[INFO] fetching crate linicon-ffi 0.1.1...
[INFO] documenting linicon-ffi-0.1.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate linicon-ffi 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate linicon-ffi 0.1.1 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 linicon-ffi 0.1.1
[INFO] finished tweaking crates.io crate linicon-ffi 0.1.1
[INFO] tweaked toml for crates.io crate linicon-ffi 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "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" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cbindgen v0.13.2
[INFO] [stderr]   Downloaded linicon v0.1.1
[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] [stdout] 514665139ed334a464bd361a430278c7d465ba787564282a0133a3d2df379b86
[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" "514665139ed334a464bd361a430278c7d465ba787564282a0133a3d2df379b86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "514665139ed334a464bd361a430278c7d465ba787564282a0133a3d2df379b86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "514665139ed334a464bd361a430278c7d465ba787564282a0133a3d2df379b86", kill_on_drop: false }`
[INFO] [stdout] 514665139ed334a464bd361a430278c7d465ba787564282a0133a3d2df379b86
[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] 1d84a83d98b3ee4f508b6be5779cd8b04c52a83fc7a5d68d0d22ba90bb65f39d
[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" "1d84a83d98b3ee4f508b6be5779cd8b04c52a83fc7a5d68d0d22ba90bb65f39d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cbindgen v0.13.2
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking memchr v2.3.3
[INFO] [stderr]     Checking ryu v1.0.5
[INFO] [stderr]     Checking anyhow v1.0.32
[INFO] [stderr]     Checking libc v0.2.76
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking linicon v0.1.1
[INFO] [stderr]    Compiling linicon-ffi v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting linicon-ffi v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.80s
[INFO] running `Command { std: "docker" "inspect" "1d84a83d98b3ee4f508b6be5779cd8b04c52a83fc7a5d68d0d22ba90bb65f39d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d84a83d98b3ee4f508b6be5779cd8b04c52a83fc7a5d68d0d22ba90bb65f39d", kill_on_drop: false }`
[INFO] [stdout] 1d84a83d98b3ee4f508b6be5779cd8b04c52a83fc7a5d68d0d22ba90bb65f39d