[INFO] fetching crate chipo 2.1.0... [INFO] extracting crate chipo 2.1.0 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/chipo/2.1.0 [INFO] extracting crate chipo 2.1.0 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/chipo/2.1.0 [INFO] validating manifest of chipo-2.1.0 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of chipo-2.1.0 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing chipo-2.1.0 [INFO] finished frobbing chipo-2.1.0 [INFO] frobbed toml for chipo-2.1.0 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/chipo/2.1.0/Cargo.toml [INFO] started frobbing chipo-2.1.0 [INFO] finished frobbing chipo-2.1.0 [INFO] frobbed toml for chipo-2.1.0 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/chipo/2.1.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing chipo-2.1.0 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/chipo/2.1.0:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"` [INFO] [stdout] 239afa4de232a331253d15a11a014944c7e907984acfcd4c714c86a4786dd014 [INFO] running `"docker" "start" "-a" "239afa4de232a331253d15a11a014944c7e907984acfcd4c714c86a4786dd014"` [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The lib target `chipo` in package `chipo v2.1.0 (/opt/crater/workdir)` has the same output filename as the lib target `chipo` in package `chipo v2.1.0 (/opt/crater/workdir)`. [INFO] [stderr] Colliding filename is: /opt/crater/target/debug/deps/libchipo.so [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The lib target `chipo` in package `chipo v2.1.0 (/opt/crater/workdir)` has the same output filename as the lib target `chipo` in package `chipo v2.1.0 (/opt/crater/workdir)`. [INFO] [stderr] Colliding filename is: /opt/crater/target/debug/libchipo.so [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] Compiling chipo v2.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.36s [INFO] running `"docker" "inspect" "239afa4de232a331253d15a11a014944c7e907984acfcd4c714c86a4786dd014"` [INFO] running `"docker" "rm" "-f" "239afa4de232a331253d15a11a014944c7e907984acfcd4c714c86a4786dd014"` [INFO] [stdout] 239afa4de232a331253d15a11a014944c7e907984acfcd4c714c86a4786dd014 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-5/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/chipo/2.1.0:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 19545d5370a6629c279e63448a61d22698f864cb25cd48f5a2b53abd69447e37 [INFO] running `"docker" "start" "-a" "19545d5370a6629c279e63448a61d22698f864cb25cd48f5a2b53abd69447e37"` [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The lib target `chipo` in package `chipo v2.1.0 (/opt/crater/workdir)` has the same output filename as the lib target `chipo` in package `chipo v2.1.0 (/opt/crater/workdir)`. [INFO] [stderr] Colliding filename is: /opt/crater/target/debug/deps/libchipo.so [INFO] [stderr] The targets should have unique names. [INFO] [stderr] Consider changing their names to be unique or compiling them separately. [INFO] [stderr] This may become a hard error in the future; see . [INFO] [stderr] thread 'main' panicked at 'assertion failed: mtimes.insert(output.clone(), mtime).is_none()', src/tools/cargo/src/cargo/core/compiler/fingerprint.rs:788:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55741edc702b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55741edc702b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55741edc702b - std::sys_common::backtrace::_print::hc8c584aa09df5c15 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55741edc702b - std::sys_common::backtrace::print::h4828f56ae571c1ad [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55741edc702b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 5: 0x55741edc6d2c - std::panicking::default_hook::h231e0e11400caad4 [INFO] [stderr] at src/libstd/panicking.rs:212 [INFO] [stderr] 6: 0x55741edc77a0 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2 [INFO] [stderr] at src/libstd/panicking.rs:475 [INFO] [stderr] 7: 0x55741e7f2b95 - std::panicking::begin_panic::hee13401377edd84e [INFO] [stderr] 8: 0x55741e6d3871 - cargo::core::compiler::fingerprint::calculate::h3ecae23eb2ba7ad0 [INFO] [stderr] 9: 0x55741e6cdd85 - cargo::core::compiler::fingerprint::prepare_target::hf4f30e968b171fbf [INFO] [stderr] 10: 0x55741e7b6d0e - cargo::core::compiler::compile::h6c5c35d4dfc91e5c [INFO] [stderr] 11: 0x55741e7b73c6 - cargo::core::compiler::compile::h6c5c35d4dfc91e5c [INFO] [stderr] 12: 0x55741e86ea47 - cargo::core::compiler::context::Context::compile::ha4030636c78ab1db [INFO] [stderr] 13: 0x55741e91d6d1 - cargo::ops::cargo_compile::compile_ws::hec07f675da0aaf04 [INFO] [stderr] 14: 0x55741e91bf37 - cargo::ops::cargo_compile::compile::hdf93f8fbdff3ec46 [INFO] [stderr] 15: 0x55741e8872bd - cargo::ops::cargo_test::run_tests::hd99aab35973496a8 [INFO] [stderr] 16: 0x55741e5430cf - cargo::commands::test::exec::h883fca91d46ce842 [INFO] [stderr] 17: 0x55741e523ec6 - cargo::cli::main::h80e98b1182b658a2 [INFO] [stderr] 18: 0x55741e54cb8b - cargo::main::hd8445c39c94a0597 [INFO] [stderr] 19: 0x55741e543ff3 - std::rt::lang_start::{{closure}}::h3b0a935e6e549b38 [INFO] [stderr] 20: 0x55741edc71a3 - std::rt::lang_start_internal::{{closure}}::ha7c0c29bf9d4b1ec [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 21: 0x55741edc71a3 - std::panicking::try::do_call::h6e54176261da06d4 [INFO] [stderr] at src/libstd/panicking.rs:294 [INFO] [stderr] 22: 0x55741edd2f4a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 23: 0x55741edc7d6d - std::panicking::try::h108b9053abb3bfc3 [INFO] [stderr] at src/libstd/panicking.rs:273 [INFO] [stderr] 24: 0x55741edc7d6d - std::panic::catch_unwind::h26d0733c47c2fe78 [INFO] [stderr] at src/libstd/panic.rs:388 [INFO] [stderr] 25: 0x55741edc7d6d - std::rt::lang_start_internal::hfa103a00f84c98f5 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 26: 0x55741e54f1d2 - main [INFO] [stderr] 27: 0x7f94099bb2e1 - __libc_start_main [INFO] [stderr] 28: 0x55741e51c029 - [INFO] running `"docker" "inspect" "19545d5370a6629c279e63448a61d22698f864cb25cd48f5a2b53abd69447e37"` [INFO] running `"docker" "rm" "-f" "19545d5370a6629c279e63448a61d22698f864cb25cd48f5a2b53abd69447e37"` [INFO] [stdout] 19545d5370a6629c279e63448a61d22698f864cb25cd48f5a2b53abd69447e37