[INFO] updating cached repository https://github.com/hacolab/wordcount [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] e83d3069d3ccab637ddcca255f6e75808fa29472 [INFO] testing hacolab/wordcount against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhacolab%2Fwordcount" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hacolab/wordcount on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/hacolab/wordcount [INFO] finished tweaking git repo https://github.com/hacolab/wordcount [INFO] tweaked toml for git repo https://github.com/hacolab/wordcount written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/hacolab/wordcount already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"` [INFO] [stdout] 423a0183ddb63f1fcecdf1cb46f3379fb884c6dff601dfb1d5f0f4808ac07182 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "423a0183ddb63f1fcecdf1cb46f3379fb884c6dff601dfb1d5f0f4808ac07182"` [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling regex-syntax v0.6.8 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling aho-corasick v0.7.4 [INFO] [stderr] Compiling regex v1.1.9 [INFO] [stderr] Compiling bicycle-book-wordcount v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 20.76s [INFO] running `"docker" "inspect" "423a0183ddb63f1fcecdf1cb46f3379fb884c6dff601dfb1d5f0f4808ac07182"` [INFO] running `"docker" "rm" "-f" "423a0183ddb63f1fcecdf1cb46f3379fb884c6dff601dfb1d5f0f4808ac07182"` [INFO] [stdout] 423a0183ddb63f1fcecdf1cb46f3379fb884c6dff601dfb1d5f0f4808ac07182 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6c3bfcc53e848235882ba08c62bee81860ed54d8b5c844f08f2edf0772898771 [INFO] running `"docker" "start" "-a" "6c3bfcc53e848235882ba08c62bee81860ed54d8b5c844f08f2edf0772898771"` [INFO] [stderr] Compiling bicycle-book-wordcount v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.86s [INFO] running `"docker" "inspect" "6c3bfcc53e848235882ba08c62bee81860ed54d8b5c844f08f2edf0772898771"` [INFO] running `"docker" "rm" "-f" "6c3bfcc53e848235882ba08c62bee81860ed54d8b5c844f08f2edf0772898771"` [INFO] [stdout] 6c3bfcc53e848235882ba08c62bee81860ed54d8b5c844f08f2edf0772898771 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] fc1d2d2ee9ffef0d78b1156935150bb2cb3c1bf84c455c0a8d8450deeee21e12 [INFO] running `"docker" "start" "-a" "fc1d2d2ee9ffef0d78b1156935150bb2cb3c1bf84c455c0a8d8450deeee21e12"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/bicycle_book_wordcount-28f9a60db6872133 [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test::word_count_works3 ... ok [INFO] [stdout] test test::word_count_works ... ok [INFO] [stdout] test test::word_count_o_not_contain_unknown_words ... ok [INFO] [stdout] test test::result_test ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test::result_test stdout ---- [INFO] [stdout] Error: Os { code: 30, kind: Other, message: "Read-only file system" } [INFO] [stdout] thread 'test::result_test' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `1`, [INFO] [stdout] right: `0`: the test returned a termination value with a non-zero status code (1) which indicates a failure', /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/macros.rs:16:9 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5626b7ca6124 - backtrace::backtrace::libunwind::trace::h61666fa4b9834a45 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x5626b7ca6124 - backtrace::backtrace::trace_unsynchronized::h01d3725fb5da8653 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5626b7ca6124 - std::sys_common::backtrace::_print_fmt::h5c7c4751bc296f90 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x5626b7ca6124 - ::fmt::h7729313ad2d729c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x5626b7ccf5fc - core::fmt::write::hb0049f6c12bdaffc [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x5626b7aa6d75 - std::io::Write::write_fmt::h5d052af13df32ea6 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x5626b7ca02a1 - std::io::impls::>::write_fmt::h8fe8a9bdc421b4b6 [INFO] [stdout] at src/libstd/io/impls.rs:156 [INFO] [stdout] 7: 0x5626b7ca89f5 - std::sys_common::backtrace::_print::ha087cac92e84a414 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x5626b7ca89f5 - std::sys_common::backtrace::print::h6b013d3bfe6cbcb8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x5626b7ca89f5 - std::panicking::default_hook::{{closure}}::h016d7de02def2736 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x5626b7ca86db - std::panicking::default_hook::h9386f7e484840463 [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x5626b7ca9052 - std::panicking::rust_panic_with_hook::h3846eb1b2e5a9312 [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 12: 0x5626b7ca8c3b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 13: 0x5626b7ca8bab - std::panicking::begin_panic_fmt::h2fa40d03719daab1 [INFO] [stdout] at src/libstd/panicking.rs:373 [INFO] [stdout] 14: 0x5626b7aa4556 - test::assert_test_result::h0775fc2a274e0e5f [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/macros.rs:16 [INFO] [stdout] 15: 0x5626b7a9cf99 - bicycle_book_wordcount::test::result_test::{{closure}}::h89c36c67e4e74cc2 [INFO] [stdout] at src/lib.rs:102 [INFO] [stdout] 16: 0x5626b7aa370e - core::ops::function::FnOnce::call_once::h7dbd556a4a5b9c87 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232 [INFO] [stdout] 17: 0x5626b7ab2c6f - as core::ops::function::FnOnce>::call_once::h1f6ee40732e80908 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 18: 0x5626b7ace26e - as core::ops::function::FnOnce<()>>::call_once::h85dff111be9c2dc6 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:318 [INFO] [stdout] 19: 0x5626b7ace26e - std::panicking::try::do_call::hee6f5a4bef67c840 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:331 [INFO] [stdout] 20: 0x5626b7ace26e - std::panicking::try::h3384d3b948e84dbc [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:274 [INFO] [stdout] 21: 0x5626b7ace26e - std::panic::catch_unwind::h5ae91218e578066d [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:394 [INFO] [stdout] 22: 0x5626b7ace26e - test::run_test_in_process::he37a49587889b910 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 23: 0x5626b7ace26e - test::run_test::run_test_inner::{{closure}}::h4f0d25136ca480c2 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 24: 0x5626b7aa6226 - std::sys_common::backtrace::__rust_begin_short_backtrace::h969eceda34247af3 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 25: 0x5626b7aab5b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h912007997cb04e92 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:475 [INFO] [stdout] 26: 0x5626b7aab5b5 - as core::ops::function::FnOnce<()>>::call_once::h8795d8b7bd223988 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:318 [INFO] [stdout] 27: 0x5626b7aab5b5 - std::panicking::try::do_call::hb29b86f86d4d722e [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:331 [INFO] [stdout] 28: 0x5626b7aab5b5 - std::panicking::try::h4bfefb3eddc0d900 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:274 [INFO] [stdout] 29: 0x5626b7aab5b5 - std::panic::catch_unwind::h774c24d4b38d5828 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:394 [INFO] [stdout] 30: 0x5626b7aab5b5 - std::thread::Builder::spawn_unchecked::{{closure}}::ha50a32fa99413dde [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:474 [INFO] [stdout] 31: 0x5626b7aab5b5 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9dacb8f28d699f86 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232 [INFO] [stdout] 32: 0x5626b7c9bcdf - as core::ops::function::FnOnce>::call_once::h7deaeeba480c6ce2 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 33: 0x5626b7caf9a3 - as core::ops::function::FnOnce>::call_once::h968b1dfb87756523 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 34: 0x5626b7caf9a3 - std::sys::unix::thread::Thread::new::thread_start::h2399addeb6370595 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 35: 0x7fd9c749b6db - start_thread [INFO] [stdout] 36: 0x7fd9c6fac88f - __clone [INFO] [stdout] 37: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] test::result_test [INFO] [stdout] [INFO] [stdout] test result: FAILED. 3 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" "fc1d2d2ee9ffef0d78b1156935150bb2cb3c1bf84c455c0a8d8450deeee21e12"` [INFO] running `"docker" "rm" "-f" "fc1d2d2ee9ffef0d78b1156935150bb2cb3c1bf84c455c0a8d8450deeee21e12"` [INFO] [stdout] fc1d2d2ee9ffef0d78b1156935150bb2cb3c1bf84c455c0a8d8450deeee21e12