[INFO] fetching crate difflib 0.4.0... [INFO] testing difflib-0.4.0 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate difflib 0.4.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate difflib 0.4.0 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate difflib 0.4.0 [INFO] tweaked toml for crates.io crate difflib 0.4.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate difflib 0.4.0 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] 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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [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] 717becfc58d3ec44672da26128202d6dc708cb505e40e1f43ddde66cfff51774 [INFO] running `Command { std: "docker" "start" "-a" "717becfc58d3ec44672da26128202d6dc708cb505e40e1f43ddde66cfff51774", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "717becfc58d3ec44672da26128202d6dc708cb505e40e1f43ddde66cfff51774", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "717becfc58d3ec44672da26128202d6dc708cb505e40e1f43ddde66cfff51774", kill_on_drop: false }` [INFO] [stdout] 717becfc58d3ec44672da26128202d6dc708cb505e40e1f43ddde66cfff51774 [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] d52c752cc01cb29d2f2a5e5e749930988493bd8ae8d2bdd90dbee5fe2a1e0fab [INFO] running `Command { std: "docker" "start" "-a" "d52c752cc01cb29d2f2a5e5e749930988493bd8ae8d2bdd90dbee5fe2a1e0fab", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling difflib v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `core::str::::trim_right`: superseded by `trim_end` [INFO] [stdout] --> src/differ.rs:271:52 [INFO] [stdout] | [INFO] [stdout] 271 | first_tags = first_tags.split_at(common).1.trim_right(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] help: replace the use of the deprecated method [INFO] [stdout] | [INFO] [stdout] 271 - first_tags = first_tags.split_at(common).1.trim_right(); [INFO] [stdout] 271 + first_tags = first_tags.split_at(common).1.trim_end(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `core::str::::trim_right`: superseded by `trim_end` [INFO] [stdout] --> src/differ.rs:272:54 [INFO] [stdout] | [INFO] [stdout] 272 | second_tags = second_tags.split_at(common).1.trim_right(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: replace the use of the deprecated method [INFO] [stdout] | [INFO] [stdout] 272 - second_tags = second_tags.split_at(common).1.trim_right(); [INFO] [stdout] 272 + second_tags = second_tags.split_at(common).1.trim_end(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/sequencematcher.rs:117:17 [INFO] [stdout] | [INFO] [stdout] 117 | let mut counter = second_sequence_elements [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.65s [INFO] running `Command { std: "docker" "inspect" "d52c752cc01cb29d2f2a5e5e749930988493bd8ae8d2bdd90dbee5fe2a1e0fab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d52c752cc01cb29d2f2a5e5e749930988493bd8ae8d2bdd90dbee5fe2a1e0fab", kill_on_drop: false }` [INFO] [stdout] d52c752cc01cb29d2f2a5e5e749930988493bd8ae8d2bdd90dbee5fe2a1e0fab [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] 683ca91be731dfb7b75b448f5bca58299eb88691cdcaf18ab8f4e57746f9369c [INFO] running `Command { std: "docker" "start" "-a" "683ca91be731dfb7b75b448f5bca58299eb88691cdcaf18ab8f4e57746f9369c", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stdout] warning: use of deprecated method `core::str::::trim_right`: superseded by `trim_end` [INFO] [stdout] --> src/differ.rs:271:52 [INFO] [stdout] | [INFO] [stdout] 271 | first_tags = first_tags.split_at(common).1.trim_right(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] help: replace the use of the deprecated method [INFO] [stdout] | [INFO] [stdout] 271 - first_tags = first_tags.split_at(common).1.trim_right(); [INFO] [stdout] 271 + first_tags = first_tags.split_at(common).1.trim_end(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling difflib v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `core::str::::trim_right`: superseded by `trim_end` [INFO] [stdout] --> src/differ.rs:272:54 [INFO] [stdout] | [INFO] [stdout] 272 | second_tags = second_tags.split_at(common).1.trim_right(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: replace the use of the deprecated method [INFO] [stdout] | [INFO] [stdout] 272 - second_tags = second_tags.split_at(common).1.trim_right(); [INFO] [stdout] 272 + second_tags = second_tags.split_at(common).1.trim_end(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/sequencematcher.rs:117:17 [INFO] [stdout] | [INFO] [stdout] 117 | let mut counter = second_sequence_elements [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `core::str::::trim_right`: superseded by `trim_end` [INFO] [stdout] --> src/differ.rs:271:52 [INFO] [stdout] | [INFO] [stdout] 271 | first_tags = first_tags.split_at(common).1.trim_right(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] help: replace the use of the deprecated method [INFO] [stdout] | [INFO] [stdout] 271 - first_tags = first_tags.split_at(common).1.trim_right(); [INFO] [stdout] 271 + first_tags = first_tags.split_at(common).1.trim_end(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `core::str::::trim_right`: superseded by `trim_end` [INFO] [stdout] --> src/differ.rs:272:54 [INFO] [stdout] | [INFO] [stdout] 272 | second_tags = second_tags.split_at(common).1.trim_right(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] help: replace the use of the deprecated method [INFO] [stdout] | [INFO] [stdout] 272 - second_tags = second_tags.split_at(common).1.trim_right(); [INFO] [stdout] 272 + second_tags = second_tags.split_at(common).1.trim_end(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/sequencematcher.rs:117:17 [INFO] [stdout] | [INFO] [stdout] 117 | let mut counter = second_sequence_elements [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.01s [INFO] running `Command { std: "docker" "inspect" "683ca91be731dfb7b75b448f5bca58299eb88691cdcaf18ab8f4e57746f9369c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "683ca91be731dfb7b75b448f5bca58299eb88691cdcaf18ab8f4e57746f9369c", kill_on_drop: false }` [INFO] [stdout] 683ca91be731dfb7b75b448f5bca58299eb88691cdcaf18ab8f4e57746f9369c [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] 7bf39f41637d7ce8118cad5d0e19dd59c4ab416e3db850c06a66c7f92873b446 [INFO] running `Command { std: "docker" "start" "-a" "7bf39f41637d7ce8118cad5d0e19dd59c4ab416e3db850c06a66c7f92873b446", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: use of deprecated method `core::str::::trim_right`: superseded by `trim_end` [INFO] [stderr] --> src/differ.rs:271:52 [INFO] [stderr] | [INFO] [stderr] 271 | first_tags = first_tags.split_at(common).1.trim_right(); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] help: replace the use of the deprecated method [INFO] [stderr] | [INFO] [stderr] 271 - first_tags = first_tags.split_at(common).1.trim_right(); [INFO] [stderr] 271 + first_tags = first_tags.split_at(common).1.trim_end(); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `core::str::::trim_right`: superseded by `trim_end` [INFO] [stderr] --> src/differ.rs:272:54 [INFO] [stderr] | [INFO] [stderr] 272 | second_tags = second_tags.split_at(common).1.trim_right(); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] help: replace the use of the deprecated method [INFO] [stderr] | [INFO] [stderr] 272 - second_tags = second_tags.split_at(common).1.trim_right(); [INFO] [stderr] 272 + second_tags = second_tags.split_at(common).1.trim_end(); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/sequencematcher.rs:117:17 [INFO] [stderr] | [INFO] [stderr] 117 | let mut counter = second_sequence_elements [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `difflib` (lib) generated 3 warnings (run `cargo fix --lib -p difflib` to apply 3 suggestions) [INFO] [stderr] warning: `difflib` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/difflib-34c86bb1576bfb87) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test differ::test_qformat ... ok [INFO] [stdout] test differ::test_fancy_replace ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-9287a727cddde545) [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test test_all_matches ... ok [INFO] [stdout] test test_context_diff ... ok [INFO] [stdout] test test_integer_slice ... ok [INFO] [stdout] test test_differ_restore ... ok [INFO] [stdout] test test_get_opcodes ... ok [INFO] [stdout] test test_longest_match ... ok [INFO] [stdout] test test_ratio ... ok [INFO] [stdout] test test_unified_diff ... ok [INFO] [stdout] test test_differ_compare_with_func ... ok [INFO] [stdout] test test_differ_compare ... ok [INFO] [stdout] test test_get_close_matches ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests difflib [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" "7bf39f41637d7ce8118cad5d0e19dd59c4ab416e3db850c06a66c7f92873b446", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7bf39f41637d7ce8118cad5d0e19dd59c4ab416e3db850c06a66c7f92873b446", kill_on_drop: false }` [INFO] [stdout] 7bf39f41637d7ce8118cad5d0e19dd59c4ab416e3db850c06a66c7f92873b446