[INFO] fetching crate esde 1.0.0...
[INFO] testing esde-1.0.0 against beta-2026-01-20 for beta-1.94-1
[INFO] extracting crate esde 1.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate esde 1.0.0
[INFO] finished tweaking crates.io crate esde 1.0.0
[INFO] tweaked toml for crates.io crate esde 1.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate esde 1.0.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[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] a54673dc3b4b2aec3280a741016079cbc3ab4fd41c4182cc55dedffa23923380
[INFO] running `Command { std: "docker" "start" "-a" "a54673dc3b4b2aec3280a741016079cbc3ab4fd41c4182cc55dedffa23923380", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a54673dc3b4b2aec3280a741016079cbc3ab4fd41c4182cc55dedffa23923380", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a54673dc3b4b2aec3280a741016079cbc3ab4fd41c4182cc55dedffa23923380", kill_on_drop: false }`
[INFO] [stdout] a54673dc3b4b2aec3280a741016079cbc3ab4fd41c4182cc55dedffa23923380
[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] 04b4ad1dfd448c536d721e9df30ebd0541efa46dc943b6633e2b916fbfa15af8
[INFO] running `Command { std: "docker" "start" "-a" "04b4ad1dfd448c536d721e9df30ebd0541efa46dc943b6633e2b916fbfa15af8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling esde_derive v1.0.0
[INFO] [stderr]    Compiling esde v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.74s
[INFO] running `Command { std: "docker" "inspect" "04b4ad1dfd448c536d721e9df30ebd0541efa46dc943b6633e2b916fbfa15af8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04b4ad1dfd448c536d721e9df30ebd0541efa46dc943b6633e2b916fbfa15af8", kill_on_drop: false }`
[INFO] [stdout] 04b4ad1dfd448c536d721e9df30ebd0541efa46dc943b6633e2b916fbfa15af8
[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] 3b2ce874c837fa849b1593ded2b59ed1146f275b3fb3812196f4f074df442abb
[INFO] running `Command { std: "docker" "start" "-a" "3b2ce874c837fa849b1593ded2b59ed1146f275b3fb3812196f4f074df442abb", kill_on_drop: false }`
[INFO] [stderr]    Compiling esde v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "3b2ce874c837fa849b1593ded2b59ed1146f275b3fb3812196f4f074df442abb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b2ce874c837fa849b1593ded2b59ed1146f275b3fb3812196f4f074df442abb", kill_on_drop: false }`
[INFO] [stdout] 3b2ce874c837fa849b1593ded2b59ed1146f275b3fb3812196f4f074df442abb
[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] f2e2c62bb1e5a2affdf755a7bb2fe2a04ea843ee98b46313ee3274105b09d5ec
[INFO] running `Command { std: "docker" "start" "-a" "f2e2c62bb1e5a2affdf755a7bb2fe2a04ea843ee98b46313ee3274105b09d5ec", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/esde-22a184c04ee48d3f)
[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 esde
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/de.rs - de::Error<SenderError>::make_parse (line 45) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 38) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/de.rs - de::Error<SenderError>::make_parse (line 45) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `receiver` in this scope
[INFO] [stdout]   --> src/de.rs:46:14
[INFO] [stdout]    |
[INFO] [stdout] 46 | let buffer = receiver.auto()?;
[INFO] [stdout]    |              ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Error`
[INFO] [stdout]   --> src/de.rs:47:45
[INFO] [stdout]    |
[INFO] [stdout] 47 | let str = String::from_utf8(buffer).map_err(Error::make_parse)?;
[INFO] [stdout]    |                                             ^^^^^ use of undeclared type `Error`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 45 + use std::error::Error;
[INFO] [stdout]    |
[INFO] [stdout] 45 + use std::fmt::Error;
[INFO] [stdout]    |
[INFO] [stdout] 45 + use std::io::Error;
[INFO] [stdout]    |
[INFO] [stdout] 45 + use core::error::Error;
[INFO] [stdout]    |
[INFO] [stdout]    = and 2 other candidates
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 38) stdout ----
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]   --> src/lib.rs:39:35
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
[INFO] [stdout]    |                                   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these derive macros
[INFO] [stdout]    |
[INFO] [stdout] 39 + use esde::Serialize;
