[INFO] fetching crate vulkayes 0.0.1...
[INFO] building vulkayes-0.0.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate vulkayes 0.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate vulkayes 0.0.1
[INFO] finished tweaking crates.io crate vulkayes 0.0.1
[INFO] tweaked toml for crates.io crate vulkayes 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vulkayes 0.0.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba0d6b69db629eafda04e6874c48397a35bfd5d74f4fa9069682a650af137db4
[INFO] running `Command { std: "docker" "start" "-a" "ba0d6b69db629eafda04e6874c48397a35bfd5d74f4fa9069682a650af137db4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba0d6b69db629eafda04e6874c48397a35bfd5d74f4fa9069682a650af137db4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba0d6b69db629eafda04e6874c48397a35bfd5d74f4fa9069682a650af137db4", kill_on_drop: false }`
[INFO] [stdout] ba0d6b69db629eafda04e6874c48397a35bfd5d74f4fa9069682a650af137db4
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ca9b0e8a0b0dc3f71b2f4566c1d70f13b3680e2e837f9f2360096e2686ac9e0
[INFO] running `Command { std: "docker" "start" "-a" "8ca9b0e8a0b0dc3f71b2f4566c1d70f13b3680e2e837f9f2360096e2686ac9e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling vulkayes v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "8ca9b0e8a0b0dc3f71b2f4566c1d70f13b3680e2e837f9f2360096e2686ac9e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ca9b0e8a0b0dc3f71b2f4566c1d70f13b3680e2e837f9f2360096e2686ac9e0", kill_on_drop: false }`
[INFO] [stdout] 8ca9b0e8a0b0dc3f71b2f4566c1d70f13b3680e2e837f9f2360096e2686ac9e0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd3a6b9f66836a578c69cbd70dd69861d05da85bab10c64cdf73e85da4eb9fd5
[INFO] running `Command { std: "docker" "start" "-a" "bd3a6b9f66836a578c69cbd70dd69861d05da85bab10c64cdf73e85da4eb9fd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling vulkayes v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "bd3a6b9f66836a578c69cbd70dd69861d05da85bab10c64cdf73e85da4eb9fd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd3a6b9f66836a578c69cbd70dd69861d05da85bab10c64cdf73e85da4eb9fd5", kill_on_drop: false }`
[INFO] [stdout] bd3a6b9f66836a578c69cbd70dd69861d05da85bab10c64cdf73e85da4eb9fd5