[INFO] fetching crate pest-ast 0.3.3...
[INFO] testing pest-ast-0.3.3 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate pest-ast 0.3.3 into /workspace/builds/worker-98/source
[INFO] validating manifest of crates.io crate pest-ast 0.3.3 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pest-ast 0.3.3
[INFO] finished tweaking crates.io crate pest-ast 0.3.3
[INFO] tweaked toml for crates.io crate pest-ast 0.3.3 written to /workspace/builds/worker-98/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
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[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] running `Command { std: "docker" "inspect" "93d0b6ac74eb7932df8e8ed5497a742fd796b267d57b918e82b95bbc4465d30f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93d0b6ac74eb7932df8e8ed5497a742fd796b267d57b918e82b95bbc4465d30f", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f058d2ef2f6a03ce368c80175d7db2b726edbc8e398ae13b7511fd137b7c182b
[INFO] running `Command { std: "docker" "start" "-a" "f058d2ef2f6a03ce368c80175d7db2b726edbc8e398ae13b7511fd137b7c182b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling single v1.0.0
[INFO] [stderr]    Compiling pest-ast v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.64s
[INFO] running `Command { std: "docker" "inspect" "f058d2ef2f6a03ce368c80175d7db2b726edbc8e398ae13b7511fd137b7c182b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f058d2ef2f6a03ce368c80175d7db2b726edbc8e398ae13b7511fd137b7c182b", kill_on_drop: false }`
[INFO] [stdout] f058d2ef2f6a03ce368c80175d7db2b726edbc8e398ae13b7511fd137b7c182b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e85cd6a859eb3a3cdb5a8bbb7ff8a4578ae0c556aef82a2c4f3468c5bc8ce5f5
[INFO] running `Command { std: "docker" "start" "-a" "e85cd6a859eb3a3cdb5a8bbb7ff8a4578ae0c556aef82a2c4f3468c5bc8ce5f5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling from-pest v0.3.1
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling pest-ast v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `span`
[INFO] [stdout]   --> examples/simple_enum_derives.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     span: pest::Span<'pest>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `span`
[INFO] [stdout]   --> examples/simple_enum_derives.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     span: pest::Span<'pest>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `span`
[INFO] [stdout]   --> examples/simple_enum_derives.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     span: pest::Span<'pest>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `abc`
[INFO] [stdout]   --> examples/simple_enum_derives.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     abc: Vec<abc<'pest>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `span`
[INFO] [stdout]   --> examples/simple_struct_derives.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     span: pest::Span<'pest>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `a`
[INFO] [stdout]   --> examples/simple_struct_derives.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     a: Vec<a<'pest>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `b`
[INFO] [stdout]   --> examples/simple_struct_derives.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     b: Vec<b<'pest>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `c`
[INFO] [stdout]   --> examples/simple_struct_derives.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     c: Vec<c<'pest>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `span`
[INFO] [stdout]   --> examples/simple_struct_derives.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     span: pest::Span<'pest>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `span`
[INFO] [stdout]   --> examples/simple_struct_derives.rs:38:5
[INFO] [stdout]    |
[INFO] [stdout] 38 |     span: pest::Span<'pest>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `span`
[INFO] [stdout]   --> examples/simple_struct_derives.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     span: pest::Span<'pest>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.34s
[INFO] running `Command { std: "docker" "inspect" "e85cd6a859eb3a3cdb5a8bbb7ff8a4578ae0c556aef82a2c4f3468c5bc8ce5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e85cd6a859eb3a3cdb5a8bbb7ff8a4578ae0c556aef82a2c4f3468c5bc8ce5f5", kill_on_drop: false }`
[INFO] [stdout] e85cd6a859eb3a3cdb5a8bbb7ff8a4578ae0c556aef82a2c4f3468c5bc8ce5f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-98/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7db0137dbe668990adbc4c59cac59f432e96821dcd40ec9057d56226f9914dad
[INFO] running `Command { std: "docker" "start" "-a" "7db0137dbe668990adbc4c59cac59f432e96821dcd40ec9057d56226f9914dad", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `span`
[INFO] [stderr]   --> examples/simple_struct_derives.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     span: pest::Span<'pest>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `a`
[INFO] [stderr]   --> examples/simple_struct_derives.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     a: Vec<a<'pest>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `b`
[INFO] [stderr]   --> examples/simple_struct_derives.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     b: Vec<b<'pest>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `c`
[INFO] [stderr]   --> examples/simple_struct_derives.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     c: Vec<c<'pest>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `span`
[INFO] [stderr]   --> examples/simple_struct_derives.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     span: pest::Span<'pest>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `span`
[INFO] [stderr]   --> examples/simple_struct_derives.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 |     span: pest::Span<'pest>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `span`
[INFO] [stderr]   --> examples/simple_struct_derives.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     span: pest::Span<'pest>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `span`
[INFO] [stderr]   --> examples/simple_enum_derives.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     span: pest::Span<'pest>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `span`
[INFO] [stderr]   --> examples/simple_enum_derives.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     span: pest::Span<'pest>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `span`
[INFO] [stderr]   --> examples/simple_enum_derives.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     span: pest::Span<'pest>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `abc`
[INFO] [stderr]   --> examples/simple_enum_derives.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     abc: Vec<abc<'pest>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `pest-ast` (example "simple_struct_derives") generated 7 warnings
[INFO] [stderr] warning: `pest-ast` (example "simple_enum_derives") generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pest_ast-a4d8f235f51378a3)
[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 pest_ast
[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" "7db0137dbe668990adbc4c59cac59f432e96821dcd40ec9057d56226f9914dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7db0137dbe668990adbc4c59cac59f432e96821dcd40ec9057d56226f9914dad", kill_on_drop: false }`
[INFO] [stdout] 7db0137dbe668990adbc4c59cac59f432e96821dcd40ec9057d56226f9914dad