[INFO] fetching crate flowutils 0.1.0... [INFO] testing flowutils-0.1.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] extracting crate flowutils 0.1.0 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate flowutils 0.1.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-8/source/Cargo.toml [INFO] crate crates.io crate flowutils 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4adca5560f33c74f45d0959c303ffefe4a9487f10c495475148770afa06116c6 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "4adca5560f33c74f45d0959c303ffefe4a9487f10c495475148770afa06116c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4adca5560f33c74f45d0959c303ffefe4a9487f10c495475148770afa06116c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4adca5560f33c74f45d0959c303ffefe4a9487f10c495475148770afa06116c6", kill_on_drop: false }` [INFO] [stdout] 4adca5560f33c74f45d0959c303ffefe4a9487f10c495475148770afa06116c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a30d0863ba8a4f8ad2f1fbe99e485ed03a51d67087fc7b9d4985b2d909e48a1d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a30d0863ba8a4f8ad2f1fbe99e485ed03a51d67087fc7b9d4985b2d909e48a1d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling getrandom v0.2.1 [INFO] [stderr] Compiling uuid v0.8.2 [INFO] [stderr] Compiling flowutils v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.82s [INFO] running `Command { std: "docker" "inspect" "a30d0863ba8a4f8ad2f1fbe99e485ed03a51d67087fc7b9d4985b2d909e48a1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a30d0863ba8a4f8ad2f1fbe99e485ed03a51d67087fc7b9d4985b2d909e48a1d", kill_on_drop: false }` [INFO] [stdout] a30d0863ba8a4f8ad2f1fbe99e485ed03a51d67087fc7b9d4985b2d909e48a1d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] cc864d34860706894242dfd47ae66da84bc07ce812f10f60e5f2679742f7b3ed [INFO] running `Command { std: "docker" "start" "-a" "cc864d34860706894242dfd47ae66da84bc07ce812f10f60e5f2679742f7b3ed", kill_on_drop: false }` [INFO] [stderr] Compiling flowutils v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.10s [INFO] running `Command { std: "docker" "inspect" "cc864d34860706894242dfd47ae66da84bc07ce812f10f60e5f2679742f7b3ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc864d34860706894242dfd47ae66da84bc07ce812f10f60e5f2679742f7b3ed", kill_on_drop: false }` [INFO] [stdout] cc864d34860706894242dfd47ae66da84bc07ce812f10f60e5f2679742f7b3ed [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f67906f14d8ad6789fc008bdcd33f9c8dacec7689c3ba2dd5a3ab0542e06e01d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f67906f14d8ad6789fc008bdcd33f9c8dacec7689c3ba2dd5a3ab0542e06e01d", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/flowutils-290203e5299e00db) [INFO] [stdout] [INFO] [stderr] Doc-tests flowutils [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [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:63:13 [INFO] [stdout] | [INFO] [stdout] 11 | 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:69:71 [INFO] [stdout] | [INFO] [stdout] 17 | 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:65:22 [INFO] [stdout] | [INFO] [stdout] 13 | let some_enum = T::B(String::new("str"), 3); [INFO] [stdout] | ^^^^^^^^^^^ ----- supplied 1 argument [INFO] [stdout] | | [INFO] [stdout] | expected 0 arguments [INFO] [stdout] | [INFO] [stdout] note: associated function defined here [INFO] [stdout] [INFO] [stdout] error[E0061]: this function takes 0 arguments but 1 argument was supplied [INFO] [stdout] --> src/lib.rs:68:22 [INFO] [stdout] | [INFO] [stdout] 16 | let some_enum = T::B(String::new("str"), 3); [INFO] [stdout] | ^^^^^^^^^^^ ----- supplied 1 argument [INFO] [stdout] | | [INFO] [stdout] | expected 0 arguments [INFO] [stdout] | [INFO] [stdout] note: associated function defined here [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] = note: consider importing this macro: [INFO] [stdout] flowutils::try_pattern [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`) [INFO] [stdout] --> src/lib.rs:98:41 [INFO] [stdout] | [INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_97_0() { [INFO] [stdout] | ______________________________________- [INFO] [stdout] 3 | | let a = try_pattern!(some_enum, A(x)=>x)?; [INFO] [stdout] | | ^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] 4 | | } _doctest_main_src_lib_rs_97_0() } [INFO] [stdout] | |_- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual<_>` is not implemented for `()` [INFO] [stdout] = note: required by `from_residual` [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [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] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_103_0() { [INFO] [stdout] | - help: you might be missing a type parameter: `` [INFO] [stdout] 3 | let result = if let A(x) = some_enum { [INFO] [stdout] | ^ not found in this scope [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`) [INFO] [stdout] --> src/lib.rs:109:15 [INFO] [stdout] | [INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_103_0() { [INFO] [stdout] | ______________________________________- [INFO] [stdout] 3 | | let result = if let A(x) = some_enum { [INFO] [stdout] 4 | | Ok(x) [INFO] [stdout] 5 | | } else { [INFO] [stdout] ... | [INFO] [stdout] 8 | | let a = result?; [INFO] [stdout] | | ^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] 9 | | } _doctest_main_src_lib_rs_103_0() } [INFO] [stdout] | |_- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual<_>` is not implemented for `()` [INFO] [stdout] = note: required by `from_residual` [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0531. [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [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 1.13s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "f67906f14d8ad6789fc008bdcd33f9c8dacec7689c3ba2dd5a3ab0542e06e01d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f67906f14d8ad6789fc008bdcd33f9c8dacec7689c3ba2dd5a3ab0542e06e01d", kill_on_drop: false }` [INFO] [stdout] f67906f14d8ad6789fc008bdcd33f9c8dacec7689c3ba2dd5a3ab0542e06e01d