Nov 27 23:08:08.591 INFO checking padenot/trace-filtering against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 27 23:08:08.591 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-1/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 27 23:08:09.174 INFO [stdout] 4aa9e1aba4f353c67434f7a2dacb13b27a563e0dfbe9592187f260ca91c612b1
Nov 27 23:08:09.176 INFO running `"docker" "start" "-a" "4aa9e1aba4f353c67434f7a2dacb13b27a563e0dfbe9592187f260ca91c612b1"`
Nov 27 23:08:11.155 INFO [stderr] usermod: no changes
Nov 27 23:08:11.244 INFO [stderr]    Compiling syn v0.15.8
Nov 27 23:08:21.009 INFO [stderr]    Compiling serde_derive v1.0.79
Nov 27 23:08:36.467 INFO [stderr]     Checking trace-filtering v0.1.0 (/source)
Nov 27 23:08:36.784 INFO [stderr] warning: unused import: `std::io::Read`
Nov 27 23:08:36.784 INFO [stderr]  --> src/main.rs:7:5
Nov 27 23:08:36.785 INFO [stderr]   |
Nov 27 23:08:36.785 INFO [stderr] 7 | use std::io::Read;
Nov 27 23:08:36.785 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 27 23:08:36.785 INFO [stderr]   |
Nov 27 23:08:36.785 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 27 23:08:36.785 INFO [stderr] 
Nov 27 23:08:36.836 INFO [stderr] warning: unused import: `std::io::Read`
Nov 27 23:08:36.836 INFO [stderr]  --> src/main.rs:7:5
Nov 27 23:08:36.837 INFO [stderr]   |
Nov 27 23:08:36.837 INFO [stderr] 7 | use std::io::Read;
Nov 27 23:08:36.837 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 27 23:08:36.837 INFO [stderr]   |
Nov 27 23:08:36.837 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 27 23:08:36.837 INFO [stderr] 
Nov 27 23:08:36.904 INFO [stderr] warning: unused variable: `duration`
Nov 27 23:08:36.904 INFO [stderr]   --> src/main.rs:33:13
Nov 27 23:08:36.904 INFO [stderr]    |
Nov 27 23:08:36.904 INFO [stderr] 33 |     let mut duration = 0;
Nov 27 23:08:36.904 INFO [stderr]    |             ^^^^^^^^ help: consider using `_duration` instead
Nov 27 23:08:36.904 INFO [stderr]    |
Nov 27 23:08:36.904 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 27 23:08:36.904 INFO [stderr] 
Nov 27 23:08:36.988 INFO [stderr] warning: unused variable: `duration`
Nov 27 23:08:36.988 INFO [stderr]   --> src/main.rs:33:13
Nov 27 23:08:36.988 INFO [stderr]    |
Nov 27 23:08:36.988 INFO [stderr] 33 |     let mut duration = 0;
Nov 27 23:08:36.988 INFO [stderr]    |             ^^^^^^^^ help: consider using `_duration` instead
Nov 27 23:08:36.988 INFO [stderr]    |
Nov 27 23:08:36.988 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 27 23:08:36.988 INFO [stderr] 
Nov 27 23:08:36.992 INFO [stderr] warning: variable does not need to be mutable
Nov 27 23:08:36.992 INFO [stderr]   --> src/main.rs:27:9
Nov 27 23:08:36.992 INFO [stderr]    |
Nov 27 23:08:36.992 INFO [stderr] 27 |     let mut f = File::open("trace.log.child-1").expect("file not found");
Nov 27 23:08:36.992 INFO [stderr]    |         ----^
Nov 27 23:08:36.992 INFO [stderr]    |         |
Nov 27 23:08:36.992 INFO [stderr]    |         help: remove this `mut`
Nov 27 23:08:36.992 INFO [stderr]    |
Nov 27 23:08:36.992 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 27 23:08:36.992 INFO [stderr] 
Nov 27 23:08:36.992 INFO [stderr] warning: variable does not need to be mutable
Nov 27 23:08:36.992 INFO [stderr]   --> src/main.rs:33:9
Nov 27 23:08:36.992 INFO [stderr]    |
Nov 27 23:08:36.992 INFO [stderr] 33 |     let mut duration = 0;
Nov 27 23:08:36.992 INFO [stderr]    |         ----^^^^^^^^
Nov 27 23:08:36.992 INFO [stderr]    |         |
Nov 27 23:08:36.992 INFO [stderr]    |         help: remove this `mut`
Nov 27 23:08:36.992 INFO [stderr] 
Nov 27 23:08:37.068 INFO [stderr] warning: variable does not need to be mutable
Nov 27 23:08:37.068 INFO [stderr]   --> src/main.rs:27:9
Nov 27 23:08:37.068 INFO [stderr]    |
Nov 27 23:08:37.069 INFO [stderr] 27 |     let mut f = File::open("trace.log.child-1").expect("file not found");
Nov 27 23:08:37.069 INFO [stderr]    |         ----^
Nov 27 23:08:37.069 INFO [stderr]    |         |
Nov 27 23:08:37.069 INFO [stderr]    |         help: remove this `mut`
Nov 27 23:08:37.070 INFO [stderr]    |
Nov 27 23:08:37.070 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 27 23:08:37.070 INFO [stderr] 
Nov 27 23:08:37.070 INFO [stderr] warning: variable does not need to be mutable
Nov 27 23:08:37.070 INFO [stderr]   --> src/main.rs:33:9
Nov 27 23:08:37.070 INFO [stderr]    |
Nov 27 23:08:37.070 INFO [stderr] 33 |     let mut duration = 0;
Nov 27 23:08:37.071 INFO [stderr]    |         ----^^^^^^^^
Nov 27 23:08:37.071 INFO [stderr]    |         |
Nov 27 23:08:37.071 INFO [stderr]    |         help: remove this `mut`
Nov 27 23:08:37.071 INFO [stderr] 
Nov 27 23:08:37.091 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.90s
Nov 27 23:08:37.106 INFO [stderr] su: No module specific data is present
Nov 27 23:08:37.550 INFO running `"docker" "inspect" "4aa9e1aba4f353c67434f7a2dacb13b27a563e0dfbe9592187f260ca91c612b1"`
Nov 27 23:08:37.734 INFO running `"docker" "rm" "-f" "4aa9e1aba4f353c67434f7a2dacb13b27a563e0dfbe9592187f260ca91c612b1"`
Nov 27 23:08:38.100 INFO [stdout] 4aa9e1aba4f353c67434f7a2dacb13b27a563e0dfbe9592187f260ca91c612b1