[INFO] fetching crate wedpr_l_crypto_signature_sm2 1.1.0...
[INFO] checking wedpr_l_crypto_signature_sm2-1.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate wedpr_l_crypto_signature_sm2 1.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate wedpr_l_crypto_signature_sm2 1.1.0 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 wedpr_l_crypto_signature_sm2 1.1.0
[INFO] finished tweaking crates.io crate wedpr_l_crypto_signature_sm2 1.1.0
[INFO] tweaked toml for crates.io crate wedpr_l_crypto_signature_sm2 1.1.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 38 packages
[INFO] [stderr]       Adding num-bigint v0.2.6 (latest: v0.4.4)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding rand v0.4.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding synstructure v0.12.6 (latest: v0.13.1)
[INFO] [stderr]       Adding yasna v0.3.2 (latest: v0.5.2)
[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 yasna v0.3.2
[INFO] [stderr]   Downloaded wedpr_l_libsm v0.3.5
[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] 122e6079730405deb05e96fa2692fe9f4985d58c2bf7c4d9ba179a23e40dd4b4
[INFO] running `Command { std: "docker" "start" "-a" "122e6079730405deb05e96fa2692fe9f4985d58c2bf7c4d9ba179a23e40dd4b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "122e6079730405deb05e96fa2692fe9f4985d58c2bf7c4d9ba179a23e40dd4b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "122e6079730405deb05e96fa2692fe9f4985d58c2bf7c4d9ba179a23e40dd4b4", kill_on_drop: false }`
[INFO] [stdout] 122e6079730405deb05e96fa2692fe9f4985d58c2bf7c4d9ba179a23e40dd4b4
[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] d5c2a5ceec417eced2ad716c24b20948c18297bde5af9a5b1302e2e123df2215
[INFO] running `Command { std: "docker" "start" "-a" "d5c2a5ceec417eced2ad716c24b20948c18297bde5af9a5b1302e2e123df2215", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking wedpr_l_macros v1.0.0
[INFO] [stderr]     Checking wedpr_l_utils v1.1.0
[INFO] [stderr]     Checking yasna v0.3.2
[INFO] [stderr]     Checking wedpr_l_libsm v0.3.5
[INFO] [stderr]     Checking wedpr_l_crypto_signature_sm2 v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.70s
[INFO] running `Command { std: "docker" "inspect" "d5c2a5ceec417eced2ad716c24b20948c18297bde5af9a5b1302e2e123df2215", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5c2a5ceec417eced2ad716c24b20948c18297bde5af9a5b1302e2e123df2215", kill_on_drop: false }`
[INFO] [stdout] d5c2a5ceec417eced2ad716c24b20948c18297bde5af9a5b1302e2e123df2215
[INFO] checking wedpr_l_crypto_signature_sm2-1.1.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate wedpr_l_crypto_signature_sm2 1.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate wedpr_l_crypto_signature_sm2 1.1.0 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 wedpr_l_crypto_signature_sm2 1.1.0
[INFO] finished tweaking crates.io crate wedpr_l_crypto_signature_sm2 1.1.0
[INFO] tweaked toml for crates.io crate wedpr_l_crypto_signature_sm2 1.1.0 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] 7540fe89aa66dda6624ff3af2538d7d3918c3199a7aac0df24dc6204301ab200
[INFO] running `Command { std: "docker" "start" "-a" "7540fe89aa66dda6624ff3af2538d7d3918c3199a7aac0df24dc6204301ab200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7540fe89aa66dda6624ff3af2538d7d3918c3199a7aac0df24dc6204301ab200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7540fe89aa66dda6624ff3af2538d7d3918c3199a7aac0df24dc6204301ab200", kill_on_drop: false }`
[INFO] [stdout] 7540fe89aa66dda6624ff3af2538d7d3918c3199a7aac0df24dc6204301ab200
[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] ad5b11fd2b55b0d40e9bdd52a64ebcc651aa0237e22cd4bcc31f9ecd03d769af
[INFO] running `Command { std: "docker" "start" "-a" "ad5b11fd2b55b0d40e9bdd52a64ebcc651aa0237e22cd4bcc31f9ecd03d769af", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking wedpr_l_macros v1.0.0
[INFO] [stderr]     Checking wedpr_l_utils v1.1.0
[INFO] [stderr]     Checking yasna v0.3.2
[INFO] [stderr]     Checking wedpr_l_libsm v0.3.5
[INFO] [stderr]     Checking wedpr_l_crypto_signature_sm2 v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.54s
[INFO] running `Command { std: "docker" "inspect" "ad5b11fd2b55b0d40e9bdd52a64ebcc651aa0237e22cd4bcc31f9ecd03d769af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad5b11fd2b55b0d40e9bdd52a64ebcc651aa0237e22cd4bcc31f9ecd03d769af", kill_on_drop: false }`
[INFO] [stdout] ad5b11fd2b55b0d40e9bdd52a64ebcc651aa0237e22cd4bcc31f9ecd03d769af