[INFO] fetching crate robin_core 0.4.13...
[INFO] testing robin_core-0.4.13 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate robin_core 0.4.13 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate robin_core 0.4.13 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate robin_core 0.4.13
[INFO] finished tweaking crates.io crate robin_core 0.4.13
[INFO] tweaked toml for crates.io crate robin_core 0.4.13 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6cc581b7fdc5cf82327730373328ab2e5181a74dc713537b7d41487789d9865b
[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" "6cc581b7fdc5cf82327730373328ab2e5181a74dc713537b7d41487789d9865b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cc581b7fdc5cf82327730373328ab2e5181a74dc713537b7d41487789d9865b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cc581b7fdc5cf82327730373328ab2e5181a74dc713537b7d41487789d9865b", kill_on_drop: false }`
[INFO] [stdout] 6cc581b7fdc5cf82327730373328ab2e5181a74dc713537b7d41487789d9865b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4112b52f350396894ea72d3795ac90887e95beb2ab08ef5fd4b29cd0385d13f8
[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" "4112b52f350396894ea72d3795ac90887e95beb2ab08ef5fd4b29cd0385d13f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]    Compiling robin_core v0.4.13 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `pest::inputs`
[INFO] [stdout]  --> src/parser.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | use pest::inputs::StrInput;
[INFO] [stdout]   |           ^^^^^^ could not find `inputs` in `pest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `robin_core` due to 3 previous errors
[INFO] [stdout] error[E0107]: this struct takes 1 generic argument but 2 generic arguments were supplied
[INFO] [stdout]   --> src/parser.rs:16:28
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn parse_expression(input: Pair<Rule, StrInput>) -> Expression {
[INFO] [stdout]    |                            ^^^^       -------- help: remove this generic argument
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            expected 1 generic argument
[INFO] [stdout]    |
[INFO] [stdout] note: struct defined here, with 1 generic parameter: `R`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pest-1.0.6/src/iterators/pair.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub struct Pair<'i, R> {
[INFO] [stdout]    |            ^^^^     -
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0107, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0107`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4112b52f350396894ea72d3795ac90887e95beb2ab08ef5fd4b29cd0385d13f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4112b52f350396894ea72d3795ac90887e95beb2ab08ef5fd4b29cd0385d13f8", kill_on_drop: false }`
[INFO] [stdout] 4112b52f350396894ea72d3795ac90887e95beb2ab08ef5fd4b29cd0385d13f8