[INFO] fetching crate nanotubes 0.1.0... [INFO] checking nanotubes-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate nanotubes 0.1.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate nanotubes 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 nanotubes 0.1.0 [INFO] finished tweaking crates.io crate nanotubes 0.1.0 [INFO] tweaked toml for crates.io crate nanotubes 0.1.0 written to /workspace/builds/worker-4-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] Updating crates.io index [INFO] [stderr] Locking 217 packages [INFO] [stderr] Adding async-channel v1.9.0 (latest: v2.2.0) [INFO] [stderr] Adding async-io v1.13.0 (latest: v2.3.2) [INFO] [stderr] Adding async-lock v2.8.0 (latest: v3.3.0) [INFO] [stderr] Adding async-native-tls v0.3.3 (latest: v0.5.0) [INFO] [stderr] Adding async-tls v0.11.0 (latest: v0.13.0) [INFO] [stderr] Adding async-tungstenite v0.16.1 (latest: v0.25.1) [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 bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding block-buffer v0.9.0 (latest: v0.10.4) [INFO] [stderr] Adding cfg-expr v0.8.1 (latest: v0.15.7) [INFO] [stderr] Adding digest v0.9.0 (latest: v0.10.7) [INFO] [stderr] Adding event-listener v2.5.3 (latest: v5.2.0) [INFO] [stderr] Adding event-listener v4.0.3 (latest: v5.2.0) [INFO] [stderr] Adding event-listener-strategy v0.4.0 (latest: v0.5.1) [INFO] [stderr] Adding fastrand v1.9.0 (latest: v2.0.2) [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 futures-lite v1.13.0 (latest: v2.3.0) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding gio v0.14.8 (latest: v0.19.3) [INFO] [stderr] Adding gio-sys v0.14.0 (latest: v0.19.0) [INFO] [stderr] Adding glib v0.14.8 (latest: v0.19.3) [INFO] [stderr] Adding glib-macros v0.14.1 (latest: v0.19.3) [INFO] [stderr] Adding glib-sys v0.14.0 (latest: v0.19.0) [INFO] [stderr] Adding gloo-timers v0.2.6 (latest: v0.3.0) [INFO] [stderr] Adding gobject-sys v0.14.0 (latest: v0.19.0) [INFO] [stderr] Adding heck v0.3.3 (latest: v0.5.0) [INFO] [stderr] Adding http v0.2.12 (latest: v1.1.0) [INFO] [stderr] Adding io-lifetimes v1.0.11 (latest: v2.0.3) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding linux-raw-sys v0.3.8 (latest: v0.6.4) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding miette v3.3.0 (latest: v7.2.0) [INFO] [stderr] Adding miette-derive v3.3.0 (latest: v7.2.0) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding polling v2.8.0 (latest: v3.6.0) [INFO] [stderr] Adding proc-macro-crate v1.3.1 (latest: v3.1.0) [INFO] [stderr] Adding redox_syscall v0.4.1 (latest: v0.5.1) [INFO] [stderr] Adding retry v1.3.1 (latest: v2.0.0) [INFO] [stderr] Adding ring v0.16.20 (latest: v0.17.8) [INFO] [stderr] Adding rustix v0.37.27 (latest: v0.38.32) [INFO] [stderr] Adding rustls v0.19.1 (latest: v0.23.4) [INFO] [stderr] Adding rustls v0.20.9 (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 sct v0.6.1 (latest: v0.7.1) [INFO] [stderr] Adding sha-1 v0.9.8 (latest: v0.10.1) [INFO] [stderr] Adding socket2 v0.4.10 (latest: v0.5.6) [INFO] [stderr] Adding spin v0.5.2 (latest: v0.9.8) [INFO] [stderr] Adding strum v0.21.0 (latest: v0.26.2) [INFO] [stderr] Adding strum_macros v0.21.1 (latest: v0.26.2) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding system-deps v3.2.0 (latest: v6.2.2) [INFO] [stderr] Adding tokio-rustls v0.23.4 (latest: v0.26.0) [INFO] [stderr] Adding toml v0.5.11 (latest: v0.8.12) [INFO] [stderr] Adding toml_edit v0.19.15 (latest: v0.22.9) [INFO] [stderr] Adding tungstenite v0.16.0 (latest: v0.21.0) [INFO] [stderr] Adding untrusted v0.7.1 (latest: v0.9.0) [INFO] [stderr] Adding uuid v0.8.2 (latest: v1.8.0) [INFO] [stderr] Adding version-compare v0.0.11 (latest: v0.2.