[INFO] fetching crate rson_rs 0.2.1...
[INFO] documenting rson_rs-0.2.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate rson_rs 0.2.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate rson_rs 0.2.1 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 rson_rs 0.2.1
[INFO] finished tweaking crates.io crate rson_rs 0.2.1
[INFO] tweaked toml for crates.io crate rson_rs 0.2.1 written to /workspace/builds/worker-5/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "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-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] 74e20548eecdc678a1b3e2bffb709fa1644023f130db736d491f4fbe7f816183
[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" "74e20548eecdc678a1b3e2bffb709fa1644023f130db736d491f4fbe7f816183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74e20548eecdc678a1b3e2bffb709fa1644023f130db736d491f4fbe7f816183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74e20548eecdc678a1b3e2bffb709fa1644023f130db736d491f4fbe7f816183", kill_on_drop: false }`
[INFO] [stdout] 74e20548eecdc678a1b3e2bffb709fa1644023f130db736d491f4fbe7f816183
[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] 8a4e438a86693e6f6e1bbef83e379cdf727666c81c5882cd3c00ebc018c0850c
[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" "8a4e438a86693e6f6e1bbef83e379cdf727666c81c5882cd3c00ebc018c0850c", kill_on_drop: false }`
[INFO] [stderr]  Documenting rson_rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/de/mod.rs:123:18
[INFO] [stdout]     |
[INFO] [stdout] 123 |             b'0' ... b'9' | b'+' | b'-' | b'.' => self.deserialize_f64(visitor),
[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]    --> src/parse.rs:326:26
[INFO] [stdout]     |
[INFO] [stdout] 326 |                 c @ b'0' ... b'9' => n * 16_u16 + ((c as u16) - (b'0' as u16)),
[INFO] [stdout]     |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parse.rs:356:28
[INFO] [stdout]     |
[INFO] [stdout] 356 |                     0xDC00 ... 0xDFFF => {
[INFO] [stdout]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/parse.rs:360:33
[INFO] [stdout]     |
[INFO] [stdout] 360 |                     n1 @ 0xD800 ... 0xDBFF => {
[INFO] [stdout]     |                                 ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.88s
[INFO] running `Command { std: "docker" "inspect" "8a4e438a86693e6f6e1bbef83e379cdf727666c81c5882cd3c00ebc018c0850c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a4e438a86693e6f6e1bbef83e379cdf727666c81c5882cd3c00ebc018c0850c", kill_on_drop: false }`
[INFO] [stdout] 8a4e438a86693e6f6e1bbef83e379cdf727666c81c5882cd3c00ebc018c0850c