[INFO] fetching crate mh-z19c 0.2.0...
[INFO] checking mh-z19c-0.2.0 against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] extracting crate mh-z19c 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate mh-z19c 0.2.0 on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mh-z19c 0.2.0
[INFO] finished tweaking crates.io crate mh-z19c 0.2.0
[INFO] tweaked toml for crates.io crate mh-z19c 0.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 08299796482ee6068cd307728a6ee0dcb363beb76081eeb914cab403a7f6ac94
[INFO] running `Command { std: "docker" "start" "-a" "08299796482ee6068cd307728a6ee0dcb363beb76081eeb914cab403a7f6ac94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08299796482ee6068cd307728a6ee0dcb363beb76081eeb914cab403a7f6ac94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08299796482ee6068cd307728a6ee0dcb363beb76081eeb914cab403a7f6ac94", kill_on_drop: false }`
[INFO] [stdout] 08299796482ee6068cd307728a6ee0dcb363beb76081eeb914cab403a7f6ac94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e4de57b36e75855592a6569932e96a3f79a6cf0e7e9ba2afc72bb3ea7701f57d
[INFO] running `Command { std: "docker" "start" "-a" "e4de57b36e75855592a6569932e96a3f79a6cf0e7e9ba2afc72bb3ea7701f57d", kill_on_drop: false }`
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.5
[INFO] [stderr]     Checking mh-z19c v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `test_support`
[INFO] [stdout]    --> src/nb_comm.rs:318:9
[INFO] [stdout]     |
[INFO] [stdout] 318 |     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:246:9
[INFO] [stdout]     |
[INFO] [stdout] 246 |     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:247:9
[INFO] [stdout]     |
[INFO] [stdout] 247 |     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:322:26
[INFO] [stdout]     |
[INFO] [stdout] 322 |         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:344:13
[INFO] [stdout]     |
[INFO] [stdout] 344 |             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:356:25
[INFO] [stdout]     |
[INFO] [stdout] 356 |         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:378:13
[INFO] [stdout]     |
[INFO] [stdout] 378 |             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:390:27
[INFO] [stdout]     |
[INFO] [stdout] 390 |         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:414:13
[INFO] [stdout]     |
[INFO] [stdout] 414 |             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:263:20
[INFO] [stdout]     |
[INFO] [stdout] 263 |         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:314:20
[INFO] [stdout]     |
[INFO] [stdout] 314 |         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:324:20
[INFO] [stdout]     |
[INFO] [stdout] 324 |         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:335:20
[INFO] [stdout]     |
[INFO] [stdout] 335 |         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:345:20
[INFO] [stdout]     |
[INFO] [stdout] 345 |         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] running `Command { std: "docker" "inspect" "e4de57b36e75855592a6569932e96a3f79a6cf0e7e9ba2afc72bb3ea7701f57d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4de57b36e75855592a6569932e96a3f79a6cf0e7e9ba2afc72bb3ea7701f57d", kill_on_drop: false }`
[INFO] [stdout] e4de57b36e75855592a6569932e96a3f79a6cf0e7e9ba2afc72bb3ea7701f57d