Dec 14 03:03:21.546 INFO testing amedviediev/data-generator against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 14 03:03:21.546 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 14 03:03:21.799 INFO [stdout] bf9b90fee7754c7fe169e49ded04b23fcf3aca7f264fd3543e2e88517a8b4e36
Dec 14 03:03:21.804 INFO running `"docker" "start" "-a" "bf9b90fee7754c7fe169e49ded04b23fcf3aca7f264fd3543e2e88517a8b4e36"`
Dec 14 03:03:22.779 INFO [stderr] usermod: no changes
Dec 14 03:03:22.995 INFO [stderr]    Compiling serde v1.0.47
Dec 14 03:03:22.995 INFO [stderr]    Compiling Inflector v0.11.3
Dec 14 03:03:22.995 INFO [stderr]    Compiling termios v0.2.2
Dec 14 03:03:22.999 INFO [stderr]    Compiling clicolors-control v0.2.0
Dec 14 03:03:22.999 INFO [stderr]    Compiling parking_lot_core v0.2.14
Dec 14 03:03:22.999 INFO [stderr]    Compiling names v0.10.0
Dec 14 03:03:27.263 INFO [stderr]    Compiling parking_lot v0.5.5
Dec 14 03:03:29.455 INFO [stderr]    Compiling console v0.6.1
Dec 14 03:03:32.030 INFO [stderr]    Compiling indicatif v0.9.0
Dec 14 03:03:38.074 INFO [stderr]    Compiling chrono v0.4.2
Dec 14 03:03:38.075 INFO [stderr]    Compiling serde_json v1.0.17
Dec 14 03:03:43.134 INFO [stderr]    Compiling data-generator v0.1.0 (/source)
Dec 14 03:03:45.387 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 03:03:45.387 INFO [stderr]   --> src/generator.rs:35:5
Dec 14 03:03:45.387 INFO [stderr]    |
Dec 14 03:03:45.387 INFO [stderr] 35 |     write!(file, "[");
Dec 14 03:03:45.387 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 14 03:03:45.387 INFO [stderr]    |
Dec 14 03:03:45.387 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 03:03:45.387 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 03:03:45.387 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 14 03:03:45.387 INFO [stderr] 
Dec 14 03:03:45.387 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 03:03:45.387 INFO [stderr]   --> src/generator.rs:59:13
Dec 14 03:03:45.387 INFO [stderr]    |
Dec 14 03:03:45.387 INFO [stderr] 59 |             file.write(string.as_bytes());
Dec 14 03:03:45.387 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 03:03:45.387 INFO [stderr]    |
Dec 14 03:03:45.387 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 03:03:45.387 INFO [stderr] 
Dec 14 03:03:45.387 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 03:03:45.387 INFO [stderr]   --> src/generator.rs:62:13
Dec 14 03:03:45.387 INFO [stderr]    |
Dec 14 03:03:45.387 INFO [stderr] 62 |             file.write(string.as_bytes());
Dec 14 03:03:45.387 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 03:03:45.387 INFO [stderr]    |
Dec 14 03:03:45.387 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 03:03:45.387 INFO [stderr] 
Dec 14 03:03:45.387 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 03:03:45.387 INFO [stderr]   --> src/generator.rs:66:13
Dec 14 03:03:45.387 INFO [stderr]    |
Dec 14 03:03:45.387 INFO [stderr] 66 |             write!(file, ",");
Dec 14 03:03:45.387 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^
Dec 14 03:03:45.387 INFO [stderr]    |
Dec 14 03:03:45.387 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 03:03:45.387 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 14 03:03:45.387 INFO [stderr] 
Dec 14 03:03:45.387 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 03:03:45.387 INFO [stderr]   --> src/generator.rs:72:5
Dec 14 03:03:45.387 INFO [stderr]    |
Dec 14 03:03:45.387 INFO [stderr] 72 |     write!(file, "]");
Dec 14 03:03:45.387 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 14 03:03:45.387 INFO [stderr]    |
Dec 14 03:03:45.387 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 03:03:45.387 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 14 03:03:45.387 INFO [stderr] 
Dec 14 03:03:56.168 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.34s
Dec 14 03:03:56.183 INFO [stderr] su: No module specific data is present
Dec 14 03:03:56.993 INFO running `"docker" "inspect" "bf9b90fee7754c7fe169e49ded04b23fcf3aca7f264fd3543e2e88517a8b4e36"`
Dec 14 03:03:57.228 INFO running `"docker" "rm" "-f" "bf9b90fee7754c7fe169e49ded04b23fcf3aca7f264fd3543e2e88517a8b4e36"`
Dec 14 03:03:57.579 INFO [stdout] bf9b90fee7754c7fe169e49ded04b23fcf3aca7f264fd3543e2e88517a8b4e36
Dec 14 03:03:57.583 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 14 03:03:57.831 INFO [stdout] 03272bd18971c16f12bf090a836a81b78cc2e40740ca55ae32d3f57f8450f7a3
Dec 14 03:03:57.833 INFO running `"docker" "start" "-a" "03272bd18971c16f12bf090a836a81b78cc2e40740ca55ae32d3f57f8450f7a3"`
Dec 14 03:03:58.387 INFO [stderr] usermod: no changes
Dec 14 03:03:58.480 INFO [stderr]    Compiling data-generator v0.1.0 (/source)
Dec 14 03:04:00.836 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 03:04:00.836 INFO [stderr]   --> src/generator.rs:35:5
