[INFO] fetching crate pest-deconstruct-derive 0.2.0...
[INFO] testing pest-deconstruct-derive-0.2.0 against 1.69.0 for beta-1.70-1
[INFO] extracting crate pest-deconstruct-derive 0.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate pest-deconstruct-derive 0.2.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pest-deconstruct-derive 0.2.0
[INFO] finished tweaking crates.io crate pest-deconstruct-derive 0.2.0
[INFO] tweaked toml for crates.io crate pest-deconstruct-derive 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded single v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c481f27dbd7a792925f6bc3679af8e010c9910760442f1267366695febb39f90
[INFO] running `Command { std: "docker" "start" "-a" "c481f27dbd7a792925f6bc3679af8e010c9910760442f1267366695febb39f90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c481f27dbd7a792925f6bc3679af8e010c9910760442f1267366695febb39f90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c481f27dbd7a792925f6bc3679af8e010c9910760442f1267366695febb39f90", kill_on_drop: false }`
[INFO] [stdout] c481f27dbd7a792925f6bc3679af8e010c9910760442f1267366695febb39f90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8f1c62737c21ff14a4beea0b4f515c9759f69a87d5f3c84386ca81517d69eb2
[INFO] running `Command { std: "docker" "start" "-a" "c8f1c62737c21ff14a4beea0b4f515c9759f69a87d5f3c84386ca81517d69eb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling gimli v0.27.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling either v1.8.1
[INFO] [stderr]    Compiling object v0.30.3
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling addr2line v0.19.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling single v1.0.1
[INFO] [stderr]    Compiling pest-deconstruct-derive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated crate `single`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate single;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `single::Single`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]   --> src/lib.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 | use single::Single;
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `single::Error::NoElements`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]   --> src/lib.rs:76:44
[INFO] [stdout]    |
[INFO] [stdout] 76 | ...                   single::Error::NoElements => "none",
[INFO] [stdout]    |                                      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `single::Error::MultipleElements`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]   --> src/lib.rs:77:44
[INFO] [stdout]    |
[INFO] [stdout] 77 | ...                   single::Error::MultipleElements => "multiple",
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `single::Error::NoElements`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]    --> src/lib.rs:207:32
[INFO] [stdout]     |
[INFO] [stdout] 207 |             Err(single::Error::NoElements) => Some(ParseKind::Outer),
[INFO] [stdout]     |                                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `single::Error::MultipleElements`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]    --> src/lib.rs:208:32
[INFO] [stdout]     |
[INFO] [stdout] 208 |             Err(single::Error::MultipleElements) => Err((
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `single::Error::NoElements`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]    --> src/lib.rs:345:40
[INFO] [stdout]     |
[INFO] [stdout] 345 |                     Err(single::Error::NoElements) => Ok(quote! {
[INFO] [stdout]     |                                        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `single::Error::MultipleElements`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]    --> src/lib.rs:350:40
[INFO] [stdout]     |
[INFO] [stdout] 350 |                     Err(single::Error::MultipleElements) => Err((
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `single::Single::single`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]   --> src/lib.rs:69:14
[INFO] [stdout]    |
[INFO] [stdout] 69 |             .single()
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `single::Single::single`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]    --> src/lib.rs:205:62
[INFO] [stdout]     |
[INFO] [stdout] 205 |         1 => match attrs.iter().flat_map(|attr| attr.rule()).single() {
[INFO] [stdout]     |                                                              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `single::Single::single`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]    --> src/lib.rs:338:76
[INFO] [stdout]     |
[INFO] [stdout] 338 |                 None => match attrs.iter().filter_map(PestAttribute::rule).single() {
[INFO] [stdout]     |                                                                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.78s
[INFO] running `Command { std: "docker" "inspect" "c8f1c62737c21ff14a4beea0b4f515c9759f69a87d5f3c84386ca81517d69eb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8f1c62737c21ff14a4beea0b4f515c9759f69a87d5f3c84386ca81517d69eb2", kill_on_drop: false }`
[INFO] [stdout] c8f1c62737c21ff14a4beea0b4f515c9759f69a87d5f3c84386ca81517d69eb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfe8609116b446048f30cc9dbe6c54f72afba7ba21de3a2ade498a89a9547fbc
[INFO] running `Command { std: "docker" "start" "-a" "cfe8609116b446048f30cc9dbe6c54f72afba7ba21de3a2ade498a89a9547fbc", kill_on_drop: false }`
