Dec 13 07:58:50.980 INFO testing padenot/trace-filtering against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 07:58:50.980 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 07:58:51.339 INFO [stdout] 359df5ba80eadc60f5bbbd2c20fb9ce56973e8400cbdeb9c3c565d8f91078e09
Dec 13 07:58:51.351 INFO running `"docker" "start" "-a" "359df5ba80eadc60f5bbbd2c20fb9ce56973e8400cbdeb9c3c565d8f91078e09"`
Dec 13 07:58:53.175 INFO [stderr] usermod: no changes
Dec 13 07:58:53.315 INFO [stderr]    Compiling syn v0.15.8
Dec 13 07:59:03.111 INFO [stderr]    Compiling serde_derive v1.0.79
Dec 13 07:59:18.303 INFO [stderr]    Compiling trace-filtering v0.1.0 (/source)
Dec 13 07:59:18.739 INFO [stderr] warning: unused import: `std::io::Read`
Dec 13 07:59:18.739 INFO [stderr]  --> src/main.rs:7:5
Dec 13 07:59:18.739 INFO [stderr]   |
Dec 13 07:59:18.739 INFO [stderr] 7 | use std::io::Read;
Dec 13 07:59:18.739 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 13 07:59:18.739 INFO [stderr]   |
Dec 13 07:59:18.739 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 07:59:18.739 INFO [stderr] 
Dec 13 07:59:18.912 INFO [stderr] warning: unused variable: `duration`
Dec 13 07:59:18.912 INFO [stderr]   --> src/main.rs:33:13
Dec 13 07:59:18.912 INFO [stderr]    |
Dec 13 07:59:18.912 INFO [stderr] 33 |     let mut duration = 0;
Dec 13 07:59:18.912 INFO [stderr]    |             ^^^^^^^^ help: consider using `_duration` instead
Dec 13 07:59:18.912 INFO [stderr]    |
Dec 13 07:59:18.912 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 07:59:18.912 INFO [stderr] 
Dec 13 07:59:19.001 INFO [stderr] warning: variable does not need to be mutable
Dec 13 07:59:19.001 INFO [stderr]   --> src/main.rs:27:9
Dec 13 07:59:19.001 INFO [stderr]    |
Dec 13 07:59:19.001 INFO [stderr] 27 |     let mut f = File::open("trace.log.child-1").expect("file not found");
Dec 13 07:59:19.001 INFO [stderr]    |         ----^
Dec 13 07:59:19.001 INFO [stderr]    |         |
Dec 13 07:59:19.001 INFO [stderr]    |         help: remove this `mut`
Dec 13 07:59:19.001 INFO [stderr]    |
Dec 13 07:59:19.001 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 13 07:59:19.001 INFO [stderr] 
Dec 13 07:59:19.015 INFO [stderr] warning: variable does not need to be mutable
Dec 13 07:59:19.015 INFO [stderr]   --> src/main.rs:33:9
Dec 13 07:59:19.015 INFO [stderr]    |
Dec 13 07:59:19.015 INFO [stderr] 33 |     let mut duration = 0;
Dec 13 07:59:19.015 INFO [stderr]    |         ----^^^^^^^^
Dec 13 07:59:19.015 INFO [stderr]    |         |
Dec 13 07:59:19.015 INFO [stderr]    |         help: remove this `mut`
Dec 13 07:59:19.015 INFO [stderr] 
Dec 13 07:59:20.892 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.69s
Dec 13 07:59:20.901 INFO [stderr] su: No module specific data is present
Dec 13 07:59:21.609 INFO running `"docker" "inspect" "359df5ba80eadc60f5bbbd2c20fb9ce56973e8400cbdeb9c3c565d8f91078e09"`
Dec 13 07:59:21.971 INFO running `"docker" "rm" "-f" "359df5ba80eadc60f5bbbd2c20fb9ce56973e8400cbdeb9c3c565d8f91078e09"`
Dec 13 07:59:22.215 INFO [stdout] 359df5ba80eadc60f5bbbd2c20fb9ce56973e8400cbdeb9c3c565d8f91078e09
Dec 13 07:59:22.217 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 07:59:22.712 INFO [stdout] 48e62881ae1cc8abdb59c836971cdbc92b9df576391cd6c7c985c8eef936d31c
Dec 13 07:59:22.715 INFO running `"docker" "start" "-a" "48e62881ae1cc8abdb59c836971cdbc92b9df576391cd6c7c985c8eef936d31c"`
Dec 13 07:59:25.219 INFO [stderr] usermod: no changes
Dec 13 07:59:25.287 INFO [stderr]    Compiling trace-filtering v0.1.0 (/source)
