[INFO] fetching crate ice9-std 0.0.1...
[INFO] testing ice9-std-0.0.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate ice9-std 0.0.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate ice9-std 0.0.1
[INFO] finished tweaking crates.io crate ice9-std 0.0.1
[INFO] tweaked toml for crates.io crate ice9-std 0.0.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ice9-std 0.0.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 139 packages to latest compatible versions
[INFO] [stderr]       Adding crb v0.0.27 (available: v0.0.38)
[INFO] [stderr]       Adding derive_more v1.0.0 (available: v2.0.1)
[INFO] [stderr]       Adding toml v0.8.23 (available: v0.9.7)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] adba2d1ef3fd90fda758e9362c537828fb1e2269ad599f48918c5c72817382a1
[INFO] running `Command { std: "docker" "start" "-a" "adba2d1ef3fd90fda758e9362c537828fb1e2269ad599f48918c5c72817382a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adba2d1ef3fd90fda758e9362c537828fb1e2269ad599f48918c5c72817382a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adba2d1ef3fd90fda758e9362c537828fb1e2269ad599f48918c5c72817382a1", kill_on_drop: false }`
[INFO] [stdout] adba2d1ef3fd90fda758e9362c537828fb1e2269ad599f48918c5c72817382a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59fde00b0f30d76ae265a5c1679ac45f0f81dacada7f1e3ea6ba7b5233c50658
[INFO] running `Command { std: "docker" "start" "-a" "59fde00b0f30d76ae265a5c1679ac45f0f81dacada7f1e3ea6ba7b5233c50658", kill_on_drop: false }`
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling sha1_smol v1.0.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling crb-send v0.0.27
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling bitflags v2.9.4
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling toml_write v0.1.2
[INFO] [stderr]    Compiling dirs-sys v0.5.0
[INFO] [stderr]    Compiling notify-types v2.0.0
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling inotify v0.11.0
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling dirs v6.0.0
[INFO] [stderr]    Compiling notify v8.2.0
[INFO] [stderr]    Compiling typedmap v0.6.0
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling derive_more v1.0.0
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling typed-slab v0.2.1
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling crb-core v0.0.27
[INFO] [stderr]    Compiling crb-runtime v0.0.27
[INFO] [stderr]    Compiling crb-agent v0.0.27
[INFO] [stderr]    Compiling crb-superagent v0.0.27
[INFO] [stderr]    Compiling crb-pipeline v0.0.27
[INFO] [stderr]    Compiling crb v0.0.27
[INFO] [stderr]    Compiling ice9-std v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.80s
[INFO] running `Command { std: "docker" "inspect" "59fde00b0f30d76ae265a5c1679ac45f0f81dacada7f1e3ea6ba7b5233c50658", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59fde00b0f30d76ae265a5c1679ac45f0f81dacada7f1e3ea6ba7b5233c50658", kill_on_drop: false }`
[INFO] [stdout] 59fde00b0f30d76ae265a5c1679ac45f0f81dacada7f1e3ea6ba7b5233c50658
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 381f0bc4ceb98235b475260d64aed59b6103b9bdf6af7c3286e32a3561a535e1
[INFO] running `Command { std: "docker" "start" "-a" "381f0bc4ceb98235b475260d64aed59b6103b9bdf6af7c3286e32a3561a535e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling ice9-std v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "381f0bc4ceb98235b475260d64aed59b6103b9bdf6af7c3286e32a3561a535e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "381f0bc4ceb98235b475260d64aed59b6103b9bdf6af7c3286e32a3561a535e1", kill_on_drop: false }`
[INFO] [stdout] 381f0bc4ceb98235b475260d64aed59b6103b9bdf6af7c3286e32a3561a535e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 18960d79a30e83fbe313e6c600bf384a0b0be63659392a03c66af23d28b1ddef
[INFO] running `Command { std: "docker" "start" "-a" "18960d79a30e83fbe313e6c600bf384a0b0be63659392a03c66af23d28b1ddef", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ice9_std-3990f880bfe62f74)
[INFO] [stderr]    Doc-tests ice9_std
[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" "18960d79a30e83fbe313e6c600bf384a0b0be63659392a03c66af23d28b1ddef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18960d79a30e83fbe313e6c600bf384a0b0be63659392a03c66af23d28b1ddef", kill_on_drop: false }`
[INFO] [stdout] 18960d79a30e83fbe313e6c600bf384a0b0be63659392a03c66af23d28b1ddef