[INFO] fetching crate flowutils 0.1.0...
[INFO] testing flowutils-0.1.0 against beta-2025-09-21 for beta-1.91-2
[INFO] extracting crate flowutils 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate flowutils 0.1.0
[INFO] finished tweaking crates.io crate flowutils 0.1.0
[INFO] tweaked toml for crates.io crate flowutils 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate flowutils 0.1.0 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] crate crates.io crate flowutils 0.1.0 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-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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eaf9ab83b07a743c8674cba45b2a250313f37fe4912dbc45417bf670024400cb
[INFO] running `Command { std: "docker" "start" "-a" "eaf9ab83b07a743c8674cba45b2a250313f37fe4912dbc45417bf670024400cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eaf9ab83b07a743c8674cba45b2a250313f37fe4912dbc45417bf670024400cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaf9ab83b07a743c8674cba45b2a250313f37fe4912dbc45417bf670024400cb", kill_on_drop: false }`
[INFO] [stdout] eaf9ab83b07a743c8674cba45b2a250313f37fe4912dbc45417bf670024400cb
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89bcb37e5e16c480ed822074420eab9699b7c3e3b95ca8821b1898b7e80a4cd5
[INFO] running `Command { std: "docker" "start" "-a" "89bcb37e5e16c480ed822074420eab9699b7c3e3b95ca8821b1898b7e80a4cd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling flowutils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.57s
[INFO] running `Command { std: "docker" "inspect" "89bcb37e5e16c480ed822074420eab9699b7c3e3b95ca8821b1898b7e80a4cd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89bcb37e5e16c480ed822074420eab9699b7c3e3b95ca8821b1898b7e80a4cd5", kill_on_drop: false }`
[INFO] [stdout] 89bcb37e5e16c480ed822074420eab9699b7c3e3b95ca8821b1898b7e80a4cd5
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e33ef5c9d35ea67c4a3faad9f16ad55f9d9a6d9071f429071701d31488ed97f4
[INFO] running `Command { std: "docker" "start" "-a" "e33ef5c9d35ea67c4a3faad9f16ad55f9d9a6d9071f429071701d31488ed97f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling getrandom v0.2.1
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling flowutils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.23s
[INFO] running `Command { std: "docker" "inspect" "e33ef5c9d35ea67c4a3faad9f16ad55f9d9a6d9071f429071701d31488ed97f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e33ef5c9d35ea67c4a3faad9f16ad55f9d9a6d9071f429071701d31488ed97f4", kill_on_drop: false }`
[INFO] [stdout] e33ef5c9d35ea67c4a3faad9f16ad55f9d9a6d9071f429071701d31488ed97f4
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fb8b9ad05d5c2100c9ac288f0ba709bd2a134f10ca421d5b3822121e94cc8f43
[INFO] running `Command { std: "docker" "start" "-a" "fb8b9ad05d5c2100c9ac288f0ba709bd2a134f10ca421d5b3822121e94cc8f43", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/flowutils-77c258883a17f965)
[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 flowutils
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - unwrap_pattern (line 55) ... FAILED
[INFO] [stdout] test src/lib.rs - try_pattern (line 97) ... FAILED
[INFO] [stdout] test src/lib.rs - try_pattern (line 103) ... FAILED
[INFO] [stdout] test src/lib.rs - defer (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - unwrap_pattern (line 55) stdout ----
[INFO] [stdout] error: expected `=>`
[INFO] [stdout]   --> src/lib.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 12 | let inner = flowutils::unwrap_pattern!(some_enum, T::A(x));
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `flowutils::unwrap_pattern` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] error: expected identifier or integer
[INFO] [stdout]   --> src/lib.rs:70:71
[INFO] [stdout]    |
[INFO] [stdout] 18 | let complex: usize = flowutils::unwrap_pattern!(some_enum, T::C{var3, _, var4}, var3);
[INFO] [stdout]    |                                                                       ^
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 0 arguments but 1 argument was supplied
[INFO] [stdout]   --> src/lib.rs:66:22
[INFO] [stdout]    |
[INFO] [stdout] 14 | let some_enum = T::B(String::new("str"), 3);
[INFO] [stdout]    |                      ^^^^^^^^^^^ ----- unexpected argument of type `&'static str`
[INFO] [stdout]    |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]   --> /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/string.rs:444:18
[INFO] [stdout] help: remove the extra argument
[INFO] [stdout]    |
[INFO] [stdout] 14 - let some_enum = T::B(String::new("str"), 3);
[INFO] [stdout] 14 + let some_enum = T::B(String::new(), 3);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 0 arguments but 1 argument was supplied
[INFO] [stdout]   --> src/lib.rs:69:22
[INFO] [stdout]    |
[INFO] [stdout] 17 | let some_enum = T::B(String::new("str"), 3);
[INFO] [stdout]    |                      ^^^^^^^^^^^ ----- unexpected argument of type `&'static str`
[INFO] [stdout]    |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]   --> /rustc/bb624dcb4c8ab987e10c0808d92d76f3b84dd117/library/alloc/src/string.rs:444:18
[INFO] [stdout] help: remove the extra argument
[INFO] [stdout]    |
[INFO] [stdout] 17 - let some_enum = T::B(String::new("str"), 3);
[INFO] [stdout] 17 + let some_enum = T::B(String::new(), 3);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0061`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - try_pattern (line 97) stdout ----
[INFO] [stdout] error: cannot find macro `try_pattern` in this scope
[INFO] [stdout]  --> src/lib.rs:98:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | let a = try_pattern!(some_enum, A(x)=>x)?;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]   |
[INFO] [stdout] 2 + use flowutils::try_pattern;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - try_pattern (line 103) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `some_enum` in this scope
[INFO] [stdout]  --> src/lib.rs:104:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | let result = if let A(x) = some_enum {
[INFO] [stdout]   |                            ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0531]: cannot find tuple struct or tuple variant `A` in this scope
[INFO] [stdout]  --> src/lib.rs:104:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | let result = if let A(x) = some_enum {
[INFO] [stdout]   |                     ^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0531.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - try_pattern (line 103)
[INFO] [stdout]     src/lib.rs - try_pattern (line 97)
[INFO] [stdout]     src/lib.rs - unwrap_pattern (line 55)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "fb8b9ad05d5c2100c9ac288f0ba709bd2a134f10ca421d5b3822121e94cc8f43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb8b9ad05d5c2100c9ac288f0ba709bd2a134f10ca421d5b3822121e94cc8f43", kill_on_drop: false }`
[INFO] [stdout] fb8b9ad05d5c2100c9ac288f0ba709bd2a134f10ca421d5b3822121e94cc8f43
