Dec 05 01:39:34.738 INFO testing wisechengyi/rust_tar_repro against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 01:39:34.738 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 05 01:39:35.204 INFO [stdout] cf10f791288df5286643a59129551842006c49a1b0cffb815b4068c6046e3249
Dec 05 01:39:35.207 INFO running `"docker" "start" "-a" "cf10f791288df5286643a59129551842006c49a1b0cffb815b4068c6046e3249"`
Dec 05 01:39:36.648 INFO [stderr] usermod: no changes
Dec 05 01:39:36.800 INFO [stderr]    Compiling miniz-sys v0.1.11
Dec 05 01:39:36.800 INFO [stderr]    Compiling filetime v0.2.3
Dec 05 01:39:37.737 INFO [stderr]    Compiling tar v0.4.19
Dec 05 01:39:39.313 INFO [stderr]    Compiling flate2 v1.0.4
Dec 05 01:39:42.021 INFO [stderr]    Compiling tar_api v0.0.1 (/source)
Dec 05 01:39:42.308 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 01:39:42.308 INFO [stderr]   --> src/tar_api.rs:29:3
Dec 05 01:39:42.308 INFO [stderr]    |
Dec 05 01:39:42.308 INFO [stderr] 29 |   tar.finish();
Dec 05 01:39:42.308 INFO [stderr]    |   ^^^^^^^^^^^^^
Dec 05 01:39:42.308 INFO [stderr]    |
Dec 05 01:39:42.308 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 01:39:42.308 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 01:39:42.308 INFO [stderr] 
Dec 05 01:39:43.059 INFO [stderr] warning: unused import: `value_t`
Dec 05 01:39:43.059 INFO [stderr]  --> src/main.rs:5:34
Dec 05 01:39:43.059 INFO [stderr]   |
Dec 05 01:39:43.059 INFO [stderr] 5 | use clap::{App, Arg, SubCommand, value_t};
Dec 05 01:39:43.059 INFO [stderr]   |                                  ^^^^^^^
Dec 05 01:39:43.059 INFO [stderr]   |
Dec 05 01:39:43.059 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 01:39:43.059 INFO [stderr] 
Dec 05 01:39:43.059 INFO [stderr] warning: unused import: `Path`
Dec 05 01:39:43.059 INFO [stderr]  --> src/main.rs:6:17
Dec 05 01:39:43.059 INFO [stderr]   |
Dec 05 01:39:43.059 INFO [stderr] 6 | use std::path::{Path, PathBuf};
Dec 05 01:39:43.059 INFO [stderr]   |                 ^^^^
Dec 05 01:39:43.059 INFO [stderr] 
Dec 05 01:39:43.084 INFO [stderr] warning: unused variable: `sub_matches`
Dec 05 01:39:43.084 INFO [stderr]   --> src/main.rs:47:15
Dec 05 01:39:43.084 INFO [stderr]    |
Dec 05 01:39:43.084 INFO [stderr] 47 |   if let Some(sub_matches) = matches.subcommand_matches("tar") {
Dec 05 01:39:43.084 INFO [stderr]    |               ^^^^^^^^^^^ help: consider using `_sub_matches` instead
Dec 05 01:39:43.084 INFO [stderr]    |
Dec 05 01:39:43.084 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 01:39:43.084 INFO [stderr] 
Dec 05 01:39:44.789 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.10s
Dec 05 01:39:44.795 INFO [stderr] su: No module specific data is present
Dec 05 01:39:45.385 INFO running `"docker" "inspect" "cf10f791288df5286643a59129551842006c49a1b0cffb815b4068c6046e3249"`
Dec 05 01:39:45.692 INFO running `"docker" "rm" "-f" "cf10f791288df5286643a59129551842006c49a1b0cffb815b4068c6046e3249"`
Dec 05 01:39:46.055 INFO [stdout] cf10f791288df5286643a59129551842006c49a1b0cffb815b4068c6046e3249
Dec 05 01:39:46.058 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 05 01:39:46.432 INFO [stdout] 4b937514d0ae9b42a0f3e3be4d601b33b2bc37d5d742f974af8a1454850c7379
Dec 05 01:39:46.434 INFO running `"docker" "start" "-a" "4b937514d0ae9b42a0f3e3be4d601b33b2bc37d5d742f974af8a1454850c7379"`
Dec 05 01:39:47.643 INFO [stderr] usermod: no changes
Dec 05 01:39:47.725 INFO [stderr]    Compiling tar_api v0.0.1 (/source)
Dec 05 01:39:47.965 INFO [stderr] warning: unused import: `value_t`
Dec 05 01:39:47.965 INFO [stderr]  --> src/main.rs:5:34
Dec 05 01:39:47.965 INFO [stderr]   |
Dec 05 01:39:47.965 INFO [stderr] 5 | use clap::{App, Arg, SubCommand, value_t};
Dec 05 01:39:47.965 INFO [stderr]   |                                  ^^^^^^^