[INFO] [stdout]    |
[INFO] [stdout] 39 + use esde_derive::Serialize;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Deserialize` in this scope
[INFO] [stdout]   --> src/lib.rs:39:46
[INFO] [stdout]    |
[INFO] [stdout] 39 | #[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
[INFO] [stdout]    |                                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these derive macros
[INFO] [stdout]    |
[INFO] [stdout] 39 + use esde::Deserialize;
[INFO] [stdout]    |
[INFO] [stdout] 39 + use esde_derive::Deserialize;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]   --> src/lib.rs:48:35
[INFO] [stdout]    |
[INFO] [stdout] 48 | #[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
[INFO] [stdout]    |                                   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these derive macros
[INFO] [stdout]    |
[INFO] [stdout] 39 + use esde::Serialize;
[INFO] [stdout]    |
[INFO] [stdout] 39 + use esde_derive::Serialize;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Deserialize` in this scope
[INFO] [stdout]   --> src/lib.rs:48:46
[INFO] [stdout]    |
[INFO] [stdout] 48 | #[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
[INFO] [stdout]    |                                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these derive macros
[INFO] [stdout]    |
[INFO] [stdout] 39 + use esde::Deserialize;
[INFO] [stdout]    |
[INFO] [stdout] 39 + use esde_derive::Deserialize;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Serialize` in this scope
[INFO] [stdout]   --> src/lib.rs:51:35
[INFO] [stdout]    |
[INFO] [stdout] 51 | #[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
[INFO] [stdout]    |                                   ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these derive macros
[INFO] [stdout]    |
[INFO] [stdout] 39 + use esde::Serialize;
[INFO] [stdout]    |
[INFO] [stdout] 39 + use esde_derive::Serialize;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find derive macro `Deserialize` in this scope
[INFO] [stdout]   --> src/lib.rs:51:46
[INFO] [stdout]    |
[INFO] [stdout] 51 | #[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
[INFO] [stdout]    |                                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these derive macros
[INFO] [stdout]    |
[INFO] [stdout] 39 + use esde::Deserialize;
[INFO] [stdout]    |
[INFO] [stdout] 39 + use esde_derive::Deserialize;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `File`
[INFO] [stdout]   --> src/lib.rs:75:24
[INFO] [stdout]    |
[INFO] [stdout] 75 |         let mut file = File::create(FILE)?;
[INFO] [stdout]    |                        ^^^^ use of undeclared type `File`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 39 + use std::fs::File;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `File`
[INFO] [stdout]   --> src/lib.rs:81:24
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let mut file = File::open(FILE)?;
[INFO] [stdout]    |                        ^^^^ use of undeclared type `File`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 39 + use std::fs::File;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Error`
[INFO] [stdout]   --> src/lib.rs:82:54
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let person2: Struct = file.auto_de().map_err(Error::unwrap_sender)?;
[INFO] [stdout]    |                                                      ^^^^^ use of undeclared type `Error`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 39 + use std::error::Error;
[INFO] [stdout]    |
[INFO] [stdout] 39 + use std::fmt::Error;
[INFO] [stdout]    |
[INFO] [stdout] 39 + use std::io::Error;
[INFO] [stdout]    |
[INFO] [stdout] 39 + use core::error::Error;
[INFO] [stdout]    |
[INFO] [stdout]    = and 2 other candidates
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/de.rs - de::Error<SenderError>::make_parse (line 45)
[INFO] [stdout]     src/lib.rs - (line 38)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "f2e2c62bb1e5a2affdf755a7bb2fe2a04ea843ee98b46313ee3274105b09d5ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2e2c62bb1e5a2affdf755a7bb2fe2a04ea843ee98b46313ee3274105b09d5ec", kill_on_drop: false }`
[INFO] [stdout] f2e2c62bb1e5a2affdf755a7bb2fe2a04ea843ee98b46313ee3274105b09d5ec
