[INFO] fetching crate libipld-core 0.16.0...
[INFO] testing libipld-core-0.16.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate libipld-core 0.16.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate libipld-core 0.16.0
[INFO] finished tweaking crates.io crate libipld-core 0.16.0
[INFO] tweaked toml for crates.io crate libipld-core 0.16.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate libipld-core 0.16.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 70 packages to latest compatible versions
[INFO] [stderr]       Adding cid v0.10.1 (available: v0.11.1)
[INFO] [stderr]       Adding multihash v0.18.1 (available: v0.19.3)
[INFO] [stderr]       Adding proc-macro-crate v1.1.3 (available: v1.3.1)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.17)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec8bf9d160eab3c4aecfa342eab0240879bc3820e9bc258356331c9b4958e422
[INFO] running `Command { std: "docker" "start" "-a" "ec8bf9d160eab3c4aecfa342eab0240879bc3820e9bc258356331c9b4958e422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec8bf9d160eab3c4aecfa342eab0240879bc3820e9bc258356331c9b4958e422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec8bf9d160eab3c4aecfa342eab0240879bc3820e9bc258356331c9b4958e422", kill_on_drop: false }`
[INFO] [stdout] ec8bf9d160eab3c4aecfa342eab0240879bc3820e9bc258356331c9b4958e422
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56a717accceebccd5e4e42d890244b0511a32d34d0b1e54b323eddda3d093dbe
[INFO] running `Command { std: "docker" "start" "-a" "56a717accceebccd5e4e42d890244b0511a32d34d0b1e54b323eddda3d093dbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling data-encoding v2.9.0
[INFO] [stderr]    Compiling const-str v0.4.3
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling base-x v0.2.11
[INFO] [stderr]    Compiling unsigned-varint v0.7.2
[INFO] [stderr]    Compiling core2 v0.4.0
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.16
[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 proc-macro-error v1.0.4
[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 v0.18.1
[INFO] [stderr]    Compiling cid v0.10.1
[INFO] [stderr]    Compiling libipld-core v0.16.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.deref()` on a double reference, which returns `&T` instead of dereferencing the inner type
[INFO] [stdout]   --> src/codec.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         self.deref().encode(c, w)
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:3:9
[INFO] [stdout]    |
[INFO] [stdout]  3 | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.80s
[INFO] running `Command { std: "docker" "inspect" "56a717accceebccd5e4e42d890244b0511a32d34d0b1e54b323eddda3d093dbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56a717accceebccd5e4e42d890244b0511a32d34d0b1e54b323eddda3d093dbe", kill_on_drop: false }`
[INFO] [stdout] 56a717accceebccd5e4e42d890244b0511a32d34d0b1e54b323eddda3d093dbe
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 129afd824f73e1f77c076eee6e4f60d5c1ac220127dc0247a33907dabca878ec
[INFO] running `Command { std: "docker" "start" "-a" "129afd824f73e1f77c076eee6e4f60d5c1ac220127dc0247a33907dabca878ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling arrayref v0.3.9
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling core2 v0.4.0
[INFO] [stderr]    Compiling serde_bytes v0.11.19
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling serde_test v1.0.177
[INFO] [stderr]    Compiling multihash v0.18.1
[INFO] [stderr]    Compiling cid v0.10.1
[INFO] [stderr]    Compiling libipld-core v0.16.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.deref()` on a double reference, which returns `&T` instead of dereferencing the inner type
[INFO] [stdout]   --> src/codec.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         self.deref().encode(c, w)
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:3:9
[INFO] [stdout]    |
[INFO] [stdout]  3 | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.deref()` on a double reference, which returns `&T` instead of dereferencing the inner type
[INFO] [stdout]   --> src/codec.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         self.deref().encode(c, w)
[INFO] [stdout]    |             ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:3:9
[INFO] [stdout]    |
[INFO] [stdout]  3 | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` implied by `#[warn(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.74s
[INFO] running `Command { std: "docker" "inspect" "129afd824f73e1f77c076eee6e4f60d5c1ac220127dc0247a33907dabca878ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "129afd824f73e1f77c076eee6e4f60d5c1ac220127dc0247a33907dabca878ec", kill_on_drop: false }`
[INFO] [stdout] 129afd824f73e1f77c076eee6e4f60d5c1ac220127dc0247a33907dabca878ec
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a82d14b75c23d1235bfb117ca584ad244c28074e27a95da79373285ffcce4743
[INFO] running `Command { std: "docker" "start" "-a" "a82d14b75c23d1235bfb117ca584ad244c28074e27a95da79373285ffcce4743", kill_on_drop: false }`
[INFO] [stderr] warning: using `.deref()` on a double reference, which returns `&T` instead of dereferencing the inner type
[INFO] [stderr]   --> src/codec.rs:50:13
[INFO] [stderr]    |
[INFO] [stderr] 50 |         self.deref().encode(c, w)
[INFO] [stderr]    |             ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:3:9
[INFO] [stderr]    |
[INFO] [stderr]  3 | #![deny(warnings)]
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    = note: `#[warn(suspicious_double_ref_op)]` implied by `#[warn(warnings)]`
[INFO] [stderr] 
[INFO] [stderr] warning: `libipld-core` (lib) generated 1 warning
[INFO] [stderr] warning: `libipld-core` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libipld_core-3452bea0b9b3637b)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test codec::tests::test_codec ... ok
[INFO] [stdout] test ipld::tests::test_ipld_bool_from ... ok
[INFO] [stdout] test ipld::tests::test_get ... ok
[INFO] [stdout] test ipld::tests::test_ipld_link_from ... ok
[INFO] [stdout] test ipld::tests::test_ipld_string_from ... ok
[INFO] [stdout] test ipld::tests::test_ipld_bytes_from ... ok
[INFO] [stdout] test ipld::tests::test_ipld_float_from ... ok
[INFO] [stdout] test ipld::tests::test_ipld_integer_from ... ok
[INFO] [stdout] test ipld::tests::test_take ... ok
[INFO] [stdout] test raw::tests::test_raw_codec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/serde_deserialize.rs (/opt/rustwide/target/debug/deps/serde_deserialize-97c02736c9600e5f)
[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] [stderr]      Running tests/serde_deserializer.rs (/opt/rustwide/target/debug/deps/serde_deserializer-17f8c3e6633b6ac0)
[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] [stderr]      Running tests/serde_serialize.rs (/opt/rustwide/target/debug/deps/serde_serialize-754f4452e3b07ee9)
[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] [stderr]      Running tests/serde_serializer.rs (/opt/rustwide/target/debug/deps/serde_serializer-01f8dd2308f2b01e)
[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] [stderr]    Doc-tests libipld_core
[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" "a82d14b75c23d1235bfb117ca584ad244c28074e27a95da79373285ffcce4743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a82d14b75c23d1235bfb117ca584ad244c28074e27a95da79373285ffcce4743", kill_on_drop: false }`
[INFO] [stdout] a82d14b75c23d1235bfb117ca584ad244c28074e27a95da79373285ffcce4743