[INFO] fetching crate argser-macros 0.2.2...
[INFO] checking argser-macros-0.2.2 against try#47af3d0de9d26c7deba4cfb203b710cc3f764e91 for pr-130443
[INFO] extracting crate argser-macros 0.2.2 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate argser-macros 0.2.2 on toolchain 47af3d0de9d26c7deba4cfb203b710cc3f764e91
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate argser-macros 0.2.2
[INFO] finished tweaking crates.io crate argser-macros 0.2.2
[INFO] tweaked toml for crates.io crate argser-macros 0.2.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.77)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08ac6a0aaec0cc13bb5189dde797ec75e497df703e99769e84bb3fa5e7d3166c
[INFO] running `Command { std: "docker" "start" "-a" "08ac6a0aaec0cc13bb5189dde797ec75e497df703e99769e84bb3fa5e7d3166c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08ac6a0aaec0cc13bb5189dde797ec75e497df703e99769e84bb3fa5e7d3166c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08ac6a0aaec0cc13bb5189dde797ec75e497df703e99769e84bb3fa5e7d3166c", kill_on_drop: false }`
[INFO] [stdout] 08ac6a0aaec0cc13bb5189dde797ec75e497df703e99769e84bb3fa5e7d3166c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8feb57fd3a51b799d1ab59ea9956b2e0a08233b5fc89a6ddc947d85e85cccea
[INFO] running `Command { std: "docker" "start" "-a" "b8feb57fd3a51b799d1ab59ea9956b2e0a08233b5fc89a6ddc947d85e85cccea", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.13
[INFO] [stderr]     Checking proc-macro2 v1.0.86
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]     Checking argser-macros v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "b8feb57fd3a51b799d1ab59ea9956b2e0a08233b5fc89a6ddc947d85e85cccea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8feb57fd3a51b799d1ab59ea9956b2e0a08233b5fc89a6ddc947d85e85cccea", kill_on_drop: false }`
[INFO] [stdout] b8feb57fd3a51b799d1ab59ea9956b2e0a08233b5fc89a6ddc947d85e85cccea
