[INFO] fetching crate uckb-scanner-utils 0.2.0...
[INFO] checking uckb-scanner-utils-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate uckb-scanner-utils 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate uckb-scanner-utils 0.2.0 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 uckb-scanner-utils 0.2.0
[INFO] finished tweaking crates.io crate uckb-scanner-utils 0.2.0
[INFO] tweaked toml for crates.io crate uckb-scanner-utils 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate uckb-scanner-utils 0.2.0 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 uckb-jsonrpc-core v0.3.0
[INFO] [stderr]   Downloaded uckb-scanner v0.2.0
[INFO] [stderr]   Downloaded jsonrpc-core-client v15.1.0
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[INFO] [stderr]   Downloaded env_logger v0.8.2
[INFO] [stderr]   Downloaded jsonrpc-server-utils v15.1.0
[INFO] [stderr]   Downloaded uckb-jsonrpc-client v0.3.0
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[INFO] [stderr]   Downloaded ckb-crypto v0.38.0
[INFO] [stderr]   Downloaded ckb-logger v0.38.0
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[INFO] [stderr]   Downloaded ckb-fixed-hash-core v0.38.0
[INFO] [stderr]   Downloaded ckb-fixed-hash-macros v0.38.0
[INFO] [stderr]   Downloaded blake2b-rs v0.1.5
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[INFO] [stderr]   Downloaded ckb-rational v0.38.0
[INFO] [stderr]   Downloaded merkle-cbt v0.3.0
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[INFO] [stderr]   Downloaded syn v1.0.53
[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] 55ec267b808be6945863a55042d560902704a40ab59520e007fcea0c57e9480b
[INFO] running `Command { std: "docker" "start" "-a" "55ec267b808be6945863a55042d560902704a40ab59520e007fcea0c57e9480b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55ec267b808be6945863a55042d560902704a40ab59520e007fcea0c57e9480b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55ec267b808be6945863a55042d560902704a40ab59520e007fcea0c57e9480b", kill_on_drop: false }`
[INFO] [stdout] 55ec267b808be6945863a55042d560902704a40ab59520e007fcea0c57e9480b
[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] 10382968fee86575c72f395cc0bfcec24ceaa3e9ce61b59aacdba7c95c94722a
[INFO] running `Command { std: "docker" "start" "-a" "10382968fee86575c72f395cc0bfcec24ceaa3e9ce61b59aacdba7c95c94722a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.53
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[INFO] [stderr]    Compiling rand_chacha v0.1.1
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[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking tokio v0.1.22
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[INFO] [stderr]    Compiling rand v0.6.5
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[INFO] [stderr]    Compiling tokio v0.3.5
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[INFO] [stderr]    Compiling anyhow v1.0.34
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[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
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[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
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[INFO] [stderr]    Compiling property v0.3.3
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking pin-project v1.0.2
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking ckb-fixed-hash-core v0.38.0
[INFO] [stderr]     Checking ckb-occupied-capacity-core v0.38.0
[INFO] [stderr]     Checking numext-fixed-uint-core v0.1.6
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling ckb-occupied-capacity-macros v0.38.0
[INFO] [stderr]     Checking molecule v0.6.0
[INFO] [stderr]     Checking postgres-protocol v0.5.3
[INFO] [stderr]     Checking tokio-util v0.4.0
[INFO] [stderr]    Compiling ckb-fixed-hash-macros v0.38.0
[INFO] [stderr]     Checking postgres-types v0.1.3
[INFO] [stderr]     Checking ckb-occupied-capacity v0.38.0
[INFO] [stderr]     Checking ckb-error v0.38.0
[INFO] [stderr]     Checking tokio-postgres v0.6.0
[INFO] [stderr]     Checking jsonrpc-core v15.1.0
[INFO] [stderr]     Checking jsonrpc-core v14.2.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling jsonrpc-derive v15.1.0
[INFO] [stderr]     Checking ckb-fixed-hash v0.38.0
[INFO] [stderr]     Checking ckb-crypto v0.38.0
[INFO] [stderr]     Checking jsonrpc-pubsub v15.1.0
[INFO] [stderr]     Checking jsonrpc-server-utils v15.1.0
[INFO] [stderr]     Checking jsonrpc-client-transports v15.1.0
[INFO] [stderr]     Checking jsonrpc-core-client v15.1.0
[INFO] [stderr]    Compiling numext-fixed-uint-hack v0.1.6
[INFO] [stderr]     Checking numext-fixed-uint v0.1.6
[INFO] [stderr]     Checking ckb-rational v0.38.0
[INFO] [stderr]     Checking ckb-types v0.38.0
[INFO] [stderr]     Checking ckb-jsonrpc-types v0.38.0
[INFO] [stderr]     Checking ckb-fee-estimator v0.38.0
[INFO] [stderr]     Checking uckb-jsonrpc-core v0.3.0
[INFO] [stderr]     Checking uckb-jsonrpc-client v0.3.0
[INFO] [stderr]     Checking uckb-scanner v0.2.0
[INFO] [stderr]     Checking uckb-scanner-utils v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.59s
[INFO] running `Command { std: "docker" "inspect" "10382968fee86575c72f395cc0bfcec24ceaa3e9ce61b59aacdba7c95c94722a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10382968fee86575c72f395cc0bfcec24ceaa3e9ce61b59aacdba7c95c94722a", kill_on_drop: false }`
[INFO] [stdout] 10382968fee86575c72f395cc0bfcec24ceaa3e9ce61b59aacdba7c95c94722a
[INFO] checking uckb-scanner-utils-0.2.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate uckb-scanner-utils 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate uckb-scanner-utils 0.2.0 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 uckb-scanner-utils 0.2.0
[INFO] finished tweaking crates.io crate uckb-scanner-utils 0.2.0
[INFO] tweaked toml for crates.io crate uckb-scanner-utils 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate uckb-scanner-utils 0.2.0 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] [stderr]     Blocking waiting for file lock on package cache
[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-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] 25f37a075db0a81e18e3c4dc304af3333939151f5cc705b343a4f0ec10275328
[INFO] running `Command { std: "docker" "start" "-a" "25f37a075db0a81e18e3c4dc304af3333939151f5cc705b343a4f0ec10275328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25f37a075db0a81e18e3c4dc304af3333939151f5cc705b343a4f0ec10275328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25f37a075db0a81e18e3c4dc304af3333939151f5cc705b343a4f0ec10275328", kill_on_drop: false }`
[INFO] [stdout] 25f37a075db0a81e18e3c4dc304af3333939151f5cc705b343a4f0ec10275328
[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] c8e6bafd773bebda806825bdda7c762ad4e69c5fa353446d58f655efa80b2e24
[INFO] running `Command { std: "docker" "start" "-a" "c8e6bafd773bebda806825bdda7c762ad4e69c5fa353446d58f655efa80b2e24", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
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[INFO] [stderr]     Checking uckb-scanner-utils v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.16s
[INFO] running `Command { std: "docker" "inspect" "c8e6bafd773bebda806825bdda7c762ad4e69c5fa353446d58f655efa80b2e24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8e6bafd773bebda806825bdda7c762ad4e69c5fa353446d58f655efa80b2e24", kill_on_drop: false }`
[INFO] [stdout] c8e6bafd773bebda806825bdda7c762ad4e69c5fa353446d58f655efa80b2e24