[INFO] fetching crate ckb-x64-simulator 0.7.0...
[INFO] checking ckb-x64-simulator-0.7.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate ckb-x64-simulator 0.7.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate ckb-x64-simulator 0.7.0 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 ckb-x64-simulator 0.7.0
[INFO] finished tweaking crates.io crate ckb-x64-simulator 0.7.0
[INFO] tweaked toml for crates.io crate ckb-x64-simulator 0.7.0 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]      Locking 59 packages
[INFO] [stderr]       Adding blake2b-ref v0.2.1 (latest: v0.3.1)
[INFO] [stderr]       Adding ckb-channel v0.104.1 (latest: v0.115.0)
[INFO] [stderr]       Adding ckb-error v0.104.1 (latest: v0.115.0)
[INFO] [stderr]       Adding ckb-fixed-hash v0.104.1 (latest: v0.115.0)
[INFO] [stderr]       Adding ckb-fixed-hash-core v0.104.1 (latest: v0.115.0)
[INFO] [stderr]       Adding ckb-fixed-hash-macros v0.104.1 (latest: v0.115.0)
[INFO] [stderr]       Adding ckb-hash v0.104.1 (latest: v0.115.0)
[INFO] [stderr]       Adding ckb-jsonrpc-types v0.104.1 (latest: v0.115.0)
[INFO] [stderr]       Adding ckb-mock-tx-types v0.4.0 (latest: v0.114.0)
[INFO] [stderr]       Adding ckb-occupied-capacity v0.104.1 (latest: v0.115.0)
[INFO] [stderr]       Adding ckb-occupied-capacity-core v0.104.1 (latest: v0.115.0)
[INFO] [stderr]       Adding ckb-occupied-capacity-macros v0.104.1 (latest: v0.115.0)
[INFO] [stderr]       Adding ckb-rational v0.104.1 (latest: v0.115.0)
[INFO] [stderr]       Adding ckb-traits v0.104.1 (latest: v0.115.0)
[INFO] [stderr]       Adding ckb-types v0.104.1 (latest: v0.115.0)
[INFO] [stderr]       Adding faster-hex v0.6.1 (latest: v0.9.0)
[INFO] [stderr]       Adding getrandom v0.1.16 (latest: v0.2.12)
[INFO] [stderr]       Adding molecule v0.7.3 (latest: v0.8.0)
[INFO] [stderr]       Adding rand v0.7.3 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_chacha v0.2.2 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_core v0.5.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_hc v0.2.0 (latest: v0.3.2)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding wasi v0.9.0+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 faster-hex v0.6.1
[INFO] [stderr]   Downloaded molecule v0.7.3
[INFO] [stderr]   Downloaded merkle-cbt v0.3.2
[INFO] [stderr]   Downloaded numext-constructor v0.1.6
[INFO] [stderr]   Downloaded ckb-mock-tx-types v0.4.0
[INFO] [stderr]   Downloaded ckb-error v0.104.1
[INFO] [stderr]   Downloaded ckb-jsonrpc-types v0.104.1
[INFO] [stderr]   Downloaded ckb-fixed-hash v0.104.1
[INFO] [stderr]   Downloaded blake2b-ref v0.2.1
[INFO] [stderr]   Downloaded blake2b-rs v0.2.0
[INFO] [stderr]   Downloaded ckb-occupied-capacity-macros v0.104.1
[INFO] [stderr]   Downloaded ckb-fixed-hash-core v0.104.1
[INFO] [stderr]   Downloaded ckb-fixed-hash-macros v0.104.1
[INFO] [stderr]   Downloaded ckb-hash v0.104.1
[INFO] [stderr]   Downloaded ckb-occupied-capacity-core v0.104.1
[INFO] [stderr]   Downloaded ckb-occupied-capacity v0.104.1
[INFO] [stderr]   Downloaded ckb-rational v0.104.1
[INFO] [stderr]   Downloaded numext-fixed-uint-hack v0.1.6
[INFO] [stderr]   Downloaded ckb-types v0.104.1
[INFO] [stderr]   Downloaded ckb-channel v0.104.1
[INFO] [stderr]   Downloaded numext-fixed-uint-core v0.1.6
[INFO] [stderr]   Downloaded numext-fixed-uint v0.1.6
[INFO] [stderr]   Downloaded ckb-traits v0.104.1
[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] a4d419c6fb50d355636e4adbc1320dbe7f448bb482cb8c4bba349ad861d1a2f8
[INFO] running `Command { std: "docker" "start" "-a" "a4d419c6fb50d355636e4adbc1320dbe7f448bb482cb8c4bba349ad861d1a2f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4d419c6fb50d355636e4adbc1320dbe7f448bb482cb8c4bba349ad861d1a2f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4d419c6fb50d355636e4adbc1320dbe7f448bb482cb8c4bba349ad861d1a2f8", kill_on_drop: false }`
[INFO] [stdout] a4d419c6fb50d355636e4adbc1320dbe7f448bb482cb8c4bba349ad861d1a2f8
[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] 8883f56d5f7f4a34d4c661963fb1d5d741388c9f8f02dde1a0df068183664b63
[INFO] running `Command { std: "docker" "start" "-a" "8883f56d5f7f4a34d4c661963fb1d5d741388c9f8f02dde1a0df068183664b63", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling numext-constructor v0.1.6
[INFO] [stderr]     Checking faster-hex v0.6.1
[INFO] [stderr]    Compiling blake2b-rs v0.2.0
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]     Checking merkle-cbt v0.3.2
[INFO] [stderr]     Checking ckb-channel v0.104.1
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]    Compiling ckb-x64-simulator v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: ckb-x64-simulator@0.7.0: Compiler version doesn't include clang or GCC: "cc" "--version"
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking ckb-hash v0.104.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking ckb-occupied-capacity-core v0.104.1
[INFO] [stderr]     Checking ckb-fixed-hash-core v0.104.1
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking molecule v0.7.3
[INFO] [stderr]    Compiling ckb-occupied-capacity-macros v0.104.1
[INFO] [stderr]    Compiling ckb-fixed-hash-macros v0.104.1
[INFO] [stderr]     Checking ckb-occupied-capacity v0.104.1
[INFO] [stderr]     Checking ckb-error v0.104.1
[INFO] [stderr]     Checking ckb-fixed-hash v0.104.1
[INFO] [stderr]    Compiling numext-fixed-uint-core v0.1.6
[INFO] [stderr]    Compiling numext-fixed-uint-hack v0.1.6
[INFO] [stderr]     Checking numext-fixed-uint v0.1.6
[INFO] [stderr]     Checking ckb-rational v0.104.1
[INFO] [stderr]     Checking ckb-types v0.104.1
[INFO] [stderr]     Checking ckb-traits v0.104.1
[INFO] [stderr]     Checking ckb-jsonrpc-types v0.104.1
[INFO] [stderr]     Checking ckb-mock-tx-types v0.4.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.32s
[INFO] running `Command { std: "docker" "inspect" "8883f56d5f7f4a34d4c661963fb1d5d741388c9f8f02dde1a0df068183664b63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8883f56d5f7f4a34d4c661963fb1d5d741388c9f8f02dde1a0df068183664b63", kill_on_drop: false }`
[INFO] [stdout] 8883f56d5f7f4a34d4c661963fb1d5d741388c9f8f02dde1a0df068183664b63