[INFO] crate ev3dev-lang-rust 0.4.1 is already in cache
[INFO] extracting crate ev3dev-lang-rust 0.4.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/ev3dev-lang-rust/0.4.1
[INFO] extracting crate ev3dev-lang-rust 0.4.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ev3dev-lang-rust/0.4.1
[INFO] validating manifest of ev3dev-lang-rust-0.4.1 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 ev3dev-lang-rust-0.4.1 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 ev3dev-lang-rust-0.4.1
[INFO] finished frobbing ev3dev-lang-rust-0.4.1
[INFO] frobbed toml for ev3dev-lang-rust-0.4.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/ev3dev-lang-rust/0.4.1/Cargo.toml
[INFO] started frobbing ev3dev-lang-rust-0.4.1
[INFO] finished frobbing ev3dev-lang-rust-0.4.1
[INFO] frobbed toml for ev3dev-lang-rust-0.4.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ev3dev-lang-rust/0.4.1/Cargo.toml
[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] testing ev3dev-lang-rust-0.4.1 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ev3dev-lang-rust/0.4.1:/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] fbecb8082cd9595315cc479da3b308d5ce74298196881b880800cf66fc394811
[INFO] running `"docker" "start" "-a" "fbecb8082cd9595315cc479da3b308d5ce74298196881b880800cf66fc394811"`
[INFO] [stderr]    Compiling ev3dev-lang-rust v0.4.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/driver.rs:118:66
[INFO] [stderr]     |
[INFO] [stderr] 118 |     pub fn find_name_by_port_and_driver(class_name: &str, port: &Port, driver_name: &str) -> Option<String> {
[INFO] [stderr]     |                                                                  ^^^^ help: use `dyn`: `dyn Port`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/driver.rs:142:55
[INFO] [stderr]     |
[INFO] [stderr] 142 |     pub fn find_name_by_port(class_name: &str, port: &Port) -> Option<String> {
[INFO] [stderr]     |                                                       ^^^^ help: use `dyn`: `dyn Port`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> src/driver.rs:66:31
[INFO] [stderr]    |
[INFO] [stderr] 66 |         Ok(String::from(value.trim_right()))
[INFO] [stderr]    |                               ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.04s
[INFO] running `"docker" "inspect" "fbecb8082cd9595315cc479da3b308d5ce74298196881b880800cf66fc394811"`
[INFO] running `"docker" "rm" "-f" "fbecb8082cd9595315cc479da3b308d5ce74298196881b880800cf66fc394811"`
[INFO] [stdout] fbecb8082cd9595315cc479da3b308d5ce74298196881b880800cf66fc394811
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ev3dev-lang-rust/0.4.1:/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] 4e65e72f211cdd894ce171cb39d17b63788e1e5d63295207c5f30eed8bd82005
[INFO] running `"docker" "start" "-a" "4e65e72f211cdd894ce171cb39d17b63788e1e5d63295207c5f30eed8bd82005"`
[INFO] [stderr]    Compiling ev3dev-lang-rust v0.4.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/driver.rs:118:66
[INFO] [stderr]     |
[INFO] [stderr] 118 |     pub fn find_name_by_port_and_driver(class_name: &str, port: &Port, driver_name: &str) -> Option<String> {
[INFO] [stderr]     |                                                                  ^^^^ help: use `dyn`: `dyn Port`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/driver.rs:142:55
[INFO] [stderr]     |
[INFO] [stderr] 142 |     pub fn find_name_by_port(class_name: &str, port: &Port) -> Option<String> {
[INFO] [stderr]     |                                                       ^^^^ help: use `dyn`: `dyn Port`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> src/driver.rs:66:31
[INFO] [stderr]    |
[INFO] [stderr] 66 |         Ok(String::from(value.trim_right()))
[INFO] [stderr]    |                               ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "4e65e72f211cdd894ce171cb39d17b63788e1e5d63295207c5f30eed8bd82005"`
[INFO] running `"docker" "rm" "-f" "4e65e72f211cdd894ce171cb39d17b63788e1e5d63295207c5f30eed8bd82005"`
[INFO] [stdout] 4e65e72f211cdd894ce171cb39d17b63788e1e5d63295207c5f30eed8bd82005
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ev3dev-lang-rust/0.4.1:/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] 598eabddf117065844066057bc46df366a9b6600023246502e147af0f43b8101
[INFO] running `"docker" "start" "-a" "598eabddf117065844066057bc46df366a9b6600023246502e147af0f43b8101"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ev3dev_lang_rust-96fd9c44b9eef180
[INFO] [stderr]    Doc-tests ev3dev-lang-rust
[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" "598eabddf117065844066057bc46df366a9b6600023246502e147af0f43b8101"`
[INFO] running `"docker" "rm" "-f" "598eabddf117065844066057bc46df366a9b6600023246502e147af0f43b8101"`
[INFO] [stdout] 598eabddf117065844066057bc46df366a9b6600023246502e147af0f43b8101