[INFO] cloning repository https://github.com/lucasvo/bellman-in-wasm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lucasvo/bellman-in-wasm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucasvo%2Fbellman-in-wasm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucasvo%2Fbellman-in-wasm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bf2456d1331d12d58b34db3dfc6517b6fcc8e45f
[INFO] testing lucasvo/bellman-in-wasm against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucasvo%2Fbellman-in-wasm" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lucasvo/bellman-in-wasm
[INFO] finished tweaking git repo https://github.com/lucasvo/bellman-in-wasm
[INFO] tweaked toml for git repo https://github.com/lucasvo/bellman-in-wasm written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lucasvo/bellman-in-wasm on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lucasvo/bellman-in-wasm 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6aa1ab9f9b18ab2b23c64733d1925c75449d5f516a247cedf45b47eb40dfb8f5
[INFO] running `Command { std: "docker" "start" "-a" "6aa1ab9f9b18ab2b23c64733d1925c75449d5f516a247cedf45b47eb40dfb8f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6aa1ab9f9b18ab2b23c64733d1925c75449d5f516a247cedf45b47eb40dfb8f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aa1ab9f9b18ab2b23c64733d1925c75449d5f516a247cedf45b47eb40dfb8f5", kill_on_drop: false }`
[INFO] [stdout] 6aa1ab9f9b18ab2b23c64733d1925c75449d5f516a247cedf45b47eb40dfb8f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5394699ea085d6621e2ccaab11f3c120281f633488077dc25809de3ba83343fa
[INFO] running `Command { std: "docker" "start" "-a" "5394699ea085d6621e2ccaab11f3c120281f633488077dc25809de3ba83343fa", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]    Compiling serde v1.0.68
[INFO] [stderr]    Compiling libc v0.2.42
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.11
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling futures v0.1.24
[INFO] [stderr]    Compiling byteorder v1.2.6
[INFO] [stdout] error[E0425]: cannot find type `SourceFile` in crate `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.4.6/src/unstable.rs:284:25
[INFO] [stdout]     |
[INFO] [stdout] 284 |     Nightly(proc_macro::SourceFile, FileName),
[INFO] [stdout]     |                         ^^^^^^^^^^ not found in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]   3 + use stable::SourceFile;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `SourceFile`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 284 -     Nightly(proc_macro::SourceFile, FileName),
[INFO] [stdout] 284 +     Nightly(SourceFile, FileName),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `SourceFile` in crate `proc_macro`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.4.6/src/unstable.rs:289:32
[INFO] [stdout]     |
[INFO] [stdout] 289 |     fn nightly(sf: proc_macro::SourceFile) -> Self {
[INFO] [stdout]     |                                ^^^^^^^^^^ not found in `proc_macro`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]   3 + use stable::SourceFile;
[INFO] [stdout]     |
[INFO] [stdout] help: if you import `SourceFile`, refer to it directly
[INFO] [stdout]     |
[INFO] [stdout] 289 -     fn nightly(sf: proc_macro::SourceFile) -> Self {
[INFO] [stdout] 289 +     fn nightly(sf: SourceFile) -> Self {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.4.6/src/lib.rs:47:34
[INFO] [stdout]    |
[INFO] [stdout] 47 | #![cfg_attr(feature = "nightly", feature(proc_macro))]
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]    |
[INFO] [stdout]    = help: the feature `proc_macro` has been stable since `1.29.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bit-vec v0.4.4
[INFO] [stderr]    Compiling crossbeam v0.3.2
[INFO] [stdout] error[E0658]: use of unstable library feature `proc_macro_def_site`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.4.6/src/unstable.rs:347:27
[INFO] [stdout]     |
[INFO] [stdout] 347 |             Span::Nightly(proc_macro::Span::def_site())
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #54724 <https://github.com/rust-lang/rust/issues/54724> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `proc_macro_span`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-0.4.6/src/unstable.rs:424:55
[INFO] [stdout]     |
[INFO] [stdout] 424 |             (Span::Nightly(a), Span::Nightly(b)) => a.eq(b),
[INFO] [stdout]     |                                                       ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #54725 <https://github.com/rust-lang/rust/issues/54725> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stdout] Some errors have detailed explanations: E0425, E0554, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "5394699ea085d6621e2ccaab11f3c120281f633488077dc25809de3ba83343fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5394699ea085d6621e2ccaab11f3c120281f633488077dc25809de3ba83343fa", kill_on_drop: false }`
[INFO] [stdout] 5394699ea085d6621e2ccaab11f3c120281f633488077dc25809de3ba83343fa