Dec 14 03:04:00.836 INFO [stderr]    |
Dec 14 03:04:00.836 INFO [stderr] 35 |     write!(file, "[");
Dec 14 03:04:00.836 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 14 03:04:00.836 INFO [stderr]    |
Dec 14 03:04:00.836 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 14 03:04:00.836 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 03:04:00.836 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 14 03:04:00.836 INFO [stderr] 
Dec 14 03:04:00.836 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 03:04:00.837 INFO [stderr]   --> src/generator.rs:59:13
Dec 14 03:04:00.837 INFO [stderr]    |
Dec 14 03:04:00.837 INFO [stderr] 59 |             file.write(string.as_bytes());
Dec 14 03:04:00.837 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 03:04:00.837 INFO [stderr]    |
Dec 14 03:04:00.837 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 03:04:00.837 INFO [stderr] 
Dec 14 03:04:00.837 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 03:04:00.837 INFO [stderr]   --> src/generator.rs:62:13
Dec 14 03:04:00.837 INFO [stderr]    |
Dec 14 03:04:00.837 INFO [stderr] 62 |             file.write(string.as_bytes());
Dec 14 03:04:00.837 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 14 03:04:00.837 INFO [stderr]    |
Dec 14 03:04:00.837 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 03:04:00.837 INFO [stderr] 
Dec 14 03:04:00.838 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 03:04:00.838 INFO [stderr]   --> src/generator.rs:66:13
Dec 14 03:04:00.838 INFO [stderr]    |
Dec 14 03:04:00.838 INFO [stderr] 66 |             write!(file, ",");
Dec 14 03:04:00.838 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^
Dec 14 03:04:00.838 INFO [stderr]    |
Dec 14 03:04:00.838 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 03:04:00.838 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 14 03:04:00.839 INFO [stderr] 
Dec 14 03:04:00.839 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 14 03:04:00.839 INFO [stderr]   --> src/generator.rs:72:5
Dec 14 03:04:00.839 INFO [stderr]    |
Dec 14 03:04:00.839 INFO [stderr] 72 |     write!(file, "]");
Dec 14 03:04:00.839 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 14 03:04:00.839 INFO [stderr]    |
Dec 14 03:04:00.839 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 14 03:04:00.839 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 14 03:04:00.840 INFO [stderr] 
Dec 14 03:04:01.364 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.96s
Dec 14 03:04:01.375 INFO [stderr] su: No module specific data is present
Dec 14 03:04:01.687 INFO running `"docker" "inspect" "03272bd18971c16f12bf090a836a81b78cc2e40740ca55ae32d3f57f8450f7a3"`
Dec 14 03:04:01.784 INFO running `"docker" "rm" "-f" "03272bd18971c16f12bf090a836a81b78cc2e40740ca55ae32d3f57f8450f7a3"`
Dec 14 03:04:01.948 INFO [stdout] 03272bd18971c16f12bf090a836a81b78cc2e40740ca55ae32d3f57f8450f7a3
Dec 14 03:04:01.952 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-6/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 14 03:04:02.203 INFO [stdout] 87dc289bfc3479437ba06042d807179992ff9746a7aab9a65fc12dafc8103aba
Dec 14 03:04:02.205 INFO running `"docker" "start" "-a" "87dc289bfc3479437ba06042d807179992ff9746a7aab9a65fc12dafc8103aba"`
Dec 14 03:04:02.783 INFO [stderr] usermod: no changes
Dec 14 03:04:02.858 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
Dec 14 03:04:02.864 INFO [stderr]      Running /target/debug/deps/data_generator-5adc8c52fd97b9b4
Dec 14 03:04:02.868 INFO [stdout] 
Dec 14 03:04:02.868 INFO [stdout] running 0 tests
Dec 14 03:04:02.868 INFO [stdout] 
Dec 14 03:04:02.868 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 03:04:02.868 INFO [stdout] 
Dec 14 03:04:02.869 INFO [stderr]      Running /target/debug/deps/data_generator-094a8bfdffc9153c
Dec 14 03:04:02.876 INFO [stdout] 
Dec 14 03:04:02.876 INFO [stdout] running 0 tests
Dec 14 03:04:02.876 INFO [stdout] 
Dec 14 03:04:02.876 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 03:04:02.876 INFO [stdout] 
Dec 14 03:04:02.879 INFO [stderr]    Doc-tests data_generator
Dec 14 03:04:05.952 INFO [stdout] 
Dec 14 03:04:05.952 INFO [stdout] running 0 tests
Dec 14 03:04:05.952 INFO [stdout] 
Dec 14 03:04:05.952 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 14 03:04:05.952 INFO [stdout] 
Dec 14 03:04:05.962 INFO [stderr] su: No module specific data is present
Dec 14 03:04:06.263 INFO running `"docker" "inspect" "87dc289bfc3479437ba06042d807179992ff9746a7aab9a65fc12dafc8103aba"`
Dec 14 03:04:06.383 INFO running `"docker" "rm" "-f" "87dc289bfc3479437ba06042d807179992ff9746a7aab9a65fc12dafc8103aba"`
Dec 14 03:04:06.460 INFO [stdout] 87dc289bfc3479437ba06042d807179992ff9746a7aab9a65fc12dafc8103aba