3f547867b46e0fe55b76555b71c09e3baa60478467e601", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c4a4dcb6fe3491bad3f547867b46e0fe55b76555b71c09e3baa60478467e601", kill_on_drop: false }` [INFO] [stdout] 9c4a4dcb6fe3491bad3f547867b46e0fe55b76555b71c09e3baa60478467e601 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9a44e8295caf51dfcba9e31437f393be8d8667e5a85081b303197e4bd98d208a [INFO] running `Command { std: "docker" "start" "-a" "9a44e8295caf51dfcba9e31437f393be8d8667e5a85081b303197e4bd98d208a", kill_on_drop: false }` [INFO] [stderr] Compiling magic-school-bus v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/input_state.rs:114:41 [INFO] [stdout] | [INFO] [stdout] 114 | Key::Char(char @ '0'...'9') => { [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] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/virtual_screen.rs:165:20 [INFO] [stdout] | [INFO] [stdout] 165 | fn get_changes(&self, whole_screen: bool) -> ScreenDifferenceIterator { [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] 165 | fn get_changes(&self, whole_screen: bool) -> ScreenDifferenceIterator<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `Command { std: "docker" "inspect" "9a44e8295caf51dfcba9e31437f393be8d8667e5a85081b303197e4bd98d208a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a44e8295caf51dfcba9e31437f393be8d8667e5a85081b303197e4bd98d208a", kill_on_drop: false }` [INFO] [stdout] 9a44e8295caf51dfcba9e31437f393be8d8667e5a85081b303197e4bd98d208a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 6aeaef8bc3b3f2a154b502f1e29f39f74e0db0be2da50d1bbff230677d34bb21 [INFO] running `Command { std: "docker" "start" "-a" "6aeaef8bc3b3f2a154b502f1e29f39f74e0db0be2da50d1bbff230677d34bb21", kill_on_drop: false }` [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/input_state.rs:114:41 [INFO] [stderr] | [INFO] [stderr] 114 | Key::Char(char @ '0'...'9') => { [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/virtual_screen.rs:165:20 [INFO] [stderr] | [INFO] [stderr] 165 | fn get_changes(&self, whole_screen: bool) -> ScreenDifferenceIterator { [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] 165 | fn get_changes(&self, whole_screen: bool) -> ScreenDifferenceIterator<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `magic-school-bus` (bin "msb" test) generated 2 warnings (run `cargo fix --bin "msb" --tests` to apply 2 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/msb-937af7e95bb6e42a) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test virtual_screen::test::get_and_set ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6aeaef8bc3b3f2a154b502f1e29f39f74e0db0be2da50d1bbff230677d34bb21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6aeaef8bc3b3f2a154b502f1e29f39f74e0db0be2da50d1bbff230677d34bb21", kill_on_drop: false }` [INFO] [stdout] 6aeaef8bc3b3f2a154b502f1e29f39f74e0db0be2da50d1bbff230677d34bb21