[INFO] fetching crate sht3x 0.1.1... [INFO] checking sht3x-0.1.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate sht3x 0.1.1 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate sht3x 0.1.1 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 sht3x 0.1.1 [INFO] finished tweaking crates.io crate sht3x 0.1.1 [INFO] tweaked toml for crates.io crate sht3x 0.1.1 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 70 packages [INFO] [stderr] Adding bitflags v0.3.3 (latest: v2.5.0) [INFO] [stderr] Adding bitflags v0.4.0 (latest: v2.5.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding bytes v0.4.12 (latest: v1.6.0) [INFO] [stderr] Adding cargo_metadata v0.14.2 (latest: v0.18.1) [INFO] [stderr] Adding cast v0.2.7 (latest: v0.3.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding embedded-hal v0.1.3 (latest: v1.0.0) [INFO] [stderr] Adding embedded-hal v0.2.7 (latest: v1.0.0) [INFO] [stderr] Adding i2cdev v0.3.2 (latest: v0.6.0) [INFO] [stderr] Adding linux-embedded-hal v0.1.1 (latest: v0.4.0) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding nb v0.1.3 (latest: v1.1.0) [INFO] [stderr] Adding nix v0.6.0 (latest: v0.28.0) [INFO] [stderr] Adding nix v0.10.0 (latest: v0.28.0) [INFO] [stderr] Adding nix v0.14.1 (latest: v0.28.0) [INFO] [stderr] Adding pulldown-cmark v0.9.6 (latest: v0.10.2) [INFO] [stderr] Adding rustc_version v0.1.7 (latest: v0.4.0) [INFO] [stderr] Adding semver v0.1.20 (latest: v1.0.22) [INFO] [stderr] Adding spidev v0.3.0 (latest: v0.6.0) [INFO] [stderr] Adding sysfs_gpio v0.5.4 (latest: v0.6.1) [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 linux-embedded-hal v0.1.1 [INFO] [stderr] Downloaded embedded-hal v0.1.3 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c92c3d50a04775bc25e8599456e14436aef9c61ae9e79f849f7eccb909c7d0d6 [INFO] running `Command { std: "docker" "start" "-a" "c92c3d50a04775bc25e8599456e14436aef9c61ae9e79f849f7eccb909c7d0d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c92c3d50a04775bc25e8599456e14436aef9c61ae9e79f849f7eccb909c7d0d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c92c3d50a04775bc25e8599456e14436aef9c61ae9e79f849f7eccb909c7d0d6", kill_on_drop: false }` [INFO] [stdout] c92c3d50a04775bc25e8599456e14436aef9c61ae9e79f849f7eccb909c7d0d6 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 988aa9e4ba1269fe2769212f8eff34e87c25f93a403d044db847209242cf16c4 [INFO] running `Command { std: "docker" "start" "-a" "988aa9e4ba1269fe2769212f8eff34e87c25f93a403d044db847209242cf16c4", kill_on_drop: false }` [INFO] [stderr] Compiling semver v1.0.22 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling camino v1.1.6 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling serde_json v1.0.115 [INFO] [stderr] Compiling unicase v2.7.0 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling ryu v1.0.17 [INFO] [stderr] Compiling pulldown-cmark v0.9.6 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling bytecount v0.6.7 [INFO] [stderr] Checking nb v1.1.0 [INFO] [stderr] Compiling walkdir v2.5.0 [INFO] [stderr] Compiling nix v0.6.0 [INFO] [stderr] Checking nb v0.1.3 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling nix v0.10.0 [INFO] [stderr] Checking embedded-hal v0.2.7 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking bitflags v0.4.0 [INFO] [stderr] Checking embedded-hal v0.1.3 [INFO] [stderr] Checking bitflags v0.3.3 [INFO] [stderr] Checking sht3x v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/lib.rs:89:5 [INFO] [stdout] | [INFO] [stdout] 87 | enum Command { [INFO] [stdout] | ------- variants in this enum [INFO] [stdout] 88 | SingleShot(ClockStretch, Repeatability), [INFO] [stdout] 89 | Periodic(Rate, Repeatability), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 90 | FetchData, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 91 | PeriodicWithART, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 