Dec 15 21:26:03.694 INFO testing benchpmc-1.0.0 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 21:26:03.694 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 15 21:26:04.143 INFO [stdout] ba4b5232b663e1226d17394dc46494279a9b692d65e296aea8ec19876e70824b
Dec 15 21:26:04.145 INFO running `"docker" "start" "-a" "ba4b5232b663e1226d17394dc46494279a9b692d65e296aea8ec19876e70824b"`
Dec 15 21:26:05.187 INFO [stderr] usermod: no changes
Dec 15 21:26:05.335 INFO [stderr]    Compiling clap v2.31.2
Dec 15 21:26:16.954 INFO [stderr]    Compiling benchpmc v1.0.0 (/source)
Dec 15 21:26:18.539 INFO [stderr] warning: unused variable: `matchers`
Dec 15 21:26:18.539 INFO [stderr]    --> src/main.rs:145:5
Dec 15 21:26:18.539 INFO [stderr]     |
Dec 15 21:26:18.539 INFO [stderr] 145 |     matchers: &'a clap::ArgMatches<'a>,
Dec 15 21:26:18.539 INFO [stderr]     |     ^^^^^^^^ help: consider using `_matchers` instead
Dec 15 21:26:18.539 INFO [stderr]     |
Dec 15 21:26:18.539 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 15 21:26:18.539 INFO [stderr] 
Dec 15 21:26:18.599 INFO [stderr] warning: struct is never constructed: `RelativePrinter`
Dec 15 21:26:18.599 INFO [stderr]   --> src/event/printers/relative.rs:15:1
Dec 15 21:26:18.599 INFO [stderr]    |
Dec 15 21:26:18.599 INFO [stderr] 15 | pub struct RelativePrinter<T: Printable + Counter + Display> {
Dec 15 21:26:18.599 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 21:26:18.599 INFO [stderr]    |
Dec 15 21:26:18.599 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 15 21:26:18.599 INFO [stderr] 
Dec 15 21:26:18.599 INFO [stderr] warning: method is never used: `new`
Dec 15 21:26:18.599 INFO [stderr]   --> src/event/printers/relative.rs:76:2
Dec 15 21:26:18.599 INFO [stderr]    |
Dec 15 21:26:18.599 INFO [stderr] 76 |     pub fn new(absolute: T, relatives: Vec<Box<T>>) -> Self {
Dec 15 21:26:18.599 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 21:26:18.599 INFO [stderr] 
Dec 15 21:26:18.599 INFO [stderr] warning: method is never used: `new`
Dec 15 21:26:18.599 INFO [stderr]   --> src/event/printers/rsd/mod.rs:87:2
Dec 15 21:26:18.599 INFO [stderr]    |
Dec 15 21:26:18.599 INFO [stderr] 87 |     pub fn new(counter: T) -> Self {
Dec 15 21:26:18.599 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 21:26:18.599 INFO [stderr] 
Dec 15 21:26:19.763 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.53s
Dec 15 21:26:19.763 INFO [stderr] su: No module specific data is present
Dec 15 21:26:20.183 INFO running `"docker" "inspect" "ba4b5232b663e1226d17394dc46494279a9b692d65e296aea8ec19876e70824b"`
Dec 15 21:26:20.369 INFO running `"docker" "rm" "-f" "ba4b5232b663e1226d17394dc46494279a9b692d65e296aea8ec19876e70824b"`
Dec 15 21:26:20.599 INFO [stdout] ba4b5232b663e1226d17394dc46494279a9b692d65e296aea8ec19876e70824b
Dec 15 21:26:20.603 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-0/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 15 21:26:20.932 INFO [stdout] 251ea7fe4286b83ae85be8cb3991d1218b37f8e774804babb040ece38056c06e
Dec 15 21:26:20.934 INFO running `"docker" "start" "-a" "251ea7fe4286b83ae85be8cb3991d1218b37f8e774804babb040ece38056c06e"`
Dec 15 21:26:21.741 INFO [stderr] usermod: no changes
Dec 15 21:26:21.827 INFO [stderr]    Compiling benchpmc v1.0.0 (/source)
Dec 15 21:26:23.677 INFO [stderr] warning: unused variable: `matchers`
Dec 15 21:26:23.677 INFO [stderr]    --> src/main.rs:145:5
Dec 15 21:26:23.677 INFO [stderr]     |
Dec 15 21:26:23.677 INFO [stderr] 145 |     matchers: &'a clap::ArgMatches<'a>,
Dec 15 21:26:23.677 INFO [stderr]     |     ^^^^^^^^ help: consider using `_matchers` instead
Dec 15 21:26:23.677 INFO [stderr]     |
Dec 15 21:26:23.677 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 15 21:26:23.677 INFO [stderr] 
Dec 15 21:26:23.777 INFO [stderr] warning: struct is never constructed: `RelativePrinter`
Dec 15 21:26:23.777 INFO [stderr]   --> src/event/printers/relative.rs:15:1
Dec 15 21:26:23.777 INFO [stderr]    |
Dec 15 21:26:23.777 INFO [stderr] 15 | pub struct RelativePrinter<T: Printable + Counter + Display> {
Dec 15 21:26:23.777 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 21:26:23.777 INFO [stderr]    |
Dec 15 21:26:23.777 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 15 21:26:23.777 INFO [stderr] 
Dec 15 21:26:23.777 INFO [stderr] warning: method is never used: `new`
Dec 15 21:26:23.777 INFO [stderr]   --> src/event/printers/relative.rs:76:2
Dec 15 21:26:23.777 INFO [stderr]    |
Dec 15 21:26:23.777 INFO [stderr] 76 |     pub fn new(absolute: T, relatives: Vec<Box<T>>) -> Self {
Dec 15 21:26:23.777 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 15 21:26:23.777 INFO [stderr] 
Dec 15 21:26:24.713 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.95s
Dec 15 21:26:24.720 INFO [stderr] su: No module specific data is present
Dec 15 21:26:25.009 INFO running `"docker" "inspect" "251ea7fe4286b83ae85be8cb3991d1218b37f8e774804babb040ece38056c06e"`
Dec 15 21:26:25.116 INFO running `"docker" "rm" "-f" "251ea7fe4286b83ae85be8cb3991d1218b37f8e774804babb040ece38056c06e"`
Dec 15 21:26:25.242 INFO [stdout] 251ea7fe4286b83ae85be8cb3991d1218b37f8e774804babb040ece38056c06e