[INFO] fetching crate struson 0.7.2...
[INFO] testing struson-0.7.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate struson 0.7.2 into /workspace/builds/worker-7-tc2/source
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate struson 0.7.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate struson 0.7.2
[INFO] tweaked toml for crates.io crate struson 0.7.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate struson 0.7.2 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 crates.io crate struson 0.7.2 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] 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] 85667bf02fb031330c48df07dedafb52e4aefe28fb9441142931c976d4480258
[INFO] running `Command { std: "docker" "start" "-a" "85667bf02fb031330c48df07dedafb52e4aefe28fb9441142931c976d4480258", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85667bf02fb031330c48df07dedafb52e4aefe28fb9441142931c976d4480258", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85667bf02fb031330c48df07dedafb52e4aefe28fb9441142931c976d4480258", kill_on_drop: false }`
[INFO] [stdout] 85667bf02fb031330c48df07dedafb52e4aefe28fb9441142931c976d4480258
[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] 8491be6a1dc0bdac58a5fa9b36ab14eea591fbd8605fa9c644ef8ec6add8cedf
[INFO] running `Command { std: "docker" "start" "-a" "8491be6a1dc0bdac58a5fa9b36ab14eea591fbd8605fa9c644ef8ec6add8cedf", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling strum_macros v0.27.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling duplicate v2.0.1
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling strum v0.27.2
[INFO] [stderr]    Compiling struson v0.7.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.23s
[INFO] running `Command { std: "docker" "inspect" "8491be6a1dc0bdac58a5fa9b36ab14eea591fbd8605fa9c644ef8ec6add8cedf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8491be6a1dc0bdac58a5fa9b36ab14eea591fbd8605fa9c644ef8ec6add8cedf", kill_on_drop: false }`
[INFO] [stdout] 8491be6a1dc0bdac58a5fa9b36ab14eea591fbd8605fa9c644ef8ec6add8cedf
[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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e1e149c000100133ce0442e26d81204c3913b744589056dd22871138a405fe2
[INFO] running `Command { std: "docker" "start" "-a" "1e1e149c000100133ce0442e26d81204c3913b744589056dd22871138a405fe2", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling zmij v1.0.18
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling ciborium-io v0.2.1
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling memchr v2.6.3
[INFO] [stderr]    Compiling clap_lex v0.7.5
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling plotters-backend v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling walkdir v2.4.0
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling plotters-svg v0.3.5
[INFO] [stderr]    Compiling clap_builder v4.5.40
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling ciborium-ll v0.2.1
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling regex-automata v0.3.8
[INFO] [stderr]    Compiling rayon v1.8.0
[INFO] [stderr]    Compiling plotters v0.3.5
[INFO] [stderr]    Compiling criterion-plot v0.6.0
[INFO] [stderr]    Compiling clap v4.5.40
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling regex v1.9.5
[INFO] [stderr]    Compiling ciborium v0.2.1
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.7.0
[INFO] [stderr]    Compiling struson v0.7.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `assert_no_alloc`
[INFO] [stdout]  --> tests/writer_alloc_test.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use assert_no_alloc::permit_alloc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ function `assert_no_alloc` is not a crate or module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `assert_no_alloc`
[INFO] [stdout]  --> tests/writer_alloc_test.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use assert_no_alloc::AllocDisabler;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ function `assert_no_alloc` is not a crate or module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `assert_no_alloc` in this scope
[INFO] [stdout]   --> tests/writer_alloc_test.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     assert_no_alloc::assert_no_alloc(func).unwrap()
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^ function `assert_no_alloc` is not a crate or module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `assert_no_alloc`
[INFO] [stdout]  --> tests/reader_alloc_test.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use assert_no_alloc::permit_alloc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ function `assert_no_alloc` is not a crate or module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `assert_no_alloc`
[INFO] [stdout]  --> tests/reader_alloc_test.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use assert_no_alloc::AllocDisabler;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ function `assert_no_alloc` is not a crate or module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `assert_no_alloc` in this scope
[INFO] [stdout]   --> tests/reader_alloc_test.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     assert_no_alloc::assert_no_alloc(func).unwrap()
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^ function `assert_no_alloc` is not a crate or module
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `struson` (test "writer_alloc_test") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `struson` (test "reader_alloc_test") due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "1e1e149c000100133ce0442e26d81204c3913b744589056dd22871138a405fe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e1e149c000100133ce0442e26d81204c3913b744589056dd22871138a405fe2", kill_on_drop: false }`
[INFO] [stdout] 1e1e149c000100133ce0442e26d81204c3913b744589056dd22871138a405fe2
