[INFO] fetching crate subrc 0.2.0...
[INFO] testing subrc-0.2.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate subrc 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate subrc 0.2.0
[INFO] finished tweaking crates.io crate subrc 0.2.0
[INFO] tweaked toml for crates.io crate subrc 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate subrc 0.2.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe528fc571ba1d46083b3787d4c145851874bfba6e510f47f19dcd16c77b27aa
[INFO] running `Command { std: "docker" "start" "-a" "fe528fc571ba1d46083b3787d4c145851874bfba6e510f47f19dcd16c77b27aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe528fc571ba1d46083b3787d4c145851874bfba6e510f47f19dcd16c77b27aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe528fc571ba1d46083b3787d4c145851874bfba6e510f47f19dcd16c77b27aa", kill_on_drop: false }`
[INFO] [stdout] fe528fc571ba1d46083b3787d4c145851874bfba6e510f47f19dcd16c77b27aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d19f74cbe4deb0e75bc0cf106f601e24edd047eef5a2245eb27844437aa6a7d7
[INFO] running `Command { std: "docker" "start" "-a" "d19f74cbe4deb0e75bc0cf106f601e24edd047eef5a2245eb27844437aa6a7d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling subrc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "d19f74cbe4deb0e75bc0cf106f601e24edd047eef5a2245eb27844437aa6a7d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d19f74cbe4deb0e75bc0cf106f601e24edd047eef5a2245eb27844437aa6a7d7", kill_on_drop: false }`
[INFO] [stdout] d19f74cbe4deb0e75bc0cf106f601e24edd047eef5a2245eb27844437aa6a7d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aab580c0561afe88254e9f5a0ebf24fe28290c32e779826ac9eb8267b1d3d694
[INFO] running `Command { std: "docker" "start" "-a" "aab580c0561afe88254e9f5a0ebf24fe28290c32e779826ac9eb8267b1d3d694", kill_on_drop: false }`
[INFO] [stderr]    Compiling subrc v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "aab580c0561afe88254e9f5a0ebf24fe28290c32e779826ac9eb8267b1d3d694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aab580c0561afe88254e9f5a0ebf24fe28290c32e779826ac9eb8267b1d3d694", kill_on_drop: false }`
[INFO] [stdout] aab580c0561afe88254e9f5a0ebf24fe28290c32e779826ac9eb8267b1d3d694
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d7be4be08c85af54f91f95cc44fb04957110e18400c50602f66693b39b11b6fa
[INFO] running `Command { std: "docker" "start" "-a" "d7be4be08c85af54f91f95cc44fb04957110e18400c50602f66693b39b11b6fa", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/subrc-ebd7140a828cb77c)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_subrc_struct_member ... ok
[INFO] [stdout] test tests::should_panic_for_invalid_offset - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests subrc
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - Subrc (line 6) ... FAILED
[INFO] [stdout] test src/lib.rs - subrc (line 96) ... FAILED
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] test src/lib.rs - Subrc<T,U>::new (line 58) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - Subrc (line 6) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `Rc` in this scope
[INFO] [stdout]   --> src/lib.rs:12:10
[INFO] [stdout]    |
[INFO] [stdout] 12 | let rc = Rc::new(Foo { value: 42 });
[INFO] [stdout]    |          ^^ use of undeclared type `Rc`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout]  5 + use std::rc::Rc;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Subrc` in this scope
[INFO] [stdout]   --> src/lib.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 | let subrc = Subrc::new(rc.clone(), |foo| &foo.value);
[INFO] [stdout]    |             ^^^^^ use of undeclared type `Subrc`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 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] ---- src/lib.rs - subrc (line 96) stdout ----
[INFO] [stdout] error: cannot find macro `subrc` in this scope
[INFO] [stdout]    --> src/lib.rs:102:13
[INFO] [stdout]     |
[INFO] [stdout] 102 | let subrc = subrc!(rc.value);
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `subrc` is imported here, but it is a crate, not a macro
[INFO] [stdout]    --> src/lib.rs:96:1
[INFO] [stdout]     |
[INFO] [stdout]  96 | extern crate r#subrc;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Rc` in this scope
[INFO] [stdout]    --> src/lib.rs:101:10
[INFO] [stdout]     |
[INFO] [stdout] 101 | let rc = Rc::new(Foo { value: 42 });
[INFO] [stdout]     |          ^^ use of undeclared type `Rc`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout]  95 + use std::rc::Rc;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 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] ---- src/lib.rs - Subrc<T,U>::new (line 58) stdout ----
[INFO] [stdout] error[E0433]: cannot find type `Rc` in this scope
[INFO] [stdout]   --> src/lib.rs:61:14
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let rc = Rc::new(s);
[INFO] [stdout]    |              ^^ use of undeclared type `Rc`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 57 + use std::rc::Rc;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `Subrc` in this scope
[INFO] [stdout]   --> src/lib.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let subrc = Subrc::new(rc.clone(), |s| &123);
[INFO] [stdout]    |                 ^^^^^ use of undeclared type `Subrc`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 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/lib.rs - Subrc (line 6)
[INFO] [stdout]     src/lib.rs - Subrc<T,U>::new (line 58)
[INFO] [stdout]     src/lib.rs - subrc (line 96)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d7be4be08c85af54f91f95cc44fb04957110e18400c50602f66693b39b11b6fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7be4be08c85af54f91f95cc44fb04957110e18400c50602f66693b39b11b6fa", kill_on_drop: false }`
[INFO] [stdout] d7be4be08c85af54f91f95cc44fb04957110e18400c50602f66693b39b11b6fa
