[INFO] crate lsm303c 0.2.0 is already in cache [INFO] testing lsm303c-0.2.0 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274 [INFO] extracting crate lsm303c 0.2.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate lsm303c 0.2.0 on toolchain 28742a1146f10a4f09369baad027a464acb7a766 [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate lsm303c 0.2.0 [INFO] finished tweaking crates.io crate lsm303c 0.2.0 [INFO] tweaked toml for crates.io crate lsm303c 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d293362eeb46bbfc8d7d2d9a8b3062fe76b99761ea96f0f55508b736b3c21908 [INFO] running `"docker" "start" "-a" "d293362eeb46bbfc8d7d2d9a8b3062fe76b99761ea96f0f55508b736b3c21908"` [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling nb v0.1.2 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling embedded-hal v0.2.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling lsm303c v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.63s [INFO] running `"docker" "inspect" "d293362eeb46bbfc8d7d2d9a8b3062fe76b99761ea96f0f55508b736b3c21908"` [INFO] running `"docker" "rm" "-f" "d293362eeb46bbfc8d7d2d9a8b3062fe76b99761ea96f0f55508b736b3c21908"` [INFO] [stdout] d293362eeb46bbfc8d7d2d9a8b3062fe76b99761ea96f0f55508b736b3c21908 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 346d71df53c6f3318a9cc65367b10b46b284f46d7a39d49847403e36adf4e786 [INFO] running `"docker" "start" "-a" "346d71df53c6f3318a9cc65367b10b46b284f46d7a39d49847403e36adf4e786"` [INFO] [stderr] Compiling lsm303c v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.98s [INFO] running `"docker" "inspect" "346d71df53c6f3318a9cc65367b10b46b284f46d7a39d49847403e36adf4e786"` [INFO] running `"docker" "rm" "-f" "346d71df53c6f3318a9cc65367b10b46b284f46d7a39d49847403e36adf4e786"` [INFO] [stdout] 346d71df53c6f3318a9cc65367b10b46b284f46d7a39d49847403e36adf4e786 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 05a1bc2aed8b0a4560efafd63541455eb2ac8050f32b7f3ab2389923fdd44d61 [INFO] running `"docker" "start" "-a" "05a1bc2aed8b0a4560efafd63541455eb2ac8050f32b7f3ab2389923fdd44d61"` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/lsm303c-451ffab2de6345d5 [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests lsm303c [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 10) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 10) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `Lsm303c` [INFO] [stdout] --> src/lib.rs:12:15 [INFO] [stdout] | [INFO] [stdout] 4 | let mut lsm = Lsm303c::default(i2c)?; [INFO] [stdout] | ^^^^^^^ use of undeclared type or module `Lsm303c` [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `LsmConfig` [INFO] [stdout] --> src/lib.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 10 | LsmConfig::new(i2c, [INFO] [stdout] | ^^^^^^^^^ use of undeclared type or module `LsmConfig` [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `LsmConfig` [INFO] [stdout] --> src/lib.rs:19:20 [INFO] [stdout] | [INFO] [stdout] 11 | LsmConfig::new().mag_scale(conf::MagScale::_16_Ga))?; [INFO] [stdout] | ^^^^^^^^^ use of undeclared type or module `LsmConfig` [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `conf` [INFO] [stdout] --> src/lib.rs:19:47 [INFO] [stdout] | [INFO] [stdout] 11 | LsmConfig::new().mag_scale(conf::MagScale::_16_Ga))?; [INFO] [stdout] | ^^^^ use of undeclared type or module `conf` [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `i2c` in this scope [INFO] [stdout] --> src/lib.rs:12:32 [INFO] [stdout] | [INFO] [stdout] 4 | let mut lsm = Lsm303c::default(i2c)?; [INFO] [stdout] | ^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `i2c` in this scope [INFO] [stdout] --> src/lib.rs:18:20 [INFO] [stdout] | [INFO] [stdout] 10 | LsmConfig::new(i2c, [INFO] [stdout] | ^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`) [INFO] [stdout] --> src/lib.rs:12:15 [INFO] [stdout] | [INFO] [stdout] 3 | / fn main() { [INFO] [stdout] 4 | | let mut lsm = Lsm303c::default(i2c)?; [INFO] [stdout] | | ^^^^^^^^^^^^^^^^^^^^^^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] 5 | | // to get all supported measurements: [INFO] [stdout] 6 | | let all = lsm.all()?; [INFO] [stdout] ... | [INFO] [stdout] 11 | | LsmConfig::new().mag_scale(conf::MagScale::_16_Ga))?; [INFO] [stdout] 12 | | } [INFO] [stdout] | |_- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `std::ops::Try` is not implemented for `()` [INFO] [stdout] = note: required by `std::ops::Try::from_error` [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`) [INFO] [stdout] --> src/lib.rs:14:11 [INFO] [stdout] | [INFO] [stdout] 3 | / fn main() { [INFO] [stdout] 4 | | let mut lsm = Lsm303c::default(i2c)?; [INFO] [stdout] 5 | | // to get all supported measurements: [INFO] [stdout] 6 | | let all = lsm.all()?; [INFO] [stdout] | | ^^^^^^^^^^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] ... | [INFO] [stdout] 11 | | LsmConfig::new().mag_scale(conf::MagScale::_16_Ga))?; [INFO] [stdout] 12 | | } [INFO] [stdout] | |_- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `std::ops::Try` is not implemented for `()` [INFO] [stdout] = note: required by `std::ops::Try::from_error` [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `std::ops::Try`) [INFO] [stdout] --> src/lib.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 3 | / fn main() { [INFO] [stdout] 4 | | let mut lsm = Lsm303c::default(i2c)?; [INFO] [stdout] 5 | | // to get all supported measurements: [INFO] [stdout] 6 | | let all = lsm.all()?; [INFO] [stdout] ... | [INFO] [stdout] 10 | /| LsmConfig::new(i2c, [INFO] [stdout] 11 | || LsmConfig::new().mag_scale(conf::MagScale::_16_Ga))?; [INFO] [stdout] | ||_______________________________________________________________________^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] 12 | | } [INFO] [stdout] | |_- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `std::ops::Try` is not implemented for `()` [INFO] [stdout] = note: required by `std::ops::Try::from_error` [INFO] [stdout] [INFO] [stdout] error: aborting due to 9 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0433. [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 10) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `"docker" "inspect" "05a1bc2aed8b0a4560efafd63541455eb2ac8050f32b7f3ab2389923fdd44d61"` [INFO] running `"docker" "rm" "-f" "05a1bc2aed8b0a4560efafd63541455eb2ac8050f32b7f3ab2389923fdd44d61"` [INFO] [stdout] 05a1bc2aed8b0a4560efafd63541455eb2ac8050f32b7f3ab2389923fdd44d61