[INFO] fetching crate datamodel 0.7.1...
[INFO] testing datamodel-0.7.1 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate datamodel 0.7.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate datamodel 0.7.1
[INFO] finished tweaking crates.io crate datamodel 0.7.1
[INFO] tweaked toml for crates.io crate datamodel 0.7.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate datamodel 0.7.1 on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate datamodel 0.7.1 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-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0532df1bc56f7b0a0d0766b82844b904d796fd98e855262190be2a2d717abec
[INFO] running `Command { std: "docker" "start" "-a" "f0532df1bc56f7b0a0d0766b82844b904d796fd98e855262190be2a2d717abec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0532df1bc56f7b0a0d0766b82844b904d796fd98e855262190be2a2d717abec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0532df1bc56f7b0a0d0766b82844b904d796fd98e855262190be2a2d717abec", kill_on_drop: false }`
[INFO] [stdout] f0532df1bc56f7b0a0d0766b82844b904d796fd98e855262190be2a2d717abec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b69ece768ef63a6e625979816853b081914f88b24e3f4baa821e80159fb51bf
[INFO] running `Command { std: "docker" "start" "-a" "4b69ece768ef63a6e625979816853b081914f88b24e3f4baa821e80159fb51bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling iana-time-zone v0.1.64
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling indexmap v2.12.0
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling datamodel v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.54s
[INFO] running `Command { std: "docker" "inspect" "4b69ece768ef63a6e625979816853b081914f88b24e3f4baa821e80159fb51bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b69ece768ef63a6e625979816853b081914f88b24e3f4baa821e80159fb51bf", kill_on_drop: false }`
[INFO] [stdout] 4b69ece768ef63a6e625979816853b081914f88b24e3f4baa821e80159fb51bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9699b8da9a3c64c76c2951a3ec357862468dd5186b73a89f8b5d4a9fef83c03c
[INFO] running `Command { std: "docker" "start" "-a" "9699b8da9a3c64c76c2951a3ec357862468dd5186b73a89f8b5d4a9fef83c03c", kill_on_drop: false }`
[INFO] [stderr]    Compiling datamodel v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `Command { std: "docker" "inspect" "9699b8da9a3c64c76c2951a3ec357862468dd5186b73a89f8b5d4a9fef83c03c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9699b8da9a3c64c76c2951a3ec357862468dd5186b73a89f8b5d4a9fef83c03c", kill_on_drop: false }`
[INFO] [stdout] 9699b8da9a3c64c76c2951a3ec357862468dd5186b73a89f8b5d4a9fef83c03c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7e1a937371e5aca6122e093ce7b4c5fb96eec78d142279b17220694f96c79062
[INFO] running `Command { std: "docker" "start" "-a" "7e1a937371e5aca6122e093ce7b4c5fb96eec78d142279b17220694f96c79062", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/datamodel-b24edbd83c388ce0)
[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 datamodel
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 16) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 36) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 26) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 21) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 16) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `root` in this scope
[INFO] [stdout]   --> src/lib.rs:17:1
[INFO] [stdout]    |
[INFO] [stdout] 17 | root.set_value("Length", 42);
[INFO] [stdout]    | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `root` in this scope
[INFO] [stdout]   --> src/lib.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | root.set_value("Size", 10.45);
[INFO] [stdout]    | ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 36) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `header` in this scope
[INFO] [stdout]   --> src/lib.rs:43:53
[INFO] [stdout]    |
[INFO] [stdout] 43 | let (header, root) = deserialize(&mut file_buffer, &header, &root).unwrap();
[INFO] [stdout]    |                                                     ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `root` in this scope
[INFO] [stdout]   --> src/lib.rs:43:62
[INFO] [stdout]    |
[INFO] [stdout] 43 | let (header, root) = deserialize(&mut file_buffer, &header, &root).unwrap();
[INFO] [stdout]    |                                                              ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 3 arguments were supplied
[INFO] [stdout]    --> src/lib.rs:43:22
[INFO] [stdout]     |
[INFO] [stdout]  43 | let (header, root) = deserialize(&mut file_buffer, &header, &root).unwrap();
[INFO] [stdout]     |                      ^^^^^^^^^^^                   -------  ----- unexpected argument #3
[INFO] [stdout]     |                                                    |
[INFO] [stdout]     |                                                    unexpected argument #2
[INFO] [stdout]     |
[INFO] [stdout] note: function defined here
[INFO] [stdout]    --> src/serializing.rs:158:8
[INFO] [stdout]     |
[INFO] [stdout] 158 | pub fn deserialize(buffer: &mut impl BufRead) -> Result<(Header, Element), SerializationError> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] help: remove the extra arguments
[INFO] [stdout]     |
[INFO] [stdout]  43 - let (header, root) = deserialize(&mut file_buffer, &header, &root).unwrap();
[INFO] [stdout]  43 + let (header, root) = deserialize(&mut file_buffer).unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 26) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `root` in this scope
[INFO] [stdout]   --> src/lib.rs:34:61
[INFO] [stdout]    |
[INFO] [stdout] 34 | KeyValues2Serializer::serialize(&mut file_buffer, &header, &root).unwrap();
[INFO] [stdout]    |                                                             ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 21) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `root` in this scope
[INFO] [stdout]   --> src/lib.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 | let length = root.get_value::<i32>("Length").unwrap();
[INFO] [stdout]    |              ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `root` in this scope
[INFO] [stdout]   --> src/lib.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | let size = root.get_value::<f32>("Size").unwrap();
[INFO] [stdout]    |            ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 16)
[INFO] [stdout]     src/lib.rs - (line 21)
[INFO] [stdout]     src/lib.rs - (line 26)
[INFO] [stdout]     src/lib.rs - (line 36)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.56s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.73s; merged doctests compilation took 0.17s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "7e1a937371e5aca6122e093ce7b4c5fb96eec78d142279b17220694f96c79062", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e1a937371e5aca6122e093ce7b4c5fb96eec78d142279b17220694f96c79062", kill_on_drop: false }`
[INFO] [stdout] 7e1a937371e5aca6122e093ce7b4c5fb96eec78d142279b17220694f96c79062
