Nov 29 20:50:59.278 INFO checking padenot/trace-filtering against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 29 20:50:59.278 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-6/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 29 20:50:59.733 INFO [stdout] 6ef079f6b067bc03c5aecefe73f76eeb586a600458e55c95d8c4d5aafa361efa
Nov 29 20:50:59.735 INFO running `"docker" "start" "-a" "6ef079f6b067bc03c5aecefe73f76eeb586a600458e55c95d8c4d5aafa361efa"`
Nov 29 20:51:00.924 INFO [stderr] usermod: no changes
Nov 29 20:51:01.045 INFO [stderr]     Checking trace-filtering v0.1.0 (/source)
Nov 29 20:51:01.663 INFO [stderr] warning: unused import: `std::io::Read`
Nov 29 20:51:01.663 INFO [stderr]  --> src/main.rs:7:5
Nov 29 20:51:01.663 INFO [stderr]   |
Nov 29 20:51:01.663 INFO [stderr] 7 | use std::io::Read;
Nov 29 20:51:01.663 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 29 20:51:01.663 INFO [stderr]   |
Nov 29 20:51:01.663 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 20:51:01.663 INFO [stderr] 
Nov 29 20:51:01.708 INFO [stderr] warning: unused import: `std::io::Read`
Nov 29 20:51:01.708 INFO [stderr]  --> src/main.rs:7:5
Nov 29 20:51:01.708 INFO [stderr]   |
Nov 29 20:51:01.708 INFO [stderr] 7 | use std::io::Read;
Nov 29 20:51:01.708 INFO [stderr]   |     ^^^^^^^^^^^^^
Nov 29 20:51:01.708 INFO [stderr]   |
Nov 29 20:51:01.708 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 29 20:51:01.708 INFO [stderr] 
Nov 29 20:51:01.811 INFO [stderr] warning: unused variable: `duration`
Nov 29 20:51:01.811 INFO [stderr]   --> src/main.rs:33:13
Nov 29 20:51:01.811 INFO [stderr]    |
Nov 29 20:51:01.811 INFO [stderr] 33 |     let mut duration = 0;
Nov 29 20:51:01.811 INFO [stderr]    |             ^^^^^^^^ help: consider using `_duration` instead
Nov 29 20:51:01.811 INFO [stderr]    |
Nov 29 20:51:01.811 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 20:51:01.811 INFO [stderr] 
Nov 29 20:51:01.828 INFO [stderr] warning: unused variable: `duration`
Nov 29 20:51:01.828 INFO [stderr]   --> src/main.rs:33:13
Nov 29 20:51:01.828 INFO [stderr]    |
Nov 29 20:51:01.828 INFO [stderr] 33 |     let mut duration = 0;
Nov 29 20:51:01.828 INFO [stderr]    |             ^^^^^^^^ help: consider using `_duration` instead
Nov 29 20:51:01.828 INFO [stderr]    |
Nov 29 20:51:01.828 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 29 20:51:01.828 INFO [stderr] 
Nov 29 20:51:01.907 INFO [stderr] warning: variable does not need to be mutable
Nov 29 20:51:01.907 INFO [stderr]   --> src/main.rs:27:9
Nov 29 20:51:01.907 INFO [stderr]    |
Nov 29 20:51:01.907 INFO [stderr] 27 |     let mut f = File::open("trace.log.child-1").expect("file not found");
Nov 29 20:51:01.907 INFO [stderr]    |         ----^
Nov 29 20:51:01.907 INFO [stderr]    |         |
Nov 29 20:51:01.907 INFO [stderr]    |         help: remove this `mut`
Nov 29 20:51:01.907 INFO [stderr]    |
Nov 29 20:51:01.907 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 20:51:01.907 INFO [stderr] 
Nov 29 20:51:01.907 INFO [stderr] warning: variable does not need to be mutable
Nov 29 20:51:01.907 INFO [stderr]   --> src/main.rs:33:9
Nov 29 20:51:01.907 INFO [stderr]    |
Nov 29 20:51:01.907 INFO [stderr] 33 |     let mut duration = 0;
Nov 29 20:51:01.907 INFO [stderr]    |         ----^^^^^^^^
Nov 29 20:51:01.907 INFO [stderr]    |         |
Nov 29 20:51:01.907 INFO [stderr]    |         help: remove this `mut`
Nov 29 20:51:01.907 INFO [stderr] 
Nov 29 20:51:01.972 INFO [stderr] warning: variable does not need to be mutable
Nov 29 20:51:01.972 INFO [stderr]   --> src/main.rs:27:9
Nov 29 20:51:01.972 INFO [stderr]    |
Nov 29 20:51:01.972 INFO [stderr] 27 |     let mut f = File::open("trace.log.child-1").expect("file not found");
Nov 29 20:51:01.972 INFO [stderr]    |         ----^
Nov 29 20:51:01.972 INFO [stderr]    |         |
Nov 29 20:51:01.973 INFO [stderr]    |         help: remove this `mut`
Nov 29 20:51:01.973 INFO [stderr]    |
Nov 29 20:51:01.973 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 29 20:51:01.973 INFO [stderr] 
Nov 29 20:51:01.973 INFO [stderr] warning: variable does not need to be mutable
Nov 29 20:51:01.973 INFO [stderr]   --> src/main.rs:33:9
Nov 29 20:51:01.973 INFO [stderr]    |
Nov 29 20:51:01.973 INFO [stderr] 33 |     let mut duration = 0;
Nov 29 20:51:01.973 INFO [stderr]    |         ----^^^^^^^^
Nov 29 20:51:01.973 INFO [stderr]    |         |
Nov 29 20:51:01.973 INFO [stderr]    |         help: remove this `mut`
Nov 29 20:51:01.973 INFO [stderr] 
Nov 29 20:51:02.014 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
Nov 29 20:51:02.014 INFO [stderr] su: No module specific data is present
Nov 29 20:51:02.475 INFO running `"docker" "inspect" "6ef079f6b067bc03c5aecefe73f76eeb586a600458e55c95d8c4d5aafa361efa"`
Nov 29 20:51:02.744 INFO running `"docker" "rm" "-f" "6ef079f6b067bc03c5aecefe73f76eeb586a600458e55c95d8c4d5aafa361efa"`
Nov 29 20:51:03.126 INFO [stdout] 6ef079f6b067bc03c5aecefe73f76eeb586a600458e55c95d8c4d5aafa361efa