Dec 05 11:54:26.286 INFO testing padenot/trace-filtering against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 05 11:54:26.286 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 11:54:26.692 INFO [stdout] 4943a553b05464d476e405b31a93158633fbecee14039484238b4a5242883b3a
Dec 05 11:54:26.700 INFO running `"docker" "start" "-a" "4943a553b05464d476e405b31a93158633fbecee14039484238b4a5242883b3a"`
Dec 05 11:54:27.807 INFO [stderr] usermod: no changes
Dec 05 11:54:27.901 INFO [stderr]    Compiling syn v0.15.8
Dec 05 11:54:35.336 INFO [stderr]    Compiling serde_derive v1.0.79
Dec 05 11:54:48.453 INFO [stderr]    Compiling trace-filtering v0.1.0 (/source)
Dec 05 11:54:48.946 INFO [stderr] warning: unused import: `std::io::Read`
Dec 05 11:54:48.946 INFO [stderr]  --> src/main.rs:7:5
Dec 05 11:54:48.946 INFO [stderr]   |
Dec 05 11:54:48.946 INFO [stderr] 7 | use std::io::Read;
Dec 05 11:54:48.946 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 05 11:54:48.946 INFO [stderr]   |
Dec 05 11:54:48.946 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 11:54:48.946 INFO [stderr] 
Dec 05 11:54:49.137 INFO [stderr] warning: unused variable: `duration`
Dec 05 11:54:49.137 INFO [stderr]   --> src/main.rs:33:13
Dec 05 11:54:49.137 INFO [stderr]    |
Dec 05 11:54:49.137 INFO [stderr] 33 |     let mut duration = 0;
Dec 05 11:54:49.137 INFO [stderr]    |             ^^^^^^^^ help: consider using `_duration` instead
Dec 05 11:54:49.137 INFO [stderr]    |
Dec 05 11:54:49.137 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 11:54:49.137 INFO [stderr] 
Dec 05 11:54:49.197 INFO [stderr] warning: variable does not need to be mutable
Dec 05 11:54:49.197 INFO [stderr]   --> src/main.rs:27:9
Dec 05 11:54:49.197 INFO [stderr]    |
Dec 05 11:54:49.197 INFO [stderr] 27 |     let mut f = File::open("trace.log.child-1").expect("file not found");
Dec 05 11:54:49.197 INFO [stderr]    |         ----^
Dec 05 11:54:49.197 INFO [stderr]    |         |
Dec 05 11:54:49.197 INFO [stderr]    |         help: remove this `mut`
Dec 05 11:54:49.197 INFO [stderr]    |
Dec 05 11:54:49.197 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 11:54:49.197 INFO [stderr] 
Dec 05 11:54:49.197 INFO [stderr] warning: variable does not need to be mutable
Dec 05 11:54:49.197 INFO [stderr]   --> src/main.rs:33:9
Dec 05 11:54:49.197 INFO [stderr]    |
Dec 05 11:54:49.197 INFO [stderr] 33 |     let mut duration = 0;
Dec 05 11:54:49.197 INFO [stderr]    |         ----^^^^^^^^
Dec 05 11:54:49.197 INFO [stderr]    |         |
Dec 05 11:54:49.197 INFO [stderr]    |         help: remove this `mut`
Dec 05 11:54:49.197 INFO [stderr] 
Dec 05 11:54:50.724 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.88s
Dec 05 11:54:50.730 INFO [stderr] su: No module specific data is present
Dec 05 11:54:51.576 INFO running `"docker" "inspect" "4943a553b05464d476e405b31a93158633fbecee14039484238b4a5242883b3a"`
Dec 05 11:54:51.864 INFO running `"docker" "rm" "-f" "4943a553b05464d476e405b31a93158633fbecee14039484238b4a5242883b3a"`
Dec 05 11:54:52.084 INFO [stdout] 4943a553b05464d476e405b31a93158633fbecee14039484238b4a5242883b3a
Dec 05 11:54:52.090 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 11:54:52.508 INFO [stdout] 25f22c3a656c8030c29fa66e8912a64abf13f1fc1b4646fe2ca9eac2839784f2
Dec 05 11:54:52.512 INFO running `"docker" "start" "-a" "25f22c3a656c8030c29fa66e8912a64abf13f1fc1b4646fe2ca9eac2839784f2"`
Dec 05 11:54:53.641 INFO [stderr] usermod: no changes
Dec 05 11:54:53.701 INFO [stderr]    Compiling trace-filtering v0.1.0 (/source)
Dec 05 11:54:54.104 INFO [stderr] warning: unused import: `std::io::Read`
