[INFO] fetching crate power-of-two 0.1.0...
[INFO] testing power-of-two-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate power-of-two 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate power-of-two 0.1.0
[INFO] finished tweaking crates.io crate power-of-two 0.1.0
[INFO] tweaked toml for crates.io crate power-of-two 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate power-of-two 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ed1b0dc116f67fca9f8a8fe7826c3820b8bd8d9d98a49a6010db3ac5b2b4bb7
[INFO] running `Command { std: "docker" "start" "-a" "4ed1b0dc116f67fca9f8a8fe7826c3820b8bd8d9d98a49a6010db3ac5b2b4bb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ed1b0dc116f67fca9f8a8fe7826c3820b8bd8d9d98a49a6010db3ac5b2b4bb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ed1b0dc116f67fca9f8a8fe7826c3820b8bd8d9d98a49a6010db3ac5b2b4bb7", kill_on_drop: false }`
[INFO] [stdout] 4ed1b0dc116f67fca9f8a8fe7826c3820b8bd8d9d98a49a6010db3ac5b2b4bb7
[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=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] 7ba234c95aa29d0c46ca95bf4492b44192b6952821e57895a3fefccade15805f
[INFO] running `Command { std: "docker" "start" "-a" "7ba234c95aa29d0c46ca95bf4492b44192b6952821e57895a3fefccade15805f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling power-of-two-impl v0.1.0
[INFO] [stderr]    Compiling power-of-two v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.59s
[INFO] running `Command { std: "docker" "inspect" "7ba234c95aa29d0c46ca95bf4492b44192b6952821e57895a3fefccade15805f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ba234c95aa29d0c46ca95bf4492b44192b6952821e57895a3fefccade15805f", kill_on_drop: false }`
[INFO] [stdout] 7ba234c95aa29d0c46ca95bf4492b44192b6952821e57895a3fefccade15805f
[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=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] c20c95033aed05889dc0c17440ea5ca7794205ffb33270ca027cd71b909f919d
[INFO] running `Command { std: "docker" "start" "-a" "c20c95033aed05889dc0c17440ea5ca7794205ffb33270ca027cd71b909f919d", kill_on_drop: false }`
[INFO] [stderr]    Compiling power-of-two v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "c20c95033aed05889dc0c17440ea5ca7794205ffb33270ca027cd71b909f919d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c20c95033aed05889dc0c17440ea5ca7794205ffb33270ca027cd71b909f919d", kill_on_drop: false }`
[INFO] [stdout] c20c95033aed05889dc0c17440ea5ca7794205ffb33270ca027cd71b909f919d
[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=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] 8e6231c38bd855a67824fc50e9201a45e6be10caaeb2717956b6958a7b0b0d4d
[INFO] running `Command { std: "docker" "start" "-a" "8e6231c38bd855a67824fc50e9201a45e6be10caaeb2717956b6958a7b0b0d4d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/power_of_two-176b2c347e3d50e2)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/check.rs (/opt/rustwide/target/debug/deps/check-7e3a03a1355d61a6)
[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] [stderr]    Doc-tests power_of_two
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test check_values ... ok
[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 src/lib.rs - power_of_two (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8e6231c38bd855a67824fc50e9201a45e6be10caaeb2717956b6958a7b0b0d4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e6231c38bd855a67824fc50e9201a45e6be10caaeb2717956b6958a7b0b0d4d", kill_on_drop: false }`
[INFO] [stdout] 8e6231c38bd855a67824fc50e9201a45e6be10caaeb2717956b6958a7b0b0d4d
