[INFO] cloning repository https://github.com/fitzgen/cool-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fitzgen/cool-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffitzgen%2Fcool-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffitzgen%2Fcool-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ea20b7cd01d2d73d3d2e4ff29579c7d786342b58
[INFO] documenting fitzgen/cool-rs against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffitzgen%2Fcool-rs" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fitzgen/cool-rs on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fitzgen/cool-rs
[INFO] finished tweaking git repo https://github.com/fitzgen/cool-rs
[INFO] tweaked toml for git repo https://github.com/fitzgen/cool-rs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/fitzgen/cool-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c4c27bcbdbe4fe691527e998a70e0cd6dd7386e1b79db21a16ff882d9fa72e8
[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" "5c4c27bcbdbe4fe691527e998a70e0cd6dd7386e1b79db21a16ff882d9fa72e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c4c27bcbdbe4fe691527e998a70e0cd6dd7386e1b79db21a16ff882d9fa72e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c4c27bcbdbe4fe691527e998a70e0cd6dd7386e1b79db21a16ff882d9fa72e8", kill_on_drop: false }`
[INFO] [stdout] 5c4c27bcbdbe4fe691527e998a70e0cd6dd7386e1b79db21a16ff882d9fa72e8
[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" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac2182abc10ef773d596ce4637557f8fdc50fca1a0fd3cdadcff877484d87a02
[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" "ac2182abc10ef773d596ce4637557f8fdc50fca1a0fd3cdadcff877484d87a02", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling lalrpop-util v0.16.2
[INFO] [stderr]     Checking id-arena v2.0.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.3
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling ena v0.10.1
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]     Checking memchr v2.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]    Compiling structopt-derive v0.2.13
[INFO] [stderr]    Compiling block-buffer v0.7.0
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]     Checking structopt v0.2.13
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]     Checking regex v1.0.6
[INFO] [stderr]    Compiling docopt v1.0.2
[INFO] [stderr]    Compiling lalrpop v0.16.2
[INFO] [stderr]    Compiling cool-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> build.rs:30:20
[INFO] [stdout]    |
[INFO] [stdout] 30 |                 'a'...'z' | 'A'...'Z' | '0'...'9' => c,
[INFO] [stdout]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> build.rs:30:32
[INFO] [stdout]    |
[INFO] [stdout] 30 |                 'a'...'z' | 'A'...'Z' | '0'...'9' => c,
[INFO] [stdout]    |                                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> build.rs:30:44
[INFO] [stdout]    |
[INFO] [stdout] 30 |                 'a'...'z' | 'A'...'Z' | '0'...'9' => c,
[INFO] [stdout]    |                                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> build.rs:66:20
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 'a'...'z' | 'A'...'Z' | '0'...'9' => c,
[INFO] [stdout]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> build.rs:66:32
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 'a'...'z' | 'A'...'Z' | '0'...'9' => c,
[INFO] [stdout]    |                                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> build.rs:66:44
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 'a'...'z' | 'A'...'Z' | '0'...'9' => c,
[INFO] [stdout]    |                                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> build.rs:104:20
[INFO] [stdout]     |
[INFO] [stdout] 104 |                 'a'...'z' | 'A'...'Z' | '0'...'9' => c,
[INFO] [stdout]     |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> build.rs:104:32
[INFO] [stdout]     |
[INFO] [stdout] 104 |                 'a'...'z' | 'A'...'Z' | '0'...'9' => c,
[INFO] [stdout]     |                                ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> build.rs:104:44
[INFO] [stdout]     |
[INFO] [stdout] 104 |                 'a'...'z' | 'A'...'Z' | '0'...'9' => c,
[INFO] [stdout]     |                                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting cool-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 16s
[INFO] running `Command { std: "docker" "inspect" "ac2182abc10ef773d596ce4637557f8fdc50fca1a0fd3cdadcff877484d87a02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac2182abc10ef773d596ce4637557f8fdc50fca1a0fd3cdadcff877484d87a02", kill_on_drop: false }`
[INFO] [stdout] ac2182abc10ef773d596ce4637557f8fdc50fca1a0fd3cdadcff877484d87a02