[INFO] fetching crate mh-z19c 0.1.1...
[INFO] checking mh-z19c-0.1.1 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate mh-z19c 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate mh-z19c 0.1.1 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mh-z19c 0.1.1
[INFO] finished tweaking crates.io crate mh-z19c 0.1.1
[INFO] tweaked toml for crates.io crate mh-z19c 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d9c2941dfd94651bb8e4e52289c7f71514a4003bc70006a0f6fdb4d31a13dc16
[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" "d9c2941dfd94651bb8e4e52289c7f71514a4003bc70006a0f6fdb4d31a13dc16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d9c2941dfd94651bb8e4e52289c7f71514a4003bc70006a0f6fdb4d31a13dc16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9c2941dfd94651bb8e4e52289c7f71514a4003bc70006a0f6fdb4d31a13dc16", kill_on_drop: false }`
[INFO] [stdout] d9c2941dfd94651bb8e4e52289c7f71514a4003bc70006a0f6fdb4d31a13dc16
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97883ea24c6fef6b047e911b9cb2fcb565bb91656c8cf160ded005e973962828
[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" "97883ea24c6fef6b047e911b9cb2fcb565bb91656c8cf160ded005e973962828", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking mh-z19c v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `test_support`
[INFO] [stdout]    --> src/nb_comm.rs:314:9
[INFO] [stdout]     |
[INFO] [stdout] 314 |     use test_support::serial_mock::SerialMock;
[INFO] [stdout]     |         ^^^^^^^^^^^^ use of undeclared crate or module `test_support`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `test_support`
[INFO] [stdout]    --> src/lib.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 228 |     use test_support::serial_mock::SerialMock;
[INFO] [stdout]     |         ^^^^^^^^^^^^ use of undeclared crate or module `test_support`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `test_support`
[INFO] [stdout]    --> src/lib.rs:229:9
[INFO] [stdout]     |
[INFO] [stdout] 229 |     use test_support::{
[INFO] [stdout]     |         ^^^^^^^^^^^^ use of undeclared crate or module `test_support`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SerialMock`
[INFO] [stdout]    --> src/nb_comm.rs:318:26
[INFO] [stdout]     |
[INFO] [stdout] 318 |         let write_mock = SerialMock::new(
[INFO] [stdout]     |                          ^^^^^^^^^^ use of undeclared type `SerialMock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SerialMock`
[INFO] [stdout]    --> src/nb_comm.rs:340:13
[INFO] [stdout]     |
[INFO] [stdout] 340 |             SerialMock::new(vec![], vec![Err(nb::Error::Other("expected error".into()))]);
[INFO] [stdout]     |             ^^^^^^^^^^ use of undeclared type `SerialMock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SerialMock`
[INFO] [stdout]    --> src/nb_comm.rs:352:25
[INFO] [stdout]     |
[INFO] [stdout] 352 |         let read_mock = SerialMock::new(
[INFO] [stdout]     |                         ^^^^^^^^^^ use of undeclared type `SerialMock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SerialMock`
[INFO] [stdout]    --> src/nb_comm.rs:374:13
[INFO] [stdout]     |
[INFO] [stdout] 374 |             SerialMock::new(vec![Err(nb::Error::Other("expected error".into()))], vec![]);
[INFO] [stdout]     |             ^^^^^^^^^^ use of undeclared type `SerialMock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SerialMock`
[INFO] [stdout]    --> src/nb_comm.rs:386:27
[INFO] [stdout]     |
[INFO] [stdout] 386 |         let serial_mock = SerialMock::new(
[INFO] [stdout]     |                           ^^^^^^^^^^ use of undeclared type `SerialMock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SerialMock`
[INFO] [stdout]    --> src/nb_comm.rs:410:13
[INFO] [stdout]     |
[INFO] [stdout] 410 |             SerialMock::new(vec![], vec![Err(nb::Error::Other("expected error".into()))]);
[INFO] [stdout]     |             ^^^^^^^^^^ use of undeclared type `SerialMock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SerialMock`
[INFO] [stdout]    --> src/lib.rs:245:20
[INFO] [stdout]     |
[INFO] [stdout] 245 |         let uart = SerialMock::new(
[INFO] [stdout]     |                    ^^^^^^^^^^ use of undeclared type `SerialMock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SerialMock`
[INFO] [stdout]    --> src/lib.rs:292:20
[INFO] [stdout]     |
[INFO] [stdout] 292 |         let uart = SerialMock::new(vec![], vec![Err(nb::Error::Other("No more data.".into()))]);
[INFO] [stdout]     |                    ^^^^^^^^^^ use of undeclared type `SerialMock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SerialMock`
[INFO] [stdout]    --> src/lib.rs:302:20
[INFO] [stdout]     |
[INFO] [stdout] 302 |         let uart = SerialMock::new(vec![], vec![Err(nb::Error::WouldBlock)]);
[INFO] [stdout]     |                    ^^^^^^^^^^ use of undeclared type `SerialMock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SerialMock`
[INFO] [stdout]    --> src/lib.rs:313:20
[INFO] [stdout]     |
[INFO] [stdout] 313 |         let uart = SerialMock::new(read_data, vec![Ok(()); 2 * 9]);
[INFO] [stdout]     |                    ^^^^^^^^^^ use of undeclared type `SerialMock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SerialMock`
[INFO] [stdout]    --> src/lib.rs:323:20
[INFO] [stdout]     |
[INFO] [stdout] 323 |         let uart = SerialMock::new(
[INFO] [stdout]     |                    ^^^^^^^^^^ use of undeclared type `SerialMock`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 14 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mh-z19c`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "97883ea24c6fef6b047e911b9cb2fcb565bb91656c8cf160ded005e973962828", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97883ea24c6fef6b047e911b9cb2fcb565bb91656c8cf160ded005e973962828", kill_on_drop: false }`
[INFO] [stdout] 97883ea24c6fef6b047e911b9cb2fcb565bb91656c8cf160ded005e973962828