[INFO] cloning repository https://github.com/silvadanilo/rust-testing-sending-error
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/silvadanilo/rust-testing-sending-error" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilvadanilo%2Frust-testing-sending-error", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilvadanilo%2Frust-testing-sending-error'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 16f394fd5a7710b9e096cd5959b3cf76500f2b25
[INFO] documenting silvadanilo/rust-testing-sending-error 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%2Fsilvadanilo%2Frust-testing-sending-error" "/workspace/builds/worker-35/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-35/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/silvadanilo/rust-testing-sending-error 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 git repo https://github.com/silvadanilo/rust-testing-sending-error
[INFO] finished tweaking git repo https://github.com/silvadanilo/rust-testing-sending-error
[INFO] tweaked toml for git repo https://github.com/silvadanilo/rust-testing-sending-error written to /workspace/builds/worker-35/source/Cargo.toml
[INFO] crate git repo https://github.com/silvadanilo/rust-testing-sending-error 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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] 770002a1ba151cf5c239cc97c23dbf7c8144eb7f782c8008e5e77492ccdf47b2
[INFO] running `Command { std: "docker" "start" "-a" "770002a1ba151cf5c239cc97c23dbf7c8144eb7f782c8008e5e77492ccdf47b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "770002a1ba151cf5c239cc97c23dbf7c8144eb7f782c8008e5e77492ccdf47b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "770002a1ba151cf5c239cc97c23dbf7c8144eb7f782c8008e5e77492ccdf47b2", kill_on_drop: false }`
[INFO] [stdout] 770002a1ba151cf5c239cc97c23dbf7c8144eb7f782c8008e5e77492ccdf47b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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] 4154b336df6455e1d8d0c8ea9ffbbb6584b604cc7b8d887f914637297dcbaa6d
[INFO] running `Command { std: "docker" "start" "-a" "4154b336df6455e1d8d0c8ea9ffbbb6584b604cc7b8d887f914637297dcbaa6d", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.21
[INFO] [stderr]     Checking futures v0.1.11
[INFO] [stderr]     Checking log v0.3.7
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking byteorder v1.0.0
[INFO] [stderr]     Checking cfg-if v0.1.0
[INFO] [stderr]     Checking lazycell v0.4.0
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking iovec v0.1.0
[INFO] [stderr]     Checking net2 v0.2.27
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking bytes v0.4.1
[INFO] [stderr]     Checking mio v0.6.5
[INFO] [stderr]     Checking tokio-io v0.1.0
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking tokio-timer v0.1.0
[INFO] [stderr]     Checking tokio-core v0.1.6
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking tokio-line v0.1.0 (https://github.com/tokio-rs/tokio-line#e2cf5758)
[INFO] [stderr]  Documenting test-connection v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.94s
[INFO] running `Command { std: "docker" "inspect" "4154b336df6455e1d8d0c8ea9ffbbb6584b604cc7b8d887f914637297dcbaa6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4154b336df6455e1d8d0c8ea9ffbbb6584b604cc7b8d887f914637297dcbaa6d", kill_on_drop: false }`
[INFO] [stdout] 4154b336df6455e1d8d0c8ea9ffbbb6584b604cc7b8d887f914637297dcbaa6d