[INFO] fetching crate cio-api 0.1.2...
[INFO] testing cio-api-0.1.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate cio-api 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate cio-api 0.1.2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cio-api 0.1.2
[INFO] finished tweaking crates.io crate cio-api 0.1.2
[INFO] tweaked toml for crates.io crate cio-api 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded airtable-api v0.1.33
[INFO] [stderr]   Downloaded pandoc v0.8.5
[INFO] [stderr]   Downloaded html2text v0.1.14
[INFO] [stderr]   Downloaded chrono-humanize v0.0.11
[INFO] [stderr]   Downloaded google-drive v0.1.25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5dbef8f0dc4cae6b780a3c1aad552b97c8aa17cd105f7fd3e074e5338cb9dbbe
[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" "5dbef8f0dc4cae6b780a3c1aad552b97c8aa17cd105f7fd3e074e5338cb9dbbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dbef8f0dc4cae6b780a3c1aad552b97c8aa17cd105f7fd3e074e5338cb9dbbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dbef8f0dc4cae6b780a3c1aad552b97c8aa17cd105f7fd3e074e5338cb9dbbe", kill_on_drop: false }`
[INFO] [stdout] 5dbef8f0dc4cae6b780a3c1aad552b97c8aa17cd105f7fd3e074e5338cb9dbbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 725030055df42d3904aaec89a6d12f956bf5692140398615532a181d9b432cd2
[INFO] running `Command { std: "docker" "start" "-a" "725030055df42d3904aaec89a6d12f956bf5692140398615532a181d9b432cd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling schemars v0.8.3
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling pandoc v0.8.5
[INFO] [stderr]    Compiling serde_derive_internals v0.25.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling xml5ever v0.16.1
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pandoc-0.8.5/src/lib.rs:1046:14
[INFO] [stdout]      |
[INFO] [stdout] 1046 |             .intersperse(PATH_DELIMIT)
[INFO] [stdout]      |              ^^^^^^^^^^^ multiple `intersperse` found
[INFO] [stdout]      |
[INFO] [stdout]      = note: candidate #1 is defined in an impl of the trait `Iterator` for the type `std::iter::Chain<A, B>`
[INFO] [stdout]      = note: candidate #2 is defined in an impl of the trait `Itertools` for the type `T`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]      |
[INFO] [stdout] 1034 ~         let path: String = Iterator::intersperse(self
[INFO] [stdout] 1035 +             .latex_path_hint
[INFO] [stdout] 1036 +             .iter()
[INFO] [stdout] 1037 +             .chain(self.pandoc_path_hint.iter())
[INFO] [stdout] 1038 +             .map(|p| p.to_str().expect("non-utf8 path"))
[INFO] [stdout] 1039 +             .chain(PANDOC_PATH.iter().cloned())
[INFO] [stdout]    ...
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]      |
[INFO] [stdout] 1034 ~         let path: String = Itertools::intersperse(self
[INFO] [stdout] 1035 +             .latex_path_hint
[INFO] [stdout] 1036 +             .iter()
[INFO] [stdout] 1037 +             .chain(self.pandoc_path_hint.iter())
[INFO] [stdout] 1038 +             .map(|p| p.to_str().expect("non-utf8 path"))
[INFO] [stdout] 1039 +             .chain(PANDOC_PATH.iter().cloned())
[INFO] [stdout]    ...
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pandoc` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "725030055df42d3904aaec89a6d12f956bf5692140398615532a181d9b432cd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "725030055df42d3904aaec89a6d12f956bf5692140398615532a181d9b432cd2", kill_on_drop: false }`
[INFO] [stdout] 725030055df42d3904aaec89a6d12f956bf5692140398615532a181d9b432cd2