[INFO] crate mango 0.3.0 is already in cache
[INFO] checking mango-0.3.0 against master#3dbade652ed8ebac70f903e01f51cd92c4e4302c for pr-69880
[INFO] extracting crate mango 0.3.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate mango 0.3.0 on toolchain 3dbade652ed8ebac70f903e01f51cd92c4e4302c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mango 0.3.0
[INFO] finished tweaking crates.io crate mango 0.3.0
[INFO] tweaked toml for crates.io crate mango 0.3.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f78dbd03bfe9242a66f39bda0dd906552d18408c36d8bab1fac33f731ba7fbd0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "f78dbd03bfe9242a66f39bda0dd906552d18408c36d8bab1fac33f731ba7fbd0"`
[INFO] [stderr]     Checking string-interner v0.7.1
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking mango v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `::pest::iterators::Pairs`
[INFO] [stderr]  --> src/pestparser/parser.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use ::pest::iterators::Pairs;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `::pest::iterators::Pairs`
[INFO] [stderr]  --> src/pestparser/parser.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use ::pest::iterators::Pairs;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/pestparser/parser.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     assert_eq!(Rule::number, parse_string("-3.1415").unwrap());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected enum `pestparser::parser::Rule`, found struct `pest::iterators::Tokens`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected enum `pestparser::parser::Rule`
[INFO] [stderr]             found struct `pest::iterators::Tokens<'_, pestparser::parser::Rule, >`
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: could not compile `mango`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f78dbd03bfe9242a66f39bda0dd906552d18408c36d8bab1fac33f731ba7fbd0"`
[INFO] running `"docker" "rm" "-f" "f78dbd03bfe9242a66f39bda0dd906552d18408c36d8bab1fac33f731ba7fbd0"`
[INFO] [stdout] f78dbd03bfe9242a66f39bda0dd906552d18408c36d8bab1fac33f731ba7fbd0