[INFO] fetching crate task_diff 0.2.1...
[INFO] testing task_diff-0.2.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate task_diff 0.2.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate task_diff 0.2.1
[INFO] finished tweaking crates.io crate task_diff 0.2.1
[INFO] tweaked toml for crates.io crate task_diff 0.2.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate task_diff 0.2.1 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 27 packages to latest compatible versions
[INFO] [stderr]       Adding colored v1.9.4 (available: v3.1.1)
[INFO] [stderr]       Adding ncurses v5.101.0 (available: v6.0.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0fd1fd153e9d867e0ab9f30b50ec226cad838a4ac315bc0fd3c456e1afb20af2
[INFO] running `Command { std: "docker" "start" "-a" "0fd1fd153e9d867e0ab9f30b50ec226cad838a4ac315bc0fd3c456e1afb20af2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0fd1fd153e9d867e0ab9f30b50ec226cad838a4ac315bc0fd3c456e1afb20af2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fd1fd153e9d867e0ab9f30b50ec226cad838a4ac315bc0fd3c456e1afb20af2", kill_on_drop: false }`
[INFO] [stdout] 0fd1fd153e9d867e0ab9f30b50ec226cad838a4ac315bc0fd3c456e1afb20af2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41696225ad400eab8e9478148fcb5fd7cfafd0c8f3583c3d19ed37946252b2b2
[INFO] running `Command { std: "docker" "start" "-a" "41696225ad400eab8e9478148fcb5fd7cfafd0c8f3583c3d19ed37946252b2b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling unescape v0.1.0
[INFO] [stderr]    Compiling ncurses v5.101.0
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling colored v1.9.4
[INFO] [stderr]    Compiling task_diff v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/bin/main.rs:31:15
[INFO] [stdout]    |
[INFO] [stdout] 31 |             32...126 => {
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]   --> src/bin/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     printw("Please enter your diff (ENTER / ESC once done):\n");
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]   --> src/bin/main.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 printw(&format!("{}", c));
[INFO] [stdout]    |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.09s
[INFO] running `Command { std: "docker" "inspect" "41696225ad400eab8e9478148fcb5fd7cfafd0c8f3583c3d19ed37946252b2b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41696225ad400eab8e9478148fcb5fd7cfafd0c8f3583c3d19ed37946252b2b2", kill_on_drop: false }`
[INFO] [stdout] 41696225ad400eab8e9478148fcb5fd7cfafd0c8f3583c3d19ed37946252b2b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b0f802afc2722c64acc006c46d99cb24814c991bdb36024b45b5e85e8cc90c9
[INFO] running `Command { std: "docker" "start" "-a" "8b0f802afc2722c64acc006c46d99cb24814c991bdb36024b45b5e85e8cc90c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling task_diff v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/bin/main.rs:31:15
[INFO] [stdout]    |
[INFO] [stdout] 31 |             32...126 => {
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]   --> src/bin/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     printw("Please enter your diff (ENTER / ESC once done):\n");
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]   --> src/bin/main.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 printw(&format!("{}", c));
[INFO] [stdout]    |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/bin/main.rs:31:15
[INFO] [stdout]    |
[INFO] [stdout] 31 |             32...126 => {
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]   --> src/bin/main.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     printw("Please enter your diff (ENTER / ESC once done):\n");
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stdout]   --> src/bin/main.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |                 printw(&format!("{}", c));
[INFO] [stdout]    |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "8b0f802afc2722c64acc006c46d99cb24814c991bdb36024b45b5e85e8cc90c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b0f802afc2722c64acc006c46d99cb24814c991bdb36024b45b5e85e8cc90c9", kill_on_drop: false }`
[INFO] [stdout] 8b0f802afc2722c64acc006c46d99cb24814c991bdb36024b45b5e85e8cc90c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4ef7ac09433eeab9ec882052d6f9e54667c6373f117793f7f274b6e0c6edb308
[INFO] running `Command { std: "docker" "start" "-a" "4ef7ac09433eeab9ec882052d6f9e54667c6373f117793f7f274b6e0c6edb308", kill_on_drop: false }`
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/bin/main.rs:31:15
[INFO] [stderr]    |
[INFO] [stderr] 31 |             32...126 => {
[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 <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stderr]   --> src/bin/main.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     printw("Please enter your diff (ENTER / ESC once done):\n");
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `ncurses::printw`: printw can segfault when printing string that contains % sign. Use addstr instead
[INFO] [stderr]   --> src/bin/main.rs:34:17
[INFO] [stderr]    |
[INFO] [stderr] 34 |                 printw(&format!("{}", c));
[INFO] [stderr]    |                 ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `task_diff` (bin "main" test) generated 3 warnings (run `cargo fix --bin "main" -p task_diff --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `task_diff` (bin "main") generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/task_diff-5f3bbe6528fea640)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/bin/main.rs (/opt/rustwide/target/debug/deps/main-25df3c6447a5e8cc)
[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] [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/pair.rs (/opt/rustwide/target/debug/deps/pair-35201eaf15e98981)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::parse_environment_array ... ok
[INFO] [stdout] test tests::replace_in_array_tree ... ok
[INFO] [stderr]      Running tests/parser.rs (/opt/rustwide/target/debug/deps/parser-f4256f5f544a5536)
[INFO] [stdout] test tests::replace_in_object_tree ... 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] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::diff_array ... ok
[INFO] [stdout] test tests::diff_array_empty ... ok
[INFO] [stdout] test tests::diff_array_obj ... ok
[INFO] [stderr]    Doc-tests task_diff
[INFO] [stdout] test tests::diff_array_obj_removed ... ok
[INFO] [stdout] test tests::diff_array_vs_obj ... ok
[INFO] [stdout] test tests::diff_obj_delete ... ok
[INFO] [stdout] test tests::diff_obj_empty ... ok
[INFO] [stdout] test tests::diff_env ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "4ef7ac09433eeab9ec882052d6f9e54667c6373f117793f7f274b6e0c6edb308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ef7ac09433eeab9ec882052d6f9e54667c6373f117793f7f274b6e0c6edb308", kill_on_drop: false }`
[INFO] [stdout] 4ef7ac09433eeab9ec882052d6f9e54667c6373f117793f7f274b6e0c6edb308
