[INFO] fetching crate attrsets 0.1.2...
[INFO] checking attrsets-0.1.2 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate attrsets 0.1.2 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate attrsets 0.1.2 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate attrsets 0.1.2
[INFO] finished tweaking crates.io crate attrsets 0.1.2
[INFO] tweaked toml for crates.io crate attrsets 0.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.76)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 399ef1363f9eceb2c10cd11d50630015b8dca1694d645509249fd2d6d71e6c55
[INFO] running `Command { std: "docker" "start" "-a" "399ef1363f9eceb2c10cd11d50630015b8dca1694d645509249fd2d6d71e6c55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "399ef1363f9eceb2c10cd11d50630015b8dca1694d645509249fd2d6d71e6c55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "399ef1363f9eceb2c10cd11d50630015b8dca1694d645509249fd2d6d71e6c55", kill_on_drop: false }`
[INFO] [stdout] 399ef1363f9eceb2c10cd11d50630015b8dca1694d645509249fd2d6d71e6c55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 711f0de4990adf9b6a481f613d998931734b4759ff347f37b62a84af82377dc6
[INFO] running `Command { std: "docker" "start" "-a" "711f0de4990adf9b6a481f613d998931734b4759ff347f37b62a84af82377dc6", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking attrsets v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "711f0de4990adf9b6a481f613d998931734b4759ff347f37b62a84af82377dc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "711f0de4990adf9b6a481f613d998931734b4759ff347f37b62a84af82377dc6", kill_on_drop: false }`
[INFO] [stdout] 711f0de4990adf9b6a481f613d998931734b4759ff347f37b62a84af82377dc6