[INFO] fetching crate rustup-toolchain 0.1.10...
[INFO] testing rustup-toolchain-0.1.10 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rustup-toolchain 0.1.10 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate rustup-toolchain 0.1.10
[INFO] finished tweaking crates.io crate rustup-toolchain 0.1.10
[INFO] tweaked toml for crates.io crate rustup-toolchain 0.1.10 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustup-toolchain 0.1.10 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] crate crates.io crate rustup-toolchain 0.1.10 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-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] d7607338e469f49038299dd5d8182c86907b168f66c7b9ad84d247935f17b902
[INFO] running `Command { std: "docker" "start" "-a" "d7607338e469f49038299dd5d8182c86907b168f66c7b9ad84d247935f17b902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d7607338e469f49038299dd5d8182c86907b168f66c7b9ad84d247935f17b902", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7607338e469f49038299dd5d8182c86907b168f66c7b9ad84d247935f17b902", kill_on_drop: false }`
[INFO] [stdout] d7607338e469f49038299dd5d8182c86907b168f66c7b9ad84d247935f17b902
[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] a0b3c24f092771b7bbcd4a5c0f8a0bfabe12b0f2b0f9bcbd8491e6b31a00e477
[INFO] running `Command { std: "docker" "start" "-a" "a0b3c24f092771b7bbcd4a5c0f8a0bfabe12b0f2b0f9bcbd8491e6b31a00e477", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling thiserror v2.0.3
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling thiserror-impl v2.0.3
[INFO] [stderr]    Compiling rustup-toolchain v0.1.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.15s
[INFO] running `Command { std: "docker" "inspect" "a0b3c24f092771b7bbcd4a5c0f8a0bfabe12b0f2b0f9bcbd8491e6b31a00e477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0b3c24f092771b7bbcd4a5c0f8a0bfabe12b0f2b0f9bcbd8491e6b31a00e477", kill_on_drop: false }`
[INFO] [stdout] a0b3c24f092771b7bbcd4a5c0f8a0bfabe12b0f2b0f9bcbd8491e6b31a00e477
[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] dfacca3b9357c964badb9f8525b4a7b87b208a6412ffcc7090a924d116a07e58
[INFO] running `Command { std: "docker" "start" "-a" "dfacca3b9357c964badb9f8525b4a7b87b208a6412ffcc7090a924d116a07e58", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustup-toolchain v0.1.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "dfacca3b9357c964badb9f8525b4a7b87b208a6412ffcc7090a924d116a07e58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfacca3b9357c964badb9f8525b4a7b87b208a6412ffcc7090a924d116a07e58", kill_on_drop: false }`
[INFO] [stdout] dfacca3b9357c964badb9f8525b4a7b87b208a6412ffcc7090a924d116a07e58
[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] 4ba48d2dafc1202317345e9abc364735cc4d331e44701351585e41bf174774b5
[INFO] running `Command { std: "docker" "start" "-a" "4ba48d2dafc1202317345e9abc364735cc4d331e44701351585e41bf174774b5", 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/rustup_toolchain-0ae06106146c7a86)
[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] [stderr]    Doc-tests rustup_toolchain
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4ba48d2dafc1202317345e9abc364735cc4d331e44701351585e41bf174774b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ba48d2dafc1202317345e9abc364735cc4d331e44701351585e41bf174774b5", kill_on_drop: false }`
[INFO] [stdout] 4ba48d2dafc1202317345e9abc364735cc4d331e44701351585e41bf174774b5
