Nov 27 17:03:55.779 INFO checking wisechengyi/rust_tar_repro against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 27 17:03:55.781 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-1/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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 17:03:56.248 INFO [stdout] 93838ba912d791bac458ac40e935da05313df2d4b3c5b4b92bb065164363d2fb
Nov 27 17:03:56.248 INFO running `"docker" "start" "-a" "93838ba912d791bac458ac40e935da05313df2d4b3c5b4b92bb065164363d2fb"`
Nov 27 17:03:57.603 INFO [stderr] usermod: no changes
Nov 27 17:03:57.732 INFO [stderr]     Checking xattr v0.2.2
Nov 27 17:03:57.732 INFO [stderr]     Checking filetime v0.2.3
Nov 27 17:03:57.740 INFO [stderr]     Checking flate2 v1.0.4
Nov 27 17:03:58.432 INFO [stderr]     Checking tar v0.4.19
Nov 27 17:04:00.071 INFO [stderr]     Checking tar_api v0.0.1 (/source)
Nov 27 17:04:00.206 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 17:04:00.206 INFO [stderr]   --> src/tar_api.rs:29:3
Nov 27 17:04:00.206 INFO [stderr]    |
Nov 27 17:04:00.206 INFO [stderr] 29 |   tar.finish();
Nov 27 17:04:00.206 INFO [stderr]    |   ^^^^^^^^^^^^^
Nov 27 17:04:00.206 INFO [stderr]    |
Nov 27 17:04:00.206 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 27 17:04:00.206 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 17:04:00.207 INFO [stderr] 
Nov 27 17:04:00.232 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 17:04:00.232 INFO [stderr]   --> src/tar_api.rs:29:3
Nov 27 17:04:00.232 INFO [stderr]    |
Nov 27 17:04:00.232 INFO [stderr] 29 |   tar.finish();
Nov 27 17:04:00.232 INFO [stderr]    |   ^^^^^^^^^^^^^
Nov 27 17:04:00.232 INFO [stderr]    |
Nov 27 17:04:00.232 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 27 17:04:00.232 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 17:04:00.232 INFO [stderr] 
Nov 27 17:04:00.420 INFO [stderr] warning: unused import: `value_t`
Nov 27 17:04:00.420 INFO [stderr]  --> src/main.rs:5:34
Nov 27 17:04:00.420 INFO [stderr]   |
Nov 27 17:04:00.420 INFO [stderr] 5 | use clap::{App, Arg, SubCommand, value_t};
Nov 27 17:04:00.420 INFO [stderr]   |                                  ^^^^^^^
Nov 27 17:04:00.420 INFO [stderr]   |
Nov 27 17:04:00.420 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 27 17:04:00.420 INFO [stderr] 
Nov 27 17:04:00.420 INFO [stderr] warning: unused import: `Path`
Nov 27 17:04:00.420 INFO [stderr]  --> src/main.rs:6:17
Nov 27 17:04:00.420 INFO [stderr]   |
Nov 27 17:04:00.420 INFO [stderr] 6 | use std::path::{Path, PathBuf};
Nov 27 17:04:00.420 INFO [stderr]   |                 ^^^^
Nov 27 17:04:00.420 INFO [stderr] 
Nov 27 17:04:00.436 INFO [stderr] warning: unused import: `value_t`
Nov 27 17:04:00.436 INFO [stderr]  --> src/main.rs:5:34
Nov 27 17:04:00.436 INFO [stderr]   |
Nov 27 17:04:00.436 INFO [stderr] 5 | use clap::{App, Arg, SubCommand, value_t};
Nov 27 17:04:00.436 INFO [stderr]   |                                  ^^^^^^^
Nov 27 17:04:00.436 INFO [stderr]   |
Nov 27 17:04:00.436 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 27 17:04:00.436 INFO [stderr] 
Nov 27 17:04:00.436 INFO [stderr] warning: unused import: `Path`
Nov 27 17:04:00.436 INFO [stderr]  --> src/main.rs:6:17
Nov 27 17:04:00.436 INFO [stderr]   |
Nov 27 17:04:00.436 INFO [stderr] 6 | use std::path::{Path, PathBuf};
Nov 27 17:04:00.436 INFO [stderr]   |                 ^^^^
Nov 27 17:04:00.436 INFO [stderr] 
Nov 27 17:04:00.447 INFO [stderr] warning: unused variable: `sub_matches`
Nov 27 17:04:00.447 INFO [stderr]   --> src/main.rs:47:15
Nov 27 17:04:00.447 INFO [stderr]    |
Nov 27 17:04:00.456 INFO [stderr] 47 |   if let Some(sub_matches) = matches.subcommand_matches("tar") {
Nov 27 17:04:00.456 INFO [stderr]    |               ^^^^^^^^^^^ help: consider using `_sub_matches` instead
Nov 27 17:04:00.457 INFO [stderr]    |
Nov 27 17:04:00.457 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 27 17:04:00.457 INFO [stderr] 
Nov 27 17:04:00.472 INFO [stderr] warning: unused variable: `sub_matches`
Nov 27 17:04:00.472 INFO [stderr]   --> src/main.rs:47:15
Nov 27 17:04:00.472 INFO [stderr]    |
Nov 27 17:04:00.472 INFO [stderr] 47 |   if let Some(sub_matches) = matches.subcommand_matches("tar") {
Nov 27 17:04:00.472 INFO [stderr]    |               ^^^^^^^^^^^ help: consider using `_sub_matches` instead
Nov 27 17:04:00.472 INFO [stderr]    |
Nov 27 17:04:00.472 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 27 17:04:00.472 INFO [stderr] 
Nov 27 17:04:00.525 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.89s
Nov 27 17:04:00.532 INFO [stderr] su: No module specific data is present
Nov 27 17:04:00.850 INFO running `"docker" "inspect" "93838ba912d791bac458ac40e935da05313df2d4b3c5b4b92bb065164363d2fb"`
Nov 27 17:04:00.954 INFO running `"docker" "rm" "-f" "93838ba912d791bac458ac40e935da05313df2d4b3c5b4b92bb065164363d2fb"`
Nov 27 17:04:01.059 INFO [stdout] 93838ba912d791bac458ac40e935da05313df2d4b3c5b4b92bb065164363d2fb