[INFO] fetching crate nb 0.1.2... [INFO] testing nb-0.1.2 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate nb 0.1.2 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate nb 0.1.2 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate nb 0.1.2 [INFO] finished tweaking crates.io crate nb 0.1.2 [INFO] tweaked toml for crates.io crate nb 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "+beta-2020-06-03" "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] 8af7e734abd81f8afe6cbfaa184d54ed2e6bd6fd06554b6b93c2db5d7f159fdd [INFO] running `"docker" "start" "-a" "8af7e734abd81f8afe6cbfaa184d54ed2e6bd6fd06554b6b93c2db5d7f159fdd"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling nb v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.37s [INFO] running `"docker" "inspect" "8af7e734abd81f8afe6cbfaa184d54ed2e6bd6fd06554b6b93c2db5d7f159fdd"` [INFO] running `"docker" "rm" "-f" "8af7e734abd81f8afe6cbfaa184d54ed2e6bd6fd06554b6b93c2db5d7f159fdd"` [INFO] [stdout] 8af7e734abd81f8afe6cbfaa184d54ed2e6bd6fd06554b6b93c2db5d7f159fdd [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "+beta-2020-06-03" "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] 65973063c2a724d7c68681894845f9b6be9e3aca86adb7b204fe843f855b8661 [INFO] running `"docker" "start" "-a" "65973063c2a724d7c68681894845f9b6be9e3aca86adb7b204fe843f855b8661"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling futures v0.1.29 [INFO] [stderr] Compiling nb v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.78s [INFO] running `"docker" "inspect" "65973063c2a724d7c68681894845f9b6be9e3aca86adb7b204fe843f855b8661"` [INFO] running `"docker" "rm" "-f" "65973063c2a724d7c68681894845f9b6be9e3aca86adb7b204fe843f855b8661"` [INFO] [stdout] 65973063c2a724d7c68681894845f9b6be9e3aca86adb7b204fe843f855b8661 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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" "+beta-2020-06-03" "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] 4d4e4180d483f523ff2abefae64251a5a034f8adede427960e51f68c18d951ff [INFO] running `"docker" "start" "-a" "4d4e4180d483f523ff2abefae64251a5a034f8adede427960e51f68c18d951ff"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/nb-40960b29402beba7 [INFO] [stderr] Doc-tests nb [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] [stdout] [INFO] [stdout] running 6 tests [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 63) ... FAILED [INFO] [stdout] test src/lib.rs - (line 199) ... FAILED [INFO] [stdout] test src/lib.rs - (line 154) ... FAILED [INFO] [stdout] test src/lib.rs - (line 39) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [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 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 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] ---- 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] [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" "4d4e4180d483f523ff2abefae64251a5a034f8adede427960e51f68c18d951ff"` [INFO] running `"docker" "rm" "-f" "4d4e4180d483f523ff2abefae64251a5a034f8adede427960e51f68c18d951ff"` [INFO] [stdout] 4d4e4180d483f523ff2abefae64251a5a034f8adede427960e51f68c18d951ff