[INFO] cloning repository https://github.com/Dimension4/pingtest
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dimension4/pingtest" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDimension4%2Fpingtest", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDimension4%2Fpingtest'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7a4357453cbff75a1ed6bc9c92eb46b008c67346
[INFO] testing Dimension4/pingtest against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDimension4%2Fpingtest" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Dimension4/pingtest on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Dimension4/pingtest
[INFO] finished tweaking git repo https://github.com/Dimension4/pingtest
[INFO] tweaked toml for git repo https://github.com/Dimension4/pingtest written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Dimension4/pingtest already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tabled v0.8.0
[INFO] [stderr]   Downloaded tabled_derive v0.4.0
[INFO] [stderr]   Downloaded async-io v1.7.0
[INFO] [stderr]   Downloaded async-global-executor v2.2.0
[INFO] [stderr]   Downloaded papergrid v0.5.1
[INFO] [stderr]   Downloaded iana-time-zone v0.1.44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cff6f009a332ae96ed03bd46b9a8b76f1cb8dad2334b6ecd4ccc2598e87fbde6
[INFO] running `Command { std: "docker" "start" "-a" "cff6f009a332ae96ed03bd46b9a8b76f1cb8dad2334b6ecd4ccc2598e87fbde6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cff6f009a332ae96ed03bd46b9a8b76f1cb8dad2334b6ecd4ccc2598e87fbde6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cff6f009a332ae96ed03bd46b9a8b76f1cb8dad2334b6ecd4ccc2598e87fbde6", kill_on_drop: false }`
[INFO] [stdout] cff6f009a332ae96ed03bd46b9a8b76f1cb8dad2334b6ecd4ccc2598e87fbde6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecee06a2aff1ddbf499b6b9b0245bbe4d254ca6cae980dc3a2fc40546344d769
[INFO] running `Command { std: "docker" "start" "-a" "ecee06a2aff1ddbf499b6b9b0245bbe4d254ca6cae980dc3a2fc40546344d769", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling futures-core v0.3.23
[INFO] [stderr]    Compiling libc v0.2.127
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling futures-io v0.3.23
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.9
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling cache-padded v1.2.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling concurrent-queue v1.2.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling futures-task v0.3.23
[INFO] [stderr]    Compiling futures-channel v0.3.23
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]    Compiling futures-util v0.3.23
[INFO] [stderr]    Compiling async-task v4.3.0
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-sink v0.3.23
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling async-channel v1.7.1
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling winapi_forked_icmpapi v0.3.7
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling blocking v1.2.0
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling async-lock v2.5.0
[INFO] [stderr]    Compiling os_str_bytes v6.2.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling bytecount v0.6.3
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling papergrid v0.5.1
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling itoa v1.0.3
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.44
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling winping v0.10.1
[INFO] [stderr]    Compiling chrono v0.4.22
[INFO] [stderr]    Compiling dns-lookup v1.0.8
[INFO] [stderr]    Compiling ctor v0.1.23
[INFO] [stderr]    Compiling futures-macro v0.3.23
[INFO] [stderr]    Compiling tabled_derive v0.4.0
[INFO] [stderr]    Compiling clap_derive v3.2.15
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling tabled v0.8.0
[INFO] [stderr]    Compiling polling v2.2.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling async-io v1.7.0
[INFO] [stderr]    Compiling async-global-executor v2.2.0
[INFO] [stderr]    Compiling clap v3.2.16
[INFO] [stderr]    Compiling async-std v1.12.0
[INFO] [stderr]    Compiling futures-executor v0.3.23
[INFO] [stderr]    Compiling futures v0.3.23
[INFO] [stderr]    Compiling pingtest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `winping::AsyncPinger`, `winping::Buffer`
[INFO] [stdout]   --> src/main.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | use winping::{AsyncPinger, Buffer};
[INFO] [stdout]    |               ^^^^^^^^^^^  ^^^^^^ no `Buffer` in the root
[INFO] [stdout]    |               |
[INFO] [stdout]    |               no `AsyncPinger` in the root
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider importing this struct instead:
[INFO] [stdout]            futures::sink::Buffer
