[INFO] fetching crate arith_traits 0.3.2...
[INFO] checking arith_traits-0.3.2 against 1.95.0 for pr-155915
[INFO] extracting crate arith_traits 0.3.2 into /workspace/builds/worker-3-tc1/source
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate arith_traits 0.3.2
[INFO] finished tweaking crates.io crate arith_traits 0.3.2
[INFO] tweaked toml for crates.io crate arith_traits 0.3.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate arith_traits 0.3.2 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "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" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 21 packages to latest compatible versions
[INFO] [stderr]       Adding assert2 v0.3.16 (available: v0.4.0)
[INFO] [stderr]       Adding assert2-macros v0.3.16 (available: v0.3.18)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assert2-macros v0.3.16
[INFO] [stderr]   Downloaded assert2 v0.3.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3422b8dc3552817734b6ad72ffc8095ced94066f235d6ee91d209610f774d3e7
[INFO] running `Command { std: "docker" "start" "-a" "3422b8dc3552817734b6ad72ffc8095ced94066f235d6ee91d209610f774d3e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3422b8dc3552817734b6ad72ffc8095ced94066f235d6ee91d209610f774d3e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3422b8dc3552817734b6ad72ffc8095ced94066f235d6ee91d209610f774d3e7", kill_on_drop: false }`
[INFO] [stdout] 3422b8dc3552817734b6ad72ffc8095ced94066f235d6ee91d209610f774d3e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] beee6f471aaafb224430ad5b62e27fb6edb7a8f0fec0093f84b34c3cf9d93b1e
[INFO] running `Command { std: "docker" "start" "-a" "beee6f471aaafb224430ad5b62e27fb6edb7a8f0fec0093f84b34c3cf9d93b1e", kill_on_drop: false }`
[INFO] [stderr]     Checking yansi v1.0.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]    Compiling assert2-macros v0.3.16
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking num-traits v0.2.19
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking assert2 v0.3.16
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking arith_traits v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(associated_type_defaults)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `i_panicking_ops::IPanickingOps`
[INFO] [stdout]   --> src/traits.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     i_panicking_ops::IPanickingOps,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(associated_type_defaults)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `i_panicking_ops::IPanickingOps`
[INFO] [stdout]   --> src/traits.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     i_panicking_ops::IPanickingOps,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arith_traits` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arith_traits` (lib test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "beee6f471aaafb224430ad5b62e27fb6edb7a8f0fec0093f84b34c3cf9d93b1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "beee6f471aaafb224430ad5b62e27fb6edb7a8f0fec0093f84b34c3cf9d93b1e", kill_on_drop: false }`
[INFO] [stdout] beee6f471aaafb224430ad5b62e27fb6edb7a8f0fec0093f84b34c3cf9d93b1e