Dec 05 01:39:47.965 INFO [stderr]   |
Dec 05 01:39:47.965 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 01:39:47.965 INFO [stderr] 
Dec 05 01:39:47.965 INFO [stderr] warning: unused import: `Path`
Dec 05 01:39:47.965 INFO [stderr]  --> src/main.rs:6:17
Dec 05 01:39:47.965 INFO [stderr]   |
Dec 05 01:39:47.965 INFO [stderr] 6 | use std::path::{Path, PathBuf};
Dec 05 01:39:47.965 INFO [stderr]   |                 ^^^^
Dec 05 01:39:47.965 INFO [stderr] 
Dec 05 01:39:47.990 INFO [stderr] warning: unused variable: `sub_matches`
Dec 05 01:39:47.990 INFO [stderr]   --> src/main.rs:47:15
Dec 05 01:39:47.990 INFO [stderr]    |
Dec 05 01:39:47.990 INFO [stderr] 47 |   if let Some(sub_matches) = matches.subcommand_matches("tar") {
Dec 05 01:39:47.990 INFO [stderr]    |               ^^^^^^^^^^^ help: consider using `_sub_matches` instead
Dec 05 01:39:47.990 INFO [stderr]    |
Dec 05 01:39:47.990 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 01:39:47.990 INFO [stderr] 
Dec 05 01:39:48.072 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 01:39:48.072 INFO [stderr]   --> src/tar_api.rs:29:3
Dec 05 01:39:48.072 INFO [stderr]    |
Dec 05 01:39:48.072 INFO [stderr] 29 |   tar.finish();
Dec 05 01:39:48.072 INFO [stderr]    |   ^^^^^^^^^^^^^
Dec 05 01:39:48.072 INFO [stderr]    |
Dec 05 01:39:48.072 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 01:39:48.072 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 01:39:48.072 INFO [stderr] 
Dec 05 01:39:48.478 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
Dec 05 01:39:48.482 INFO [stderr] su: No module specific data is present
Dec 05 01:39:48.939 INFO running `"docker" "inspect" "4b937514d0ae9b42a0f3e3be4d601b33b2bc37d5d742f974af8a1454850c7379"`
Dec 05 01:39:49.054 INFO running `"docker" "rm" "-f" "4b937514d0ae9b42a0f3e3be4d601b33b2bc37d5d742f974af8a1454850c7379"`
Dec 05 01:39:49.224 INFO [stdout] 4b937514d0ae9b42a0f3e3be4d601b33b2bc37d5d742f974af8a1454850c7379
Dec 05 01:39:49.236 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --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 05 01:39:49.552 INFO [stdout] 4f3cbd7a16ad6620eeeec3c901b4c3cd5e458962b29332ef7c7c67e730e8dcc1
Dec 05 01:39:49.554 INFO running `"docker" "start" "-a" "4f3cbd7a16ad6620eeeec3c901b4c3cd5e458962b29332ef7c7c67e730e8dcc1"`
Dec 05 01:39:50.340 INFO [stderr] usermod: no changes
Dec 05 01:39:50.436 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
Dec 05 01:39:50.452 INFO [stderr]      Running /target/debug/deps/tar_api-a10bf76e27c65c62
Dec 05 01:39:50.459 INFO [stdout] 
Dec 05 01:39:50.459 INFO [stdout] running 0 tests
Dec 05 01:39:50.459 INFO [stdout] 
Dec 05 01:39:50.459 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 01:39:50.459 INFO [stdout] 
Dec 05 01:39:50.468 INFO [stderr]      Running /target/debug/deps/rust_tar-243c633b06d9dba4
Dec 05 01:39:50.472 INFO [stderr]    Doc-tests tar_api
Dec 05 01:39:50.472 INFO [stdout] 
Dec 05 01:39:50.472 INFO [stdout] running 0 tests
Dec 05 01:39:50.472 INFO [stdout] 
Dec 05 01:39:50.472 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 01:39:50.472 INFO [stdout] 
Dec 05 01:39:50.668 INFO [stdout] 
Dec 05 01:39:50.668 INFO [stdout] running 0 tests
Dec 05 01:39:50.668 INFO [stdout] 
Dec 05 01:39:50.668 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 01:39:50.668 INFO [stdout] 
Dec 05 01:39:50.668 INFO [stderr] su: No module specific data is present
Dec 05 01:39:51.292 INFO running `"docker" "inspect" "4f3cbd7a16ad6620eeeec3c901b4c3cd5e458962b29332ef7c7c67e730e8dcc1"`
Dec 05 01:39:51.601 INFO running `"docker" "rm" "-f" "4f3cbd7a16ad6620eeeec3c901b4c3cd5e458962b29332ef7c7c67e730e8dcc1"`
Dec 05 01:39:51.865 INFO [stdout] 4f3cbd7a16ad6620eeeec3c901b4c3cd5e458962b29332ef7c7c67e730e8dcc1