[INFO] fetching crate cncs-sm2-gen 0.1.0...
[INFO] checking cncs-sm2-gen-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate cncs-sm2-gen 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate cncs-sm2-gen 0.1.0 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 cncs-sm2-gen 0.1.0
[INFO] finished tweaking crates.io crate cncs-sm2-gen 0.1.0
[INFO] tweaked toml for crates.io crate cncs-sm2-gen 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate cncs-sm2-gen 0.1.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getrandom v0.2.5
[INFO] [stderr]   Downloaded hex v0.3.2
[INFO] [stderr]   Downloaded num v0.4.0
[INFO] [stderr]   Downloaded num-iter v0.1.42
[INFO] [stderr]   Downloaded num-complex v0.4.0
[INFO] [stderr]   Downloaded libsm v0.4.1
[INFO] [stderr]   Downloaded num-rational v0.4.0
[INFO] [stderr]   Downloaded libm v0.2.2
[INFO] [stderr]   Downloaded num-bigint-dig v0.7.0
[INFO] [stderr]   Downloaded libc v0.2.119
[INFO] [stderr]   Downloaded yasna v0.4.0
[INFO] [stderr]   Downloaded cncs-sm2-kit v0.1.1
[INFO] [stderr]   Downloaded gmsm v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ad7735d1e80f67ec7bbe97e53bb188474e54109f072bb414dc5e817b6c0d943c
[INFO] running `Command { std: "docker" "start" "-a" "ad7735d1e80f67ec7bbe97e53bb188474e54109f072bb414dc5e817b6c0d943c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad7735d1e80f67ec7bbe97e53bb188474e54109f072bb414dc5e817b6c0d943c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad7735d1e80f67ec7bbe97e53bb188474e54109f072bb414dc5e817b6c0d943c", kill_on_drop: false }`
[INFO] [stdout] ad7735d1e80f67ec7bbe97e53bb188474e54109f072bb414dc5e817b6c0d943c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 43315e4b52ea18b2c4bae1532884bdb7a1b2d7595e94fb32444e8097a61cae70
[INFO] running `Command { std: "docker" "start" "-a" "43315e4b52ea18b2c4bae1532884bdb7a1b2d7595e94fb32444e8097a61cae70", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling libm v0.2.2
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling num-bigint-dig v0.7.0
[INFO] [stderr]     Checking getrandom v0.2.5
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-bigint v0.4.3
[INFO] [stderr]     Checking yasna v0.4.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking libsm v0.4.1
[INFO] [stderr]     Checking gmsm v0.1.0
[INFO] [stderr]     Checking cncs-sm2-kit v0.1.1
[INFO] [stderr]     Checking cncs-sm2-gen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.16s
[INFO] running `Command { std: "docker" "inspect" "43315e4b52ea18b2c4bae1532884bdb7a1b2d7595e94fb32444e8097a61cae70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43315e4b52ea18b2c4bae1532884bdb7a1b2d7595e94fb32444e8097a61cae70", kill_on_drop: false }`
[INFO] [stdout] 43315e4b52ea18b2c4bae1532884bdb7a1b2d7595e94fb32444e8097a61cae70