[INFO] fetching crate rithm 14.6.0...
[INFO] checking rithm-14.6.0 against master#8f08b3a32478b8d0507732800ecb548a76e0fd0c for pr-144157
[INFO] extracting crate rithm 14.6.0 into /workspace/builds/worker-7-tc1/source
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate rithm 14.6.0
[INFO] finished tweaking crates.io crate rithm 14.6.0
[INFO] tweaked toml for crates.io crate rithm 14.6.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rithm 14.6.0 on toolchain 8f08b3a32478b8d0507732800ecb548a76e0fd0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f08b3a32478b8d0507732800ecb548a76e0fd0c" "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" "+8f08b3a32478b8d0507732800ecb548a76e0fd0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages to latest compatible versions
[INFO] [stderr]       Adding pyo3 v0.23.5 (available: v0.25.1)
[INFO] [stderr]       Adding pyo3-build-config v0.23.5 (available: v0.25.1)
[INFO] [stderr]       Adding pyo3-ffi v0.23.5 (available: v0.25.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f08b3a32478b8d0507732800ecb548a76e0fd0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded traiter v4.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+8f08b3a32478b8d0507732800ecb548a76e0fd0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9724b93218e923b5ed5a0d0e84d3a6b3f5c17baa4a42f10aeb890cc70fb54f4
[INFO] running `Command { std: "docker" "start" "-a" "b9724b93218e923b5ed5a0d0e84d3a6b3f5c17baa4a42f10aeb890cc70fb54f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9724b93218e923b5ed5a0d0e84d3a6b3f5c17baa4a42f10aeb890cc70fb54f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9724b93218e923b5ed5a0d0e84d3a6b3f5c17baa4a42f10aeb890cc70fb54f4", kill_on_drop: false }`
[INFO] [stdout] b9724b93218e923b5ed5a0d0e84d3a6b3f5c17baa4a42f10aeb890cc70fb54f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+8f08b3a32478b8d0507732800ecb548a76e0fd0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13878b5194137b94e92ce86c277d8409e17b1f65c2068908a050c0b45729161b
[INFO] running `Command { std: "docker" "start" "-a" "13878b5194137b94e92ce86c277d8409e17b1f65c2068908a050c0b45729161b", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]     Checking traiter v4.0.0
[INFO] [stderr]    Compiling pyo3-build-config v0.23.5
[INFO] [stderr]    Compiling rithm v14.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated constant `MIN_EXP` is never used
[INFO] [stdout]    --> src/traits.rs:157:11
[INFO] [stdout]     |
[INFO] [stdout] 156 | pub trait MinExp {
[INFO] [stdout]     |           ------ associated constant in this trait
[INFO] [stdout] 157 |     const MIN_EXP: i32;
[INFO] [stdout]     |           ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `MIN_EXP` is never used
[INFO] [stdout]    --> src/traits.rs:157:11
[INFO] [stdout]     |
[INFO] [stdout] 156 | pub trait MinExp {
[INFO] [stdout]     |           ------ associated constant in this trait
[INFO] [stdout] 157 |     const MIN_EXP: i32;
[INFO] [stdout]     |           ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.53s
[INFO] running `Command { std: "docker" "inspect" "13878b5194137b94e92ce86c277d8409e17b1f65c2068908a050c0b45729161b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13878b5194137b94e92ce86c277d8409e17b1f65c2068908a050c0b45729161b", kill_on_drop: false }`
[INFO] [stdout] 13878b5194137b94e92ce86c277d8409e17b1f65c2068908a050c0b45729161b