[INFO] fetching crate xscan-h2c 0.1.1...
[INFO] fixing xscan-h2c-0.1.1 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] extracting crate xscan-h2c 0.1.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate xscan-h2c 0.1.1
[INFO] finished tweaking crates.io crate xscan-h2c 0.1.1
[INFO] tweaked toml for crates.io crate xscan-h2c 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate xscan-h2c 0.1.1 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate xscan-h2c 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-util v0.7.16
[INFO] [stderr]   Downloaded errno v0.3.13
[INFO] [stderr]   Downloaded tonic-prost-build v0.14.1
[INFO] [stderr]   Downloaded munge v0.4.6
[INFO] [stderr]   Downloaded rancor v0.1.0
[INFO] [stderr]   Downloaded nill v1.1.0
[INFO] [stderr]   Downloaded rend v0.5.2
[INFO] [stderr]   Downloaded ptr_meta_derive v0.3.0
[INFO] [stderr]   Downloaded munge_macro v0.4.6
[INFO] [stderr]   Downloaded multimap v0.10.1
[INFO] [stderr]   Downloaded cfg-if v1.0.1
[INFO] [stderr]   Downloaded hyper-timeout v0.5.2
[INFO] [stderr]   Downloaded tonic v0.14.1
[INFO] [stderr]   Downloaded slab v0.4.11
[INFO] [stderr]   Downloaded prost-derive v0.14.1
[INFO] [stderr]   Downloaded fixedbitset v0.5.7
[INFO] [stderr]   Downloaded thiserror v2.0.15
[INFO] [stderr]   Downloaded tonic-build v0.14.1
[INFO] [stderr]   Downloaded unicase v2.8.1
[INFO] [stderr]   Downloaded axum-core v0.5.2
[INFO] [stderr]   Downloaded thiserror-impl v2.0.15
[INFO] [stderr]   Downloaded ptr_meta v0.3.0
[INFO] [stderr]   Downloaded rkyv_derive v0.8.11
[INFO] [stderr]   Downloaded rustc-demangle v0.1.26
[INFO] [stderr]   Downloaded tracing-attributes v0.1.30
[INFO] [stderr]   Downloaded tracing-core v0.1.34
[INFO] [stderr]   Downloaded matchit v0.8.4
[INFO] [stderr]   Downloaded prost v0.14.1
[INFO] [stderr]   Downloaded pulldown-cmark-to-cmark v21.0.0
[INFO] [stderr]   Downloaded prost-build v0.14.1
[INFO] [stderr]   Downloaded prost-types v0.14.1
[INFO] [stderr]   Downloaded bitflags v2.9.2
[INFO] [stderr]   Downloaded tokio-stream v0.1.17
[INFO] [stderr]   Downloaded socket2 v0.6.0
[INFO] [stderr]   Downloaded anyhow v1.0.99
[INFO] [stderr]   Downloaded tinyvec v1.9.0
[INFO] [stderr]   Downloaded indexmap v2.10.0
[INFO] [stderr]   Downloaded io-uring v0.7.9
[INFO] [stderr]   Downloaded prettyplease v0.2.36
[INFO] [stderr]   Downloaded hyper-util v0.1.16
[INFO] [stderr]   Downloaded flate2 v1.1.2
[INFO] [stderr]   Downloaded mio v1.0.4
[INFO] [stderr]   Downloaded pulldown-cmark v0.13.0
[INFO] [stderr]   Downloaded rkyv v0.8.11
[INFO] [stderr]   Downloaded h2 v0.4.12
[INFO] [stderr]   Downloaded axum v0.8.4
[INFO] [stderr]   Downloaded rustix v1.0.8
[INFO] [stderr]   Downloaded tonic-web v0.14.1
[INFO] [stderr]   Downloaded petgraph v0.7.1
[INFO] [stderr]   Downloaded tokio v1.47.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d67b86fd3bdf17b289e0ebdecbe11fb68f78444278100c50a62deae04e99654f
[INFO] running `Command { std: "docker" "start" "d67b86fd3bdf17b289e0ebdecbe11fb68f78444278100c50a62deae04e99654f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d67b86fd3bdf17b289e0ebdecbe11fb68f78444278100c50a62deae04e99654f" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d67b86fd3bdf17b289e0ebdecbe11fb68f78444278100c50a62deae04e99654f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d67b86fd3bdf17b289e0ebdecbe11fb68f78444278100c50a62deae04e99654f" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling bitflags v2.9.2
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling pulldown-cmark v0.13.0
[INFO] [stderr]    Compiling prettyplease v0.2.36
[INFO] [stderr]     Checking bytes v1.10.1
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling cfg-if v1.0.1
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling multimap v0.10.1
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]     Checking tracing-core v0.1.34
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking tower-layer v0.3.3
[INFO] [stderr]     Checking base64 v0.22.1
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]     Checking tower-service v0.3.3
[INFO] [stderr]    Compiling thiserror v2.0.15
[INFO] [stderr]     Checking rend v0.5.2
[INFO] [stderr]     Checking 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" "d67b86fd3bdf17b289e0ebdecbe11fb68f78444278100c50a62deae04e99654f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d67b86fd3bdf17b289e0ebdecbe11fb68f78444278100c50a62deae04e99654f", kill_on_drop: false }`
[INFO] [stdout] d67b86fd3bdf17b289e0ebdecbe11fb68f78444278100c50a62deae04e99654f
