Dec 05 15:32:48.052 INFO testing maniflames/time-frame-json-generator against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 15:32:48.052 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 05 15:32:48.524 INFO [stdout] bbb8504974447162e1707b34d3a430b6c85d8905fd393b342c0160e3d8075168
Dec 05 15:32:48.532 INFO running `"docker" "start" "-a" "bbb8504974447162e1707b34d3a430b6c85d8905fd393b342c0160e3d8075168"`
Dec 05 15:32:50.216 INFO [stderr] usermod: no changes
Dec 05 15:32:50.322 INFO [stderr]    Compiling timeframe v0.0.1 (/source)
Dec 05 15:32:50.732 INFO [stderr] warning: unused import: `self`
Dec 05 15:32:50.732 INFO [stderr]  --> src/main.rs:7:29
Dec 05 15:32:50.732 INFO [stderr]   |
Dec 05 15:32:50.732 INFO [stderr] 7 | use rustc_serialize::json::{self, Encoder};
Dec 05 15:32:50.732 INFO [stderr]   |                             ^^^^
Dec 05 15:32:50.732 INFO [stderr]   |
Dec 05 15:32:50.732 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 15:32:50.732 INFO [stderr] 
Dec 05 15:32:51.004 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 15:32:51.004 INFO [stderr]   --> src/utils.rs:55:5
Dec 05 15:32:51.004 INFO [stderr]    |
Dec 05 15:32:51.004 INFO [stderr] 55 |     f.read_to_string(&mut json);
Dec 05 15:32:51.004 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 15:32:51.004 INFO [stderr]    |
Dec 05 15:32:51.004 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 15:32:51.004 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 15:32:51.004 INFO [stderr] 
Dec 05 15:32:52.731 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.49s
Dec 05 15:32:52.734 INFO [stderr] su: No module specific data is present
Dec 05 15:32:53.570 INFO running `"docker" "inspect" "bbb8504974447162e1707b34d3a430b6c85d8905fd393b342c0160e3d8075168"`
Dec 05 15:32:53.899 INFO running `"docker" "rm" "-f" "bbb8504974447162e1707b34d3a430b6c85d8905fd393b342c0160e3d8075168"`
Dec 05 15:32:54.200 INFO [stdout] bbb8504974447162e1707b34d3a430b6c85d8905fd393b342c0160e3d8075168
Dec 05 15:32:54.212 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 05 15:32:54.622 INFO [stdout] 89e7579783f309918ca5f026f58ed4869ea7f8f6201c3943781bc8c998d6c0a4
Dec 05 15:32:54.624 INFO running `"docker" "start" "-a" "89e7579783f309918ca5f026f58ed4869ea7f8f6201c3943781bc8c998d6c0a4"`
Dec 05 15:32:56.052 INFO [stderr] usermod: no changes
Dec 05 15:32:56.148 INFO [stderr]    Compiling timeframe v0.0.1 (/source)
Dec 05 15:32:56.496 INFO [stderr] warning: unused import: `self`
Dec 05 15:32:56.496 INFO [stderr]  --> src/main.rs:7:29
Dec 05 15:32:56.496 INFO [stderr]   |
Dec 05 15:32:56.496 INFO [stderr] 7 | use rustc_serialize::json::{self, Encoder};
Dec 05 15:32:56.496 INFO [stderr]   |                             ^^^^
Dec 05 15:32:56.496 INFO [stderr]   |
Dec 05 15:32:56.496 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 15:32:56.496 INFO [stderr] 
Dec 05 15:32:56.716 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 15:32:56.716 INFO [stderr]   --> src/utils.rs:55:5
Dec 05 15:32:56.716 INFO [stderr]    |
Dec 05 15:32:56.716 INFO [stderr] 55 |     f.read_to_string(&mut json);
Dec 05 15:32:56.716 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 15:32:56.716 INFO [stderr]    |
Dec 05 15:32:56.716 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 15:32:56.716 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 15:32:56.716 INFO [stderr] 
Dec 05 15:32:57.122 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
Dec 05 15:32:57.125 INFO [stderr] su: No module specific data is present
Dec 05 15:32:57.981 INFO running `"docker" "inspect" "89e7579783f309918ca5f026f58ed4869ea7f8f6201c3943781bc8c998d6c0a4"`
Dec 05 15:32:58.268 INFO running `"docker" "rm" "-f" "89e7579783f309918ca5f026f58ed4869ea7f8f6201c3943781bc8c998d6c0a4"`
Dec 05 15:32:58.628 INFO [stdout] 89e7579783f309918ca5f026f58ed4869ea7f8f6201c3943781bc8c998d6c0a4
Dec 05 15:32:58.634 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 05 15:32:58.964 INFO [stdout] 2e3920e63d40c21ef43601383194c874b7aa2f27b7f2cecbca86ec28a17c62f6
Dec 05 15:32:58.972 INFO running `"docker" "start" "-a" "2e3920e63d40c21ef43601383194c874b7aa2f27b7f2cecbca86ec28a17c62f6"`
Dec 05 15:33:00.582 INFO [stderr] usermod: no changes
Dec 05 15:33:00.676 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
Dec 05 15:33:00.676 INFO [stdout] 
Dec 05 15:33:00.676 INFO [stderr]      Running /target/debug/deps/timeframe-7f893a4d86a466f1
Dec 05 15:33:00.676 INFO [stdout] running 0 tests
Dec 05 15:33:00.676 INFO [stdout] 
Dec 05 15:33:00.676 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 15:33:00.676 INFO [stdout] 
Dec 05 15:33:00.684 INFO [stderr] su: No module specific data is present
Dec 05 15:33:01.460 INFO running `"docker" "inspect" "2e3920e63d40c21ef43601383194c874b7aa2f27b7f2cecbca86ec28a17c62f6"`
Dec 05 15:33:01.728 INFO running `"docker" "rm" "-f" "2e3920e63d40c21ef43601383194c874b7aa2f27b7f2cecbca86ec28a17c62f6"`
Dec 05 15:33:02.148 INFO [stdout] 2e3920e63d40c21ef43601383194c874b7aa2f27b7f2cecbca86ec28a17c62f6