[INFO] fetching crate async-server 0.0.0...
[INFO] checking async-server-0.0.0 against master#b3bd7058c139e71bae0862ef8f8ac936208873e9 for pr-123752
[INFO] extracting crate async-server 0.0.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate async-server 0.0.0 on toolchain b3bd7058c139e71bae0862ef8f8ac936208873e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-server 0.0.0
[INFO] finished tweaking crates.io crate async-server 0.0.0
[INFO] tweaked toml for crates.io crate async-server 0.0.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 137d770049dd6a51e3b41f259104f08deb91b4555e03538030ad7bbf60168521
[INFO] running `Command { std: "docker" "start" "-a" "137d770049dd6a51e3b41f259104f08deb91b4555e03538030ad7bbf60168521", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "137d770049dd6a51e3b41f259104f08deb91b4555e03538030ad7bbf60168521", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "137d770049dd6a51e3b41f259104f08deb91b4555e03538030ad7bbf60168521", kill_on_drop: false }`
[INFO] [stdout] 137d770049dd6a51e3b41f259104f08deb91b4555e03538030ad7bbf60168521
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 420ec618c87066533334a8db212810488354cd05829d288536d9368187d7f97c
[INFO] running `Command { std: "docker" "start" "-a" "420ec618c87066533334a8db212810488354cd05829d288536d9368187d7f97c", kill_on_drop: false }`
[INFO] [stderr]     Checking async-server v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "420ec618c87066533334a8db212810488354cd05829d288536d9368187d7f97c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "420ec618c87066533334a8db212810488354cd05829d288536d9368187d7f97c", kill_on_drop: false }`
[INFO] [stdout] 420ec618c87066533334a8db212810488354cd05829d288536d9368187d7f97c
[INFO] checking async-server-0.0.0 against try#57fe1b734d9ff1c8a92bda60b85506b9648158d3 for pr-123752
[INFO] extracting crate async-server 0.0.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate async-server 0.0.0 on toolchain 57fe1b734d9ff1c8a92bda60b85506b9648158d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-server 0.0.0
[INFO] finished tweaking crates.io crate async-server 0.0.0
[INFO] tweaked toml for crates.io crate async-server 0.0.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01ef3fa0ae8c6f009e1a71598ccf1c0667ef3ab60e119368f2a99f14fd6ba355
[INFO] running `Command { std: "docker" "start" "-a" "01ef3fa0ae8c6f009e1a71598ccf1c0667ef3ab60e119368f2a99f14fd6ba355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01ef3fa0ae8c6f009e1a71598ccf1c0667ef3ab60e119368f2a99f14fd6ba355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01ef3fa0ae8c6f009e1a71598ccf1c0667ef3ab60e119368f2a99f14fd6ba355", kill_on_drop: false }`
[INFO] [stdout] 01ef3fa0ae8c6f009e1a71598ccf1c0667ef3ab60e119368f2a99f14fd6ba355
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3051c9df0f5ce3e48df589b3bb07e7524a9d31bc860b15647cd9aa211d02b1ce
[INFO] running `Command { std: "docker" "start" "-a" "3051c9df0f5ce3e48df589b3bb07e7524a9d31bc860b15647cd9aa211d02b1ce", kill_on_drop: false }`
[INFO] [stderr]     Checking async-server v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "3051c9df0f5ce3e48df589b3bb07e7524a9d31bc860b15647cd9aa211d02b1ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3051c9df0f5ce3e48df589b3bb07e7524a9d31bc860b15647cd9aa211d02b1ce", kill_on_drop: false }`
[INFO] [stdout] 3051c9df0f5ce3e48df589b3bb07e7524a9d31bc860b15647cd9aa211d02b1ce
