[INFO] fetching crate varcon-core 2.1.0...
[INFO] checking varcon-core-2.1.0 against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194
[INFO] extracting crate varcon-core 2.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate varcon-core 2.1.0 on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate varcon-core 2.1.0
[INFO] finished tweaking crates.io crate varcon-core 2.1.0
[INFO] tweaked toml for crates.io crate varcon-core 2.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enumflags2_derive v0.7.0
[INFO] [stderr]   Downloaded enumflags2 v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72f8f1d6a4f9f993fc85d01bcdefc477747cfce84a713cdfb3f83282671c341f
[INFO] running `Command { std: "docker" "start" "-a" "72f8f1d6a4f9f993fc85d01bcdefc477747cfce84a713cdfb3f83282671c341f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72f8f1d6a4f9f993fc85d01bcdefc477747cfce84a713cdfb3f83282671c341f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72f8f1d6a4f9f993fc85d01bcdefc477747cfce84a713cdfb3f83282671c341f", kill_on_drop: false }`
[INFO] [stdout] 72f8f1d6a4f9f993fc85d01bcdefc477747cfce84a713cdfb3f83282671c341f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44ca2acaebed42c8c9da76c9c7c28b750ddb0ba4e4cfcaf47a5937a31d97c38c
[INFO] running `Command { std: "docker" "start" "-a" "44ca2acaebed42c8c9da76c9c7c28b750ddb0ba4e4cfcaf47a5937a31d97c38c", kill_on_drop: false }`
[INFO] [stderr]     Checking varcon-core v2.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "44ca2acaebed42c8c9da76c9c7c28b750ddb0ba4e4cfcaf47a5937a31d97c38c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44ca2acaebed42c8c9da76c9c7c28b750ddb0ba4e4cfcaf47a5937a31d97c38c", kill_on_drop: false }`
[INFO] [stdout] 44ca2acaebed42c8c9da76c9c7c28b750ddb0ba4e4cfcaf47a5937a31d97c38c