Nov 02 08:58:28.041 INFO checking padenot/trace-filtering against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517
Nov 02 08:58:28.042 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-2/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-55517/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/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 +dc8b02d6f1e93f212fc39844ea688b634b4a03c7-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 02 08:58:28.654 INFO blam! 2392793102f671a9d426402a5e771f021a68d9d89e5b9452cb4be5a5be240585
Nov 02 08:58:28.656 INFO running `"docker" "start" "-a" "2392793102f671a9d426402a5e771f021a68d9d89e5b9452cb4be5a5be240585"`
Nov 02 08:58:29.807 INFO kablam! usermod: no changes
Nov 02 08:58:29.924 INFO kablam!    Compiling syn v0.15.8
Nov 02 08:58:40.888 INFO kablam!    Compiling serde_derive v1.0.79
Nov 02 08:58:57.258 INFO kablam!     Checking trace-filtering v0.1.0 (/source)
Nov 02 08:58:57.772 INFO kablam! warning: unused import: `std::io::Read`
Nov 02 08:58:57.772 INFO kablam!  --> src/main.rs:7:5
Nov 02 08:58:57.772 INFO kablam!   |
Nov 02 08:58:57.772 INFO kablam! 7 | use std::io::Read;
Nov 02 08:58:57.773 INFO kablam!   |     ^^^^^^^^^^^^^
Nov 02 08:58:57.773 INFO kablam!   |
Nov 02 08:58:57.773 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 02 08:58:57.773 INFO kablam! 
Nov 02 08:58:57.858 INFO kablam! warning: unused import: `std::io::Read`
Nov 02 08:58:57.858 INFO kablam!  --> src/main.rs:7:5
Nov 02 08:58:57.858 INFO kablam!   |
Nov 02 08:58:57.858 INFO kablam! 7 | use std::io::Read;
Nov 02 08:58:57.858 INFO kablam!   |     ^^^^^^^^^^^^^
Nov 02 08:58:57.858 INFO kablam!   |
Nov 02 08:58:57.858 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 02 08:58:57.858 INFO kablam! 
Nov 02 08:58:57.933 INFO kablam! warning: unused variable: `duration`
Nov 02 08:58:57.933 INFO kablam!   --> src/main.rs:33:13
Nov 02 08:58:57.933 INFO kablam!    |
Nov 02 08:58:57.933 INFO kablam! 33 |     let mut duration = 0;
Nov 02 08:58:57.933 INFO kablam!    |             ^^^^^^^^ help: consider using `_duration` instead
Nov 02 08:58:57.933 INFO kablam!    |
Nov 02 08:58:57.933 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 02 08:58:57.933 INFO kablam! 
Nov 02 08:58:58.054 INFO kablam! warning: variable does not need to be mutable
Nov 02 08:58:58.054 INFO kablam!   --> src/main.rs:27:9
Nov 02 08:58:58.054 INFO kablam!    |
Nov 02 08:58:58.054 INFO kablam! 27 |     let mut f = File::open("trace.log.child-1").expect("file not found");
Nov 02 08:58:58.054 INFO kablam!    |         ----^
Nov 02 08:58:58.054 INFO kablam!    |         |
Nov 02 08:58:58.054 INFO kablam!    |         help: remove this `mut`
Nov 02 08:58:58.054 INFO kablam!    |
Nov 02 08:58:58.054 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 02 08:58:58.054 INFO kablam! 
Nov 02 08:58:58.055 INFO kablam! warning: variable does not need to be mutable
Nov 02 08:58:58.055 INFO kablam!   --> src/main.rs:33:9
Nov 02 08:58:58.055 INFO kablam!    |
Nov 02 08:58:58.055 INFO kablam! 33 |     let mut duration = 0;
Nov 02 08:58:58.055 INFO kablam!    |         ----^^^^^^^^
Nov 02 08:58:58.055 INFO kablam!    |         |
Nov 02 08:58:58.055 INFO kablam!    |         help: remove this `mut`
Nov 02 08:58:58.055 INFO kablam! 
Nov 02 08:58:58.081 INFO kablam! warning: unused variable: `duration`
Nov 02 08:58:58.081 INFO kablam!   --> src/main.rs:33:13
Nov 02 08:58:58.081 INFO kablam!    |
Nov 02 08:58:58.081 INFO kablam! 33 |     let mut duration = 0;
Nov 02 08:58:58.081 INFO kablam!    |             ^^^^^^^^ help: consider using `_duration` instead
Nov 02 08:58:58.081 INFO kablam!    |
Nov 02 08:58:58.081 INFO kablam!    = note: #[warn(unused_variables)] on by default
Nov 02 08:58:58.082 INFO kablam! 
Nov 02 08:58:58.184 INFO kablam! warning: variable does not need to be mutable
Nov 02 08:58:58.184 INFO kablam!   --> src/main.rs:27:9
Nov 02 08:58:58.184 INFO kablam!    |
Nov 02 08:58:58.184 INFO kablam! 27 |     let mut f = File::open("trace.log.child-1").expect("file not found");
Nov 02 08:58:58.184 INFO kablam!    |         ----^
Nov 02 08:58:58.184 INFO kablam!    |         |
Nov 02 08:58:58.184 INFO kablam!    |         help: remove this `mut`
Nov 02 08:58:58.184 INFO kablam!    |
Nov 02 08:58:58.184 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 02 08:58:58.184 INFO kablam! 
Nov 02 08:58:58.184 INFO kablam! warning: variable does not need to be mutable
Nov 02 08:58:58.184 INFO kablam!   --> src/main.rs:33:9
Nov 02 08:58:58.184 INFO kablam!    |
Nov 02 08:58:58.184 INFO kablam! 33 |     let mut duration = 0;
Nov 02 08:58:58.184 INFO kablam!    |         ----^^^^^^^^
Nov 02 08:58:58.184 INFO kablam!    |         |
Nov 02 08:58:58.184 INFO kablam!    |         help: remove this `mut`
Nov 02 08:58:58.184 INFO kablam! 
Nov 02 08:58:58.229 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 28.38s
Nov 02 08:58:58.233 INFO kablam! su: No module specific data is present
Nov 02 08:58:59.904 INFO running `"docker" "rm" "-f" "2392793102f671a9d426402a5e771f021a68d9d89e5b9452cb4be5a5be240585"`
Nov 02 08:59:00.272 INFO blam! 2392793102f671a9d426402a5e771f021a68d9d89e5b9452cb4be5a5be240585