[INFO] fetching crate hrpc-build 0.33.1...
[INFO] checking hrpc-build-0.33.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate hrpc-build 0.33.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate hrpc-build 0.33.1 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 hrpc-build 0.33.1
[INFO] finished tweaking crates.io crate hrpc-build 0.33.1
[INFO] tweaked toml for crates.io crate hrpc-build 0.33.1 written to /workspace/builds/worker-6-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 49 packages
[INFO] [stderr]       Adding fixedbitset v0.4.2 (latest: v0.5.6)
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding multimap v0.8.3 (latest: v0.10.0)
[INFO] [stderr]       Adding prost v0.10.4 (latest: v0.12.4)
[INFO] [stderr]       Adding prost-build v0.10.4 (latest: v0.12.4)
[INFO] [stderr]       Adding prost-derive v0.10.1 (latest: v0.12.4)
[INFO] [stderr]       Adding prost-types v0.10.1 (latest: v0.12.4)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding which v4.4.2 (latest: v6.0.1)
[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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d33c36f9f4153eb4a78ff5480fe52739228172449d19d4a4d6be749072b2ccb2
[INFO] running `Command { std: "docker" "start" "-a" "d33c36f9f4153eb4a78ff5480fe52739228172449d19d4a4d6be749072b2ccb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d33c36f9f4153eb4a78ff5480fe52739228172449d19d4a4d6be749072b2ccb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d33c36f9f4153eb4a78ff5480fe52739228172449d19d4a4d6be749072b2ccb2", kill_on_drop: false }`
[INFO] [stdout] d33c36f9f4153eb4a78ff5480fe52739228172449d19d4a4d6be749072b2ccb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 7b6783fd68a9583c3b07dc44745499cc86b5e6c4644308a1007ae729420bc2c9
[INFO] running `Command { std: "docker" "start" "-a" "7b6783fd68a9583c3b07dc44745499cc86b5e6c4644308a1007ae729420bc2c9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking multimap v0.8.3
[INFO] [stderr]     Checking heck v0.4.1
[INFO] [stderr]     Checking petgraph v0.6.4
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]    Compiling prost-build v0.10.4
[INFO] [stderr]    Compiling prost-derive v0.10.1
[INFO] [stderr]     Checking prost v0.10.4
[INFO] [stderr]     Checking prost-types v0.10.1
[INFO] [stderr]     Checking hrpc-build v0.33.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.18s
[INFO] running `Command { std: "docker" "inspect" "7b6783fd68a9583c3b07dc44745499cc86b5e6c4644308a1007ae729420bc2c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b6783fd68a9583c3b07dc44745499cc86b5e6c4644308a1007ae729420bc2c9", kill_on_drop: false }`
[INFO] [stdout] 7b6783fd68a9583c3b07dc44745499cc86b5e6c4644308a1007ae729420bc2c9
[INFO] checking hrpc-build-0.33.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate hrpc-build 0.33.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate hrpc-build 0.33.1 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 hrpc-build 0.33.1
[INFO] finished tweaking crates.io crate hrpc-build 0.33.1
[INFO] tweaked toml for crates.io crate hrpc-build 0.33.1 written to /workspace/builds/worker-6-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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a168d4a0147faed938006aa79bf9012dc80e7b2b6ee0aa374246c498a58d0aa0
[INFO] running `Command { std: "docker" "start" "-a" "a168d4a0147faed938006aa79bf9012dc80e7b2b6ee0aa374246c498a58d0aa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a168d4a0147faed938006aa79bf9012dc80e7b2b6ee0aa374246c498a58d0aa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a168d4a0147faed938006aa79bf9012dc80e7b2b6ee0aa374246c498a58d0aa0", kill_on_drop: false }`
[INFO] [stdout] a168d4a0147faed938006aa79bf9012dc80e7b2b6ee0aa374246c498a58d0aa0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 21db2fd554b551124a63c0f648b3352c2513e137c38abdb12cb0ebccfd423b11
[INFO] running `Command { std: "docker" "start" "-a" "21db2fd554b551124a63c0f648b3352c2513e137c38abdb12cb0ebccfd423b11", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking fixedbitset v0.4.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking heck v0.4.1
[INFO] [stderr]     Checking multimap v0.8.3
[INFO] [stderr]     Checking petgraph v0.6.4
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]    Compiling prost-build v0.10.4
[INFO] [stderr]    Compiling prost-derive v0.10.1
[INFO] [stderr]     Checking prost v0.10.4
[INFO] [stderr]     Checking prost-types v0.10.1
[INFO] [stderr]     Checking hrpc-build v0.33.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.69s
[INFO] running `Command { std: "docker" "inspect" "21db2fd554b551124a63c0f648b3352c2513e137c38abdb12cb0ebccfd423b11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21db2fd554b551124a63c0f648b3352c2513e137c38abdb12cb0ebccfd423b11", kill_on_drop: false }`
[INFO] [stdout] 21db2fd554b551124a63c0f648b3352c2513e137c38abdb12cb0ebccfd423b11