[INFO] updating cached repository miro662/swt [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/miro662/swt [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/miro662/swt" "work/ex/beta-1.38-1/sources/1.37.0/gh/miro662/swt"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/miro662/swt'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/miro662/swt" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/miro662/swt"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/miro662/swt'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 8a48953cb04a99d15ae74c93879c3cabfdeb3d87 [INFO] sha for GitHub repo miro662/swt: 8a48953cb04a99d15ae74c93879c3cabfdeb3d87 [INFO] validating manifest of miro662/swt 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 miro662/swt 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 miro662/swt [INFO] finished frobbing miro662/swt [INFO] frobbed toml for miro662/swt written to work/ex/beta-1.38-1/sources/1.37.0/gh/miro662/swt/Cargo.toml [INFO] started frobbing miro662/swt [INFO] finished frobbing miro662/swt [INFO] frobbed toml for miro662/swt written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/miro662/swt/Cargo.toml [INFO] crate miro662/swt 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing miro662/swt 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/miro662/swt:/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] bf6e3074557328b135ec46d022477ae2284683b4c00d36ff83db299a828becd9 [INFO] running `"docker" "start" "-a" "bf6e3074557328b135ec46d022477ae2284683b4c00d36ff83db299a828becd9"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling winapi v0.2.7 [INFO] [stderr] Compiling regex-syntax v0.3.3 [INFO] [stderr] Compiling ansi_term v0.8.0 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling term_size v0.1.1 [INFO] [stderr] Compiling rand v0.3.15 [INFO] [stderr] Compiling aho-corasick v0.5.2 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling clap v2.10.4 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling thread_local v0.2.6 [INFO] [stderr] Compiling regex v0.1.71 [INFO] [stderr] Compiling swt v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: value assigned to `result` is never read [INFO] [stderr] --> src/word.rs:65:17 [INFO] [stderr] | [INFO] [stderr] 65 | let mut result = false; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.22s [INFO] running `"docker" "inspect" "bf6e3074557328b135ec46d022477ae2284683b4c00d36ff83db299a828becd9"` [INFO] running `"docker" "rm" "-f" "bf6e3074557328b135ec46d022477ae2284683b4c00d36ff83db299a828becd9"` [INFO] [stdout] bf6e3074557328b135ec46d022477ae2284683b4c00d36ff83db299a828becd9 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/miro662/swt:/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] b74040659d1386e2a0cb7b99a73edfa46c97be0fab9d4e65346586d24db2352b [INFO] running `"docker" "start" "-a" "b74040659d1386e2a0cb7b99a73edfa46c97be0fab9d4e65346586d24db2352b"` [INFO] [stderr] Compiling swt v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: value assigned to `result` is never read [INFO] [stderr] --> src/word.rs:65:17 [INFO] [stderr] | [INFO] [stderr] 65 | let mut result = false; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.93s [INFO] running `"docker" "inspect" "b74040659d1386e2a0cb7b99a73edfa46c97be0fab9d4e65346586d24db2352b"` [INFO] running `"docker" "rm" "-f" "b74040659d1386e2a0cb7b99a73edfa46c97be0fab9d4e65346586d24db2352b"` [INFO] [stdout] b74040659d1386e2a0cb7b99a73edfa46c97be0fab9d4e65346586d24db2352b [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/miro662/swt:/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] bba76cde96a0c36587f84f35e1f39c06e14d9220d1e7379fa2330c2ad734863f [INFO] running `"docker" "start" "-a" "bba76cde96a0c36587f84f35e1f39c06e14d9220d1e7379fa2330c2ad734863f"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.51s [INFO] [stderr] Running /opt/crater/target/debug/deps/swt-0887d7b123b76122 [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" "bba76cde96a0c36587f84f35e1f39c06e14d9220d1e7379fa2330c2ad734863f"` [INFO] running `"docker" "rm" "-f" "bba76cde96a0c36587f84f35e1f39c06e14d9220d1e7379fa2330c2ad734863f"` [INFO] [stdout] bba76cde96a0c36587f84f35e1f39c06e14d9220d1e7379fa2330c2ad734863f