[INFO] fetching crate guac 0.1.0...
[INFO] checking guac-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate guac 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate guac 0.1.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate guac 0.1.0
[INFO] finished tweaking crates.io crate guac 0.1.0
[INFO] tweaked toml for crates.io crate guac 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "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]      Locking 226 packages
[INFO] [stderr]       Adding ascii v0.9.3 (latest: v1.1.0)
[INFO] [stderr]       Adding async-nats v0.29.0 (latest: v0.34.0)
[INFO] [stderr]       Adding base64 v0.13.1 (latest: v0.22.0)
[INFO] [stderr]       Adding base64 v0.21.7 (latest: v0.22.0)
[INFO] [stderr]       Adding base64-url v1.4.13 (latest: v2.0.2)
[INFO] [stderr]       Adding base64ct v1.1.1 (latest: v1.6.0)
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.5.0)
[INFO] [stderr]       Adding block-buffer v0.9.0 (latest: v0.10.4)
[INFO] [stderr]       Adding combine v3.8.1 (latest: v4.6.6)
[INFO] [stderr]       Adding const-oid v0.6.2 (latest: v0.9.6)
[INFO] [stderr]       Adding curve25519-dalek v3.2.0 (latest: v4.1.2)
[INFO] [stderr]       Adding der v0.4.5 (latest: v0.7.9)
[INFO] [stderr]       Adding digest v0.9.0 (latest: v0.10.7)
[INFO] [stderr]       Adding ed25519 v1.5.3 (latest: v2.2.3)
[INFO] [stderr]       Adding ed25519-dalek v1.0.1 (latest: v2.1.1)
[INFO] [stderr]       Adding env_logger v0.5.13 (latest: v0.11.3)
[INFO] [stderr]       Adding foreign-types v0.3.2 (latest: v0.5.0)
[INFO] [stderr]       Adding foreign-types-shared v0.1.1 (latest: v0.3.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding graphql_client v0.12.0 (latest: v0.14.0)
[INFO] [stderr]       Adding graphql_client_codegen v0.12.0 (latest: v0.14.0)
[INFO] [stderr]       Adding graphql_query_derive v0.12.0 (latest: v0.14.0)
[INFO] [stderr]       Adding h2 v0.3.26 (latest: v0.4.4)
[INFO] [stderr]       Adding heck v0.4.1 (latest: v0.5.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.3.9)
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding http-body v0.4.6 (latest: v1.0.0)
[INFO] [stderr]       Adding humantime v1.3.0 (latest: v2.1.0)
[INFO] [stderr]       Adding hyper v0.14.28 (latest: v1.2.0)
[INFO] [stderr]       Adding hyper-tls v0.5.0 (latest: v0.6.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding nkeys v0.2.0 (latest: v0.4.0)
[INFO] [stderr]       Adding nuid v0.3.2 (latest: v0.5.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding pem-rfc7468 v0.2.4 (latest: v0.7.0)
[INFO] [stderr]       Adding pkcs8 v0.7.6 (latest: v0.10.2)
[INFO] [stderr]       Adding quick-error v1.2.3 (latest: v2.0.1)
[INFO] [stderr]       Adding rand_core v0.5.1 (latest: v0.6.4)
[INFO] [stderr]       Adding reqwest v0.11.27 (latest: v0.12.2)
[INFO] [stderr]       Adding ring v0.16.20 (latest: v0.17.8)
[INFO] [stderr]       Adding rustls v0.21.10 (latest: v0.23.4)
[INFO] [stderr]       Adding rustls-native-certs v0.6.3 (latest: v0.7.0)
[INFO] [stderr]       Adding rustls-pemfile v1.0.4 (latest: v2.1.1)
[INFO] [stderr]       Adding rustls-webpki v0.101.7 (latest: v0.102.2)
[INFO] [stderr]       Adding sha2 v0.9.9 (latest: v0.10.8)
[INFO] [stderr]       Adding signatory v0.23.2 (latest: v0.27.1)
[INFO] [stderr]       Adding signature v1.6.4 (latest: v2.2.0)
[INFO] [stderr]       Adding spin v0.5.2 (latest: v0.9.8)
[INFO] [stderr]       Adding spki v0.4.1 (latest: v0.7.3)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding sync_wrapper v0.1.2 (latest: v1.0.0)
[INFO] [stderr]       Adding system-configuration v0.5.1 (latest: v0.6.0)
[INFO] [stderr]       Adding system-configuration-sys v0.5.0 (latest: v0.6.0)
[INFO] [stderr]       Adding untrusted v0.7.1 (latest: v0.9.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.52.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.4)
