[INFO] updating cached repository emoon/gdb-remote
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/emoon/gdb-remote
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/emoon/gdb-remote" "work/ex/beta-1.38-1/sources/1.37.0/gh/emoon/gdb-remote"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/emoon/gdb-remote'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/emoon/gdb-remote" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/emoon/gdb-remote"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/emoon/gdb-remote'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6d2a48afcab2e5aeb947d47d8bb2351713e04ef2
[INFO] sha for GitHub repo emoon/gdb-remote: 6d2a48afcab2e5aeb947d47d8bb2351713e04ef2
[INFO] validating manifest of emoon/gdb-remote on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of emoon/gdb-remote on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing emoon/gdb-remote
[INFO] finished frobbing emoon/gdb-remote
[INFO] frobbed toml for emoon/gdb-remote written to work/ex/beta-1.38-1/sources/1.37.0/gh/emoon/gdb-remote/Cargo.toml
[INFO] started frobbing emoon/gdb-remote
[INFO] finished frobbing emoon/gdb-remote
[INFO] frobbed toml for emoon/gdb-remote written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/emoon/gdb-remote/Cargo.toml
[INFO] crate emoon/gdb-remote already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/emoon/gdb-remote/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing emoon/gdb-remote against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/emoon/gdb-remote:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 42b1aa486e22a980ab8a5c28d62b204160d740fd9e28694033d91b7243c5a14d
[INFO] running `"docker" "start" "-a" "42b1aa486e22a980ab8a5c28d62b204160d740fd9e28694033d91b7243c5a14d"`
[INFO] [stderr]    Compiling gdb_remote v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'gcc::compile_library': crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stderr]  --> build.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     gcc::compile_library("libpoll.a", &["poll.c"]);
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:231:12
[INFO] [stderr]     |
[INFO] [stderr] 231 |         Ok((len - 4))
[INFO] [stderr]     |            ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:259:12
[INFO] [stderr]     |
[INFO] [stderr] 259 |         Ok((len))
[INFO] [stderr]     |            ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:266:12
[INFO] [stderr]     |
[INFO] [stderr] 266 |         Ok((len / 2))
[INFO] [stderr]     |            ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:308:23
[INFO] [stderr]     |
[INFO] [stderr] 308 |             return Ok((0));
[INFO] [stderr]     |                       ^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:382:16
[INFO] [stderr]     |
[INFO] [stderr] 382 |             Ok((data_len))
[INFO] [stderr]     |                ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `"docker" "inspect" "42b1aa486e22a980ab8a5c28d62b204160d740fd9e28694033d91b7243c5a14d"`
[INFO] running `"docker" "rm" "-f" "42b1aa486e22a980ab8a5c28d62b204160d740fd9e28694033d91b7243c5a14d"`
[INFO] [stdout] 42b1aa486e22a980ab8a5c28d62b204160d740fd9e28694033d91b7243c5a14d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/emoon/gdb-remote:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1e98b26369a7076cdbe8dc08a601ffadf9d47162f7e6947fccde031ab84193b0
[INFO] running `"docker" "start" "-a" "1e98b26369a7076cdbe8dc08a601ffadf9d47162f7e6947fccde031ab84193b0"`
[INFO] [stderr]    Compiling gdb_remote v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:231:12
[INFO] [stderr]     |
[INFO] [stderr] 231 |         Ok((len - 4))
[INFO] [stderr]     |            ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:259:12
[INFO] [stderr]     |
[INFO] [stderr] 259 |         Ok((len))
[INFO] [stderr]     |            ^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:266:12
[INFO] [stderr]     |
[INFO] [stderr] 266 |         Ok((len / 2))
[INFO] [stderr]     |            ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:308:23
[INFO] [stderr]     |
[INFO] [stderr] 308 |             return Ok((0));
[INFO] [stderr]     |                       ^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/lib.rs:382:16
[INFO] [stderr]     |
[INFO] [stderr] 382 |             Ok((data_len))
[INFO] [stderr]     |                ^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.32s
[INFO] running `"docker" "inspect" "1e98b26369a7076cdbe8dc08a601ffadf9d47162f7e6947fccde031ab84193b0"`
[INFO] running `"docker" "rm" "-f" "1e98b26369a7076cdbe8dc08a601ffadf9d47162f7e6947fccde031ab84193b0"`
[INFO] [stdout] 1e98b26369a7076cdbe8dc08a601ffadf9d47162f7e6947fccde031ab84193b0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/emoon/gdb-remote:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 5812dd2a340978f57ccf2543054ac329633821d9429b58e254bd03c5bb7c370b
[INFO] running `"docker" "start" "-a" "5812dd2a340978f57ccf2543054ac329633821d9429b58e254bd03c5bb7c370b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/gdb_remote-6e3fb6cf72d92a06
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test tests::test_checksum_calc ... ok
[INFO] [stdout] test incoming_result::tests::test_same_length ... ok
[INFO] [stdout] test incoming_result::tests::test_ok_string ... ok
[INFO] [stdout] test tests::convert_binary_to_hex_data_test ... ok
[INFO] [stdout] test incoming_result::tests::test_bad_data ... ok
[INFO] [stdout] test incoming_result::tests::test_too_long_in_string ... ok
[INFO] [stdout] test tests::test_memory_error ... ok
[INFO] [stdout] test tests::test_memory_read_reply_without_connection ... ok
[INFO] [stdout] test tests::test_memory_send_without_connection ... ok
[INFO] [stdout] test tests::test_default_zero_mem ... ok
[INFO] [stdout] test tests::test_cont ... ok
[INFO] [stdout] test tests::test_connect ... ok
[INFO] [stdout] test tests::test_memory_no_ack ... ok
[INFO] [stdout] test tests::test_parse_memory_1 ... ok
[INFO] [stdout] test tests::test_process_string ... ok
[INFO] [stdout] test tests::test_parse_memory_2 ... ok
[INFO] [stdout] test tests::test_memory_test_bad_server_data ... ok
[INFO] [stdout] test tests::test_qsupported ... ok
[INFO] [stdout] test tests::test_registers ... ok
[INFO] [stdout] test tests::test_memory_server_quit ... ok
[INFO] [stdout] test tests::test_validate_mem_wrong_checksum ... ok
[INFO] [stdout] test tests::test_remove_breakpoint ... ok
[INFO] [stdout] test tests::test_step ... ok
[INFO] [stdout] test tests::test_set_breakpoint ... ok
[INFO] [stdout] test tests::test_memory_test_resend ... ok
[INFO] [stdout] test tests::test_memory ... ok
[INFO] [stdout] test tests::test_incoming ... ok
[INFO] [stdout] test tests::test_read_incoming ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests gdb_remote
[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] running `"docker" "inspect" "5812dd2a340978f57ccf2543054ac329633821d9429b58e254bd03c5bb7c370b"`
[INFO] running `"docker" "rm" "-f" "5812dd2a340978f57ccf2543054ac329633821d9429b58e254bd03c5bb7c370b"`
[INFO] [stdout] 5812dd2a340978f57ccf2543054ac329633821d9429b58e254bd03c5bb7c370b