[INFO] fetching crate fluvio-protocol-api 0.4.1...
[INFO] checking fluvio-protocol-api-0.4.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate fluvio-protocol-api 0.4.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate fluvio-protocol-api 0.4.1 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 fluvio-protocol-api 0.4.1
[INFO] finished tweaking crates.io crate fluvio-protocol-api 0.4.1
[INFO] tweaked toml for crates.io crate fluvio-protocol-api 0.4.1 written to /workspace/builds/worker-4-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 16 packages
[INFO] [stderr]       Adding fluvio-protocol-derive v0.3.2 (latest: v0.5.4)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[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 flv-util v0.5.2
[INFO] [stderr]   Downloaded fluvio-protocol-core v0.3.3
[INFO] [stderr]   Downloaded fluvio-protocol-derive v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 50e469faa8a0dfaf2544d5b0590b5ef92dbdf71e64cfcb5005077465314829f6
[INFO] running `Command { std: "docker" "start" "-a" "50e469faa8a0dfaf2544d5b0590b5ef92dbdf71e64cfcb5005077465314829f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50e469faa8a0dfaf2544d5b0590b5ef92dbdf71e64cfcb5005077465314829f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50e469faa8a0dfaf2544d5b0590b5ef92dbdf71e64cfcb5005077465314829f6", kill_on_drop: false }`
[INFO] [stdout] 50e469faa8a0dfaf2544d5b0590b5ef92dbdf71e64cfcb5005077465314829f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7a1b27be0ac932fd2ad13808d040912910a2c3a8da1d1688568169874f303723
[INFO] running `Command { std: "docker" "start" "-a" "7a1b27be0ac932fd2ad13808d040912910a2c3a8da1d1688568169874f303723", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]     Checking fluvio-protocol-core v0.3.3
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]     Checking flv-util v0.5.2
[INFO] [stderr]    Compiling fluvio-protocol-derive v0.3.2
[INFO] [stderr]     Checking fluvio-protocol-api v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.80s
[INFO] running `Command { std: "docker" "inspect" "7a1b27be0ac932fd2ad13808d040912910a2c3a8da1d1688568169874f303723", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a1b27be0ac932fd2ad13808d040912910a2c3a8da1d1688568169874f303723", kill_on_drop: false }`
[INFO] [stdout] 7a1b27be0ac932fd2ad13808d040912910a2c3a8da1d1688568169874f303723
[INFO] checking fluvio-protocol-api-0.4.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate fluvio-protocol-api 0.4.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate fluvio-protocol-api 0.4.1 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 fluvio-protocol-api 0.4.1
[INFO] finished tweaking crates.io crate fluvio-protocol-api 0.4.1
[INFO] tweaked toml for crates.io crate fluvio-protocol-api 0.4.1 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" "+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-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 518cc14e54bb0a69f282404b5f31d8af37797b21b491ecf854960c9599087054
[INFO] running `Command { std: "docker" "start" "-a" "518cc14e54bb0a69f282404b5f31d8af37797b21b491ecf854960c9599087054", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "518cc14e54bb0a69f282404b5f31d8af37797b21b491ecf854960c9599087054", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "518cc14e54bb0a69f282404b5f31d8af37797b21b491ecf854960c9599087054", kill_on_drop: false }`
[INFO] [stdout] 518cc14e54bb0a69f282404b5f31d8af37797b21b491ecf854960c9599087054
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7936f5072aad59fa76c69701c592191c4ddd29b9e02a48e0ae5a16b5776d6426
[INFO] running `Command { std: "docker" "start" "-a" "7936f5072aad59fa76c69701c592191c4ddd29b9e02a48e0ae5a16b5776d6426", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking fluvio-protocol-core v0.3.3
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]     Checking flv-util v0.5.2
[INFO] [stderr]    Compiling fluvio-protocol-derive v0.3.2
[INFO] [stderr]     Checking fluvio-protocol-api v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.90s
[INFO] running `Command { std: "docker" "inspect" "7936f5072aad59fa76c69701c592191c4ddd29b9e02a48e0ae5a16b5776d6426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7936f5072aad59fa76c69701c592191c4ddd29b9e02a48e0ae5a16b5776d6426", kill_on_drop: false }`
[INFO] [stdout] 7936f5072aad59fa76c69701c592191c4ddd29b9e02a48e0ae5a16b5776d6426