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding webpki v0.21.4 (latest: v0.22.4) [INFO] [stderr] Adding webpki-roots v0.21.1 (latest: v0.26.1) [INFO] [stderr] Adding webpki-roots v0.22.6 (latest: v0.26.1) [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 winnow v0.5.40 (latest: v0.6.5) [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 system-deps v3.2.0 [INFO] [stderr] Downloaded retry v1.3.1 [INFO] [stderr] Downloaded miette-derive v3.3.0 [INFO] [stderr] Downloaded miette v3.3.0 [INFO] [stderr] Downloaded gobject-sys v0.14.0 [INFO] [stderr] Downloaded tokio-openssl v0.6.4 [INFO] [stderr] Downloaded async-tungstenite v0.16.1 [INFO] [stderr] Downloaded glib v0.14.8 [INFO] [stderr] Downloaded gio-sys v0.14.0 [INFO] [stderr] Downloaded glib-macros v0.14.1 [INFO] [stderr] Downloaded cfg-expr v0.8.1 [INFO] [stderr] Downloaded glib-sys v0.14.0 [INFO] [stderr] Downloaded gio v0.14.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] b318cbfc1f65046ee62996a238c30c1ea3ed7dbd43a2e3009052c6c832f20157 [INFO] running `Command { std: "docker" "start" "-a" "b318cbfc1f65046ee62996a238c30c1ea3ed7dbd43a2e3009052c6c832f20157", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b318cbfc1f65046ee62996a238c30c1ea3ed7dbd43a2e3009052c6c832f20157", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b318cbfc1f65046ee62996a238c30c1ea3ed7dbd43a2e3009052c6c832f20157", kill_on_drop: false }` [INFO] [stdout] b318cbfc1f65046ee62996a238c30c1ea3ed7dbd43a2e3009052c6c832f20157 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 24b5dc403b602a2eee15532a307dddc3d20106cf3fb6916b917e6d1f8b1b9b2e [INFO] running `Command { std: "docker" "start" "-a" "24b5dc403b602a2eee15532a307dddc3d20106cf3fb6916b917e6d1f8b1b9b2e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling thiserror v1.0.58 [INFO] [stderr] Checking unicode-bidi v0.3.15 [INFO] [stderr] Checking percent-encoding v2.3.1 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking opaque-debug v0.3.1 [INFO] [stderr] Checking cpufeatures v0.2.12 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Checking bytes v1.6.0 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking unicode-normalization v0.1.23 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking utf-8 v0.7.6 [INFO] [stderr] Checking base64 v0.13.1 [INFO] [stderr] Checking futures-sink v0.3.30 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking form_urlencoded v1.2.1 [INFO] [stderr] Checking hashbrown v0.14.3 [INFO] [stderr] Checking uuid v0.8.2 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking http v0.2.12 [INFO] [stderr] Checking idna v0.5.0 [INFO] [stderr] Checking digest v0.9.0 [INFO] [stderr] Checking block-buffer v0.9.0 [INFO] [stderr] Checking sha-1 v0.9.8 [INFO] [stderr] Checking dashmap v5.5.3 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking url v2.5.0 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking retry v1.3.1 [INFO] [stderr] Compiling miette-derive v3.3.0 [INFO] [stderr] Compiling thiserror-impl v1.0.58 [INFO] [stderr] Checking tungstenite v0.16.0 [INFO] [stderr] Checking miette v3.3.0 [INFO] [stderr] Checking async-tungstenite v0.16.1 [INFO] [stderr] Checking nanotubes v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.18s [INFO] running `Command { std: "docker" "inspect" "24b5dc403b602a2eee15532a307dddc3d20106cf3fb6916b917e6d1f8b1b9b2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24b5dc403b602a2eee15532a307dddc3d20106cf3fb6916b917e6d1f8b1b9b2e", kill_on_drop: false }` [INFO] [stdout] 24b5dc403b602a2eee15532a307dddc3d20106cf3fb6916b917e6d1f8b1b9b2e