[INFO] crate sysfs_gpio 0.5.4 is already in cache
[INFO] extracting crate sysfs_gpio 0.5.4 into work/ex/beta-1.37-6/sources/1.36.0/reg/sysfs_gpio/0.5.4
[INFO] extracting crate sysfs_gpio 0.5.4 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sysfs_gpio/0.5.4
[INFO] validating manifest of sysfs_gpio-0.5.4 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sysfs_gpio-0.5.4 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sysfs_gpio-0.5.4
[INFO] finished frobbing sysfs_gpio-0.5.4
[INFO] frobbed toml for sysfs_gpio-0.5.4 written to work/ex/beta-1.37-6/sources/1.36.0/reg/sysfs_gpio/0.5.4/Cargo.toml
[INFO] started frobbing sysfs_gpio-0.5.4
[INFO] finished frobbing sysfs_gpio-0.5.4
[INFO] frobbed toml for sysfs_gpio-0.5.4 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sysfs_gpio/0.5.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing sysfs_gpio-0.5.4 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sysfs_gpio/0.5.4:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 3455a94e635d376df858bad5178b7b596df40df5584bab766ed77810b514fcc1
[INFO] running `"docker" "start" "-a" "3455a94e635d376df858bad5178b7b596df40df5584bab766ed77810b514fcc1"`
[INFO] [stderr]    Compiling sysfs_gpio v0.5.4 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:28:32
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]    --> src/lib.rs:182:51
[INFO] [stderr]     |
[INFO] [stderr] 182 |             .and_then(|filename_str| filename_str.trim_left_matches("gpio").parse::<u64>().ok())
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "3455a94e635d376df858bad5178b7b596df40df5584bab766ed77810b514fcc1"`
[INFO] running `"docker" "rm" "-f" "3455a94e635d376df858bad5178b7b596df40df5584bab766ed77810b514fcc1"`
[INFO] [stdout] 3455a94e635d376df858bad5178b7b596df40df5584bab766ed77810b514fcc1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sysfs_gpio/0.5.4:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 58a5876b766df1783ef5bc637a86e5b8e8803ebc2f8112bc9635f37db024fbb0
[INFO] running `"docker" "start" "-a" "58a5876b766df1783ef5bc637a86e5b8e8803ebc2f8112bc9635f37db024fbb0"`
[INFO] [stderr]    Compiling sysfs_gpio v0.5.4 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:28:32
[INFO] [stderr]    |
[INFO] [stderr] 28 |     fn cause(&self) -> Option<&::std::error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]    --> src/lib.rs:182:51
[INFO] [stderr]     |
[INFO] [stderr] 182 |             .and_then(|filename_str| filename_str.trim_left_matches("gpio").parse::<u64>().ok())
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `"docker" "inspect" "58a5876b766df1783ef5bc637a86e5b8e8803ebc2f8112bc9635f37db024fbb0"`
[INFO] running `"docker" "rm" "-f" "58a5876b766df1783ef5bc637a86e5b8e8803ebc2f8112bc9635f37db024fbb0"`
[INFO] [stdout] 58a5876b766df1783ef5bc637a86e5b8e8803ebc2f8112bc9635f37db024fbb0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sysfs_gpio/0.5.4:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 4fcdcd986031979c1c8f624d8dea162ac92ffc42a941c999d62433e07340a873
[INFO] running `"docker" "start" "-a" "4fcdcd986031979c1c8f624d8dea162ac92ffc42a941c999d62433e07340a873"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sysfs_gpio-7d3276d4969b7908
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test extract_pin_fom_path_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sysfs_gpio
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - Pin::export (line 251) ... ok
[INFO] [stdout] test src/lib.rs -  (line 24) ... ok
[INFO] [stdout] test src/lib.rs - Pin::with_exported (line 199) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "4fcdcd986031979c1c8f624d8dea162ac92ffc42a941c999d62433e07340a873"`
[INFO] running `"docker" "rm" "-f" "4fcdcd986031979c1c8f624d8dea162ac92ffc42a941c999d62433e07340a873"`
[INFO] [stdout] 4fcdcd986031979c1c8f624d8dea162ac92ffc42a941c999d62433e07340a873