Dec 13 07:59:25.763 INFO [stderr] warning: unused import: `std::io::Read`
Dec 13 07:59:25.763 INFO [stderr]  --> src/main.rs:7:5
Dec 13 07:59:25.763 INFO [stderr]   |
Dec 13 07:59:25.763 INFO [stderr] 7 | use std::io::Read;
Dec 13 07:59:25.763 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 13 07:59:25.763 INFO [stderr]   |
Dec 13 07:59:25.763 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 07:59:25.763 INFO [stderr] 
Dec 13 07:59:25.901 INFO [stderr] warning: unused variable: `duration`
Dec 13 07:59:25.901 INFO [stderr]   --> src/main.rs:33:13
Dec 13 07:59:25.901 INFO [stderr]    |
Dec 13 07:59:25.902 INFO [stderr] 33 |     let mut duration = 0;
Dec 13 07:59:25.902 INFO [stderr]    |             ^^^^^^^^ help: consider using `_duration` instead
Dec 13 07:59:25.902 INFO [stderr]    |
Dec 13 07:59:25.902 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 13 07:59:25.903 INFO [stderr] 
Dec 13 07:59:25.980 INFO [stderr] warning: variable does not need to be mutable
Dec 13 07:59:25.981 INFO [stderr]   --> src/main.rs:27:9
Dec 13 07:59:25.981 INFO [stderr]    |
Dec 13 07:59:25.981 INFO [stderr] 27 |     let mut f = File::open("trace.log.child-1").expect("file not found");
Dec 13 07:59:25.981 INFO [stderr]    |         ----^
Dec 13 07:59:25.982 INFO [stderr]    |         |
Dec 13 07:59:25.982 INFO [stderr]    |         help: remove this `mut`
Dec 13 07:59:25.982 INFO [stderr]    |
Dec 13 07:59:25.983 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 13 07:59:25.983 INFO [stderr] 
Dec 13 07:59:25.983 INFO [stderr] warning: variable does not need to be mutable
Dec 13 07:59:25.983 INFO [stderr]   --> src/main.rs:33:9
Dec 13 07:59:25.984 INFO [stderr]    |
Dec 13 07:59:25.984 INFO [stderr] 33 |     let mut duration = 0;
Dec 13 07:59:25.984 INFO [stderr]    |         ----^^^^^^^^
Dec 13 07:59:25.984 INFO [stderr]    |         |
Dec 13 07:59:25.985 INFO [stderr]    |         help: remove this `mut`
Dec 13 07:59:25.985 INFO [stderr] 
Dec 13 07:59:26.387 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
Dec 13 07:59:26.387 INFO [stderr] su: No module specific data is present
Dec 13 07:59:27.639 INFO running `"docker" "inspect" "48e62881ae1cc8abdb59c836971cdbc92b9df576391cd6c7c985c8eef936d31c"`
Dec 13 07:59:27.908 INFO running `"docker" "rm" "-f" "48e62881ae1cc8abdb59c836971cdbc92b9df576391cd6c7c985c8eef936d31c"`
Dec 13 07:59:28.243 INFO [stdout] 48e62881ae1cc8abdb59c836971cdbc92b9df576391cd6c7c985c8eef936d31c
Dec 13 07:59:28.247 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 07:59:28.863 INFO [stdout] ca2278064265622d0f9be92ea1c96de25037573290695d51a57993e5465c5345
Dec 13 07:59:28.865 INFO running `"docker" "start" "-a" "ca2278064265622d0f9be92ea1c96de25037573290695d51a57993e5465c5345"`
Dec 13 07:59:30.875 INFO [stderr] usermod: no changes
Dec 13 07:59:30.943 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 13 07:59:30.959 INFO [stderr]      Running /target/debug/deps/trace_filtering-ad43d5e03e6392dc
Dec 13 07:59:30.968 INFO [stdout] 
Dec 13 07:59:30.968 INFO [stdout] running 0 tests
Dec 13 07:59:30.968 INFO [stdout] 
Dec 13 07:59:30.968 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 07:59:30.968 INFO [stdout] 
Dec 13 07:59:30.971 INFO [stderr] su: No module specific data is present
Dec 13 07:59:32.099 INFO running `"docker" "inspect" "ca2278064265622d0f9be92ea1c96de25037573290695d51a57993e5465c5345"`
Dec 13 07:59:32.473 INFO running `"docker" "rm" "-f" "ca2278064265622d0f9be92ea1c96de25037573290695d51a57993e5465c5345"`
Dec 13 07:59:32.712 INFO [stdout] ca2278064265622d0f9be92ea1c96de25037573290695d51a57993e5465c5345