[INFO] fetching crate solana-sys-tuner 1.3.5...
[INFO] documenting solana-sys-tuner-1.3.5 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate solana-sys-tuner 1.3.5 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate solana-sys-tuner 1.3.5 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 solana-sys-tuner 1.3.5
[INFO] finished tweaking crates.io crate solana-sys-tuner 1.3.5
[INFO] tweaked toml for crates.io crate solana-sys-tuner 1.3.5 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate solana-sys-tuner 1.3.5 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] df9cefe6369cbbd04311fd89211237af3a2ab5206db97afc2227a8c2821148e1
[INFO] running `Command { std: "docker" "start" "-a" "df9cefe6369cbbd04311fd89211237af3a2ab5206db97afc2227a8c2821148e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df9cefe6369cbbd04311fd89211237af3a2ab5206db97afc2227a8c2821148e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df9cefe6369cbbd04311fd89211237af3a2ab5206db97afc2227a8c2821148e1", kill_on_drop: false }`
[INFO] [stdout] df9cefe6369cbbd04311fd89211237af3a2ab5206db97afc2227a8c2821148e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 1af8b899f26cbf0dea12f7f65099206f02c7db8ad54b76d98aeb2ae72faa97ac
[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" "1af8b899f26cbf0dea12f7f65099206f02c7db8ad54b76d98aeb2ae72faa97ac", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: output filename collision.
[INFO] [stderr] The bin target `solana-sys-tuner` in package `solana-sys-tuner v1.3.5 (/opt/rustwide/workdir)` has the same output filename as the lib target `solana_sys_tuner` in package `solana-sys-tuner v1.3.5 (/opt/rustwide/workdir)`.
[INFO] [stderr] Colliding filename is: /opt/rustwide/target/doc/solana_sys_tuner/index.html
[INFO] [stderr] The output filenames should be unique.
[INFO] [stderr] This is a known bug where multiple crates with the same name use
[INFO] [stderr] the same path; see <https://github.com/rust-lang/cargo/issues/6313>.
[INFO] [stderr] If this looks unexpected, it may be a bug in Cargo. Please file a bug report at
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/ with as much information as you
[INFO] [stderr] can provide.
[INFO] [stderr] cargo 1.47.0-beta (51b66125b 2020-08-19) running on `x86_64-unknown-linux-gnu` target `x86_64-unknown-linux-gnu`
[INFO] [stderr] First unit: Unit { pkg: Package { id: PackageId { name: "solana-sys-tuner", version: "1.3.5", source: "/opt/rustwide/workdir" }, ..: ".." }, target: TargetInner { name: "solana-sys-tuner", doc: true, ..: with_path("/opt/rustwide/workdir/src/main.rs", Edition2018) }, profile: Profile { name: "doc", debuginfo: Some(2), debug_assertions: true, overflow_checks: true, ..: default() }, kind: Host, mode: Doc { deps: false }, features: [] }
[INFO] [stderr] Second unit: Unit { pkg: Package { id: PackageId { name: "solana-sys-tuner", version: "1.3.5", source: "/opt/rustwide/workdir" }, ..: ".." }, target: TargetInner { ..: lib_target("solana_sys_tuner", ["lib"], "/opt/rustwide/workdir/src/lib.rs", Edition2018) }, profile: Profile { name: "doc", debuginfo: Some(2), debug_assertions: true, overflow_checks: true, ..: default() }, kind: Host, mode: Doc { deps: false }, features: [] }
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling solana-sdk v1.3.5
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking console v0.11.3
[INFO] [stderr]    Compiling solana-sdk-macro v1.3.5
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]    Compiling solana-sdk-macro-frozen-abi v1.3.5
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling cc v1.0.49
[INFO] [stderr]     Checking solana-logger v1.3.5
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking curve25519-dalek v2.1.0
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-uds v0.2.7
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking syn v0.15.44
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling ring v0.16.12
[INFO] [stderr]    Compiling hidapi v1.2.3
[INFO] [stderr]     Checking dialoguer v0.6.2
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking webpki v0.21.2
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking ed25519 v1.0.1
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking bv v0.11.1
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking generic-array v0.14.4
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.4
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking tiny-bip39 v0.7.3
[INFO] [stderr]     Checking sysctl v0.4.0
[INFO] [stderr]     Checking tokio-rustls v0.14.0
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking hyper-rustls v0.21.0
[INFO] [stderr]     Checking reqwest v0.10.8
[INFO] [stderr]     Checking solana-crate-features v1.3.5
[INFO] [stderr]     Checking solana-remote-wallet v1.3.5
[INFO] [stderr]     Checking solana-version v1.3.5
[INFO] [stderr]     Checking solana-clap-utils v1.3.5
[INFO] [stderr]     Checking solana-sys-tuner v1.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting solana-sys-tuner v1.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 23s
[INFO] running `Command { std: "docker" "inspect" "1af8b899f26cbf0dea12f7f65099206f02c7db8ad54b76d98aeb2ae72faa97ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1af8b899f26cbf0dea12f7f65099206f02c7db8ad54b76d98aeb2ae72faa97ac", kill_on_drop: false }`
[INFO] [stdout] 1af8b899f26cbf0dea12f7f65099206f02c7db8ad54b76d98aeb2ae72faa97ac