[INFO] fetching crate cxx-llvm-build 0.0.3...
[INFO] checking cxx-llvm-build-0.0.3 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate cxx-llvm-build 0.0.3 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate cxx-llvm-build 0.0.3 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 cxx-llvm-build 0.0.3
[INFO] finished tweaking crates.io crate cxx-llvm-build 0.0.3
[INFO] tweaked toml for crates.io crate cxx-llvm-build 0.0.3 written to /workspace/builds/worker-3-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 29 packages
[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 normpath v1.2.0
[INFO] [stderr]   Downloaded cxx-build v1.0.120
[INFO] [stderr]   Downloaded cxx-llvm-build-common v0.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9b5fd7860393dbbefc177f015c99946557a2a6e9830ee6abf055a61402b43262
[INFO] running `Command { std: "docker" "start" "-a" "9b5fd7860393dbbefc177f015c99946557a2a6e9830ee6abf055a61402b43262", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b5fd7860393dbbefc177f015c99946557a2a6e9830ee6abf055a61402b43262", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b5fd7860393dbbefc177f015c99946557a2a6e9830ee6abf055a61402b43262", kill_on_drop: false }`
[INFO] [stdout] 9b5fd7860393dbbefc177f015c99946557a2a6e9830ee6abf055a61402b43262
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 5d1940f4d6a30927186826f54b00a28d166e8fe3d126d5f7c69969ab4b35a50b
[INFO] running `Command { std: "docker" "start" "-a" "5d1940f4d6a30927186826f54b00a28d166e8fe3d126d5f7c69969ab4b35a50b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling scratch v1.0.7
[INFO] [stderr]     Checking normpath v1.2.0
[INFO] [stderr]     Checking jobserver v0.1.28
[INFO] [stderr]     Checking cc v1.0.90
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking cxx-llvm-build-common v0.0.3
[INFO] [stderr]     Checking syn v2.0.58
[INFO] [stderr]     Checking cxx-build v1.0.120
[INFO] [stderr]     Checking cxx-llvm-build v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.09s
[INFO] running `Command { std: "docker" "inspect" "5d1940f4d6a30927186826f54b00a28d166e8fe3d126d5f7c69969ab4b35a50b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d1940f4d6a30927186826f54b00a28d166e8fe3d126d5f7c69969ab4b35a50b", kill_on_drop: false }`
[INFO] [stdout] 5d1940f4d6a30927186826f54b00a28d166e8fe3d126d5f7c69969ab4b35a50b
[INFO] checking cxx-llvm-build-0.0.3 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate cxx-llvm-build 0.0.3 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate cxx-llvm-build 0.0.3 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 cxx-llvm-build 0.0.3
[INFO] finished tweaking crates.io crate cxx-llvm-build 0.0.3
[INFO] tweaked toml for crates.io crate cxx-llvm-build 0.0.3 written to /workspace/builds/worker-3-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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e5c9fa42bc10ab6de982e90dc0351b6275a1f38a43f2674ade0fb9572840c507
[INFO] running `Command { std: "docker" "start" "-a" "e5c9fa42bc10ab6de982e90dc0351b6275a1f38a43f2674ade0fb9572840c507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5c9fa42bc10ab6de982e90dc0351b6275a1f38a43f2674ade0fb9572840c507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5c9fa42bc10ab6de982e90dc0351b6275a1f38a43f2674ade0fb9572840c507", kill_on_drop: false }`
[INFO] [stdout] e5c9fa42bc10ab6de982e90dc0351b6275a1f38a43f2674ade0fb9572840c507
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7a1cfc5ee8b6852286cc1d8383a5744f13ba603e12ff882599f230f180475a90
[INFO] running `Command { std: "docker" "start" "-a" "7a1cfc5ee8b6852286cc1d8383a5744f13ba603e12ff882599f230f180475a90", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling scratch v1.0.7
[INFO] [stderr]     Checking normpath v1.2.0
[INFO] [stderr]     Checking jobserver v0.1.28
[INFO] [stderr]     Checking cc v1.0.90
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking cxx-llvm-build-common v0.0.3
[INFO] [stderr]     Checking syn v2.0.58
[INFO] [stderr]     Checking cxx-build v1.0.120
[INFO] [stderr]     Checking cxx-llvm-build v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.04s
[INFO] running `Command { std: "docker" "inspect" "7a1cfc5ee8b6852286cc1d8383a5744f13ba603e12ff882599f230f180475a90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a1cfc5ee8b6852286cc1d8383a5744f13ba603e12ff882599f230f180475a90", kill_on_drop: false }`
[INFO] [stdout] 7a1cfc5ee8b6852286cc1d8383a5744f13ba603e12ff882599f230f180475a90