[INFO] fetching crate cbrzn_msgpack 0.0.1-alpha.2...
[INFO] testing cbrzn_msgpack-0.0.1-alpha.2 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate cbrzn_msgpack 0.0.1-alpha.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate cbrzn_msgpack 0.0.1-alpha.2
[INFO] finished tweaking crates.io crate cbrzn_msgpack 0.0.1-alpha.2
[INFO] tweaked toml for crates.io crate cbrzn_msgpack 0.0.1-alpha.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cbrzn_msgpack 0.0.1-alpha.2 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 17 packages to latest compatible versions
[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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] fd434d6c1c967dfd10347893ef3907b4a073bc8fd1e56ed439e1dea6fb5ac1a6
[INFO] running `Command { std: "docker" "start" "-a" "fd434d6c1c967dfd10347893ef3907b4a073bc8fd1e56ed439e1dea6fb5ac1a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd434d6c1c967dfd10347893ef3907b4a073bc8fd1e56ed439e1dea6fb5ac1a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd434d6c1c967dfd10347893ef3907b4a073bc8fd1e56ed439e1dea6fb5ac1a6", kill_on_drop: false }`
[INFO] [stdout] fd434d6c1c967dfd10347893ef3907b4a073bc8fd1e56ed439e1dea6fb5ac1a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 86c7793a1a10f39101a2cae645f7f5d164ca0b5ca56752894233caa213a81fac
[INFO] running `Command { std: "docker" "start" "-a" "86c7793a1a10f39101a2cae645f7f5d164ca0b5ca56752894233caa213a81fac", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling rmp v0.8.14
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling serde_bytes v0.11.19
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling rmp-serde v1.3.0
[INFO] [stderr]    Compiling rmpv v1.3.0
[INFO] [stderr]    Compiling cbrzn_msgpack v0.0.1-alpha.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `ValueTest` is never constructed
[INFO] [stdout]   --> src/lib.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | struct ValueTest {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.86s
[INFO] running `Command { std: "docker" "inspect" "86c7793a1a10f39101a2cae645f7f5d164ca0b5ca56752894233caa213a81fac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86c7793a1a10f39101a2cae645f7f5d164ca0b5ca56752894233caa213a81fac", kill_on_drop: false }`
[INFO] [stdout] 86c7793a1a10f39101a2cae645f7f5d164ca0b5ca56752894233caa213a81fac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] bd94883f119e808c84ea4a467e36be2a8d1ee8115aa81980ea90b9214cf37708
[INFO] running `Command { std: "docker" "start" "-a" "bd94883f119e808c84ea4a467e36be2a8d1ee8115aa81980ea90b9214cf37708", kill_on_drop: false }`
[INFO] [stderr]    Compiling cbrzn_msgpack v0.0.1-alpha.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `ValueTest` is never constructed
[INFO] [stdout]   --> src/lib.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | struct ValueTest {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashMap` and `hash::Hash`
[INFO] [stdout]    --> src/macros.rs:262:29
[INFO] [stdout]     |
[INFO] [stdout] 262 |     use std::{collections::{HashMap, BTreeMap}, hash::Hash};
[INFO] [stdout]     |                             ^^^^^^^             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "bd94883f119e808c84ea4a467e36be2a8d1ee8115aa81980ea90b9214cf37708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd94883f119e808c84ea4a467e36be2a8d1ee8115aa81980ea90b9214cf37708", kill_on_drop: false }`
[INFO] [stdout] bd94883f119e808c84ea4a467e36be2a8d1ee8115aa81980ea90b9214cf37708
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6e9119a08158fd26e93302292b761e1652801cfafe670750003584d9ca5604a1
[INFO] running `Command { std: "docker" "start" "-a" "6e9119a08158fd26e93302292b761e1652801cfafe670750003584d9ca5604a1", kill_on_drop: false }`
[INFO] [stderr] warning: struct `ValueTest` is never constructed
[INFO] [stderr]   --> src/lib.rs:65:8
[INFO] [stderr]    |
[INFO] [stderr] 65 | struct ValueTest {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `HashMap` and `hash::Hash`
[INFO] [stderr]    --> src/macros.rs:262:29
[INFO] [stderr]     |
[INFO] [stderr] 262 |     use std::{collections::{HashMap, BTreeMap}, hash::Hash};
[INFO] [stderr]     |                             ^^^^^^^             ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cbrzn_msgpack` (lib) generated 1 warning
[INFO] [stderr] warning: `cbrzn_msgpack` (lib test) generated 1 warning (run `cargo fix --lib -p cbrzn_msgpack --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cbrzn_msgpack-65c025bfc4305534)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test macros::tests::msgpack ... ok
[INFO] [stdout] test vec_to_struct ... ok
[INFO] [stdout] test macros::tests::ext_type ... ok
[INFO] [stdout] test macros::tests::msgpack_to_vec ... ok
[INFO] [stderr]      Running tests/test_msgpack.rs (/opt/rustwide/target/debug/deps/test_msgpack-91c4bebb8d010623)
[INFO] [stdout] test macros::tests::decode_ext_type ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[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 cbrzn_msgpack
[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" "6e9119a08158fd26e93302292b761e1652801cfafe670750003584d9ca5604a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e9119a08158fd26e93302292b761e1652801cfafe670750003584d9ca5604a1", kill_on_drop: false }`
[INFO] [stdout] 6e9119a08158fd26e93302292b761e1652801cfafe670750003584d9ca5604a1