[INFO] fetching crate fudiff 0.2.0...
[INFO] testing fudiff-0.2.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate fudiff 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate fudiff 0.2.0
[INFO] finished tweaking crates.io crate fudiff 0.2.0
[INFO] tweaked toml for crates.io crate fudiff 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fudiff 0.2.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fudiff 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2cb230471205e18ca6aa1099a1eac9570ff01eab4cab4221d2a26d85e67ece65
[INFO] running `Command { std: "docker" "start" "-a" "2cb230471205e18ca6aa1099a1eac9570ff01eab4cab4221d2a26d85e67ece65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cb230471205e18ca6aa1099a1eac9570ff01eab4cab4221d2a26d85e67ece65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cb230471205e18ca6aa1099a1eac9570ff01eab4cab4221d2a26d85e67ece65", kill_on_drop: false }`
[INFO] [stdout] 2cb230471205e18ca6aa1099a1eac9570ff01eab4cab4221d2a26d85e67ece65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f11ad74d46e3228186fbd87ba25905d5f644d2c33a4adb8a7c9a13df55b4d78b
[INFO] running `Command { std: "docker" "start" "-a" "f11ad74d46e3228186fbd87ba25905d5f644d2c33a4adb8a7c9a13df55b4d78b", kill_on_drop: false }`
[INFO] [stderr]    Compiling fudiff v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "f11ad74d46e3228186fbd87ba25905d5f644d2c33a4adb8a7c9a13df55b4d78b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f11ad74d46e3228186fbd87ba25905d5f644d2c33a4adb8a7c9a13df55b4d78b", kill_on_drop: false }`
[INFO] [stdout] f11ad74d46e3228186fbd87ba25905d5f644d2c33a4adb8a7c9a13df55b4d78b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90991f8aca6805ffbe900dc3e6085e641c620ddee780f10a2c429e60d447e8fe
[INFO] running `Command { std: "docker" "start" "-a" "90991f8aca6805ffbe900dc3e6085e641c620ddee780f10a2c429e60d447e8fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling fudiff v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `old_windows`
[INFO] [stdout]    --> src/tests.rs:452:9
[INFO] [stdout]     |
[INFO] [stdout] 452 |     let old_windows = "line1\r\nline2\r\n";
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_windows`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_windows`
[INFO] [stdout]    --> src/tests.rs:453:9
[INFO] [stdout]     |
[INFO] [stdout] 453 |     let new_windows = "line1\r\nline changed\r\nline2\r\n";
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_windows`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `TestCase` is never constructed
[INFO] [stdout]    --> src/tests.rs:140:8
[INFO] [stdout]     |
[INFO] [stdout] 140 | struct TestCase {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "90991f8aca6805ffbe900dc3e6085e641c620ddee780f10a2c429e60d447e8fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90991f8aca6805ffbe900dc3e6085e641c620ddee780f10a2c429e60d447e8fe", kill_on_drop: false }`
[INFO] [stdout] 90991f8aca6805ffbe900dc3e6085e641c620ddee780f10a2c429e60d447e8fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 30c18f923f9132a7ca92657c46e212c706a4b7e87ab68c2461f90b9cd087f50d
[INFO] running `Command { std: "docker" "start" "-a" "30c18f923f9132a7ca92657c46e212c706a4b7e87ab68c2461f90b9cd087f50d", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `old_windows`
[INFO] [stderr]    --> src/tests.rs:452:9
[INFO] [stderr]     |
[INFO] [stderr] 452 |     let old_windows = "line1\r\nline2\r\n";
[INFO] [stderr]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_old_windows`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `new_windows`
[INFO] [stderr]    --> src/tests.rs:453:9
[INFO] [stderr]     |
[INFO] [stderr] 453 |     let new_windows = "line1\r\nline changed\r\nline2\r\n";
[INFO] [stderr]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_windows`
[INFO] [stderr] 
[INFO] [stderr] warning: struct `TestCase` is never constructed
[INFO] [stderr]    --> src/tests.rs:140:8
[INFO] [stderr]     |
[INFO] [stderr] 140 | struct TestCase {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `fudiff` (lib test) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fudiff-49cbec79078828ea)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::test_all_lines_changed ... ok
[INFO] [stdout] test tests::test_diff_patch_round_trip ... ok
[INFO] [stdout] test tests::test_newline_preservation ... ok
[INFO] [stdout] test tests::test_diff ... ok
[INFO] [stdout] test tests::test_parse_render_round_trip ... ok
[INFO] [stdout] test tests::test_no_change ... ok
[INFO] [stdout] test tests::test_patch ... ok
[INFO] [stdout] test tests::test_patch_edge_cases ... ok
[INFO] [stdout] test tests::test_revert_round_trip ... ok
[INFO] [stdout] test tests::test_render ... ok
[INFO] [stdout] test tests::test_revert ... ok
[INFO] [stdout] test tests::test_unicode_diff ... ok
[INFO] [stdout] test tests::test_windows_line_endings ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fudiff
[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" "30c18f923f9132a7ca92657c46e212c706a4b7e87ab68c2461f90b9cd087f50d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30c18f923f9132a7ca92657c46e212c706a4b7e87ab68c2461f90b9cd087f50d", kill_on_drop: false }`
[INFO] [stdout] 30c18f923f9132a7ca92657c46e212c706a4b7e87ab68c2461f90b9cd087f50d