[INFO] fetching crate safemath_dev 0.1.0...
[INFO] testing safemath_dev-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate safemath_dev 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate safemath_dev 0.1.0
[INFO] finished tweaking crates.io crate safemath_dev 0.1.0
[INFO] tweaked toml for crates.io crate safemath_dev 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate safemath_dev 0.1.0 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] 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 52a7a77efdebfa24b4a6bdefac8abe2474f84dd390c1f76a334f0d468dfac347
[INFO] running `Command { std: "docker" "start" "-a" "52a7a77efdebfa24b4a6bdefac8abe2474f84dd390c1f76a334f0d468dfac347", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52a7a77efdebfa24b4a6bdefac8abe2474f84dd390c1f76a334f0d468dfac347", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52a7a77efdebfa24b4a6bdefac8abe2474f84dd390c1f76a334f0d468dfac347", kill_on_drop: false }`
[INFO] [stdout] 52a7a77efdebfa24b4a6bdefac8abe2474f84dd390c1f76a334f0d468dfac347
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3c8a316e69344ba6e3b352c7c5fae08a76b421e497008cf65d834eb5ba0a2be7
[INFO] running `Command { std: "docker" "start" "-a" "3c8a316e69344ba6e3b352c7c5fae08a76b421e497008cf65d834eb5ba0a2be7", kill_on_drop: false }`
[INFO] [stderr]    Compiling safemath_dev v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "3c8a316e69344ba6e3b352c7c5fae08a76b421e497008cf65d834eb5ba0a2be7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c8a316e69344ba6e3b352c7c5fae08a76b421e497008cf65d834eb5ba0a2be7", kill_on_drop: false }`
[INFO] [stdout] 3c8a316e69344ba6e3b352c7c5fae08a76b421e497008cf65d834eb5ba0a2be7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ca0680382163769c7309a8845d0964bedb51bce9c7e274b9d454619ca08d0546
[INFO] running `Command { std: "docker" "start" "-a" "ca0680382163769c7309a8845d0964bedb51bce9c7e274b9d454619ca08d0546", kill_on_drop: false }`
[INFO] [stderr]    Compiling safemath_dev v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "ca0680382163769c7309a8845d0964bedb51bce9c7e274b9d454619ca08d0546", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca0680382163769c7309a8845d0964bedb51bce9c7e274b9d454619ca08d0546", kill_on_drop: false }`
[INFO] [stdout] ca0680382163769c7309a8845d0964bedb51bce9c7e274b9d454619ca08d0546
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 2f526804e174ecbc108d622dcffd26be3aad4902a0c897d6a77d0d2f6bfea77b
[INFO] running `Command { std: "docker" "start" "-a" "2f526804e174ecbc108d622dcffd26be3aad4902a0c897d6a77d0d2f6bfea77b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/safemath_dev-446ba58e2f17797e)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::tes_try_add ... ok
[INFO] [stdout] test tests::tes_try_div ... ok
[INFO] [stdout] test tests::tes_try_mul ... ok
[INFO] [stdout] test tests::tes_try_sub ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests safemath_dev
[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" "2f526804e174ecbc108d622dcffd26be3aad4902a0c897d6a77d0d2f6bfea77b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f526804e174ecbc108d622dcffd26be3aad4902a0c897d6a77d0d2f6bfea77b", kill_on_drop: false }`
[INFO] [stdout] 2f526804e174ecbc108d622dcffd26be3aad4902a0c897d6a77d0d2f6bfea77b
