[INFO] crate nb 0.1.2 is already in cache [INFO] extracting crate nb 0.1.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/nb/0.1.2 [INFO] extracting crate nb 0.1.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/nb/0.1.2 [INFO] validating manifest of nb-0.1.2 on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of nb-0.1.2 on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing nb-0.1.2 [INFO] finished frobbing nb-0.1.2 [INFO] frobbed toml for nb-0.1.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/nb/0.1.2/Cargo.toml [INFO] started frobbing nb-0.1.2 [INFO] finished frobbing nb-0.1.2 [INFO] frobbed toml for nb-0.1.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/nb/0.1.2/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing nb-0.1.2 against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/nb/0.1.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] 6799ac82771e51605bd94e18d42ac02d1b7cbd7cba1197b215b6ffdeeb7e9a1a [INFO] running `"docker" "start" "-a" "6799ac82771e51605bd94e18d42ac02d1b7cbd7cba1197b215b6ffdeeb7e9a1a"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling nb v0.1.2 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.21s [INFO] running `"docker" "inspect" "6799ac82771e51605bd94e18d42ac02d1b7cbd7cba1197b215b6ffdeeb7e9a1a"` [INFO] running `"docker" "rm" "-f" "6799ac82771e51605bd94e18d42ac02d1b7cbd7cba1197b215b6ffdeeb7e9a1a"` [INFO] [stdout] 6799ac82771e51605bd94e18d42ac02d1b7cbd7cba1197b215b6ffdeeb7e9a1a [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/nb/0.1.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] c48dba69397092835cd72821eaa0890d4fbbd0a628307ac755ed38b2aea95c41 [INFO] running `"docker" "start" "-a" "c48dba69397092835cd72821eaa0890d4fbbd0a628307ac755ed38b2aea95c41"` [INFO] [stderr] Compiling nb v0.1.2 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.63s [INFO] running `"docker" "inspect" "c48dba69397092835cd72821eaa0890d4fbbd0a628307ac755ed38b2aea95c41"` [INFO] running `"docker" "rm" "-f" "c48dba69397092835cd72821eaa0890d4fbbd0a628307ac755ed38b2aea95c41"` [INFO] [stdout] c48dba69397092835cd72821eaa0890d4fbbd0a628307ac755ed38b2aea95c41 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/nb/0.1.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-07-23" "test" "--frozen"` [INFO] [stdout] d2eb152f2244aeb455d85f12355be16f6b548114cf9af21eb3116e127897bf10 [INFO] running `"docker" "start" "-a" "d2eb152f2244aeb455d85f12355be16f6b548114cf9af21eb3116e127897bf10"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/crater/target/debug/deps/nb-459f26273fc2adee [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 nb [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test src/lib.rs - (line 63) ... FAILED [INFO] [stdout] test src/lib.rs - (line 94) ... FAILED [INFO] [stdout] test src/lib.rs - (line 293) ... FAILED [INFO] [stdout] test src/lib.rs - (line 154) ... FAILED [INFO] [stdout] test src/lib.rs - (line 199) ... FAILED [INFO] [stdout] test src/lib.rs - (line 39) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 63) stdout ---- [INFO] [stdout] error[E0554]: #![feature] may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:62:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(never_type)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 94) stdout ---- [INFO] [stdout] error[E0554]: #![feature] may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:94:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(never_type)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 293) stdout ---- [INFO] [stdout] error[E0469]: imported macro not found [INFO] [stdout] --> src/lib.rs:298:13 [INFO] [stdout] | [INFO] [stdout] 6 | #[macro_use(await)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] error: cannot find macro `await!` in this scope [INFO] [stdout] --> src/lib.rs:326:13 [INFO] [stdout] | [INFO] [stdout] 34 | await!(Serial.write(byte)).unwrap(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] error: cannot find macro `await!` in this scope [INFO] [stdout] --> src/lib.rs:325:24 [INFO] [stdout] | [INFO] [stdout] 33 | let byte = await!(Serial.read()).unwrap(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] error: cannot find macro `await!` in this scope [INFO] [stdout] --> src/lib.rs:311:13 [INFO] [stdout] | [INFO] [stdout] 19 | await!(Timer.wait()).unwrap(); // NOTE(unwrap) E = ! [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] error[E0554]: #![feature] may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:294:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(generator_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] error[E0554]: #![feature] may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:295:1 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(generators)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] error[E0554]: #![feature] may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:296:1 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(never_type)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] error: aborting due to 7 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0469, E0554. [INFO] [stdout] For more information about an error, try `rustc --explain E0469`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 154) stdout ---- [INFO] [stdout] error[E0554]: #![feature] may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:155:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(never_type)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 199) stdout ---- [INFO] [stdout] error[E0469]: imported macro not found [INFO] [stdout] --> src/lib.rs:204:13 [INFO] [stdout] | [INFO] [stdout] 6 | #[macro_use(try_nb)] [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] error: cannot find macro `try_nb!` in this scope [INFO] [stdout] --> src/lib.rs:216:25 [INFO] [stdout] | [INFO] [stdout] 18 | Ok(Async::Ready(try_nb!(Timer.wait()))) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] error: cannot find macro `try_nb!` in this scope [INFO] [stdout] --> src/lib.rs:225:25 [INFO] [stdout] | [INFO] [stdout] 27 | Ok(Async::Ready(try_nb!(Serial.read()))) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] error: cannot find macro `try_nb!` in this scope [INFO] [stdout] --> src/lib.rs:234:25 [INFO] [stdout] | [INFO] [stdout] 36 | Ok(Async::Ready(try_nb!(Serial.write(byte)))) [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] error[E0554]: #![feature] may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:200:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(conservative_impl_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] error[E0554]: #![feature] may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:201:1 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(never_type)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] error: aborting due to 6 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0469, E0554. [INFO] [stdout] For more information about an error, try `rustc --explain E0469`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 154) [INFO] [stdout] src/lib.rs - (line 199) [INFO] [stdout] src/lib.rs - (line 293) [INFO] [stdout] src/lib.rs - (line 63) [INFO] [stdout] src/lib.rs - (line 94) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `"docker" "inspect" "d2eb152f2244aeb455d85f12355be16f6b548114cf9af21eb3116e127897bf10"` [INFO] running `"docker" "rm" "-f" "d2eb152f2244aeb455d85f12355be16f6b548114cf9af21eb3116e127897bf10"` [INFO] [stdout] d2eb152f2244aeb455d85f12355be16f6b548114cf9af21eb3116e127897bf10