[INFO] fetching crate iterlower 1.0.1...
[INFO] checking iterlower-1.0.1 against try#c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f for 2025-12-16-next-solver-global
[INFO] extracting crate iterlower 1.0.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate iterlower 1.0.1
[INFO] finished tweaking crates.io crate iterlower 1.0.1
[INFO] tweaked toml for crates.io crate iterlower 1.0.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate iterlower 1.0.1 on toolchain c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "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" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a393f60b84ab9faf4caefc0df7461accc39d01c10b92928795dcf41f6a44f009
[INFO] running `Command { std: "docker" "start" "-a" "a393f60b84ab9faf4caefc0df7461accc39d01c10b92928795dcf41f6a44f009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a393f60b84ab9faf4caefc0df7461accc39d01c10b92928795dcf41f6a44f009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a393f60b84ab9faf4caefc0df7461accc39d01c10b92928795dcf41f6a44f009", kill_on_drop: false }`
[INFO] [stdout] a393f60b84ab9faf4caefc0df7461accc39d01c10b92928795dcf41f6a44f009
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91ca0914a3428f9ec787b0d869fa4dcc8dbfa89088689fbb8d269f80055d8cf7
[INFO] running `Command { std: "docker" "start" "-a" "91ca0914a3428f9ec787b0d869fa4dcc8dbfa89088689fbb8d269f80055d8cf7", kill_on_drop: false }`
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]     Checking unic-ucd-hangul v0.9.0
[INFO] [stderr]     Checking unic-ucd-category v0.9.0
[INFO] [stderr]     Checking unic-ucd-block v0.9.0
[INFO] [stderr]     Checking unic-ucd-bidi v0.9.0
[INFO] [stderr]     Checking unic-ucd-common v0.9.0
[INFO] [stderr]     Checking unic-ucd-name v0.9.0
[INFO] [stderr]     Checking unic-ucd-ident v0.9.0
[INFO] [stderr]     Checking unic-ucd-age v0.9.0
[INFO] [stderr]     Checking unic-ucd-case v0.9.0
[INFO] [stderr]     Checking unic-ucd-name_aliases v0.9.0
[INFO] [stderr]     Checking unic-ucd-segment v0.9.0
[INFO] [stderr]     Checking unic-ucd-normal v0.9.0
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "91ca0914a3428f9ec787b0d869fa4dcc8dbfa89088689fbb8d269f80055d8cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91ca0914a3428f9ec787b0d869fa4dcc8dbfa89088689fbb8d269f80055d8cf7", kill_on_drop: false }`
[INFO] [stdout] 91ca0914a3428f9ec787b0d869fa4dcc8dbfa89088689fbb8d269f80055d8cf7