[INFO] fetching crate embedded-async-helpers 0.1.3...
[INFO] checking embedded-async-helpers-0.1.3 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate embedded-async-helpers 0.1.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate embedded-async-helpers 0.1.3 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate embedded-async-helpers 0.1.3
[INFO] finished tweaking crates.io crate embedded-async-helpers 0.1.3
[INFO] tweaked toml for crates.io crate embedded-async-helpers 0.1.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded atomic-polyfill v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f72f8eb356e829d16d043f8ea695a563d331e42b1b06b307b59d8b4d4256a50e
[INFO] running `Command { std: "docker" "start" "-a" "f72f8eb356e829d16d043f8ea695a563d331e42b1b06b307b59d8b4d4256a50e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f72f8eb356e829d16d043f8ea695a563d331e42b1b06b307b59d8b4d4256a50e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f72f8eb356e829d16d043f8ea695a563d331e42b1b06b307b59d8b4d4256a50e", kill_on_drop: false }`
[INFO] [stdout] f72f8eb356e829d16d043f8ea695a563d331e42b1b06b307b59d8b4d4256a50e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a97dc5ca921df17c51c6f119c5bb7ce6bc3e6b2f857596de8622ba4b37329ee
[INFO] running `Command { std: "docker" "start" "-a" "3a97dc5ca921df17c51c6f119c5bb7ce6bc3e6b2f857596de8622ba4b37329ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling atomic-polyfill v1.0.2
[INFO] [stderr]     Checking critical-section v1.1.1
[INFO] [stderr]     Checking embedded-async-helpers v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "3a97dc5ca921df17c51c6f119c5bb7ce6bc3e6b2f857596de8622ba4b37329ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a97dc5ca921df17c51c6f119c5bb7ce6bc3e6b2f857596de8622ba4b37329ee", kill_on_drop: false }`
[INFO] [stdout] 3a97dc5ca921df17c51c6f119c5bb7ce6bc3e6b2f857596de8622ba4b37329ee
