[INFO] updating cached repository https://github.com/araffin/rust-arduino-serial
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2c91f5146beb90ed14c7103fc8f07e5bddd3414d
[INFO] testing araffin/rust-arduino-serial against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faraffin%2Frust-arduino-serial" "/workspace/builds/worker-5/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/araffin/rust-arduino-serial on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/araffin/rust-arduino-serial
[INFO] finished tweaking git repo https://github.com/araffin/rust-arduino-serial
[INFO] tweaked toml for git repo https://github.com/araffin/rust-arduino-serial written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/araffin/rust-arduino-serial already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /workspace/builds/worker-5/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] b623e1d4a35c88fa03bb73806de17f7fe4474e64241f470dd2f68b51f60b6927
[INFO] running `"docker" "start" "-a" "b623e1d4a35c88fa03bb73806de17f7fe4474e64241f470dd2f68b51f60b6927"`
[INFO] [stderr]    Compiling std-semaphore v0.1.0
[INFO] [stderr]    Compiling ioctl-rs v0.1.6
[INFO] [stderr]    Compiling serial-core v0.4.0
[INFO] [stderr]    Compiling termios v0.2.2
[INFO] [stderr]    Compiling serial-unix v0.4.0
[INFO] [stderr]    Compiling serial v0.4.0
[INFO] [stderr]    Compiling robust-arduino-serial v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `"docker" "inspect" "b623e1d4a35c88fa03bb73806de17f7fe4474e64241f470dd2f68b51f60b6927"`
[INFO] running `"docker" "rm" "-f" "b623e1d4a35c88fa03bb73806de17f7fe4474e64241f470dd2f68b51f60b6927"`
[INFO] [stdout] b623e1d4a35c88fa03bb73806de17f7fe4474e64241f470dd2f68b51f60b6927
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 49cf96b53d91b46909ee599618bcfba9184e2b0aba44da4901a80c7965b8647b
[INFO] running `"docker" "start" "-a" "49cf96b53d91b46909ee599618bcfba9184e2b0aba44da4901a80c7965b8647b"`
[INFO] [stderr]    Compiling robust-arduino-serial v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `"docker" "inspect" "49cf96b53d91b46909ee599618bcfba9184e2b0aba44da4901a80c7965b8647b"`
[INFO] running `"docker" "rm" "-f" "49cf96b53d91b46909ee599618bcfba9184e2b0aba44da4901a80c7965b8647b"`
[INFO] [stdout] 49cf96b53d91b46909ee599618bcfba9184e2b0aba44da4901a80c7965b8647b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] f251c3ed25e7f56e60b7a9c4105d156d924f94703495eafb7df0db5e6047bd8f
[INFO] running `"docker" "start" "-a" "f251c3ed25e7f56e60b7a9c4105d156d924f94703495eafb7df0db5e6047bd8f"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/robust_arduino_serial-bd2d698b6168f187
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_order_conversion ... ok
[INFO] [stderr]    Doc-tests robust-arduino-serial
[INFO] [stdout] test tests::read_write_orders ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - convert_i8_to_order (line 30) ... ok
[INFO] [stdout] test src/lib.rs - Order (line 57) ... ok
[INFO] [stdout] test src/lib.rs - read_i16 (line 113) ... ok
[INFO] [stdout] test src/lib.rs - write_i16 (line 216) ... ok
[INFO] [stdout] test src/lib.rs - write_i32 (line 241) ... ok
[INFO] [stdout] test src/lib.rs - read_order (line 75) ... ok
[INFO] [stdout] test src/lib.rs - read_i8 (line 94) ... ok
[INFO] [stdout] test src/lib.rs - read_i32 (line 145) ... ok
[INFO] [stdout] test src/lib.rs - write_order (line 178) ... ok
[INFO] [stdout] test src/lib.rs - write_i8 (line 196) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f251c3ed25e7f56e60b7a9c4105d156d924f94703495eafb7df0db5e6047bd8f"`
[INFO] running `"docker" "rm" "-f" "f251c3ed25e7f56e60b7a9c4105d156d924f94703495eafb7df0db5e6047bd8f"`
[INFO] [stdout] f251c3ed25e7f56e60b7a9c4105d156d924f94703495eafb7df0db5e6047bd8f