[INFO] fetching crate winrt_macros 0.7.2...
[INFO] checking winrt_macros-0.7.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate winrt_macros 0.7.2 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate winrt_macros 0.7.2 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 winrt_macros 0.7.2
[INFO] finished tweaking crates.io crate winrt_macros 0.7.2
[INFO] tweaked toml for crates.io crate winrt_macros 0.7.2 written to /workspace/builds/worker-1-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 15 packages
[INFO] [stderr]       Adding sha1 v0.6.1 (latest: v0.10.6)
[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 winrt_gen_macros v0.7.2
[INFO] [stderr]   Downloaded winrt_gen v0.7.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 08da247fce6ab5bb8c00a351af6e91d13297be9efd5bed506e3b18d51a6d9cae
[INFO] running `Command { std: "docker" "start" "-a" "08da247fce6ab5bb8c00a351af6e91d13297be9efd5bed506e3b18d51a6d9cae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08da247fce6ab5bb8c00a351af6e91d13297be9efd5bed506e3b18d51a6d9cae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08da247fce6ab5bb8c00a351af6e91d13297be9efd5bed506e3b18d51a6d9cae", kill_on_drop: false }`
[INFO] [stdout] 08da247fce6ab5bb8c00a351af6e91d13297be9efd5bed506e3b18d51a6d9cae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 83589d26fef354952c9d572bc101b3652a5e9a4a5f2d1b3a4f04d972df39f9ad
[INFO] running `Command { std: "docker" "start" "-a" "83589d26fef354952c9d572bc101b3652a5e9a4a5f2d1b3a4f04d972df39f9ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling winrt_gen_macros v0.7.2
[INFO] [stderr]     Checking proc-macro2 v1.0.79
[INFO] [stderr]     Checking sha1 v0.6.1
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]     Checking winrt_gen v0.7.2
[INFO] [stderr]     Checking winrt_macros v0.7.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.42s
[INFO] running `Command { std: "docker" "inspect" "83589d26fef354952c9d572bc101b3652a5e9a4a5f2d1b3a4f04d972df39f9ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83589d26fef354952c9d572bc101b3652a5e9a4a5f2d1b3a4f04d972df39f9ad", kill_on_drop: false }`
[INFO] [stdout] 83589d26fef354952c9d572bc101b3652a5e9a4a5f2d1b3a4f04d972df39f9ad
[INFO] checking winrt_macros-0.7.2 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate winrt_macros 0.7.2 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate winrt_macros 0.7.2 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 winrt_macros 0.7.2
[INFO] finished tweaking crates.io crate winrt_macros 0.7.2
[INFO] tweaked toml for crates.io crate winrt_macros 0.7.2 written to /workspace/builds/worker-1-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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 163e4776951e3276e5f109186e1e9afa97ae90d4097a484c02d4def927c8e20b
[INFO] running `Command { std: "docker" "start" "-a" "163e4776951e3276e5f109186e1e9afa97ae90d4097a484c02d4def927c8e20b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "163e4776951e3276e5f109186e1e9afa97ae90d4097a484c02d4def927c8e20b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "163e4776951e3276e5f109186e1e9afa97ae90d4097a484c02d4def927c8e20b", kill_on_drop: false }`
[INFO] [stdout] 163e4776951e3276e5f109186e1e9afa97ae90d4097a484c02d4def927c8e20b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 1e7028d19ba718cab29313302ad1004ec219f219355f582f7d5f304a4f4eae3f
[INFO] running `Command { std: "docker" "start" "-a" "1e7028d19ba718cab29313302ad1004ec219f219355f582f7d5f304a4f4eae3f", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking sha1_smol v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]    Compiling winrt_gen_macros v0.7.2
[INFO] [stderr]     Checking proc-macro2 v1.0.79
[INFO] [stderr]     Checking sha1 v0.6.1
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]     Checking winrt_gen v0.7.2
[INFO] [stderr]     Checking winrt_macros v0.7.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.23s
[INFO] running `Command { std: "docker" "inspect" "1e7028d19ba718cab29313302ad1004ec219f219355f582f7d5f304a4f4eae3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e7028d19ba718cab29313302ad1004ec219f219355f582f7d5f304a4f4eae3f", kill_on_drop: false }`
[INFO] [stdout] 1e7028d19ba718cab29313302ad1004ec219f219355f582f7d5f304a4f4eae3f