[INFO] cloning repository https://github.com/uglyog/pact-stub-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/uglyog/pact-stub-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuglyog%2Fpact-stub-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuglyog%2Fpact-stub-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9717506468c575d6962d8a36943bfa766c8fe285
[INFO] documenting uglyog/pact-stub-server 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%2Fuglyog%2Fpact-stub-server" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/uglyog/pact-stub-server 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/uglyog/pact-stub-server
[INFO] finished tweaking git repo https://github.com/uglyog/pact-stub-server
[INFO] tweaked toml for git repo https://github.com/uglyog/pact-stub-server written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/uglyog/pact-stub-server 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] error: the lock file /workspace/builds/worker-12/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[INFO] the lockfile is outdated, regenerating it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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_regex v0.12.0
[INFO] [stderr]   Downloaded indextree v1.3.0
[INFO] [stderr]   Downloaded sxd-document v0.3.2
[INFO] [stderr]   Downloaded expectest v0.12.0
[INFO] [stderr]   Downloaded pact_matching v0.6.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] b6145c5df82d911e8b06d3df2f6a231c669c2979918ab03202ac1c7cca96b1a8
[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" "b6145c5df82d911e8b06d3df2f6a231c669c2979918ab03202ac1c7cca96b1a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6145c5df82d911e8b06d3df2f6a231c669c2979918ab03202ac1c7cca96b1a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6145c5df82d911e8b06d3df2f6a231c669c2979918ab03202ac1c7cca96b1a8", kill_on_drop: false }`
[INFO] [stdout] b6145c5df82d911e8b06d3df2f6a231c669c2979918ab03202ac1c7cca96b1a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 3e9d6c9a6078c4bd4d39ef14d4ea331375ae193e125f530f145b4faba80c2a34
[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" "3e9d6c9a6078c4bd4d39ef14d4ea331375ae193e125f530f145b4faba80c2a34", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling maplit v0.1.6
[INFO] [stderr]     Checking typed-arena v1.7.0
[INFO] [stderr]     Checking peresil v0.3.0
[INFO] [stderr]     Checking difference v1.0.0
[INFO] [stderr]     Checking indextree v1.3.0
[INFO] [stderr]    Compiling onig_sys v69.1.0
[INFO] [stderr]     Checking semver v0.7.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking sxd-document v0.3.2
[INFO] [stderr]    Compiling chrono-tz v0.5.3
[INFO] [stderr]    Compiling pact_matching v0.6.5
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking ring v0.16.15
[INFO] [stderr]     Checking openssl-sys v0.9.58
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking openssl v0.10.30
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking buf-read-ext v0.3.0
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking simplelog v0.8.0
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking tree_magic v0.2.3
[INFO] [stderr]     Checking rand_regex v0.12.0
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]     Checking onig v4.3.3
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking textnonce v0.6.5
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking mime_multipart v0.5.2
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.14.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking formdata v0.12.3
[INFO] [stderr]     Checking hyper v0.13.7
[INFO] [stderr]     Checking hyper-tls v0.4.3
[INFO] [stderr]     Checking hyper-rustls v0.21.0
[INFO] [stderr]     Checking reqwest v0.10.8
[INFO] [stderr]  Documenting pact-stub-server v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 38s
[INFO] running `Command { std: "docker" "inspect" "3e9d6c9a6078c4bd4d39ef14d4ea331375ae193e125f530f145b4faba80c2a34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e9d6c9a6078c4bd4d39ef14d4ea331375ae193e125f530f145b4faba80c2a34", kill_on_drop: false }`
[INFO] [stdout] 3e9d6c9a6078c4bd4d39ef14d4ea331375ae193e125f530f145b4faba80c2a34