[INFO] fetching crate rsdiff-core 0.0.2...
[INFO] building rsdiff-core-0.0.2 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate rsdiff-core 0.0.2 into /workspace/builds/worker-0-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-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rsdiff-core 0.0.2 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2dbbdf0e21b2e356ddf036b3e1c803e7f20b55a755dd78d2d8a1571b0b60e4a6
[INFO] running `Command { std: "docker" "start" "-a" "2dbbdf0e21b2e356ddf036b3e1c803e7f20b55a755dd78d2d8a1571b0b60e4a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2dbbdf0e21b2e356ddf036b3e1c803e7f20b55a755dd78d2d8a1571b0b60e4a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dbbdf0e21b2e356ddf036b3e1c803e7f20b55a755dd78d2d8a1571b0b60e4a6", kill_on_drop: false }`
[INFO] [stdout] 2dbbdf0e21b2e356ddf036b3e1c803e7f20b55a755dd78d2d8a1571b0b60e4a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4748711742900cdfdc109723214a195c24d0029d4d754b5b4ad77b894ec9f1f
[INFO] running `Command { std: "docker" "start" "-a" "c4748711742900cdfdc109723214a195c24d0029d4d754b5b4ad77b894ec9f1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.102
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling scsys-derive v0.3.0
[INFO] [stderr]    Compiling scsys-core v0.3.0
[INFO] [stderr]    Compiling scsys v0.3.0
[INFO] [stderr]    Compiling rsdiff-core v0.0.2 (/opt/rustwide/workdir)
[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 thiserror-impl v2.0.12
[INFO] [stderr]    Compiling strum_macros v0.27.1
[INFO] [stderr]    Compiling smart-default v0.7.1
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[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 15.98s
[INFO] running `Command { std: "docker" "inspect" "c4748711742900cdfdc109723214a195c24d0029d4d754b5b4ad77b894ec9f1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4748711742900cdfdc109723214a195c24d0029d4d754b5b4ad77b894ec9f1f", kill_on_drop: false }`
[INFO] [stdout] c4748711742900cdfdc109723214a195c24d0029d4d754b5b4ad77b894ec9f1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c1a5f12d482a046b1f6fa2c1a0ffe281aaaa473ecbcd0e824c340e91a8ed300
[INFO] running `Command { std: "docker" "start" "-a" "0c1a5f12d482a046b1f6fa2c1a0ffe281aaaa473ecbcd0e824c340e91a8ed300", 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 1.18s
[INFO] running `Command { std: "docker" "inspect" "0c1a5f12d482a046b1f6fa2c1a0ffe281aaaa473ecbcd0e824c340e91a8ed300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c1a5f12d482a046b1f6fa2c1a0ffe281aaaa473ecbcd0e824c340e91a8ed300", kill_on_drop: false }`
[INFO] [stdout] 0c1a5f12d482a046b1f6fa2c1a0ffe281aaaa473ecbcd0e824c340e91a8ed300