[INFO] fetching crate mycroft-macros-impl 0.0.1...
[INFO] checking mycroft-macros-impl-0.0.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate mycroft-macros-impl 0.0.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate mycroft-macros-impl 0.0.1 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 mycroft-macros-impl 0.0.1
[INFO] finished tweaking crates.io crate mycroft-macros-impl 0.0.1
[INFO] tweaked toml for crates.io crate mycroft-macros-impl 0.0.1 written to /workspace/builds/worker-7-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 26 packages
[INFO] [stderr]       Adding ascii v0.7.1 (latest: v1.1.0)
[INFO] [stderr]       Adding combine v2.5.2 (latest: v4.6.6)
[INFO] [stderr]       Adding error-chain v0.11.0 (latest: v0.12.4)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding proc-macro-hack v0.4.3 (latest: v0.5.20+deprecated)
[INFO] [stderr]       Adding proc-macro2 v0.2.3 (latest: v1.0.79)
[INFO] [stderr]       Adding quote v0.3.15 (latest: v1.0.35)
[INFO] [stderr]       Adding quote v0.4.2 (latest: v1.0.35)
[INFO] [stderr]       Adding syn v0.11.11 (latest: v2.0.58)
[INFO] [stderr]       Adding unicode-xid v0.0.4 (latest: v0.2.4)
[INFO] [stderr]       Adding unicode-xid v0.1.0 (latest: v0.2.4)
[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 syn v0.11.11
[INFO] [stderr]   Downloaded quote v0.4.2
[INFO] [stderr]   Downloaded quote v0.3.15
[INFO] [stderr]   Downloaded combine v2.5.2
[INFO] [stderr]   Downloaded mycroft v0.0.1
[INFO] [stderr]   Downloaded ascii v0.7.1
[INFO] [stderr]   Downloaded proc-macro2 v0.2.3
[INFO] [stderr]   Downloaded synom v0.11.3
[INFO] [stderr]   Downloaded unicode-xid v0.0.4
[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] 705bb9e67f7f4f7001e546121bb94294d79b808b95d199c8e88d196a52789d89
[INFO] running `Command { std: "docker" "start" "-a" "705bb9e67f7f4f7001e546121bb94294d79b808b95d199c8e88d196a52789d89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "705bb9e67f7f4f7001e546121bb94294d79b808b95d199c8e88d196a52789d89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "705bb9e67f7f4f7001e546121bb94294d79b808b95d199c8e88d196a52789d89", kill_on_drop: false }`
[INFO] [stdout] 705bb9e67f7f4f7001e546121bb94294d79b808b95d199c8e88d196a52789d89
[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] b2840ce5edd05dfb9be8b1a553a738b98d2662ae3d1f13c7d671e22866715b5e
[INFO] running `Command { std: "docker" "start" "-a" "b2840ce5edd05dfb9be8b1a553a738b98d2662ae3d1f13c7d671e22866715b5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking unicode-xid v0.0.4
[INFO] [stderr]     Checking quote v0.3.15
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking ascii v0.7.1
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.3
[INFO] [stderr]     Checking proc-macro2 v0.2.3
[INFO] [stderr]     Checking synom v0.11.3
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking syn v0.11.11
[INFO] [stderr]     Checking combine v2.5.2
[INFO] [stderr]     Checking quote v0.4.2
[INFO] [stderr]     Checking proc-macro-hack v0.4.3
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking mycroft v0.0.1
[INFO] [stderr]     Checking mycroft-macros-impl v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.20s
[INFO] running `Command { std: "docker" "inspect" "b2840ce5edd05dfb9be8b1a553a738b98d2662ae3d1f13c7d671e22866715b5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2840ce5edd05dfb9be8b1a553a738b98d2662ae3d1f13c7d671e22866715b5e", kill_on_drop: false }`
[INFO] [stdout] b2840ce5edd05dfb9be8b1a553a738b98d2662ae3d1f13c7d671e22866715b5e
[INFO] checking mycroft-macros-impl-0.0.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate mycroft-macros-impl 0.0.1 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate mycroft-macros-impl 0.0.1 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 mycroft-macros-impl 0.0.1
[INFO] finished tweaking crates.io crate mycroft-macros-impl 0.0.1
[INFO] tweaked toml for crates.io crate mycroft-macros-impl 0.0.1 written to /workspace/builds/worker-7-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-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] 901c8dbcfcbb4c93d13c9ab1054baa4feec94ef0b4d5387abd545c356f9b1452
[INFO] running `Command { std: "docker" "start" "-a" "901c8dbcfcbb4c93d13c9ab1054baa4feec94ef0b4d5387abd545c356f9b1452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "901c8dbcfcbb4c93d13c9ab1054baa4feec94ef0b4d5387abd545c356f9b1452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "901c8dbcfcbb4c93d13c9ab1054baa4feec94ef0b4d5387abd545c356f9b1452", kill_on_drop: false }`
[INFO] [stdout] 901c8dbcfcbb4c93d13c9ab1054baa4feec94ef0b4d5387abd545c356f9b1452
[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] c2dcf19778b90505772a41fbd1781008fcbac9b5044a253ab80c3037d9b8c8df
[INFO] running `Command { std: "docker" "start" "-a" "c2dcf19778b90505772a41fbd1781008fcbac9b5044a253ab80c3037d9b8c8df", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking unicode-xid v0.0.4
[INFO] [stderr]     Checking quote v0.3.15
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking ascii v0.7.1
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.3
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]     Checking synom v0.11.3
[INFO] [stderr]     Checking proc-macro2 v0.2.3
[INFO] [stderr]     Checking syn v0.11.11
[INFO] [stderr]     Checking combine v2.5.2
[INFO] [stderr]     Checking quote v0.4.2
[INFO] [stderr]     Checking proc-macro-hack v0.4.3
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking mycroft v0.0.1
[INFO] [stderr]     Checking mycroft-macros-impl v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.07s
[INFO] running `Command { std: "docker" "inspect" "c2dcf19778b90505772a41fbd1781008fcbac9b5044a253ab80c3037d9b8c8df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2dcf19778b90505772a41fbd1781008fcbac9b5044a253ab80c3037d9b8c8df", kill_on_drop: false }`
[INFO] [stdout] c2dcf19778b90505772a41fbd1781008fcbac9b5044a253ab80c3037d9b8c8df