[INFO] cloning repository https://github.com/nmoutschen/rp-keypad
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nmoutschen/rp-keypad" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnmoutschen%2Frp-keypad", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnmoutschen%2Frp-keypad'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d42bc92c04dcc98553ba3513e2bfcb57be6204e
[INFO] documenting nmoutschen/rp-keypad against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnmoutschen%2Frp-keypad" "/workspace/builds/worker-17/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nmoutschen/rp-keypad 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-17/source/.cargo/config
[INFO] started tweaking git repo https://github.com/nmoutschen/rp-keypad
[INFO] finished tweaking git repo https://github.com/nmoutschen/rp-keypad
[INFO] tweaked toml for git repo https://github.com/nmoutschen/rp-keypad written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate git repo https://github.com/nmoutschen/rp-keypad 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 4d2a9643b96438fc4968cfe657a63d7aa5018fe9888b1ff30d501a6a07cb774b
[INFO] running `Command { std: "docker" "start" "-a" "4d2a9643b96438fc4968cfe657a63d7aa5018fe9888b1ff30d501a6a07cb774b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d2a9643b96438fc4968cfe657a63d7aa5018fe9888b1ff30d501a6a07cb774b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d2a9643b96438fc4968cfe657a63d7aa5018fe9888b1ff30d501a6a07cb774b", kill_on_drop: false }`
[INFO] [stdout] 4d2a9643b96438fc4968cfe657a63d7aa5018fe9888b1ff30d501a6a07cb774b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 7dd883c723d256aab7cb39deb786fcc5e97282cda949149ae49c8adb83f93096
[INFO] running `Command { std: "docker" "start" "-a" "7dd883c723d256aab7cb39deb786fcc5e97282cda949149ae49c8adb83f93096", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cortex-m-rt v0.7.1
[INFO] [stderr]    Compiling cortex-m v0.7.3
[INFO] [stderr]    Compiling az v1.2.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]    Compiling debug-helper v0.3.12
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling critical-section v0.2.5
[INFO] [stderr]    Compiling rp2040-pac v0.2.1
[INFO] [stderr]     Checking display-interface v0.4.1
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling heapless v0.7.8
[INFO] [stderr]     Checking usb-device v0.2.8
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]    Compiling rp-keypad v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking micromath v1.1.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]     Checking volatile-register v0.2.1
[INFO] [stderr]    Compiling crc-any v2.4.1
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking embedded-hal v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking spin v0.9.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking display-interface-i2c v0.4.0
[INFO] [stderr]     Checking display-interface-spi v0.4.1
[INFO] [stderr]     Checking shared-bus v0.2.2
[INFO] [stderr]     Checking usbd-midi v0.2.0
[INFO] [stderr]    Compiling rp2040-boot2 v0.2.0 (https://github.com/rp-rs/rp2040-boot2-rs?branch=main#4691c716)
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking embedded-graphics-core v0.3.3
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking ssd1306 v0.7.0
[INFO] [stderr]     Checking embedded-graphics v0.7.1
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking embedded-time v0.12.1
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.4
[INFO] [stderr]     Checking num_enum v0.5.4
[INFO] [stderr]     Checking pio v0.1.0
[INFO] [stderr]     Checking rp2040-hal v0.3.0 (https://github.com/rp-rs/rp-hal?branch=main#53d9dbdf)
[INFO] [stderr]  Documenting rp-keypad v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 18.11s
[INFO] running `Command { std: "docker" "inspect" "7dd883c723d256aab7cb39deb786fcc5e97282cda949149ae49c8adb83f93096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dd883c723d256aab7cb39deb786fcc5e97282cda949149ae49c8adb83f93096", kill_on_drop: false }`
[INFO] [stdout] 7dd883c723d256aab7cb39deb786fcc5e97282cda949149ae49c8adb83f93096
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 5d7179b08878dac143f608346446f0685fb9afc9f7e347bd64fb67b13db666af
[INFO] running `Command { std: "docker" "start" "-a" "5d7179b08878dac143f608346446f0685fb9afc9f7e347bd64fb67b13db666af", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling cortex-m-rt v0.7.1
[INFO] [stderr]    Compiling cortex-m v0.7.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling az v1.2.0
[INFO] [stderr]    Compiling debug-helper v0.3.12
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]     Checking display-interface v0.4.1
[INFO] [stderr]    Compiling rp2040-pac v0.2.1
[INFO] [stderr]    Compiling critical-section v0.2.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking usb-device v0.2.8
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]    Compiling heapless v0.7.8
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]     Checking bare-metal v1.0.0
[INFO] [stderr]     Checking micromath v1.1.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling rp-keypad v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]     Checking lock_api v0.4.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling crc-any v2.4.1
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking volatile-register v0.2.1
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking spin v0.9.2
[INFO] [stderr]     Checking embedded-hal v0.2.6
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rp2040-boot2 v0.2.0 (https://github.com/rp-rs/rp2040-boot2-rs?branch=main#4691c716)
[INFO] [stderr]     Checking display-interface-i2c v0.4.0
[INFO] [stderr]     Checking display-interface-spi v0.4.1
[INFO] [stderr]     Checking usbd-midi v0.2.0
[INFO] [stderr]     Checking shared-bus v0.2.2
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking embedded-graphics-core v0.3.3
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking ssd1306 v0.7.0
[INFO] [stderr]     Checking embedded-graphics v0.7.1
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking embedded-time v0.12.1
[INFO] [stderr]    Compiling num_enum_derive v0.5.4
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.7.0
[INFO] [stderr]     Checking num_enum v0.5.4
[INFO] [stderr]     Checking pio v0.1.0
[INFO] [stderr]     Checking rp2040-hal v0.3.0 (https://github.com/rp-rs/rp-hal?branch=main#53d9dbdf)
[INFO] [stderr]  Documenting rp-keypad v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 18.29s
[INFO] running `Command { std: "docker" "inspect" "5d7179b08878dac143f608346446f0685fb9afc9f7e347bd64fb67b13db666af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d7179b08878dac143f608346446f0685fb9afc9f7e347bd64fb67b13db666af", kill_on_drop: false }`
[INFO] [stdout] 5d7179b08878dac143f608346446f0685fb9afc9f7e347bd64fb67b13db666af