[INFO] fetching crate lurk-ipld-json 0.3.0...
[INFO] testing lurk-ipld-json-0.3.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate lurk-ipld-json 0.3.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate lurk-ipld-json 0.3.0
[INFO] finished tweaking crates.io crate lurk-ipld-json 0.3.0
[INFO] tweaked toml for crates.io crate lurk-ipld-json 0.3.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lurk-ipld-json 0.3.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 56 packages to latest compatible versions
[INFO] [stderr]       Adding multihash v0.16.3 (available: v0.19.3)
[INFO] [stderr]       Adding proc-macro-crate v1.1.3 (available: v1.3.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5f6afe349795797c3cc02f65a8d0c64014d5572fe212be15ac90ecdc111554b
[INFO] running `Command { std: "docker" "start" "-a" "e5f6afe349795797c3cc02f65a8d0c64014d5572fe212be15ac90ecdc111554b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5f6afe349795797c3cc02f65a8d0c64014d5572fe212be15ac90ecdc111554b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5f6afe349795797c3cc02f65a8d0c64014d5572fe212be15ac90ecdc111554b", kill_on_drop: false }`
[INFO] [stdout] e5f6afe349795797c3cc02f65a8d0c64014d5572fe212be15ac90ecdc111554b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4508353780d9b0ae6c2983b2044be6bff2bea3b9461806fb2f996844e3894c49
[INFO] running `Command { std: "docker" "start" "-a" "4508353780d9b0ae6c2983b2044be6bff2bea3b9461806fb2f996844e3894c49", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling constant_time_eq v0.3.1
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling data-encoding v2.9.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]    Compiling const-str v0.4.3
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling core2 v0.4.0
[INFO] [stderr]    Compiling blake2b_simd v1.0.3
[INFO] [stderr]    Compiling blake2s_simd v1.0.3
[INFO] [stderr]    Compiling base-x v0.2.11
[INFO] [stderr]    Compiling unsigned-varint v0.7.2
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.16
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling data-encoding-macro v0.1.18
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling match-lookup v0.1.1
[INFO] [stderr]    Compiling multihash-derive v0.8.1
[INFO] [stderr]    Compiling base256emoji v1.0.2
[INFO] [stderr]    Compiling multibase v0.9.2
[INFO] [stderr]    Compiling multihash v0.16.3
[INFO] [stderr]    Compiling cid v0.8.6
[INFO] [stderr]    Compiling lurk-ipld-core v0.3.0
[INFO] [stderr]    Compiling lurk-ipld-json v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.63s
[INFO] running `Command { std: "docker" "inspect" "4508353780d9b0ae6c2983b2044be6bff2bea3b9461806fb2f996844e3894c49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4508353780d9b0ae6c2983b2044be6bff2bea3b9461806fb2f996844e3894c49", kill_on_drop: false }`
[INFO] [stdout] 4508353780d9b0ae6c2983b2044be6bff2bea3b9461806fb2f996844e3894c49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6129c070fec4da2bc6683b3f098d02957ae96ea045546eb9780f4c54fef506f4
[INFO] running `Command { std: "docker" "start" "-a" "6129c070fec4da2bc6683b3f098d02957ae96ea045546eb9780f4c54fef506f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling lurk-ipld-json v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "6129c070fec4da2bc6683b3f098d02957ae96ea045546eb9780f4c54fef506f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6129c070fec4da2bc6683b3f098d02957ae96ea045546eb9780f4c54fef506f4", kill_on_drop: false }`
[INFO] [stdout] 6129c070fec4da2bc6683b3f098d02957ae96ea045546eb9780f4c54fef506f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fbecf68b1b0fd7aad71d90d2ad4e36dda9766d636f975a29a1be9dff8ac9bfda
[INFO] running `Command { std: "docker" "start" "-a" "fbecf68b1b0fd7aad71d90d2ad4e36dda9766d636f975a29a1be9dff8ac9bfda", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lurk_ipld_json-6dca1d82a5bd8067)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::encode_struct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lurk_ipld_json
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fbecf68b1b0fd7aad71d90d2ad4e36dda9766d636f975a29a1be9dff8ac9bfda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbecf68b1b0fd7aad71d90d2ad4e36dda9766d636f975a29a1be9dff8ac9bfda", kill_on_drop: false }`
[INFO] [stdout] fbecf68b1b0fd7aad71d90d2ad4e36dda9766d636f975a29a1be9dff8ac9bfda