[INFO] fetching crate amber 0.5.4...
[INFO] documenting amber-0.5.4 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate amber 0.5.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate amber 0.5.4 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate amber 0.5.4
[INFO] finished tweaking crates.io crate amber 0.5.4
[INFO] tweaked toml for crates.io crate amber 0.5.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate amber 0.5.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72805eb39f6b5be105d0f790c1148255baebe17ff46ac37b947a9cc8a3fa8c89
[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" "72805eb39f6b5be105d0f790c1148255baebe17ff46ac37b947a9cc8a3fa8c89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72805eb39f6b5be105d0f790c1148255baebe17ff46ac37b947a9cc8a3fa8c89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72805eb39f6b5be105d0f790c1148255baebe17ff46ac37b947a9cc8a3fa8c89", kill_on_drop: false }`
[INFO] [stdout] 72805eb39f6b5be105d0f790c1148255baebe17ff46ac37b947a9cc8a3fa8c89
[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-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4436005f141145ff0146d66b2fc26fb9f6a132cdbbb72cd8304e5e81bf78f375
[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" "4436005f141145ff0146d66b2fc26fb9f6a132cdbbb72cd8304e5e81bf78f375", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking rlibc v1.0.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking memchr v2.3.3
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]     Checking maybe-uninit v2.0.0
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking crossbeam-epoch v0.4.3
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking getch v0.2.1
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.3.6
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]     Checking crossbeam-channel v0.1.3
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking ctrlc v3.1.4
[INFO] [stderr]     Checking amber v0.5.4 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting amber v0.5.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `Experimental`
[INFO] [stdout]   --> src/ambr.rs:63:10
[INFO] [stdout]    |
[INFO] [stdout] 63 |     /// [Experimental] Minimum size for using mmap
[INFO] [stdout]    |          ^^^^^^^^^^^^ the module `ambr` contains no item named `Experimental`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(broken_intra_doc_links)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Experimental`
[INFO] [stdout]    --> src/ambr.rs:187:10
[INFO] [stdout]     |
[INFO] [stdout] 187 |     /// [Experimental] Enable TBM matcher
[INFO] [stdout]     |          ^^^^^^^^^^^^ the module `ambr` contains no item named `Experimental`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Experimental`
[INFO] [stdout]    --> src/ambr.rs:191:10
[INFO] [stdout]     |
[INFO] [stdout] 191 |     /// [Experimental] Enable SSE 4.2
[INFO] [stdout]     |          ^^^^^^^^^^^^ the module `ambr` contains no item named `Experimental`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Experimental`
[INFO] [stdout]   --> src/ambs.rs:55:10
[INFO] [stdout]    |
[INFO] [stdout] 55 |     /// [Experimental] Minimum size for using mmap
[INFO] [stdout]    |          ^^^^^^^^^^^^ the module `ambs` contains no item named `Experimental`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(broken_intra_doc_links)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Experimental`
[INFO] [stdout]    --> src/ambs.rs:171:10
[INFO] [stdout]     |
[INFO] [stdout] 171 |     /// [Experimental] Enable TBM matcher
[INFO] [stdout]     |          ^^^^^^^^^^^^ the module `ambs` contains no item named `Experimental`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Experimental`
[INFO] [stdout]    --> src/ambs.rs:175:10
[INFO] [stdout]     |
[INFO] [stdout] 175 |     /// [Experimental] Enable SSE 4.2
[INFO] [stdout]     |          ^^^^^^^^^^^^ the module `ambs` contains no item named `Experimental`
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "4436005f141145ff0146d66b2fc26fb9f6a132cdbbb72cd8304e5e81bf78f375", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4436005f141145ff0146d66b2fc26fb9f6a132cdbbb72cd8304e5e81bf78f375", kill_on_drop: false }`
[INFO] [stdout] 4436005f141145ff0146d66b2fc26fb9f6a132cdbbb72cd8304e5e81bf78f375
