[INFO] fetching crate xscan-w2c 0.1.1...
[INFO] testing xscan-w2c-0.1.1 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate xscan-w2c 0.1.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate xscan-w2c 0.1.1
[INFO] finished tweaking crates.io crate xscan-w2c 0.1.1
[INFO] tweaked toml for crates.io crate xscan-w2c 0.1.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate xscan-w2c 0.1.1 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate xscan-w2c 0.1.1 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 884174de36a80cad0eb08027837c7d683fd6c4250d29967fba7e692072b43cd6
[INFO] running `Command { std: "docker" "start" "-a" "884174de36a80cad0eb08027837c7d683fd6c4250d29967fba7e692072b43cd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "884174de36a80cad0eb08027837c7d683fd6c4250d29967fba7e692072b43cd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "884174de36a80cad0eb08027837c7d683fd6c4250d29967fba7e692072b43cd6", kill_on_drop: false }`
[INFO] [stdout] 884174de36a80cad0eb08027837c7d683fd6c4250d29967fba7e692072b43cd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5efe81046a9c3a73fe64e4e01ee9544b05afa7d99c2a02a7022f48a3020b4840
[INFO] running `Command { std: "docker" "start" "-a" "5efe81046a9c3a73fe64e4e01ee9544b05afa7d99c2a02a7022f48a3020b4840", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.100
[INFO] [stderr]    Compiling wasm-bindgen v0.2.100
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]    Compiling bitflags v2.9.2
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling pulldown-cmark v0.13.0
[INFO] [stderr]    Compiling prettyplease v0.2.36
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]    Compiling petgraph v0.7.1
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling pulldown-cmark-to-cmark v21.0.0
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling tempfile v3.20.0
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling thiserror v2.0.15
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling flate2 v1.1.2
[INFO] [stderr]    Compiling http-body-util v0.1.3
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling rend v0.5.2
[INFO] [stderr]    Compiling nill v1.1.0
[INFO] [stdout] error: cannot find attribute `const_trait` in this scope
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nill-1.1.0/src/nill.rs:1:3
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[const_trait]
[INFO] [stdout]   |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: const `impl` for trait `Nill` which is not `const`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nill-1.1.0/src/nill.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl<T> const Nill for Vec<T> {
[INFO] [stdout]   |               ^^^^ this trait is not `const`
[INFO] [stdout]   |
[INFO] [stdout]   = note: marking a trait with `const` ensures all default method bodies are `const`
[INFO] [stdout]   = note: adding a non-const method body in the future would be a breaking change
[INFO] [stdout] help: mark `Nill` as `const` to allow it to have `const` implementations
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub const trait Nill {
[INFO] [stdout]   |     +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nill` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5efe81046a9c3a73fe64e4e01ee9544b05afa7d99c2a02a7022f48a3020b4840", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5efe81046a9c3a73fe64e4e01ee9544b05afa7d99c2a02a7022f48a3020b4840", kill_on_drop: false }`
[INFO] [stdout] 5efe81046a9c3a73fe64e4e01ee9544b05afa7d99c2a02a7022f48a3020b4840