[INFO] cloning repository MeirKriheli/rusmux
[INFO] running `"git" "clone" "--bare" "git://github.com/MeirKriheli/rusmux.git" "work/cache/sources/gh/MeirKriheli/rusmux"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/MeirKriheli/rusmux'...
[INFO] running `"git" "clone" "work/cache/sources/gh/MeirKriheli/rusmux" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/MeirKriheli/rusmux"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/MeirKriheli/rusmux'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/MeirKriheli/rusmux" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/MeirKriheli/rusmux"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/MeirKriheli/rusmux'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 09e8c1262296bfc152fbd5ac3ee589cc32d76e57
[INFO] sha for GitHub repo MeirKriheli/rusmux: 09e8c1262296bfc152fbd5ac3ee589cc32d76e57
[INFO] validating manifest of MeirKriheli/rusmux on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of MeirKriheli/rusmux on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing MeirKriheli/rusmux
[INFO] finished frobbing MeirKriheli/rusmux
[INFO] frobbed toml for MeirKriheli/rusmux written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/MeirKriheli/rusmux/Cargo.toml
[INFO] started frobbing MeirKriheli/rusmux
[INFO] finished frobbing MeirKriheli/rusmux
[INFO] frobbed toml for MeirKriheli/rusmux written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/MeirKriheli/rusmux/Cargo.toml
[INFO] crate MeirKriheli/rusmux already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] testing MeirKriheli/rusmux against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/MeirKriheli/rusmux:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] 1d1e566ba14fedacf88c58dbd6c8cf74699b598e609d51fb2e7fd0defe5771d7
[INFO] running `"docker" "start" "-a" "1d1e566ba14fedacf88c58dbd6c8cf74699b598e609d51fb2e7fd0defe5771d7"`
[INFO] [stderr]    Compiling rusmux v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `execute`
[INFO] [stderr]   --> src/command.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub fn execute(&self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.96s
[INFO] running `"docker" "inspect" "1d1e566ba14fedacf88c58dbd6c8cf74699b598e609d51fb2e7fd0defe5771d7"`
[INFO] running `"docker" "rm" "-f" "1d1e566ba14fedacf88c58dbd6c8cf74699b598e609d51fb2e7fd0defe5771d7"`
[INFO] [stdout] 1d1e566ba14fedacf88c58dbd6c8cf74699b598e609d51fb2e7fd0defe5771d7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/MeirKriheli/rusmux:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 31c40613cb79837c432dfba50592dd9cf821b794675ac4595fff604b7cf48308
[INFO] running `"docker" "start" "-a" "31c40613cb79837c432dfba50592dd9cf821b794675ac4595fff604b7cf48308"`
[INFO] [stderr]    Compiling rusmux v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `execute`
[INFO] [stderr]   --> src/command.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub fn execute(&self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `"docker" "inspect" "31c40613cb79837c432dfba50592dd9cf821b794675ac4595fff604b7cf48308"`
[INFO] running `"docker" "rm" "-f" "31c40613cb79837c432dfba50592dd9cf821b794675ac4595fff604b7cf48308"`
[INFO] [stdout] 31c40613cb79837c432dfba50592dd9cf821b794675ac4595fff604b7cf48308
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/MeirKriheli/rusmux:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] bac2b1c6597d5b558daabb5c26efaa058b3ee25f2f46732c2d9651a1bd82ca25
[INFO] running `"docker" "start" "-a" "bac2b1c6597d5b558daabb5c26efaa058b3ee25f2f46732c2d9651a1bd82ca25"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rusmux-a1f303a80aa137e0
[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" "bac2b1c6597d5b558daabb5c26efaa058b3ee25f2f46732c2d9651a1bd82ca25"`
[INFO] running `"docker" "rm" "-f" "bac2b1c6597d5b558daabb5c26efaa058b3ee25f2f46732c2d9651a1bd82ca25"`
[INFO] [stdout] bac2b1c6597d5b558daabb5c26efaa058b3ee25f2f46732c2d9651a1bd82ca25