[INFO] updating cached repository nicholedlc/minigrep [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/nicholedlc/minigrep [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/nicholedlc/minigrep" "work/ex/beta-1.38-1/sources/1.37.0/gh/nicholedlc/minigrep"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/nicholedlc/minigrep'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/nicholedlc/minigrep" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nicholedlc/minigrep"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nicholedlc/minigrep'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ab4a1c04adaf6317e9c0cedf5b398710a16f4ed1 [INFO] sha for GitHub repo nicholedlc/minigrep: ab4a1c04adaf6317e9c0cedf5b398710a16f4ed1 [INFO] validating manifest of nicholedlc/minigrep on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of nicholedlc/minigrep on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing nicholedlc/minigrep [INFO] finished frobbing nicholedlc/minigrep [INFO] frobbed toml for nicholedlc/minigrep written to work/ex/beta-1.38-1/sources/1.37.0/gh/nicholedlc/minigrep/Cargo.toml [INFO] started frobbing nicholedlc/minigrep [INFO] finished frobbing nicholedlc/minigrep [INFO] frobbed toml for nicholedlc/minigrep written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nicholedlc/minigrep/Cargo.toml [INFO] crate nicholedlc/minigrep already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing nicholedlc/minigrep against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nicholedlc/minigrep:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 04b637220e6a354e423f5fedde30575930df7097f9f9544bfc77f868930be570 [INFO] running `"docker" "start" "-a" "04b637220e6a354e423f5fedde30575930df7097f9f9544bfc77f868930be570"` [INFO] [stderr] Compiling minigrep v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.68s [INFO] running `"docker" "inspect" "04b637220e6a354e423f5fedde30575930df7097f9f9544bfc77f868930be570"` [INFO] running `"docker" "rm" "-f" "04b637220e6a354e423f5fedde30575930df7097f9f9544bfc77f868930be570"` [INFO] [stdout] 04b637220e6a354e423f5fedde30575930df7097f9f9544bfc77f868930be570 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nicholedlc/minigrep:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] e3b34dba1a7458779459d9f6596a4012917bf9e3a7a3f6a6a87d1715e92d8a75 [INFO] running `"docker" "start" "-a" "e3b34dba1a7458779459d9f6596a4012917bf9e3a7a3f6a6a87d1715e92d8a75"` [INFO] [stderr] Compiling minigrep v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.58s [INFO] running `"docker" "inspect" "e3b34dba1a7458779459d9f6596a4012917bf9e3a7a3f6a6a87d1715e92d8a75"` [INFO] running `"docker" "rm" "-f" "e3b34dba1a7458779459d9f6596a4012917bf9e3a7a3f6a6a87d1715e92d8a75"` [INFO] [stdout] e3b34dba1a7458779459d9f6596a4012917bf9e3a7a3f6a6a87d1715e92d8a75 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nicholedlc/minigrep:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] acafae93434f0c2448bf3cecdefa7344655cde7c460430a87aec499d3fa03e9b [INFO] running `"docker" "start" "-a" "acafae93434f0c2448bf3cecdefa7344655cde7c460430a87aec499d3fa03e9b"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running /opt/crater/target/debug/deps/minigrep-71f1d2ea303b99d3 [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::case_sensitive ... ok [INFO] [stdout] test tests::case_insensitive ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::case_insensitive stdout ---- [INFO] [stdout] thread 'tests::case_insensitive' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `["Rust:", "Trust me."]`, [INFO] [stdout] right: `[]`', src/lib.rs:102:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x560d6ee1190b - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x560d6ee1190b - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x560d6ee1190b - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x560d6ee1190b - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x560d6ee1190b - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x560d6ee1157c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x560d6ee1207d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x560d6ee11c02 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x560d6ee11b4f - std::panicking::begin_panic_fmt::h4b478f1ed53f4521 [INFO] [stdout] at src/libstd/panicking.rs:339 [INFO] [stdout] 9: 0x560d6edc7607 - minigrep::tests::case_insensitive::hf7add76997b19b27 [INFO] [stdout] at src/lib.rs:102 [INFO] [stdout] 10: 0x560d6edc739a - minigrep::tests::case_insensitive::{{closure}}::h9bf5e135c59435c5 [INFO] [stdout] at src/lib.rs:94 [INFO] [stdout] 11: 0x560d6edc14be - core::ops::function::FnOnce::call_once::h03fb30f3579fe0c6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x560d6edd47cf - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: 0x560d6ee1495a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x560d6edeedbe - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x560d6edeedbe - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x560d6edeedbe - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 17: 0x560d6edca1f5 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 18: 0x560d6edce405 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 19: 0x560d6edce405 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 20: 0x560d6edce405 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 21: 0x560d6ee1495a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 22: 0x560d6edcea02 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 23: 0x560d6edcea02 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 24: 0x560d6edcea02 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 25: 0x560d6edcea02 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 26: 0x560d6ee077af - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 27: 0x560d6ee14090 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 28: 0x560d6ee14090 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 29: 0x560d6ee14090 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 30: 0x7f63a93ab4a4 - start_thread [INFO] [stdout] 31: 0x7f63a8ed6d0f - __clone [INFO] [stdout] 32: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::case_insensitive [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `"docker" "inspect" "acafae93434f0c2448bf3cecdefa7344655cde7c460430a87aec499d3fa03e9b"` [INFO] running `"docker" "rm" "-f" "acafae93434f0c2448bf3cecdefa7344655cde7c460430a87aec499d3fa03e9b"` [INFO] [stdout] acafae93434f0c2448bf3cecdefa7344655cde7c460430a87aec499d3fa03e9b