[INFO] fetching crate lsm303c 0.2.0... [INFO] testing lsm303c-0.2.0 against beta-2021-01-01 for beta-1.50-1 [INFO] extracting crate lsm303c 0.2.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate lsm303c 0.2.0 on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f4ebd89e87c3e184547f5529c396ab9c3a39c8072ef28ca54da1d72840dbb14f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f4ebd89e87c3e184547f5529c396ab9c3a39c8072ef28ca54da1d72840dbb14f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f4ebd89e87c3e184547f5529c396ab9c3a39c8072ef28ca54da1d72840dbb14f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4ebd89e87c3e184547f5529c396ab9c3a39c8072ef28ca54da1d72840dbb14f", kill_on_drop: false }` [INFO] [stdout] f4ebd89e87c3e184547f5529c396ab9c3a39c8072ef28ca54da1d72840dbb14f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d7173c21264bdb64d77a9371f5800452134a684217da9521eb3703e06b0cf92d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "d7173c21264bdb64d77a9371f5800452134a684217da9521eb3703e06b0cf92d", kill_on_drop: false }` [INFO] [stderr] Compiling nb v1.0.0 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling nb v0.1.3 [INFO] [stderr] Compiling embedded-hal v0.2.4 [INFO] [stderr] Compiling lsm303c v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.94s [INFO] running `Command { std: "docker" "inspect" "d7173c21264bdb64d77a9371f5800452134a684217da9521eb3703e06b0cf92d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7173c21264bdb64d77a9371f5800452134a684217da9521eb3703e06b0cf92d", kill_on_drop: false }` [INFO] [stdout] d7173c21264bdb64d77a9371f5800452134a684217da9521eb3703e06b0cf92d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] be6f5660e9677e921a10a73ffbff1a4481bbf1a681260a048b07dde3e9bfcbdb [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "be6f5660e9677e921a10a73ffbff1a4481bbf1a681260a048b07dde3e9bfcbdb", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling lsm303c v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.39s [INFO] running `Command { std: "docker" "inspect" "be6f5660e9677e921a10a73ffbff1a4481bbf1a681260a048b07dde3e9bfcbdb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be6f5660e9677e921a10a73ffbff1a4481bbf1a681260a048b07dde3e9bfcbdb", kill_on_drop: false }` [INFO] [stdout] be6f5660e9677e921a10a73ffbff1a4481bbf1a681260a048b07dde3e9bfcbdb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a9399ef853d990003b4a0a6b2ad8b21de93ec1b86964d8a6b1a893c08f7858b7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a9399ef853d990003b4a0a6b2ad8b21de93ec1b86964d8a6b1a893c08f7858b7", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/lsm303c-425a8cc405a8821f [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [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 `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 `Lsm303c` [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `LsmConfig` [INFO] [stdout] --> src/lib.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 10 | LsmConfig::new(i2c, [INFO] [stdout] | ^^^^^^^^^ use of undeclared type `LsmConfig` [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `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 `LsmConfig` [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate 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 crate 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 `Try`) [INFO] [stdout] --> src/lib.rs:12:15 [INFO] [stdout] | [INFO] [stdout] 3 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_10_0() { [INFO] [stdout] | ______________________________________- [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 | | }; _doctest_main_src_lib_rs_10_0() } [INFO] [stdout] | |_- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `Try` is not implemented for `()` [INFO] [stdout] = note: required by `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 `Try`) [INFO] [stdout] --> src/lib.rs:14:11 [INFO] [stdout] | [INFO] [stdout] 3 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_10_0() { [INFO] [stdout] | ______________________________________- [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 | | }; _doctest_main_src_lib_rs_10_0() } [INFO] [stdout] | |_- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `Try` is not implemented for `()` [INFO] [stdout] = note: required by `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 `Try`) [INFO] [stdout] --> src/lib.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 3 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_10_0() { [INFO] [stdout] | ______________________________________- [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 | | }; _doctest_main_src_lib_rs_10_0() } [INFO] [stdout] | |_- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `Try` is not implemented for `()` [INFO] [stdout] = note: required by `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; finished in 0.36s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "a9399ef853d990003b4a0a6b2ad8b21de93ec1b86964d8a6b1a893c08f7858b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a9399ef853d990003b4a0a6b2ad8b21de93ec1b86964d8a6b1a893c08f7858b7", kill_on_drop: false }` [INFO] [stdout] a9399ef853d990003b4a0a6b2ad8b21de93ec1b86964d8a6b1a893c08f7858b7