[INFO] fetching crate polarpower 0.1.0...
[INFO] testing polarpower-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate polarpower 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate polarpower 0.1.0
[INFO] finished tweaking crates.io crate polarpower 0.1.0
[INFO] tweaked toml for crates.io crate polarpower 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate polarpower 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 13 packages to latest compatible versions
[INFO] [stderr]       Adding heck v0.4.1 (available: v0.5.0)
[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] 2b296354778c6c8f672b37bd7d9711b9d7fda8f9e9ebc510efb4a39db22fcc3c
[INFO] running `Command { std: "docker" "start" "-a" "2b296354778c6c8f672b37bd7d9711b9d7fda8f9e9ebc510efb4a39db22fcc3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b296354778c6c8f672b37bd7d9711b9d7fda8f9e9ebc510efb4a39db22fcc3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b296354778c6c8f672b37bd7d9711b9d7fda8f9e9ebc510efb4a39db22fcc3c", kill_on_drop: false }`
[INFO] [stdout] 2b296354778c6c8f672b37bd7d9711b9d7fda8f9e9ebc510efb4a39db22fcc3c
[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] 4c7fb3c61a8c6e5d86f2e64f9643299e0f217aba7f250e2ec8801e8cc8cbc634
[INFO] running `Command { std: "docker" "start" "-a" "4c7fb3c61a8c6e5d86f2e64f9643299e0f217aba7f250e2ec8801e8cc8cbc634", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling itoa v1.0.18
[INFO] [stderr]    Compiling ryu v1.0.23
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]    Compiling csv v1.4.0
[INFO] [stderr]    Compiling polarpower v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.89s
[INFO] running `Command { std: "docker" "inspect" "4c7fb3c61a8c6e5d86f2e64f9643299e0f217aba7f250e2ec8801e8cc8cbc634", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c7fb3c61a8c6e5d86f2e64f9643299e0f217aba7f250e2ec8801e8cc8cbc634", kill_on_drop: false }`
[INFO] [stdout] 4c7fb3c61a8c6e5d86f2e64f9643299e0f217aba7f250e2ec8801e8cc8cbc634
[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] 7be2b7a50c007a6332d6638f5878441df4ac62e2afe3e4937e5ab4b2c19fd03b
[INFO] running `Command { std: "docker" "start" "-a" "7be2b7a50c007a6332d6638f5878441df4ac62e2afe3e4937e5ab4b2c19fd03b", kill_on_drop: false }`
[INFO] [stderr]    Compiling polarpower v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "7be2b7a50c007a6332d6638f5878441df4ac62e2afe3e4937e5ab4b2c19fd03b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7be2b7a50c007a6332d6638f5878441df4ac62e2afe3e4937e5ab4b2c19fd03b", kill_on_drop: false }`
[INFO] [stdout] 7be2b7a50c007a6332d6638f5878441df4ac62e2afe3e4937e5ab4b2c19fd03b
[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] 423ae66708b70dc0363ddc473f520af6eb98f6f91a46b68235e88e3efa4798c7
[INFO] running `Command { std: "docker" "start" "-a" "423ae66708b70dc0363ddc473f520af6eb98f6f91a46b68235e88e3efa4798c7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/polarpower-1077372c1d5e9a6c)
[INFO] [stderr]    Doc-tests polarpower
[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] [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" "423ae66708b70dc0363ddc473f520af6eb98f6f91a46b68235e88e3efa4798c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "423ae66708b70dc0363ddc473f520af6eb98f6f91a46b68235e88e3efa4798c7", kill_on_drop: false }`
[INFO] [stdout] 423ae66708b70dc0363ddc473f520af6eb98f6f91a46b68235e88e3efa4798c7
