[INFO] cloning repository https://github.com/pop-os/system76-firmware
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pop-os/system76-firmware" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpop-os%2Fsystem76-firmware", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpop-os%2Fsystem76-firmware'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7827158daa47ed7675a1ef2632d98ee267e37bcf
[INFO] documenting pop-os/system76-firmware against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpop-os%2Fsystem76-firmware" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pop-os/system76-firmware 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 git repo https://github.com/pop-os/system76-firmware
[INFO] removed workspace from git repo https://github.com/pop-os/system76-firmware
[INFO] finished tweaking git repo https://github.com/pop-os/system76-firmware
[INFO] tweaked toml for git repo https://github.com/pop-os/system76-firmware written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/pop-os/system76-firmware already has a lockfile, it will not be regenerated
[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] [stderr]     Updating git repository `https://github.com/system76/ecflash.git`
[INFO] [stderr] error: the lock file /workspace/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[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] [stderr]     Updating git repository `https://github.com/system76/ecflash.git`
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded base32 v0.4.0
[INFO] [stderr]   Downloaded lxd v0.1.8
[INFO] [stderr]   Downloaded index-fixed v0.3.0
[INFO] [stderr]   Downloaded sodalite v0.3.0
[INFO] [stderr]   Downloaded buildchain v0.4.11
[INFO] [stderr]   Downloaded redox_hwio v0.1.1
[INFO] [stderr]   Downloaded system76_ectool v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] ce06911c25597136eff0d3d2a7806b43061eadb960f8c66dd7629f70e1094db0
[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" "ce06911c25597136eff0d3d2a7806b43061eadb960f8c66dd7629f70e1094db0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce06911c25597136eff0d3d2a7806b43061eadb960f8c66dd7629f70e1094db0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce06911c25597136eff0d3d2a7806b43061eadb960f8c66dd7629f70e1094db0", kill_on_drop: false }`
[INFO] [stdout] ce06911c25597136eff0d3d2a7806b43061eadb960f8c66dd7629f70e1094db0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4ca64f7d622723f9b747ec31e69213c19fe3c391bdf72c50bd7994e2d63697af
[INFO] running `Command { std: "docker" "start" "-a" "4ca64f7d622723f9b747ec31e69213c19fe3c391bdf72c50bd7994e2d63697af", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]     Checking index-fixed v0.3.0
[INFO] [stderr]     Checking base32 v0.4.0
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]    Compiling rust-lzma v0.5.1
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking redox_hwio v0.1.1
[INFO] [stderr]     Checking ecflash v0.1.0 (https://github.com/system76/ecflash.git?branch=stable#ee9d69d4)
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking filetime v0.2.12
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking sodalite v0.3.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking system76_ectool v0.1.3
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking tar v0.4.30
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking publicsuffix v1.5.4
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking hyper-tls v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling err-derive v0.2.4
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking serde_urlencoded v0.5.5
[INFO] [stderr]     Checking cookie_store v0.7.0
[INFO] [stderr]     Checking lxd v0.1.8
[INFO] [stderr]     Checking reqwest v0.9.24
[INFO] [stderr]     Checking buildchain v0.4.11
[INFO] [stderr]     Checking system76-firmware v1.0.15 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting system76-firmware v1.0.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "4ca64f7d622723f9b747ec31e69213c19fe3c391bdf72c50bd7994e2d63697af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ca64f7d622723f9b747ec31e69213c19fe3c391bdf72c50bd7994e2d63697af", kill_on_drop: false }`
[INFO] [stdout] 4ca64f7d622723f9b747ec31e69213c19fe3c391bdf72c50bd7994e2d63697af