[INFO] cloning repository https://github.com/letitride/Rust-wordcount [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/letitride/Rust-wordcount" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fletitride%2FRust-wordcount", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fletitride%2FRust-wordcount'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a647ad7abce8cd7212a5fd3c1069584bef913ba1 [INFO] testing letitride/Rust-wordcount against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fletitride%2FRust-wordcount" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/letitride/Rust-wordcount on toolchain b70888601af92f6cdc0364abab3446e418b91d36 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/letitride/Rust-wordcount [INFO] finished tweaking git repo https://github.com/letitride/Rust-wordcount [INFO] tweaked toml for git repo https://github.com/letitride/Rust-wordcount written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/letitride/Rust-wordcount already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f0a77a2ad6ddcf67661022873e68a69238129c3403417b4b680062e214369133 [INFO] running `Command { std: "docker" "start" "-a" "f0a77a2ad6ddcf67661022873e68a69238129c3403417b4b680062e214369133", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f0a77a2ad6ddcf67661022873e68a69238129c3403417b4b680062e214369133", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f0a77a2ad6ddcf67661022873e68a69238129c3403417b4b680062e214369133", kill_on_drop: false }` [INFO] [stdout] f0a77a2ad6ddcf67661022873e68a69238129c3403417b4b680062e214369133 [INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fb789e1fe679f3277dc2308e1efd6ad506bf9a1c8b36ba13d159027b36f6689c [INFO] running `Command { std: "docker" "start" "-a" "fb789e1fe679f3277dc2308e1efd6ad506bf9a1c8b36ba13d159027b36f6689c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling regex v1.4.2 [INFO] [stderr] Compiling wordcount v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.54s [INFO] running `Command { std: "docker" "inspect" "fb789e1fe679f3277dc2308e1efd6ad506bf9a1c8b36ba13d159027b36f6689c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb789e1fe679f3277dc2308e1efd6ad506bf9a1c8b36ba13d159027b36f6689c", kill_on_drop: false }` [INFO] [stdout] fb789e1fe679f3277dc2308e1efd6ad506bf9a1c8b36ba13d159027b36f6689c [INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 32b7f3b88974a924a790d79623da91694d4574dba45a7cdbc7d96de10786c43f [INFO] running `Command { std: "docker" "start" "-a" "32b7f3b88974a924a790d79623da91694d4574dba45a7cdbc7d96de10786c43f", kill_on_drop: false }` [INFO] [stderr] Compiling wordcount v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.93s [INFO] running `Command { std: "docker" "inspect" "32b7f3b88974a924a790d79623da91694d4574dba45a7cdbc7d96de10786c43f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "32b7f3b88974a924a790d79623da91694d4574dba45a7cdbc7d96de10786c43f", kill_on_drop: false }` [INFO] [stdout] 32b7f3b88974a924a790d79623da91694d4574dba45a7cdbc7d96de10786c43f [INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 0b53a417c9d76949fc3e5866de530e8b19970a4f69091a3ff4f2639cc346eaf8 [INFO] running `Command { std: "docker" "start" "-a" "0b53a417c9d76949fc3e5866de530e8b19970a4f69091a3ff4f2639cc346eaf8", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/wordcount-ba62534b2dd26999) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test test::word_count_works ... ok [INFO] [stdout] test test::word_count_do_not_contain_unknown_words - should panic ... ok [INFO] [stdout] test test::result_test ... FAILED [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] [stdout] test test::word_count_fails ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- test::result_test stdout ---- [INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, 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/b70888601af92f6cdc0364abab3446e418b91d36/library/test/src/lib.rs:194:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55dd3f2eb710 - std::backtrace_rs::backtrace::libunwind::trace::h99dbb39dca18857d [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stdout] 1: 0x55dd3f2eb710 - std::backtrace_rs::backtrace::trace_unsynchronized::h832861927e9cfedf [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x55dd3f2eb710 - std::sys_common::backtrace::_print_fmt::h3d18154c77dcf310 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x55dd3f2eb710 - ::fmt::he312f4ad5b9bb346 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x55dd3f30e59c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/fmt/mod.rs:1115:17 [INFO] [stdout] 5: 0x55dd3f2e8675 - std::io::Write::write_fmt::h65d36b96410d80d7 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/io/mod.rs:1665:15 [INFO] [stdout] 6: 0x55dd3f2ed88b - std::sys_common::backtrace::_print::h65d996766de40da4 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 7: 0x55dd3f2ed88b - std::sys_common::backtrace::print::h40df9727e635f303 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 8: 0x55dd3f2ed88b - std::panicking::default_hook::{{closure}}::hd2da4327dea91a51 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:208:50 [INFO] [stdout] 9: 0x55dd3f2ed39c - std::panicking::default_hook::h3d55120ad6ada158 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:222:9 [INFO] [stdout] 10: 0x55dd3f2edf54 - std::panicking::rust_panic_with_hook::hf85dd0bb545e3b55 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:622:17 [INFO] [stdout] 11: 0x55dd3f2eda37 - std::panicking::begin_panic_handler::{{closure}}::h736ae969434da9fa [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:519:13 [INFO] [stdout] 12: 0x55dd3f2ebbec - std::sys_common::backtrace::__rust_end_short_backtrace::h6133bb80b1d6c3e0 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 13: 0x55dd3f2ed999 - rust_begin_unwind [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:515:5 [INFO] [stdout] 14: 0x55dd3f1028c1 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/panicking.rs:92:14 [INFO] [stdout] 15: 0x55dd3f30ccee - core::panicking::assert_failed_inner::h6ded2444c01d76f2 [INFO] [stdout] 16: 0x55dd3f10a5ba - core::panicking::assert_failed::h121be96a8ec5b10a [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/panicking.rs:117:5 [INFO] [stdout] 17: 0x55dd3f10528e - test::assert_test_result::h13668f20b7af812a [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/test/src/lib.rs:194:5 [INFO] [stdout] 18: 0x55dd3f1070a9 - wordcount::test::result_test::{{closure}}::he59a3555a2c5c704 [INFO] [stdout] at /opt/rustwide/workdir/src/lib.rs:89:3 [INFO] [stdout] 19: 0x55dd3f10773e - core::ops::function::FnOnce::call_once::h453cbca1e42ff4d6 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 20: 0x55dd3f13d943 - core::ops::function::FnOnce::call_once::h227fa683a5745bd3 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 21: 0x55dd3f13d943 - test::__rust_begin_short_backtrace::h3a193bd570ada00a [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/test/src/lib.rs:578:5 [INFO] [stdout] 22: 0x55dd3f13c3b8 - as core::ops::function::FnOnce>::call_once::h262d2f411717179a [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 23: 0x55dd3f13c3b8 - as core::ops::function::FnOnce<()>>::call_once::hfec00caec3e52a7b [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panic.rs:347:9 [INFO] [stdout] 24: 0x55dd3f13c3b8 - std::panicking::try::do_call::ha5f42e76ffda569d [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:401:40 [INFO] [stdout] 25: 0x55dd3f13c3b8 - std::panicking::try::h53f36df0935b9500 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:365:19 [INFO] [stdout] 26: 0x55dd3f13c3b8 - std::panic::catch_unwind::h5a497f74b0ce006f [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panic.rs:434:14 [INFO] [stdout] 27: 0x55dd3f13c3b8 - test::run_test_in_process::hab0aead337f48a88 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/test/src/lib.rs:601:18 [INFO] [stdout] 28: 0x55dd3f13c3b8 - test::run_test::run_test_inner::{{closure}}::h632c383164d4cba2 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/test/src/lib.rs:493:39 [INFO] [stdout] 29: 0x55dd3f10ab3d - test::run_test::run_test_inner::{{closure}}::h7c4b3612891a4b58 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/test/src/lib.rs:520:37 [INFO] [stdout] 30: 0x55dd3f10ab3d - std::sys_common::backtrace::__rust_begin_short_backtrace::habf7d8a08419d00e [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 31: 0x55dd3f10f268 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h3acba502e2068204 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/thread/mod.rs:476:17 [INFO] [stdout] 32: 0x55dd3f10f268 - as core::ops::function::FnOnce<()>>::call_once::h526ef819c1964a35 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panic.rs:347:9 [INFO] [stdout] 33: 0x55dd3f10f268 - std::panicking::try::do_call::hc0b5663d6373cec8 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:401:40 [INFO] [stdout] 34: 0x55dd3f10f268 - std::panicking::try::ha9007ede9d35dcd6 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panicking.rs:365:19 [INFO] [stdout] 35: 0x55dd3f10f268 - std::panic::catch_unwind::hf60d56329ebbb81c [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/panic.rs:434:14 [INFO] [stdout] 36: 0x55dd3f10f268 - std::thread::Builder::spawn_unchecked::{{closure}}::hb1722d498f4ce777 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/thread/mod.rs:475:30 [INFO] [stdout] 37: 0x55dd3f10f268 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h15eb01325730c962 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 38: 0x55dd3f2f2ca7 - as core::ops::function::FnOnce>::call_once::h09f167e08fc945ff [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 39: 0x55dd3f2f2ca7 - as core::ops::function::FnOnce>::call_once::hf814fe85eeb118e0 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/alloc/src/boxed.rs:1572:9 [INFO] [stdout] 40: 0x55dd3f2f2ca7 - std::sys::unix::thread::Thread::new::thread_start::hb71b17934c5f5e68 [INFO] [stdout] at /rustc/b70888601af92f6cdc0364abab3446e418b91d36/library/std/src/sys/unix/thread.rs:91:17 [INFO] [stdout] 41: 0x7efe9c898609 - start_thread [INFO] [stdout] 42: 0x7efe9c66a293 - clone [INFO] [stdout] 43: 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; finished in 0.05s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "0b53a417c9d76949fc3e5866de530e8b19970a4f69091a3ff4f2639cc346eaf8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b53a417c9d76949fc3e5866de530e8b19970a4f69091a3ff4f2639cc346eaf8", kill_on_drop: false }` [INFO] [stdout] 0b53a417c9d76949fc3e5866de530e8b19970a4f69091a3ff4f2639cc346eaf8