[INFO] updating cached repository lux01/synacor
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lux01/synacor
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lux01/synacor" "work/ex/beta-1.38-1/sources/1.37.0/gh/lux01/synacor"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/lux01/synacor'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lux01/synacor" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lux01/synacor"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lux01/synacor'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9f0ff8dfcdb8a6c1395fe50c15ebc21aa57c0f93
[INFO] sha for GitHub repo lux01/synacor: 9f0ff8dfcdb8a6c1395fe50c15ebc21aa57c0f93
[INFO] validating manifest of lux01/synacor 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 lux01/synacor 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 lux01/synacor
[INFO] finished frobbing lux01/synacor
[INFO] frobbed toml for lux01/synacor written to work/ex/beta-1.38-1/sources/1.37.0/gh/lux01/synacor/Cargo.toml
[INFO] started frobbing lux01/synacor
[INFO] finished frobbing lux01/synacor
[INFO] frobbed toml for lux01/synacor written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/lux01/synacor/Cargo.toml
[INFO] crate lux01/synacor 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 lux01/synacor 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lux01/synacor:/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] fe564b1b9620ce686552a351c7ddbee3af39a8391781ac5c1f29b661efad969d
[INFO] running `"docker" "start" "-a" "fe564b1b9620ce686552a351c7ddbee3af39a8391781ac5c1f29b661efad969d"`
[INFO] [stderr]    Compiling quote v0.3.12
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling libc v0.2.19
[INFO] [stderr]    Compiling bit-vec v0.4.3
[INFO] [stderr]    Compiling num-traits v0.1.36
[INFO] [stderr]    Compiling dtoa v0.4.1
[INFO] [stderr]    Compiling itoa v0.3.1
[INFO] [stderr]    Compiling serde v0.9.6
[INFO] [stderr]    Compiling lazy_static v0.2.2
[INFO] [stderr]    Compiling byteorder v1.0.0
[INFO] [stderr]    Compiling bit-set v0.4.0
[INFO] [stderr]    Compiling syn v0.11.4
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling termion v1.1.4
[INFO] [stderr]    Compiling chan v0.1.18
[INFO] [stderr]    Compiling serde_codegen_internals v0.13.0
[INFO] [stderr]    Compiling chan-signal v0.2.0
[INFO] [stderr]    Compiling serde_derive v0.9.6
[INFO] [stderr]    Compiling serde_json v0.9.5
[INFO] [stderr]    Compiling synacor v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cpu/status.rs:43:32
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/debugger/main.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[macro_use] extern crate chan;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.86s
[INFO] running `"docker" "inspect" "fe564b1b9620ce686552a351c7ddbee3af39a8391781ac5c1f29b661efad969d"`
[INFO] running `"docker" "rm" "-f" "fe564b1b9620ce686552a351c7ddbee3af39a8391781ac5c1f29b661efad969d"`
[INFO] [stdout] fe564b1b9620ce686552a351c7ddbee3af39a8391781ac5c1f29b661efad969d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lux01/synacor:/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] 02d61f93a2cf3f4bac8b2691fa8526ad6d4e7bc2ee832116897cfceefcc510cd
[INFO] running `"docker" "start" "-a" "02d61f93a2cf3f4bac8b2691fa8526ad6d4e7bc2ee832116897cfceefcc510cd"`
[INFO] [stderr]    Compiling synacor v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/debugger/main.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | #[macro_use] extern crate chan;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/cpu/status.rs:43:32
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `"docker" "inspect" "02d61f93a2cf3f4bac8b2691fa8526ad6d4e7bc2ee832116897cfceefcc510cd"`
[INFO] running `"docker" "rm" "-f" "02d61f93a2cf3f4bac8b2691fa8526ad6d4e7bc2ee832116897cfceefcc510cd"`
[INFO] [stdout] 02d61f93a2cf3f4bac8b2691fa8526ad6d4e7bc2ee832116897cfceefcc510cd
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/lux01/synacor:/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] c2dd38b9e4b7512d67703a4f94bf2289a833be3e2ae9490c36a724bfb8a778c5
[INFO] running `"docker" "start" "-a" "c2dd38b9e4b7512d67703a4f94bf2289a833be3e2ae9490c36a724bfb8a778c5"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/synacor-d3c6ad3cbdc2080a
[INFO] [stderr]      Running /opt/crater/target/debug/deps/brute_forcer-54cffe6cf50f389d
[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]      Running /opt/crater/target/debug/deps/debugger-8c15e9b8fa7920dd
[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]      Running /opt/crater/target/debug/deps/disassembler-e1c6cddeadf8e455
[INFO] [stderr]      Running /opt/crater/target/debug/deps/synvm-72c381f895f0f344
[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 synacor
[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" "c2dd38b9e4b7512d67703a4f94bf2289a833be3e2ae9490c36a724bfb8a778c5"`
[INFO] running `"docker" "rm" "-f" "c2dd38b9e4b7512d67703a4f94bf2289a833be3e2ae9490c36a724bfb8a778c5"`
[INFO] [stdout] c2dd38b9e4b7512d67703a4f94bf2289a833be3e2ae9490c36a724bfb8a778c5