[INFO] fetching crate anvil-region 0.8.1...
[INFO] checking anvil-region-0.8.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate anvil-region 0.8.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate anvil-region 0.8.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate anvil-region 0.8.1
[INFO] finished tweaking crates.io crate anvil-region 0.8.1
[INFO] tweaked toml for crates.io crate anvil-region 0.8.1 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages
[INFO] [stderr]       Adding bitvec v0.17.4 (latest: v1.0.1)
[INFO] [stderr]       Adding radium v0.3.0 (latest: v1.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded radium v0.3.0
[INFO] [stderr]   Downloaded bitvec v0.17.4
[INFO] [stderr]   Downloaded named-binary-tag v0.6.0
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7764f2921307cb437660e1b5d6af33b5f46d95a4cd04a30a428f0f4166eb1fdf
[INFO] running `Command { std: "docker" "start" "-a" "7764f2921307cb437660e1b5d6af33b5f46d95a4cd04a30a428f0f4166eb1fdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7764f2921307cb437660e1b5d6af33b5f46d95a4cd04a30a428f0f4166eb1fdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7764f2921307cb437660e1b5d6af33b5f46d95a4cd04a30a428f0f4166eb1fdf", kill_on_drop: false }`
[INFO] [stdout] 7764f2921307cb437660e1b5d6af33b5f46d95a4cd04a30a428f0f4166eb1fdf
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dccea6b8a8cad8b8e8de104891bc7af4ea8b81e6e697b41867a1a2e7cfa31656
[INFO] running `Command { std: "docker" "start" "-a" "dccea6b8a8cad8b8e8de104891bc7af4ea8b81e6e697b41867a1a2e7cfa31656", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking named-binary-tag v0.6.0
[INFO] [stderr]     Checking anvil-region v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.24s
[INFO] running `Command { std: "docker" "inspect" "dccea6b8a8cad8b8e8de104891bc7af4ea8b81e6e697b41867a1a2e7cfa31656", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dccea6b8a8cad8b8e8de104891bc7af4ea8b81e6e697b41867a1a2e7cfa31656", kill_on_drop: false }`
[INFO] [stdout] dccea6b8a8cad8b8e8de104891bc7af4ea8b81e6e697b41867a1a2e7cfa31656
[INFO] checking anvil-region-0.8.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate anvil-region 0.8.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate anvil-region 0.8.1 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate anvil-region 0.8.1
[INFO] finished tweaking crates.io crate anvil-region 0.8.1
[INFO] tweaked toml for crates.io crate anvil-region 0.8.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52be6698993a9bd5983c798c2cf3375fc37a8c0814477d27f50ebba3df5d2340
[INFO] running `Command { std: "docker" "start" "-a" "52be6698993a9bd5983c798c2cf3375fc37a8c0814477d27f50ebba3df5d2340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52be6698993a9bd5983c798c2cf3375fc37a8c0814477d27f50ebba3df5d2340", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52be6698993a9bd5983c798c2cf3375fc37a8c0814477d27f50ebba3df5d2340", kill_on_drop: false }`
[INFO] [stdout] 52be6698993a9bd5983c798c2cf3375fc37a8c0814477d27f50ebba3df5d2340
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cff6fe74eaeb16db8f193608844a7dce5192f66b45f096b4ab709082e05cb6fb
[INFO] running `Command { std: "docker" "start" "-a" "cff6fe74eaeb16db8f193608844a7dce5192f66b45f096b4ab709082e05cb6fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking named-binary-tag v0.6.0
[INFO] [stderr]     Checking anvil-region v0.8.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.15s
[INFO] running `Command { std: "docker" "inspect" "cff6fe74eaeb16db8f193608844a7dce5192f66b45f096b4ab709082e05cb6fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cff6fe74eaeb16db8f193608844a7dce5192f66b45f096b4ab709082e05cb6fb", kill_on_drop: false }`
[INFO] [stdout] cff6fe74eaeb16db8f193608844a7dce5192f66b45f096b4ab709082e05cb6fb