[INFO] [stderr]       Adding winreg v0.50.0 (latest: v0.52.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded graphql_query_derive v0.12.0
[INFO] [stderr]   Downloaded async-nats-tokio-rustls-deps v0.24.0-ALPHA.1
[INFO] [stderr]   Downloaded openvex v0.1.1
[INFO] [stderr]   Downloaded tokio-retry v0.3.0
[INFO] [stderr]   Downloaded graphql_client v0.12.0
[INFO] [stderr]   Downloaded graphql_client_codegen v0.12.0
[INFO] [stderr]   Downloaded packageurl v0.3.0
[INFO] [stderr]   Downloaded async-nats v0.29.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5973b1a8b5dc395a5ea6b50cd3131ef0b1105c3ac500f5f5314321338ea6b857
[INFO] running `Command { std: "docker" "start" "-a" "5973b1a8b5dc395a5ea6b50cd3131ef0b1105c3ac500f5f5314321338ea6b857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5973b1a8b5dc395a5ea6b50cd3131ef0b1105c3ac500f5f5314321338ea6b857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5973b1a8b5dc395a5ea6b50cd3131ef0b1105c3ac500f5f5314321338ea6b857", kill_on_drop: false }`
[INFO] [stdout] 5973b1a8b5dc395a5ea6b50cd3131ef0b1105c3ac500f5f5314321338ea6b857
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f897dc85f446c8f9b0b794ae7080669bf6208c9835aa9ff2fc0ce6131ad4340c
[INFO] running `Command { std: "docker" "start" "-a" "f897dc85f446c8f9b0b794ae7080669bf6208c9835aa9ff2fc0ce6131ad4340c", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]    Compiling vcpkg v0.2.15
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking const-oid v0.6.2
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking signature v1.6.4
[INFO] [stderr]     Checking der v0.4.5
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ring v0.17.8
[INFO] [stderr]     Checking base64ct v1.1.1
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking pem-rfc7468 v0.2.4
[INFO] [stderr]     Checking ed25519 v1.5.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking data-encoding v2.5.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking ring v0.16.20
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking spki v0.4.1
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking curve25519-dalek v3.2.0
[INFO] [stderr]     Checking chrono v0.4.37
[INFO] [stderr]     Checking time v0.3.34
[INFO] [stderr]     Checking pkcs8 v0.7.6
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking signatory v0.23.2
[INFO] [stderr]     Checking base64-url v1.4.13
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]     Checking serde_nanos v0.1.3
[INFO] [stderr]    Compiling serde_repr v0.1.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking packageurl v0.3.0
[INFO] [stderr]     Checking nuid v0.3.2
[INFO] [stderr]     Checking uuid v1.8.0
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking webpki v0.22.4
[INFO] [stderr]     Checking nkeys v0.2.0
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking openvex v0.1.1
[INFO] [stderr]     Checking rustls v0.21.10
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling graphql-introspection-query v0.2.0
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking async-nats-tokio-rustls-deps v0.24.0-ALPHA.1
[INFO] [stderr]     Checking tokio-retry v0.3.0
[INFO] [stderr]    Compiling graphql-parser v0.4.0
[INFO] [stderr]     Checking async-nats v0.29.0
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling graphql_client_codegen v0.12.0
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]    Compiling graphql_query_derive v0.12.0
[INFO] [stderr]     Checking reqwest v0.11.27
[INFO] [stderr]     Checking graphql_client v0.12.0
[INFO] [stderr]     Checking guac v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.38s
[INFO] running `Command { std: "docker" "inspect" "f897dc85f446c8f9b0b794ae7080669bf6208c9835aa9ff2fc0ce6131ad4340c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f897dc85f446c8f9b0b794ae7080669bf6208c9835aa9ff2fc0ce6131ad4340c", kill_on_drop: false }`
[INFO] [stdout] f897dc85f446c8f9b0b794ae7080669bf6208c9835aa9ff2fc0ce6131ad4340c