[INFO] fetching crate xc2par 0.0.2...
[INFO] documenting xc2par-0.0.2 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate xc2par 0.0.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate xc2par 0.0.2 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xc2par 0.0.2
[INFO] finished tweaking crates.io crate xc2par 0.0.2
[INFO] tweaked toml for crates.io crate xc2par 0.0.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate xc2par 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded slog-scope v4.0.1
[INFO] [stderr]   Downloaded isatty v0.1.8
[INFO] [stderr]   Downloaded slog v2.2.3
[INFO] [stderr]   Downloaded yosys-netlist-json v0.0.3
[INFO] [stderr]   Downloaded xc2bit v0.0.4
[INFO] [stderr]   Downloaded jedec v0.0.3
[INFO] [stderr]   Downloaded bittwiddler v0.0.2
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0b63a569f7c1f637267de5d559849e90e76e2cc2c2f38de4e10d5ff09edfbaa
[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" "f0b63a569f7c1f637267de5d559849e90e76e2cc2c2f38de4e10d5ff09edfbaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0b63a569f7c1f637267de5d559849e90e76e2cc2c2f38de4e10d5ff09edfbaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0b63a569f7c1f637267de5d559849e90e76e2cc2c2f38de4e10d5ff09edfbaa", kill_on_drop: false }`
[INFO] [stdout] f0b63a569f7c1f637267de5d559849e90e76e2cc2c2f38de4e10d5ff09edfbaa
[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" "RUSTDOCFLAGS=--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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 707b698502f0abb98058db1790fd7e60f8c66220ab27fb1b2d2e598519096f70
[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" "707b698502f0abb98058db1790fd7e60f8c66220ab27fb1b2d2e598519096f70", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]     Checking slog v2.2.3
[INFO] [stderr]     Checking serde v1.0.27
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]    Compiling xc2bit v0.0.4
[INFO] [stderr]     Checking byteorder v1.2.3
[INFO] [stderr]    Compiling xc2par v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking jedec v0.0.3
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking term v0.5.1
[INFO] [stderr]     Checking slog-scope v4.0.1
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking slog-stdlog v3.0.2
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking isatty v0.1.8
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]     Checking clap v2.31.2
[INFO] [stderr]     Checking chrono v0.4.2
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking slog-term v2.4.0
[INFO] [stderr]     Checking serde_json v1.0.9
[INFO] [stderr]    Compiling bittwiddler v0.0.2
[INFO] [stderr]     Checking yosys-netlist-json v0.0.3
[INFO] [stderr]  Documenting xc2par v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.68s
[INFO] running `Command { std: "docker" "inspect" "707b698502f0abb98058db1790fd7e60f8c66220ab27fb1b2d2e598519096f70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "707b698502f0abb98058db1790fd7e60f8c66220ab27fb1b2d2e598519096f70", kill_on_drop: false }`
[INFO] [stdout] 707b698502f0abb98058db1790fd7e60f8c66220ab27fb1b2d2e598519096f70