[INFO] fetching crate threescalers 0.8.0...
[INFO] documenting threescalers-0.8.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate threescalers 0.8.0 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate threescalers 0.8.0 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-29/source/.cargo/config
[INFO] started tweaking crates.io crate threescalers 0.8.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate threescalers 0.8.0
[INFO] tweaked toml for crates.io crate threescalers 0.8.0 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate crates.io crate threescalers 0.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db54c157bf15cf0e662ed2e6c22922fe9a78141b15b4d5538c32ce44a742eda9
[INFO] running `Command { std: "docker" "start" "-a" "db54c157bf15cf0e662ed2e6c22922fe9a78141b15b4d5538c32ce44a742eda9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db54c157bf15cf0e662ed2e6c22922fe9a78141b15b4d5538c32ce44a742eda9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db54c157bf15cf0e662ed2e6c22922fe9a78141b15b4d5538c32ce44a742eda9", kill_on_drop: false }`
[INFO] [stdout] db54c157bf15cf0e662ed2e6c22922fe9a78141b15b4d5538c32ce44a742eda9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4abbe45cc0b578c922caa662bda9c03c82b9a2e4777de0a3afa2383355acb4a6
[INFO] running `Command { std: "docker" "start" "-a" "4abbe45cc0b578c922caa662bda9c03c82b9a2e4777de0a3afa2383355acb4a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling threescalers v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking no-std-compat v0.4.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking serde-xml-rs v0.4.1
[INFO] [stderr]  Documenting threescalers v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.94s
[INFO] running `Command { std: "docker" "inspect" "4abbe45cc0b578c922caa662bda9c03c82b9a2e4777de0a3afa2383355acb4a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4abbe45cc0b578c922caa662bda9c03c82b9a2e4777de0a3afa2383355acb4a6", kill_on_drop: false }`
[INFO] [stdout] 4abbe45cc0b578c922caa662bda9c03c82b9a2e4777de0a3afa2383355acb4a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=1" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 789c48f79059de9d3e73f669b8f2d14270ef6ab3435e7a65536312c22ded2998
[INFO] running `Command { std: "docker" "start" "-a" "789c48f79059de9d3e73f669b8f2d14270ef6ab3435e7a65536312c22ded2998", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling threescalers v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking no-std-compat v0.4.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking serde-xml-rs v0.4.1
[INFO] [stderr]  Documenting threescalers v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.33s
[INFO] running `Command { std: "docker" "inspect" "789c48f79059de9d3e73f669b8f2d14270ef6ab3435e7a65536312c22ded2998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "789c48f79059de9d3e73f669b8f2d14270ef6ab3435e7a65536312c22ded2998", kill_on_drop: false }`
[INFO] [stdout] 789c48f79059de9d3e73f669b8f2d14270ef6ab3435e7a65536312c22ded2998