[INFO] fetching crate liquid-rpc-json 0.2.0...
[INFO] checking liquid-rpc-json-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate liquid-rpc-json 0.2.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate liquid-rpc-json 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 liquid-rpc-json 0.2.0
[INFO] finished tweaking crates.io crate liquid-rpc-json 0.2.0
[INFO] tweaked toml for crates.io crate liquid-rpc-json 0.2.0 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 50 packages
[INFO] [stderr]       Adding base64 v0.9.3 (latest: v0.22.0)
[INFO] [stderr]       Adding bech32 v0.7.3 (latest: v0.11.0)
[INFO] [stderr]       Adding bitcoin v0.23.0 (latest: v0.31.2)
[INFO] [stderr]       Adding bitcoin_hashes v0.7.6 (latest: v0.14.0)
[INFO] [stderr]       Adding bitcoincore-rpc v0.11.0 (latest: v0.18.0)
[INFO] [stderr]       Adding bitcoincore-rpc-json v0.11.0 (latest: v0.18.0)
[INFO] [stderr]       Adding cc v1.0.41 (latest: v1.0.90)
[INFO] [stderr]       Adding elements v0.12.1 (latest: v0.24.1)
[INFO] [stderr]       Adding hex v0.3.2 (latest: v0.4.3)
[INFO] [stderr]       Adding hyper v0.10.16 (latest: v1.2.0)
[INFO] [stderr]       Adding idna v0.1.5 (latest: v0.5.0)
[INFO] [stderr]       Adding jsonrpc v0.11.0 (latest: v0.17.0)
[INFO] [stderr]       Adding language-tags v0.2.2 (latest: v0.3.2)
[INFO] [stderr]       Adding log v0.3.9 (latest: v0.4.21)
[INFO] [stderr]       Adding mime v0.2.6 (latest: v0.3.17)
[INFO] [stderr]       Adding percent-encoding v1.0.1 (latest: v2.3.1)
[INFO] [stderr]       Adding secp256k1 v0.17.2 (latest: v0.29.0)
[INFO] [stderr]       Adding secp256k1-sys v0.1.2 (latest: v0.10.0)
[INFO] [stderr]       Adding time v0.1.45 (latest: v0.3.34)
[INFO] [stderr]       Adding unicase v1.4.2 (latest: v2.7.0)
[INFO] [stderr]       Adding url v1.7.2 (latest: v2.5.0)
[INFO] [stderr]       Adding version_check v0.1.5 (latest: v0.9.4)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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 jsonrpc v0.11.0
[INFO] [stderr]   Downloaded bitcoincore-rpc v0.11.0
[INFO] [stderr]   Downloaded secp256k1 v0.17.2
[INFO] [stderr]   Downloaded elements v0.12.1
[INFO] [stderr]   Downloaded secp256k1-sys v0.1.2
[INFO] [stderr]   Downloaded bitcoin v0.23.0
[INFO] [stderr]   Downloaded bitcoincore-rpc-json v0.11.0
[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] 4758ae7d361dfc737270a513452f4810b8a23dea8c732ed5bc394889d94f25fa
[INFO] running `Command { std: "docker" "start" "-a" "4758ae7d361dfc737270a513452f4810b8a23dea8c732ed5bc394889d94f25fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4758ae7d361dfc737270a513452f4810b8a23dea8c732ed5bc394889d94f25fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4758ae7d361dfc737270a513452f4810b8a23dea8c732ed5bc394889d94f25fa", kill_on_drop: false }`
[INFO] [stdout] 4758ae7d361dfc737270a513452f4810b8a23dea8c732ed5bc394889d94f25fa
[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] a909e3126db0231249f0dc11ea3cc080accab6c40436c56efa78afdc5514ceb6
[INFO] running `Command { std: "docker" "start" "-a" "a909e3126db0231249f0dc11ea3cc080accab6c40436c56efa78afdc5514ceb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking bech32 v0.7.3
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking bitcoin_hashes v0.7.6
[INFO] [stderr]     Checking secp256k1 v0.17.2
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking jsonrpc v0.11.0
[INFO] [stderr]     Checking bitcoin v0.23.0
[INFO] [stderr]     Checking bitcoincore-rpc-json v0.11.0
[INFO] [stderr]     Checking elements v0.12.1
[INFO] [stderr]     Checking bitcoincore-rpc v0.11.0
[INFO] [stderr]     Checking liquid-rpc-json v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.71s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "a909e3126db0231249f0dc11ea3cc080accab6c40436c56efa78afdc5514ceb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a909e3126db0231249f0dc11ea3cc080accab6c40436c56efa78afdc5514ceb6", kill_on_drop: false }`
[INFO] [stdout] a909e3126db0231249f0dc11ea3cc080accab6c40436c56efa78afdc5514ceb6