[INFO] [stderr]    Compiling pest-deconstruct-derive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated crate `single`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate single;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated crate `single`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]  --> src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | extern crate single;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `single::Single`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]   --> src/lib.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 | use single::Single;
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `single::Error::NoElements`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]   --> src/lib.rs:76:44
[INFO] [stdout]    |
[INFO] [stdout] 76 | ...                   single::Error::NoElements => "none",
[INFO] [stdout]    |                                      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `single::Error::MultipleElements`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]   --> src/lib.rs:77:44
[INFO] [stdout]    |
[INFO] [stdout] 77 | ...                   single::Error::MultipleElements => "multiple",
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `single::Error::NoElements`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]    --> src/lib.rs:207:32
[INFO] [stdout]     |
[INFO] [stdout] 207 |             Err(single::Error::NoElements) => Some(ParseKind::Outer),
[INFO] [stdout]     |                                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `single::Error::MultipleElements`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]    --> src/lib.rs:208:32
[INFO] [stdout]     |
[INFO] [stdout] 208 |             Err(single::Error::MultipleElements) => Err((
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `single::Error::NoElements`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]    --> src/lib.rs:345:40
[INFO] [stdout]     |
[INFO] [stdout] 345 |                     Err(single::Error::NoElements) => Ok(quote! {
[INFO] [stdout]     |                                        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `single::Error::MultipleElements`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]    --> src/lib.rs:350:40
[INFO] [stdout]     |
[INFO] [stdout] 350 |                     Err(single::Error::MultipleElements) => Err((
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated trait `single::Single`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]   --> src/lib.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 | use single::Single;
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `single::Error::NoElements`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]   --> src/lib.rs:76:44
[INFO] [stdout]    |
[INFO] [stdout] 76 | ...                   single::Error::NoElements => "none",
[INFO] [stdout]    |                                      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `single::Error::MultipleElements`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]   --> src/lib.rs:77:44
[INFO] [stdout]    |
[INFO] [stdout] 77 | ...                   single::Error::MultipleElements => "multiple",
[INFO] [stdout]    |                                      ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `single::Error::NoElements`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]    --> src/lib.rs:207:32
[INFO] [stdout]     |
[INFO] [stdout] 207 |             Err(single::Error::NoElements) => Some(ParseKind::Outer),
[INFO] [stdout]     |                                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `single::Error::MultipleElements`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]    --> src/lib.rs:208:32
[INFO] [stdout]     |
[INFO] [stdout] 208 |             Err(single::Error::MultipleElements) => Err((
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `single::Error::NoElements`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]    --> src/lib.rs:345:40
[INFO] [stdout]     |
[INFO] [stdout] 345 |                     Err(single::Error::NoElements) => Ok(quote! {
[INFO] [stdout]     |                                        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit variant `single::Error::MultipleElements`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]    --> src/lib.rs:350:40
[INFO] [stdout]     |
[INFO] [stdout] 350 |                     Err(single::Error::MultipleElements) => Err((
[INFO] [stdout]     |                                        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `single::Single::single`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]   --> src/lib.rs:69:14
[INFO] [stdout]    |
[INFO] [stdout] 69 |             .single()
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `single::Single::single`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]   --> src/lib.rs:69:14
[INFO] [stdout]    |
[INFO] [stdout] 69 |             .single()
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `single::Single::single`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]    --> src/lib.rs:205:62
[INFO] [stdout]     |
[INFO] [stdout] 205 |         1 => match attrs.iter().flat_map(|attr| attr.rule()).single() {
[INFO] [stdout]     |                                                              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `single::Single::single`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]    --> src/lib.rs:205:62
[INFO] [stdout]     |
[INFO] [stdout] 205 |         1 => match attrs.iter().flat_map(|attr| attr.rule()).single() {
