Dec 13 11:47:34.545 INFO testing maniflames/time-frame-json-generator against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 11:47:34.545 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 11:47:34.953 INFO [stdout] b09c5bba7b711de51f1bc71431d24c43ad9dd445b8ddbd6479c65669413c99a1
Dec 13 11:47:34.956 INFO running `"docker" "start" "-a" "b09c5bba7b711de51f1bc71431d24c43ad9dd445b8ddbd6479c65669413c99a1"`
Dec 13 11:47:36.042 INFO [stderr] usermod: no changes
Dec 13 11:47:36.106 INFO [stderr]    Compiling timeframe v0.0.1 (/source)
Dec 13 11:47:36.463 INFO [stderr] warning: unused import: `self`
Dec 13 11:47:36.463 INFO [stderr]  --> src/main.rs:7:29
Dec 13 11:47:36.463 INFO [stderr]   |
Dec 13 11:47:36.463 INFO [stderr] 7 | use rustc_serialize::json::{self, Encoder};
Dec 13 11:47:36.463 INFO [stderr]   |                             ^^^^
Dec 13 11:47:36.463 INFO [stderr]   |
Dec 13 11:47:36.463 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 11:47:36.463 INFO [stderr] 
Dec 13 11:47:36.711 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 11:47:36.711 INFO [stderr]   --> src/utils.rs:55:5
Dec 13 11:47:36.711 INFO [stderr]    |
Dec 13 11:47:36.711 INFO [stderr] 55 |     f.read_to_string(&mut json);
Dec 13 11:47:36.711 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 11:47:36.711 INFO [stderr]    |
Dec 13 11:47:36.711 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 11:47:36.711 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 11:47:36.711 INFO [stderr] 
Dec 13 11:47:38.212 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.14s
Dec 13 11:47:38.219 INFO [stderr] su: No module specific data is present
Dec 13 11:47:39.212 INFO running `"docker" "inspect" "b09c5bba7b711de51f1bc71431d24c43ad9dd445b8ddbd6479c65669413c99a1"`
Dec 13 11:47:39.540 INFO running `"docker" "rm" "-f" "b09c5bba7b711de51f1bc71431d24c43ad9dd445b8ddbd6479c65669413c99a1"`
Dec 13 11:47:39.899 INFO [stdout] b09c5bba7b711de51f1bc71431d24c43ad9dd445b8ddbd6479c65669413c99a1
Dec 13 11:47:39.911 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 11:47:40.363 INFO [stdout] fcb7641eabad4c1398778d7a6c28fb6dd9059c6ffb11f8ca381762817027e5a3
Dec 13 11:47:40.371 INFO running `"docker" "start" "-a" "fcb7641eabad4c1398778d7a6c28fb6dd9059c6ffb11f8ca381762817027e5a3"`
Dec 13 11:47:41.643 INFO [stderr] usermod: no changes
Dec 13 11:47:41.703 INFO [stderr]    Compiling timeframe v0.0.1 (/source)
Dec 13 11:47:42.075 INFO [stderr] warning: unused import: `self`
Dec 13 11:47:42.075 INFO [stderr]  --> src/main.rs:7:29
Dec 13 11:47:42.075 INFO [stderr]   |
Dec 13 11:47:42.075 INFO [stderr] 7 | use rustc_serialize::json::{self, Encoder};
Dec 13 11:47:42.075 INFO [stderr]   |                             ^^^^
Dec 13 11:47:42.075 INFO [stderr]   |
Dec 13 11:47:42.075 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 11:47:42.075 INFO [stderr] 
Dec 13 11:47:42.322 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 11:47:42.322 INFO [stderr]   --> src/utils.rs:55:5
Dec 13 11:47:42.322 INFO [stderr]    |
Dec 13 11:47:42.322 INFO [stderr] 55 |     f.read_to_string(&mut json);
Dec 13 11:47:42.322 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 11:47:42.322 INFO [stderr]    |
Dec 13 11:47:42.322 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 11:47:42.322 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 11:47:42.322 INFO [stderr] 
Dec 13 11:47:42.651 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
Dec 13 11:47:42.651 INFO [stderr] su: No module specific data is present
Dec 13 11:47:43.443 INFO running `"docker" "inspect" "fcb7641eabad4c1398778d7a6c28fb6dd9059c6ffb11f8ca381762817027e5a3"`
Dec 13 11:47:43.847 INFO running `"docker" "rm" "-f" "fcb7641eabad4c1398778d7a6c28fb6dd9059c6ffb11f8ca381762817027e5a3"`
Dec 13 11:47:44.155 INFO [stdout] fcb7641eabad4c1398778d7a6c28fb6dd9059c6ffb11f8ca381762817027e5a3
Dec 13 11:47:44.155 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 13 11:47:44.539 INFO [stdout] 559e057e793ce0c9ed96b215653e145e9bab2474e3dea5ebfd136f6a89fd9281
Dec 13 11:47:44.544 INFO running `"docker" "start" "-a" "559e057e793ce0c9ed96b215653e145e9bab2474e3dea5ebfd136f6a89fd9281"`
Dec 13 11:47:45.886 INFO [stderr] usermod: no changes
Dec 13 11:47:45.975 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
Dec 13 11:47:45.975 INFO [stderr]      Running /target/debug/deps/timeframe-9e850a69e764f607
Dec 13 11:47:45.983 INFO [stderr] su: No module specific data is present
Dec 13 11:47:45.983 INFO [stdout] 
Dec 13 11:47:45.983 INFO [stdout] running 0 tests
Dec 13 11:47:45.983 INFO [stdout] 
Dec 13 11:47:45.983 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 11:47:45.983 INFO [stdout] 
Dec 13 11:47:47.227 INFO running `"docker" "inspect" "559e057e793ce0c9ed96b215653e145e9bab2474e3dea5ebfd136f6a89fd9281"`
Dec 13 11:47:47.575 INFO running `"docker" "rm" "-f" "559e057e793ce0c9ed96b215653e145e9bab2474e3dea5ebfd136f6a89fd9281"`
Dec 13 11:47:47.989 INFO [stdout] 559e057e793ce0c9ed96b215653e145e9bab2474e3dea5ebfd136f6a89fd9281