Nov 28 09:35:36.719 INFO checking amedviediev/data-generator against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 09:35:36.719 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-3/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-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"`
Nov 28 09:35:37.037 INFO [stdout] 89ca3ed75d6eb18e67b55735ebcc9847a83b81b1d8801a1bbe625b159c2bd04f
Nov 28 09:35:37.042 INFO running `"docker" "start" "-a" "89ca3ed75d6eb18e67b55735ebcc9847a83b81b1d8801a1bbe625b159c2bd04f"`
Nov 28 09:35:37.620 INFO [stderr] usermod: no changes
Nov 28 09:35:37.800 INFO [stderr]     Checking Inflector v0.11.3
Nov 28 09:35:37.804 INFO [stderr]     Checking parking_lot_core v0.2.14
Nov 28 09:35:37.816 INFO [stderr]     Checking chrono v0.4.2
Nov 28 09:35:37.830 INFO [stderr]     Checking names v0.10.0
Nov 28 09:35:37.830 INFO [stderr]    Compiling serde_derive v1.0.50
Nov 28 09:35:40.212 INFO [stderr]     Checking parking_lot v0.5.5
Nov 28 09:35:41.424 INFO [stderr]     Checking console v0.6.1
Nov 28 09:35:43.624 INFO [stderr]     Checking indicatif v0.9.0
Nov 28 09:35:52.557 INFO [stderr]     Checking data-generator v0.1.0 (/source)
Nov 28 09:35:55.096 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 09:35:55.097 INFO [stderr]   --> src/generator.rs:35:5
Nov 28 09:35:55.097 INFO [stderr]    |
Nov 28 09:35:55.097 INFO [stderr] 35 |     write!(file, "[");
Nov 28 09:35:55.097 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Nov 28 09:35:55.098 INFO [stderr]    |
Nov 28 09:35:55.098 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 09:35:55.098 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 09:35:55.098 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)
Nov 28 09:35:55.099 INFO [stderr] 
Nov 28 09:35:55.099 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 09:35:55.099 INFO [stderr]   --> src/generator.rs:59:13
Nov 28 09:35:55.099 INFO [stderr]    |
Nov 28 09:35:55.100 INFO [stderr] 59 |             file.write(string.as_bytes());
Nov 28 09:35:55.100 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 09:35:55.100 INFO [stderr]    |
Nov 28 09:35:55.100 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 09:35:55.100 INFO [stderr] 
Nov 28 09:35:55.100 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 09:35:55.100 INFO [stderr]   --> src/generator.rs:62:13
Nov 28 09:35:55.100 INFO [stderr]    |
Nov 28 09:35:55.100 INFO [stderr] 62 |             file.write(string.as_bytes());
Nov 28 09:35:55.100 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 09:35:55.100 INFO [stderr]    |
Nov 28 09:35:55.100 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 09:35:55.100 INFO [stderr] 
Nov 28 09:35:55.100 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 09:35:55.100 INFO [stderr]   --> src/generator.rs:66:13
Nov 28 09:35:55.100 INFO [stderr]    |
Nov 28 09:35:55.100 INFO [stderr] 66 |             write!(file, ",");
Nov 28 09:35:55.100 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^
Nov 28 09:35:55.100 INFO [stderr]    |
Nov 28 09:35:55.100 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 09:35:55.100 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)
Nov 28 09:35:55.100 INFO [stderr] 
Nov 28 09:35:55.100 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 09:35:55.101 INFO [stderr]   --> src/generator.rs:72:5
Nov 28 09:35:55.101 INFO [stderr]    |
Nov 28 09:35:55.101 INFO [stderr] 72 |     write!(file, "]");
Nov 28 09:35:55.101 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Nov 28 09:35:55.101 INFO [stderr]    |
Nov 28 09:35:55.101 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 09:35:55.101 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)
Nov 28 09:35:55.101 INFO [stderr] 
Nov 28 09:35:55.205 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 09:35:55.276 INFO [stderr]   --> src/generator.rs:35:5
Nov 28 09:35:55.277 INFO [stderr]    |
Nov 28 09:35:55.277 INFO [stderr] 35 |     write!(file, "[");
Nov 28 09:35:55.277 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Nov 28 09:35:55.277 INFO [stderr]    |
Nov 28 09:35:55.278 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 09:35:55.278 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 09:35:55.278 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)
Nov 28 09:35:55.278 INFO [stderr] 
Nov 28 09:35:55.279 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 09:35:55.279 INFO [stderr]   --> src/generator.rs:59:13
Nov 28 09:35:55.279 INFO [stderr]    |
Nov 28 09:35:55.279 INFO [stderr] 59 |             file.write(string.as_bytes());
Nov 28 09:35:55.280 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 09:35:55.280 INFO [stderr]    |
Nov 28 09:35:55.280 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 09:35:55.281 INFO [stderr] 
Nov 28 09:35:55.281 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 09:35:55.281 INFO [stderr]   --> src/generator.rs:62:13
Nov 28 09:35:55.281 INFO [stderr]    |
Nov 28 09:35:55.282 INFO [stderr] 62 |             file.write(string.as_bytes());
Nov 28 09:35:55.282 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 09:35:55.282 INFO [stderr]    |
Nov 28 09:35:55.282 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 09:35:55.282 INFO [stderr] 
Nov 28 09:35:55.283 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 09:35:55.283 INFO [stderr]   --> src/generator.rs:66:13
Nov 28 09:35:55.283 INFO [stderr]    |
Nov 28 09:35:55.283 INFO [stderr] 66 |             write!(file, ",");
Nov 28 09:35:55.284 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^
Nov 28 09:35:55.284 INFO [stderr]    |
Nov 28 09:35:55.284 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 09:35:55.285 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)
Nov 28 09:35:55.285 INFO [stderr] 
Nov 28 09:35:55.285 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 09:35:55.285 INFO [stderr]   --> src/generator.rs:72:5
Nov 28 09:35:55.287 INFO [stderr]    |
Nov 28 09:35:55.287 INFO [stderr] 72 |     write!(file, "]");
Nov 28 09:35:55.288 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Nov 28 09:35:55.288 INFO [stderr]    |
Nov 28 09:35:55.288 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 09:35:55.289 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)
Nov 28 09:35:55.290 INFO [stderr] 
Nov 28 09:35:59.921 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.27s
Nov 28 09:35:59.932 INFO [stderr] su: No module specific data is present
Nov 28 09:36:00.826 INFO running `"docker" "inspect" "89ca3ed75d6eb18e67b55735ebcc9847a83b81b1d8801a1bbe625b159c2bd04f"`
Nov 28 09:36:01.127 INFO running `"docker" "rm" "-f" "89ca3ed75d6eb18e67b55735ebcc9847a83b81b1d8801a1bbe625b159c2bd04f"`
Nov 28 09:36:01.380 INFO [stdout] 89ca3ed75d6eb18e67b55735ebcc9847a83b81b1d8801a1bbe625b159c2bd04f