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pingtest` (bin "pingtest") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "ecee06a2aff1ddbf499b6b9b0245bbe4d254ca6cae980dc3a2fc40546344d769", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecee06a2aff1ddbf499b6b9b0245bbe4d254ca6cae980dc3a2fc40546344d769", kill_on_drop: false }`
[INFO] [stdout] ecee06a2aff1ddbf499b6b9b0245bbe4d254ca6cae980dc3a2fc40546344d769
[INFO] testing Dimension4/pingtest against beta-2023-12-22 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDimension4%2Fpingtest" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Dimension4/pingtest on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Dimension4/pingtest
[INFO] finished tweaking git repo https://github.com/Dimension4/pingtest
[INFO] tweaked toml for git repo https://github.com/Dimension4/pingtest written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Dimension4/pingtest already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed097e8602d8f15b89313b998050f8f7d8b18600818b53a9ef35cfcf67799f6d
[INFO] running `Command { std: "docker" "start" "-a" "ed097e8602d8f15b89313b998050f8f7d8b18600818b53a9ef35cfcf67799f6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed097e8602d8f15b89313b998050f8f7d8b18600818b53a9ef35cfcf67799f6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed097e8602d8f15b89313b998050f8f7d8b18600818b53a9ef35cfcf67799f6d", kill_on_drop: false }`
[INFO] [stdout] ed097e8602d8f15b89313b998050f8f7d8b18600818b53a9ef35cfcf67799f6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 064075f46ab778b677a13edb1f1bf658b1e04f853dfc3691677b182cdc02b401
[INFO] running `Command { std: "docker" "start" "-a" "064075f46ab778b677a13edb1f1bf658b1e04f853dfc3691677b182cdc02b401", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling futures-core v0.3.23
[INFO] [stderr]    Compiling libc v0.2.127
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling futures-io v0.3.23
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.9
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling cache-padded v1.2.0
[INFO] [stderr]    Compiling concurrent-queue v1.2.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling futures-channel v0.3.23
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling futures-task v0.3.23
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling async-task v4.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling futures-sink v0.3.23
[INFO] [stderr]    Compiling futures-util v0.3.23
[INFO] [stderr]    Compiling async-channel v1.7.1
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling winapi_forked_icmpapi v0.3.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling blocking v1.2.0
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling async-lock v2.5.0
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling bytecount v0.6.3
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]    Compiling os_str_bytes v6.2.0
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling papergrid v0.5.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling iana-time-zone v0.1.44
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling itoa v1.0.3
[INFO] [stderr]    Compiling winping v0.10.1
[INFO] [stderr]    Compiling chrono v0.4.22
[INFO] [stderr]    Compiling dns-lookup v1.0.8
[INFO] [stderr]    Compiling ctor v0.1.23
[INFO] [stderr]    Compiling futures-macro v0.3.23
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling clap_derive v3.2.15
[INFO] [stderr]    Compiling tabled_derive v0.4.0
[INFO] [stderr]    Compiling tabled v0.8.0
[INFO] [stderr]    Compiling polling v2.2.0
[INFO] [stderr]    Compiling async-io v1.7.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling async-global-executor v2.2.0
[INFO] [stderr]    Compiling async-std v1.12.0
[INFO] [stderr]    Compiling clap v3.2.16
[INFO] [stderr]    Compiling futures-executor v0.3.23
[INFO] [stderr]    Compiling futures v0.3.23
[INFO] [stderr]    Compiling pingtest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved imports `winping::AsyncPinger`, `winping::Buffer`
[INFO] [stdout]   --> src/main.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | use winping::{AsyncPinger, Buffer};
[INFO] [stdout]    |               ^^^^^^^^^^^  ^^^^^^ no `Buffer` in the root
[INFO] [stdout]    |               |
[INFO] [stdout]    |               no `AsyncPinger` in the root
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider importing this struct instead:
[INFO] [stdout]            futures::sink::Buffer
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pingtest` (bin "pingtest") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "064075f46ab778b677a13edb1f1bf658b1e04f853dfc3691677b182cdc02b401", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "064075f46ab778b677a13edb1f1bf658b1e04f853dfc3691677b182cdc02b401", kill_on_drop: false }`
[INFO] [stdout] 064075f46ab778b677a13edb1f1bf658b1e04f853dfc3691677b182cdc02b401