Dec 05 11:54:54.104 INFO [stderr]  --> src/main.rs:7:5
Dec 05 11:54:54.104 INFO [stderr]   |
Dec 05 11:54:54.104 INFO [stderr] 7 | use std::io::Read;
Dec 05 11:54:54.104 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 05 11:54:54.104 INFO [stderr]   |
Dec 05 11:54:54.104 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 11:54:54.104 INFO [stderr] 
Dec 05 11:54:54.276 INFO [stderr] warning: unused variable: `duration`
Dec 05 11:54:54.276 INFO [stderr]   --> src/main.rs:33:13
Dec 05 11:54:54.276 INFO [stderr]    |
Dec 05 11:54:54.276 INFO [stderr] 33 |     let mut duration = 0;
Dec 05 11:54:54.276 INFO [stderr]    |             ^^^^^^^^ help: consider using `_duration` instead
Dec 05 11:54:54.276 INFO [stderr]    |
Dec 05 11:54:54.284 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 11:54:54.284 INFO [stderr] 
Dec 05 11:54:54.359 INFO [stderr] warning: variable does not need to be mutable
Dec 05 11:54:54.359 INFO [stderr]   --> src/main.rs:27:9
Dec 05 11:54:54.359 INFO [stderr]    |
Dec 05 11:54:54.359 INFO [stderr] 27 |     let mut f = File::open("trace.log.child-1").expect("file not found");
Dec 05 11:54:54.359 INFO [stderr]    |         ----^
Dec 05 11:54:54.359 INFO [stderr]    |         |
Dec 05 11:54:54.359 INFO [stderr]    |         help: remove this `mut`
Dec 05 11:54:54.359 INFO [stderr]    |
Dec 05 11:54:54.359 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 11:54:54.359 INFO [stderr] 
Dec 05 11:54:54.359 INFO [stderr] warning: variable does not need to be mutable
Dec 05 11:54:54.359 INFO [stderr]   --> src/main.rs:33:9
Dec 05 11:54:54.359 INFO [stderr]    |
Dec 05 11:54:54.359 INFO [stderr] 33 |     let mut duration = 0;
Dec 05 11:54:54.359 INFO [stderr]    |         ----^^^^^^^^
Dec 05 11:54:54.359 INFO [stderr]    |         |
Dec 05 11:54:54.359 INFO [stderr]    |         help: remove this `mut`
Dec 05 11:54:54.359 INFO [stderr] 
Dec 05 11:54:54.661 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
Dec 05 11:54:54.665 INFO [stderr] su: No module specific data is present
Dec 05 11:54:55.741 INFO running `"docker" "inspect" "25f22c3a656c8030c29fa66e8912a64abf13f1fc1b4646fe2ca9eac2839784f2"`
Dec 05 11:54:56.000 INFO running `"docker" "rm" "-f" "25f22c3a656c8030c29fa66e8912a64abf13f1fc1b4646fe2ca9eac2839784f2"`
Dec 05 11:54:56.300 INFO [stdout] 25f22c3a656c8030c29fa66e8912a64abf13f1fc1b4646fe2ca9eac2839784f2
Dec 05 11:54:56.304 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-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 11:54:56.779 INFO [stdout] a08e7a45ba89ccacd74ad3220ddd70e93490324c694a69a04ee18b4d7145e8d4
Dec 05 11:54:56.782 INFO running `"docker" "start" "-a" "a08e7a45ba89ccacd74ad3220ddd70e93490324c694a69a04ee18b4d7145e8d4"`
Dec 05 11:54:58.005 INFO [stderr] usermod: no changes
Dec 05 11:54:58.092 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 05 11:54:58.108 INFO [stdout] 
Dec 05 11:54:58.108 INFO [stdout] running 0 tests
Dec 05 11:54:58.108 INFO [stdout] 
Dec 05 11:54:58.108 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 11:54:58.108 INFO [stdout] 
Dec 05 11:54:58.108 INFO [stderr]      Running /target/debug/deps/trace_filtering-6827a973fb1448a3
Dec 05 11:54:58.120 INFO [stderr] su: No module specific data is present
Dec 05 11:54:59.257 INFO running `"docker" "inspect" "a08e7a45ba89ccacd74ad3220ddd70e93490324c694a69a04ee18b4d7145e8d4"`
Dec 05 11:54:59.418 INFO running `"docker" "rm" "-f" "a08e7a45ba89ccacd74ad3220ddd70e93490324c694a69a04ee18b4d7145e8d4"`
Dec 05 11:54:59.618 INFO [stdout] a08e7a45ba89ccacd74ad3220ddd70e93490324c694a69a04ee18b4d7145e8d4