92 | Break, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 93 | SoftReset, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 94 | HeaterEnable, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 95 | HeaterDisable, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 96 | Status, [INFO] [stdout] 97 | ClearStatus, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Enabled` is never constructed [INFO] [stdout] --> src/lib.rs:101:5 [INFO] [stdout] | [INFO] [stdout] 100 | enum ClockStretch { [INFO] [stdout] | ------------ variant in this enum [INFO] [stdout] 101 | Enabled, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `R0_5`, `R1`, `R2`, `R4`, and `R10` are never constructed [INFO] [stdout] --> src/lib.rs:109:5 [INFO] [stdout] | [INFO] [stdout] 107 | enum Rate { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] 108 | /// 0.5 measurements per second [INFO] [stdout] 109 | R0_5, [INFO] [stdout] | ^^^^ [INFO] [stdout] 110 | /// 1 measurement per second [INFO] [stdout] 111 | R1, [INFO] [stdout] | ^^ [INFO] [stdout] 112 | /// 2 measurements per second [INFO] [stdout] 113 | R2, [INFO] [stdout] | ^^ [INFO] [stdout] 114 | /// 4 measurements per second [INFO] [stdout] 115 | R4, [INFO] [stdout] | ^^ [INFO] [stdout] 116 | /// 10 measurements per second [INFO] [stdout] 117 | R10, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking spidev v0.3.0 [INFO] [stderr] Checking sysfs_gpio v0.5.4 [INFO] [stderr] Compiling cargo-platform v0.1.8 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling cargo_metadata v0.14.2 [INFO] [stderr] Compiling skeptic v0.13.7 [INFO] [stderr] Compiling i2cdev v0.3.2 [INFO] [stderr] Checking linux-embedded-hal v0.1.1 [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/lib.rs:89:5 [INFO] [stdout] | [INFO] [stdout] 87 | enum Command { [INFO] [stdout] | ------- variants in this enum [INFO] [stdout] 88 | SingleShot(ClockStretch, Repeatability), [INFO] [stdout] 89 | Periodic(Rate, Repeatability), [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 90 | FetchData, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 91 | PeriodicWithART, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 92 | Break, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 93 | SoftReset, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 94 | HeaterEnable, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 95 | HeaterDisable, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 96 | Status, [INFO] [stdout] 97 | ClearStatus, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `Enabled` is never constructed [INFO] [stdout] --> src/lib.rs:101:5 [INFO] [stdout] | [INFO] [stdout] 100 | enum ClockStretch { [INFO] [stdout] | ------------ variant in this enum [INFO] [stdout] 101 | Enabled, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `R0_5`, `R1`, `R2`, `R4`, and `R10` are never constructed [INFO] [stdout] --> src/lib.rs:109:5 [INFO] [stdout] | [INFO] [stdout] 107 | enum Rate { [INFO] [stdout] | ---- variants in this enum [INFO] [stdout] 108 | /// 0.5 measurements per second [INFO] [stdout] 109 | R0_5, [INFO] [stdout] | ^^^^ [INFO] [stdout] 110 | /// 1 measurement per second [INFO] [stdout] 111 | R1, [INFO] [stdout] | ^^ [INFO] [stdout] 112 | /// 2 measurements per second [INFO] [stdout] 113 | R2, [INFO] [stdout] | ^^ [INFO] [stdout] 114 | /// 4 measurements per second [INFO] [stdout] 115 | R4, [INFO] [stdout] | ^^ [INFO] [stdout] 116 | /// 10 measurements per second [INFO] [stdout] 117 | R10, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.73s [INFO] running `Command { std: "docker" "inspect" "988aa9e4ba1269fe2769212f8eff34e87c25f93a403d044db847209242cf16c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "988aa9e4ba1269fe2769212f8eff34e87c25f93a403d044db847209242cf16c4", kill_on_drop: false }` [INFO] [stdout] 988aa9e4ba1269fe2769212f8eff34e87c25f93a403d044db847209242cf16c4