[INFO] crate nb 0.1.2 is already in cache
[INFO] testing nb-0.1.2 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate nb 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate nb 0.1.2 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "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-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 0a90021c8dc0b9d945aaff5ed81c1869783c60ead12be089401b61267a7c9d3f
[INFO] running `"docker" "start" "-a" "0a90021c8dc0b9d945aaff5ed81c1869783c60ead12be089401b61267a7c9d3f"`
[INFO] [stderr]    Compiling nb v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `"docker" "inspect" "0a90021c8dc0b9d945aaff5ed81c1869783c60ead12be089401b61267a7c9d3f"`
[INFO] running `"docker" "rm" "-f" "0a90021c8dc0b9d945aaff5ed81c1869783c60ead12be089401b61267a7c9d3f"`
[INFO] [stdout] 0a90021c8dc0b9d945aaff5ed81c1869783c60ead12be089401b61267a7c9d3f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] ce771ae03c2ae8112adfc2d191600d13ab1977a35c6f8239706cd164b4b4fee5
[INFO] running `"docker" "start" "-a" "ce771ae03c2ae8112adfc2d191600d13ab1977a35c6f8239706cd164b4b4fee5"`
[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 4.17s
[INFO] running `"docker" "inspect" "ce771ae03c2ae8112adfc2d191600d13ab1977a35c6f8239706cd164b4b4fee5"`
[INFO] running `"docker" "rm" "-f" "ce771ae03c2ae8112adfc2d191600d13ab1977a35c6f8239706cd164b4b4fee5"`
[INFO] [stdout] ce771ae03c2ae8112adfc2d191600d13ab1977a35c6f8239706cd164b4b4fee5
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] b00f92e4945cff17deab89e30bc11bc58c9913f96c5d85d7c535e85b9b7e7806
[INFO] running `"docker" "start" "-a" "b00f92e4945cff17deab89e30bc11bc58c9913f96c5d85d7c535e85b9b7e7806"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nb-ddfce8414cb06a25
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests nb
[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 293) ... FAILED
[INFO] [stdout] test src/lib.rs -  (line 199) ... FAILED
[INFO] [stdout] test src/lib.rs -  (line 154) ... ok
[INFO] [stdout] test src/lib.rs -  (line 39) ... ok
[INFO] [stdout] test src/lib.rs -  (line 63) ... ok
[INFO] [stdout] test src/lib.rs -  (line 94) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[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: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0469`.
[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: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0469`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs -  (line 199)
[INFO] [stdout]     src/lib.rs -  (line 293)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "b00f92e4945cff17deab89e30bc11bc58c9913f96c5d85d7c535e85b9b7e7806"`
[INFO] running `"docker" "rm" "-f" "b00f92e4945cff17deab89e30bc11bc58c9913f96c5d85d7c535e85b9b7e7806"`
[INFO] [stdout] b00f92e4945cff17deab89e30bc11bc58c9913f96c5d85d7c535e85b9b7e7806