[INFO] fetching crate qrs_detector 0.2.0...
[INFO] documenting qrs_detector-0.2.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate qrs_detector 0.2.0 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate qrs_detector 0.2.0 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] started tweaking crates.io crate qrs_detector 0.2.0
[INFO] finished tweaking crates.io crate qrs_detector 0.2.0
[INFO] tweaked toml for crates.io crate qrs_detector 0.2.0 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 25f2ed0cb0c543d671a43f256e2db3fa9294b20678b0ea9f02ca0e4a2506140c
[INFO] running `Command { std: "docker" "start" "-a" "25f2ed0cb0c543d671a43f256e2db3fa9294b20678b0ea9f02ca0e4a2506140c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25f2ed0cb0c543d671a43f256e2db3fa9294b20678b0ea9f02ca0e4a2506140c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25f2ed0cb0c543d671a43f256e2db3fa9294b20678b0ea9f02ca0e4a2506140c", kill_on_drop: false }`
[INFO] [stdout] 25f2ed0cb0c543d671a43f256e2db3fa9294b20678b0ea9f02ca0e4a2506140c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] cd01bc17e3bb8e815f2a265795717bd62dc76856047265c44f9343b10f94be65
[INFO] running `Command { std: "docker" "start" "-a" "cd01bc17e3bb8e815f2a265795717bd62dc76856047265c44f9343b10f94be65", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]     Checking micromath v1.1.1
[INFO] [stderr]     Checking if_chain v1.0.2
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]     Checking sliding_window v0.1.2
[INFO] [stderr]  Documenting qrs_detector v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.52s
[INFO] running `Command { std: "docker" "inspect" "cd01bc17e3bb8e815f2a265795717bd62dc76856047265c44f9343b10f94be65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd01bc17e3bb8e815f2a265795717bd62dc76856047265c44f9343b10f94be65", kill_on_drop: false }`
[INFO] [stdout] cd01bc17e3bb8e815f2a265795717bd62dc76856047265c44f9343b10f94be65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=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] 6f167ec40f54077deb6e1e47ec64bf4946d4cfcd7c2e647ba2ffa90813dec668
[INFO] running `Command { std: "docker" "start" "-a" "6f167ec40f54077deb6e1e47ec64bf4946d4cfcd7c2e647ba2ffa90813dec668", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking if_chain v1.0.2
[INFO] [stderr]     Checking micromath v1.1.1
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]     Checking sliding_window v0.1.2
[INFO] [stderr]  Documenting qrs_detector v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.43s
[INFO] running `Command { std: "docker" "inspect" "6f167ec40f54077deb6e1e47ec64bf4946d4cfcd7c2e647ba2ffa90813dec668", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f167ec40f54077deb6e1e47ec64bf4946d4cfcd7c2e647ba2ffa90813dec668", kill_on_drop: false }`
[INFO] [stdout] 6f167ec40f54077deb6e1e47ec64bf4946d4cfcd7c2e647ba2ffa90813dec668