[INFO] fetching crate ffpb 0.1.1...
[INFO] checking ffpb-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate ffpb 0.1.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate ffpb 0.1.1 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 ffpb 0.1.1
[INFO] finished tweaking crates.io crate ffpb 0.1.1
[INFO] tweaked toml for crates.io crate ffpb 0.1.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate ffpb 0.1.1 already has a lockfile, it will not be regenerated
[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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded kdam v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] caf1542e13113d5e7efbd4cb398b452ec80d08d51a375925641e78ca73152fd6
[INFO] running `Command { std: "docker" "start" "-a" "caf1542e13113d5e7efbd4cb398b452ec80d08d51a375925641e78ca73152fd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "caf1542e13113d5e7efbd4cb398b452ec80d08d51a375925641e78ca73152fd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caf1542e13113d5e7efbd4cb398b452ec80d08d51a375925641e78ca73152fd6", kill_on_drop: false }`
[INFO] [stdout] caf1542e13113d5e7efbd4cb398b452ec80d08d51a375925641e78ca73152fd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e26285a9fa30bea51826cfd6ee12759fc3cdbc6c7fa73b44c7ece07c3edfb811
[INFO] running `Command { std: "docker" "start" "-a" "e26285a9fa30bea51826cfd6ee12759fc3cdbc6c7fa73b44c7ece07c3edfb811", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking kdam v0.1.7
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking ffpb v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "e26285a9fa30bea51826cfd6ee12759fc3cdbc6c7fa73b44c7ece07c3edfb811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e26285a9fa30bea51826cfd6ee12759fc3cdbc6c7fa73b44c7ece07c3edfb811", kill_on_drop: false }`
[INFO] [stdout] e26285a9fa30bea51826cfd6ee12759fc3cdbc6c7fa73b44c7ece07c3edfb811
[INFO] checking ffpb-0.1.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate ffpb 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate ffpb 0.1.1 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 ffpb 0.1.1
[INFO] finished tweaking crates.io crate ffpb 0.1.1
[INFO] tweaked toml for crates.io crate ffpb 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate ffpb 0.1.1 already has a lockfile, it will not be regenerated
[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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 05c9a6bde47d1993a2a43cd645c347c70dd5e391991d6ec359e5bb39e442e81a
[INFO] running `Command { std: "docker" "start" "-a" "05c9a6bde47d1993a2a43cd645c347c70dd5e391991d6ec359e5bb39e442e81a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05c9a6bde47d1993a2a43cd645c347c70dd5e391991d6ec359e5bb39e442e81a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05c9a6bde47d1993a2a43cd645c347c70dd5e391991d6ec359e5bb39e442e81a", kill_on_drop: false }`
[INFO] [stdout] 05c9a6bde47d1993a2a43cd645c347c70dd5e391991d6ec359e5bb39e442e81a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 9d3b01541948ad03024a028face6aa53c112820ec03470089758be4dc7b8b183
[INFO] running `Command { std: "docker" "start" "-a" "9d3b01541948ad03024a028face6aa53c112820ec03470089758be4dc7b8b183", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking kdam v0.1.7
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking ffpb v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "9d3b01541948ad03024a028face6aa53c112820ec03470089758be4dc7b8b183", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d3b01541948ad03024a028face6aa53c112820ec03470089758be4dc7b8b183", kill_on_drop: false }`
[INFO] [stdout] 9d3b01541948ad03024a028face6aa53c112820ec03470089758be4dc7b8b183