[INFO] fetching crate rsdiff-core 0.0.2...
[INFO] testing rsdiff-core-0.0.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate rsdiff-core 0.0.2 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate rsdiff-core 0.0.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rsdiff-core 0.0.2
[INFO] tweaked toml for crates.io crate rsdiff-core 0.0.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rsdiff-core 0.0.2 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] crate crates.io crate rsdiff-core 0.0.2 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24050e5087fc7a06bc8f8063101455c90d6a6b94a55763de92fe96e262e65f7b
[INFO] running `Command { std: "docker" "start" "-a" "24050e5087fc7a06bc8f8063101455c90d6a6b94a55763de92fe96e262e65f7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24050e5087fc7a06bc8f8063101455c90d6a6b94a55763de92fe96e262e65f7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24050e5087fc7a06bc8f8063101455c90d6a6b94a55763de92fe96e262e65f7b", kill_on_drop: false }`
[INFO] [stdout] 24050e5087fc7a06bc8f8063101455c90d6a6b94a55763de92fe96e262e65f7b
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 410b57ba73258f35fd31f402fe6cf847fa126759f1ca4c6578d45b75c4e8c7c2
[INFO] running `Command { std: "docker" "start" "-a" "410b57ba73258f35fd31f402fe6cf847fa126759f1ca4c6578d45b75c4e8c7c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling scsys-core v0.3.0
[INFO] [stderr]    Compiling scsys-derive v0.3.0
[INFO] [stderr]    Compiling scsys v0.3.0
[INFO] [stderr]    Compiling rsdiff-core v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling syn v2.0.102
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling strum_macros v0.27.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling smart-default v0.7.1
[INFO] [stderr]    Compiling strum v0.27.1
[INFO] [stdout] warning: struct `U` is never constructed
[INFO] [stdout]    --> src/macros.rs:310:8
[INFO] [stdout]     |
[INFO] [stdout] 310 | struct U(usize);
[INFO] [stdout]     |        ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.65s
[INFO] running `Command { std: "docker" "inspect" "410b57ba73258f35fd31f402fe6cf847fa126759f1ca4c6578d45b75c4e8c7c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "410b57ba73258f35fd31f402fe6cf847fa126759f1ca4c6578d45b75c4e8c7c2", kill_on_drop: false }`
[INFO] [stdout] 410b57ba73258f35fd31f402fe6cf847fa126759f1ca4c6578d45b75c4e8c7c2
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dbabecbdefc37c6a9ecfa3956b0bd0a0e246e88a419576daf0a8e2deec589b2
[INFO] running `Command { std: "docker" "start" "-a" "2dbabecbdefc37c6a9ecfa3956b0bd0a0e246e88a419576daf0a8e2deec589b2", kill_on_drop: false }`
[INFO] [stdout] warning: struct `U` is never constructed
[INFO] [stdout]    --> src/macros.rs:310:8
[INFO] [stdout]     |
[INFO] [stdout] 310 | struct U(usize);
[INFO] [stdout]     |        ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rsdiff-core v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `U` is never constructed
[INFO] [stdout]    --> src/macros.rs:310:8
[INFO] [stdout]     |
[INFO] [stdout] 310 | struct U(usize);
[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 1.33s
[INFO] running `Command { std: "docker" "inspect" "2dbabecbdefc37c6a9ecfa3956b0bd0a0e246e88a419576daf0a8e2deec589b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dbabecbdefc37c6a9ecfa3956b0bd0a0e246e88a419576daf0a8e2deec589b2", kill_on_drop: false }`
[INFO] [stdout] 2dbabecbdefc37c6a9ecfa3956b0bd0a0e246e88a419576daf0a8e2deec589b2
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e8ab0373d1d1b9ed671a91c3827befec759f41a269145f9dc8ca50926ab2dc23
[INFO] running `Command { std: "docker" "start" "-a" "e8ab0373d1d1b9ed671a91c3827befec759f41a269145f9dc8ca50926ab2dc23", kill_on_drop: false }`
[INFO] [stderr] warning: struct `U` is never constructed
[INFO] [stdout] 
[INFO] [stderr]    --> src/macros.rs:310:8
[INFO] [stdout] running 5 tests
[INFO] [stderr]     |
[INFO] [stdout] test ops::tests::test_args ... ok
[INFO] [stderr] 310 | struct U(usize);
[INFO] [stdout] test ops::tests::test_arith ... ok
[INFO] [stderr]     |        ^
[INFO] [stdout] test traits::tests::test_scalar ... ok
[INFO] [stderr]     |
[INFO] [stdout] test id::tests::test_id ... ok
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] test types::tests::test_constant ... ok
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: `rsdiff-core` (lib) generated 1 warning
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] warning: `rsdiff-core` (lib test) generated 1 warning (1 duplicate)
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rsdiff_core-ef689df7209543da)
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/default.rs (/opt/rustwide/target/debug/deps/default-fc3e9cd5df511b4b)
[INFO] [stdout] test lib_compiles ... ok
[INFO] [stderr]      Running tests/utils.rs (/opt/rustwide/target/debug/deps/utils-b18a6fb579ad1df2)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_nested ... ok
[INFO] [stderr]    Doc-tests rsdiff_core
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "e8ab0373d1d1b9ed671a91c3827befec759f41a269145f9dc8ca50926ab2dc23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8ab0373d1d1b9ed671a91c3827befec759f41a269145f9dc8ca50926ab2dc23", kill_on_drop: false }`
[INFO] [stdout] e8ab0373d1d1b9ed671a91c3827befec759f41a269145f9dc8ca50926ab2dc23