[INFO] fetching crate pear_codegen 0.2.0...
[INFO] testing pear_codegen-0.2.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate pear_codegen 0.2.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate pear_codegen 0.2.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pear_codegen 0.2.0
[INFO] finished tweaking crates.io crate pear_codegen 0.2.0
[INFO] tweaked toml for crates.io crate pear_codegen 0.2.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 894cbca109e8845142e128d006ebeda3ccde8ee79ff2c0ef3ab12ced45d38408
[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" "894cbca109e8845142e128d006ebeda3ccde8ee79ff2c0ef3ab12ced45d38408", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "894cbca109e8845142e128d006ebeda3ccde8ee79ff2c0ef3ab12ced45d38408", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "894cbca109e8845142e128d006ebeda3ccde8ee79ff2c0ef3ab12ced45d38408", kill_on_drop: false }`
[INFO] [stdout] 894cbca109e8845142e128d006ebeda3ccde8ee79ff2c0ef3ab12ced45d38408
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 954b2ea4373db60fc73e1b274e25c65b21c2c2e98d590cf76a904cf4760650d2
[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" "954b2ea4373db60fc73e1b274e25c65b21c2c2e98d590cf76a904cf4760650d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling yansi v0.5.0
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.9.1
[INFO] [stderr]    Compiling pear_codegen v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.01s
[INFO] running `Command { std: "docker" "inspect" "954b2ea4373db60fc73e1b274e25c65b21c2c2e98d590cf76a904cf4760650d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "954b2ea4373db60fc73e1b274e25c65b21c2c2e98d590cf76a904cf4760650d2", kill_on_drop: false }`
[INFO] [stdout] 954b2ea4373db60fc73e1b274e25c65b21c2c2e98d590cf76a904cf4760650d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 476e05222b1080dbec061080837b11480ff5c2555984ffecc003cf2b2bb827bd
[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" "476e05222b1080dbec061080837b11480ff5c2555984ffecc003cf2b2bb827bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling pear_codegen v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "476e05222b1080dbec061080837b11480ff5c2555984ffecc003cf2b2bb827bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "476e05222b1080dbec061080837b11480ff5c2555984ffecc003cf2b2bb827bd", kill_on_drop: false }`
[INFO] [stdout] 476e05222b1080dbec061080837b11480ff5c2555984ffecc003cf2b2bb827bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 76f39972d1bb08946823c76e8f9f3cd0e103c5fb4791b72ec9b83aaac0eacaf1
[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" "76f39972d1bb08946823c76e8f9f3cd0e103c5fb4791b72ec9b83aaac0eacaf1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pear_codegen-4b4320ff6b2c17e6
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pear_codegen
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - parser (line 310) ... ignored
[INFO] [stdout] test src/lib.rs - switch (line 379) ... ignored
[INFO] [stdout] test src/lib.rs - parser (line 333) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - parser (line 333) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `pear`
[INFO] [stdout]  --> src/lib.rs:336:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use pear::parsers::*;
[INFO] [stdout]   |     ^^^^ use of undeclared crate or module `pear`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `pear`
[INFO] [stdout]  --> src/lib.rs:334:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use pear::input::{Pear, Text, Result};
[INFO] [stdout]   |     ^^^^ use of undeclared crate or module `pear`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `pear`
[INFO] [stdout]  --> src/lib.rs:335:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use pear::macros::{parser, parse};
[INFO] [stdout]   |     ^^^^ use of undeclared crate or module `pear`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `pear`
[INFO] [stdout]  --> src/lib.rs:338:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use pear::macros::parse_declare;
[INFO] [stdout]   |     ^^^^ use of undeclared crate or module `pear`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved imports `pear::input::Pear`, `pear::input::Text`, `pear::input::Result`, `pear::macros::parser`, `pear::macros::parse`, `pear::macros::parse_declare`
[INFO] [stdout]  --> src/lib.rs:334:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use pear::input::{Pear, Text, Result};
[INFO] [stdout]   |                   ^^^^  ^^^^  ^^^^^^
[INFO] [stdout] 4 | use pear::macros::{parser, parse};
[INFO] [stdout]   |                    ^^^^^^  ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 7 | use pear::macros::parse_declare;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `parse_declare` in this scope
[INFO] [stdout]  --> src/lib.rs:339:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | parse_declare!(Input<'a>(Token = char, Slice = &'a str, Many = &'a str));
[INFO] [stdout]   | ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `parser` in this scope
[INFO] [stdout]   --> src/lib.rs:341:3
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[parser]
[INFO] [stdout]    |   ^^^^^^ help: a built-in attribute with a similar name exists: `marker`
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `parse` in this scope
[INFO] [stdout]   --> src/lib.rs:351:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | let x = parse!(ab_in_dots: Text::from(".abba."));
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `parse` in this scope
[INFO] [stdout]   --> src/lib.rs:354:9
[INFO] [stdout]    |
[INFO] [stdout] 23 | let x = parse!(ab_in_dots: Text::from(".ba."));
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `parse` in this scope
[INFO] [stdout]   --> src/lib.rs:357:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | let x = parse!(ab_in_dots: Text::from("..."));
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `Input` in this scope
[INFO] [stdout]   --> src/lib.rs:342:22
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn ab_in_dots<'a, I: Input<'a>>(input: &mut Pear<I>) -> Result<&'a str, I> {
[INFO] [stdout]    |                      ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Pear` in this scope
[INFO] [stdout]   --> src/lib.rs:342:45
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn ab_in_dots<'a, I: Input<'a>>(input: &mut Pear<I>) -> Result<&'a str, I> {
[INFO] [stdout]    |                                             ^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `eat` in this scope
[INFO] [stdout]   --> src/lib.rs:343:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     eat('.')?;
[INFO] [stdout]    |     ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `take_while` in this scope
[INFO] [stdout]   --> src/lib.rs:344:18
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let inside = take_while(|&c| c == 'a' || c == 'b')?;
[INFO] [stdout]    |                  ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `eat` in this scope
[INFO] [stdout]   --> src/lib.rs:345:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     eat('.')?;
[INFO] [stdout]    |     ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 15 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0412, E0425, E0432, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - parser (line 333)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "76f39972d1bb08946823c76e8f9f3cd0e103c5fb4791b72ec9b83aaac0eacaf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76f39972d1bb08946823c76e8f9f3cd0e103c5fb4791b72ec9b83aaac0eacaf1", kill_on_drop: false }`
[INFO] [stdout] 76f39972d1bb08946823c76e8f9f3cd0e103c5fb4791b72ec9b83aaac0eacaf1