[INFO] crate xc2par 0.0.1 is already in cache
[INFO] extracting crate xc2par 0.0.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/xc2par/0.0.1
[INFO] extracting crate xc2par 0.0.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/xc2par/0.0.1
[INFO] validating manifest of xc2par-0.0.1 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 xc2par-0.0.1 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 xc2par-0.0.1
[INFO] finished frobbing xc2par-0.0.1
[INFO] frobbed toml for xc2par-0.0.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/xc2par/0.0.1/Cargo.toml
[INFO] started frobbing xc2par-0.0.1
[INFO] finished frobbing xc2par-0.0.1
[INFO] frobbed toml for xc2par-0.0.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/xc2par/0.0.1/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 xc2par-0.0.1 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/xc2par/0.0.1:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 98376c143e8ae8a752b40f46d55ece9a69b15e189e0993ec70eb5af15d190076
[INFO] running `"docker" "start" "-a" "98376c143e8ae8a752b40f46d55ece9a69b15e189e0993ec70eb5af15d190076"`
[INFO] [stderr]    Compiling xc2bit v0.0.3
[INFO] [stderr]    Compiling xc2par v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]    Compiling jedec v0.0.2
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling slog-scope v4.1.2
[INFO] [stderr]    Compiling yosys-netlist-json v0.0.2
[INFO] [stderr]    Compiling slog-term v2.4.1
[INFO] [stderr]    Compiling slog-stdlog v3.0.5
[INFO] [stderr]    Compiling bittwiddler v0.0.1
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/compiler_driver.rs:132:38
[INFO] [stderr]     |
[INFO] [stderr] 132 |                 write!(f, "{}", self.cause().unwrap())
[INFO] [stderr]     |                                      ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.80s
[INFO] running `"docker" "inspect" "98376c143e8ae8a752b40f46d55ece9a69b15e189e0993ec70eb5af15d190076"`
[INFO] running `"docker" "rm" "-f" "98376c143e8ae8a752b40f46d55ece9a69b15e189e0993ec70eb5af15d190076"`
[INFO] [stdout] 98376c143e8ae8a752b40f46d55ece9a69b15e189e0993ec70eb5af15d190076
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/xc2par/0.0.1:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c003a04c3affd56d22661c6d099074a0285a27c32f0eb8000110103d71b482fa
[INFO] running `"docker" "start" "-a" "c003a04c3affd56d22661c6d099074a0285a27c32f0eb8000110103d71b482fa"`
[INFO] [stderr]    Compiling xc2par v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/compiler_driver.rs:132:38
[INFO] [stderr]     |
[INFO] [stderr] 132 |                 write!(f, "{}", self.cause().unwrap())
[INFO] [stderr]     |                                      ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run_one_reftest`
[INFO] [stderr]     --> src/frontend.rs:1095:5
[INFO] [stderr]      |
[INFO] [stderr] 1095 |     fn run_one_reftest(input_filename: &'static str) {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run_one_reftest`
[INFO] [stderr]     --> src/engine.rs:1439:5
[INFO] [stderr]      |
[INFO] [stderr] 1439 |     fn run_one_reftest(input_filename: &'static str) {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run_one_reftest`
[INFO] [stderr]     --> src/netlist.rs:1288:5
[INFO] [stderr]      |
[INFO] [stderr] 1288 |     fn run_one_reftest(input_filename: &'static str) {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.78s
[INFO] running `"docker" "inspect" "c003a04c3affd56d22661c6d099074a0285a27c32f0eb8000110103d71b482fa"`
[INFO] running `"docker" "rm" "-f" "c003a04c3affd56d22661c6d099074a0285a27c32f0eb8000110103d71b482fa"`
[INFO] [stdout] c003a04c3affd56d22661c6d099074a0285a27c32f0eb8000110103d71b482fa
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/xc2par/0.0.1:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 77353d1817111a2e460b15a531e5122b1ddc0c87eaf1d4acdd08da42d4467783
[INFO] running `"docker" "start" "-a" "77353d1817111a2e460b15a531e5122b1ddc0c87eaf1d4acdd08da42d4467783"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/xc2par-a0c6a460babde69c
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/crater/target/debug/deps/demo_driver-c92a2ab0d194a05a
[INFO] [stdout] test objpool::tests::objpool_basic_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/inputgraph_json_par-3f7c7442b874db78
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/intermed_json_to_inputgraph_json-99400a9386efa62c
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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] [stderr]      Running /opt/crater/target/debug/deps/xc2par-24c8a8631cc75377
[INFO] [stderr]      Running /opt/crater/target/debug/deps/yosys_json_to_intermed_json-45daddee6c2b6754
[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] [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] [stderr]    Doc-tests xc2par
[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" "77353d1817111a2e460b15a531e5122b1ddc0c87eaf1d4acdd08da42d4467783"`
[INFO] running `"docker" "rm" "-f" "77353d1817111a2e460b15a531e5122b1ddc0c87eaf1d4acdd08da42d4467783"`
[INFO] [stdout] 77353d1817111a2e460b15a531e5122b1ddc0c87eaf1d4acdd08da42d4467783