[INFO] [stdout]     |                                                              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `single::Single::single`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]    --> src/lib.rs:338:76
[INFO] [stdout]     |
[INFO] [stdout] 338 |                 None => match attrs.iter().filter_map(PestAttribute::rule).single() {
[INFO] [stdout]     |                                                                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `single::Single::single`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stdout]    --> src/lib.rs:338:76
[INFO] [stdout]     |
[INFO] [stdout] 338 |                 None => match attrs.iter().filter_map(PestAttribute::rule).single() {
[INFO] [stdout]     |                                                                            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "cfe8609116b446048f30cc9dbe6c54f72afba7ba21de3a2ade498a89a9547fbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfe8609116b446048f30cc9dbe6c54f72afba7ba21de3a2ade498a89a9547fbc", kill_on_drop: false }`
[INFO] [stdout] cfe8609116b446048f30cc9dbe6c54f72afba7ba21de3a2ade498a89a9547fbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2154488b4904c8f9a883cff144d3b689e924cc84f8c4d8dd65117aab18b571e7
[INFO] running `Command { std: "docker" "start" "-a" "2154488b4904c8f9a883cff144d3b689e924cc84f8c4d8dd65117aab18b571e7", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated crate `single`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stderr]  --> src/lib.rs:7:1
[INFO] [stderr]   |
[INFO] [stderr] 7 | extern crate single;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated trait `single::Single`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stderr]   --> src/lib.rs:14:13
[INFO] [stderr]    |
[INFO] [stderr] 14 | use single::Single;
[INFO] [stderr]    |             ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated unit variant `single::Error::NoElements`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stderr]   --> src/lib.rs:76:44
[INFO] [stderr]    |
[INFO] [stderr] 76 | ...                   single::Error::NoElements => "none",
[INFO] [stderr]    |                                      ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated unit variant `single::Error::MultipleElements`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stderr]   --> src/lib.rs:77:44
[INFO] [stderr]    |
[INFO] [stderr] 77 | ...                   single::Error::MultipleElements => "multiple",
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated unit variant `single::Error::NoElements`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stderr]    --> src/lib.rs:207:32
[INFO] [stderr]     |
[INFO] [stderr] 207 |             Err(single::Error::NoElements) => Some(ParseKind::Outer),
[INFO] [stderr]     |                                ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated unit variant `single::Error::MultipleElements`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stderr]    --> src/lib.rs:208:32
[INFO] [stderr]     |
[INFO] [stderr] 208 |             Err(single::Error::MultipleElements) => Err((
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated unit variant `single::Error::NoElements`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stderr]    --> src/lib.rs:345:40
[INFO] [stderr]     |
[INFO] [stderr] 345 |                     Err(single::Error::NoElements) => Ok(quote! {
[INFO] [stderr]     |                                        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated unit variant `single::Error::MultipleElements`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stderr]    --> src/lib.rs:350:40
[INFO] [stderr]     |
[INFO] [stderr] 350 |                     Err(single::Error::MultipleElements) => Err((
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `single::Single::single`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stderr]   --> src/lib.rs:69:14
[INFO] [stderr]    |
[INFO] [stderr] 69 |             .single()
[INFO] [stderr]    |              ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `single::Single::single`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stderr]    --> src/lib.rs:205:62
[INFO] [stderr]     |
[INFO] [stderr] 205 |         1 => match attrs.iter().flat_map(|attr| attr.rule()).single() {
[INFO] [stderr]     |                                                              ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `single::Single::single`: use [`Itertools::at_most_one`](https://docs.rs/itertools/latest/itertools/trait.Itertools.html#method.at_most_one) instead
[INFO] [stderr]    --> src/lib.rs:338:76
[INFO] [stderr]     |
[INFO] [stderr] 338 |                 None => match attrs.iter().filter_map(PestAttribute::rule).single() {
[INFO] [stderr]     |                                                                            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `pest-deconstruct-derive` (lib) generated 11 warnings
[INFO] [stderr] warning: `pest-deconstruct-derive` (lib test) generated 11 warnings (11 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/derive-a4359100574c52a6)
[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 derive
[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] running `Command { std: "docker" "inspect" "2154488b4904c8f9a883cff144d3b689e924cc84f8c4d8dd65117aab18b571e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2154488b4904c8f9a883cff144d3b689e924cc84f8c4d8dd65117aab18b571e7", kill_on_drop: false }`
[INFO] [stdout] 2154488b4904c8f9a883cff144d3b689e924cc84f8c4d8dd65117aab18b571e7
