[INFO] crate chipo 2.1.0 is already in cache [INFO] testing chipo-2.1.0 against beta-2019-09-28 for beta-1.39-1 [INFO] extracting crate chipo 2.1.0 into work/builds/worker-3/source [INFO] validating manifest of crates.io crate chipo 2.1.0 on toolchain beta-2019-09-28 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate chipo 2.1.0 [INFO] finished tweaking crates.io crate chipo 2.1.0 [INFO] tweaked toml for crates.io crate chipo 2.1.0 written to work/builds/worker-3/source/Cargo.toml [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+beta-2019-09-28" "build" "--frozen"` [INFO] [stdout] 304e8a5feb3da501ecc1827ddeb0d40d9c569664698bfaff8bfb0464593e966d [INFO] running `"docker" "start" "-a" "304e8a5feb3da501ecc1827ddeb0d40d9c569664698bfaff8bfb0464593e966d"` [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The lib target `chipo` in package `chipo v2.1.0 (/opt/rustwide/workdir)` has the same output filename as the lib target `chipo` in package `chipo v2.1.0 (/opt/rustwide/workdir)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/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/rustwide/workdir)` has the same output filename as the lib target `chipo` in package `chipo v2.1.0 (/opt/rustwide/workdir)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/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/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.23s [INFO] running `"docker" "inspect" "304e8a5feb3da501ecc1827ddeb0d40d9c569664698bfaff8bfb0464593e966d"` [INFO] running `"docker" "rm" "-f" "304e8a5feb3da501ecc1827ddeb0d40d9c569664698bfaff8bfb0464593e966d"` [INFO] [stdout] 304e8a5feb3da501ecc1827ddeb0d40d9c569664698bfaff8bfb0464593e966d [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+beta-2019-09-28" "test" "--frozen" "--no-run"` [INFO] [stdout] f4c9bb5fc9eda337af5c2cce581d8f3b8faead71bda0b6cd9e59974e76320842 [INFO] running `"docker" "start" "-a" "f4c9bb5fc9eda337af5c2cce581d8f3b8faead71bda0b6cd9e59974e76320842"` [INFO] [stderr] warning: output filename collision. [INFO] [stderr] The lib target `chipo` in package `chipo v2.1.0 (/opt/rustwide/workdir)` has the same output filename as the lib target `chipo` in package `chipo v2.1.0 (/opt/rustwide/workdir)`. [INFO] [stderr] Colliding filename is: /opt/rustwide/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:795:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55ddceb37914 - backtrace::backtrace::libunwind::trace::hf625d18232cbbbd4 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55ddceb37914 - backtrace::backtrace::trace_unsynchronized::h41d74150fc6ff542 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55ddceb37914 - std::sys_common::backtrace::_print_fmt::h85d37830c667a1f9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:76 [INFO] [stderr] 3: 0x55ddceb37914 - ::fmt::h2b7ac01d5feaf9b2 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:60 [INFO] [stderr] 4: 0x55ddceb62efc - core::fmt::write::h7fd0d904495c035f [INFO] [stderr] at src/libcore/fmt/mod.rs:1030 [INFO] [stderr] 5: 0x55ddceb30317 - std::io::Write::write_fmt::h663e4bf63637c947 [INFO] [stderr] at src/libstd/io/mod.rs:1412 [INFO] [stderr] 6: 0x55ddceb3b675 - std::sys_common::backtrace::_print::h4c743f7c274a5a74 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:64 [INFO] [stderr] 7: 0x55ddceb3b675 - std::sys_common::backtrace::print::ha5c4f4bf03800d4d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55ddceb3b675 - std::panicking::default_hook::{{closure}}::h8b842185774c09e6 [INFO] [stderr] at src/libstd/panicking.rs:196 [INFO] [stderr] 9: 0x55ddceb3b366 - std::panicking::default_hook::hd8ec13ee1bc2a65a [INFO] [stderr] at src/libstd/panicking.rs:210 [INFO] [stderr] 10: 0x55ddceb3bd75 - std::panicking::rust_panic_with_hook::hf3b27166e5f403e7 [INFO] [stderr] at src/libstd/panicking.rs:473 [INFO] [stderr] 11: 0x55ddce6696f5 - std::panicking::begin_panic::hc60569da976258ce [INFO] [stderr] 12: 0x55ddce55d3c0 - cargo::core::compiler::fingerprint::calculate::h4fd766084608fa71 [INFO] [stderr] 13: 0x55ddce557e6f - cargo::core::compiler::fingerprint::prepare_target::hff6bc49aa16e249a [INFO] [stderr] 14: 0x55ddce689cd7 - cargo::core::compiler::compile::h43afc4c5ea0f38b7 [INFO] [stderr] 15: 0x55ddce689f45 - cargo::core::compiler::compile::h43afc4c5ea0f38b7 [INFO] [stderr] 16: 0x55ddce37f837 - cargo::core::compiler::context::Context::compile::hc7bbbd98d198b594 [INFO] [stderr] 17: 0x55ddce392ebf - cargo::ops::cargo_compile::compile_ws::hb60aeae9562ea215 [INFO] [stderr] 18: 0x55ddce38dd07 - cargo::ops::cargo_compile::compile::h8eaf5c1ce9eedc5a [INFO] [stderr] 19: 0x55ddce6a787b - cargo::ops::cargo_test::run_tests::h90679d13f8d545b5 [INFO] [stderr] 20: 0x55ddce2bfa29 - cargo::commands::test::exec::hd4d25498179215bb [INFO] [stderr] 21: 0x55ddce28e701 - cargo::cli::main::h080c488954f6618f [INFO] [stderr] 22: 0x55ddce2dad21 - cargo::main::hd466b5e0c8b202aa [INFO] [stderr] 23: 0x55ddce2c5e93 - std::rt::lang_start::{{closure}}::h72b59a57809288fe [INFO] [stderr] 24: 0x55ddceb3b7a3 - std::rt::lang_start_internal::{{closure}}::hf85bf15597d76295 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 25: 0x55ddceb3b7a3 - std::panicking::try::do_call::hd308ec0604b9bc21 [INFO] [stderr] at src/libstd/panicking.rs:292 [INFO] [stderr] 26: 0x55ddceb46daa - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 27: 0x55ddceb3c32d - std::panicking::try::hafc45125a5bd2b22 [INFO] [stderr] at src/libstd/panicking.rs:271 [INFO] [stderr] 28: 0x55ddceb3c32d - std::panic::catch_unwind::h8494678ec44c4b51 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 29: 0x55ddceb3c32d - std::rt::lang_start_internal::h7404667a595739f8 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 30: 0x55ddce2dd442 - main [INFO] [stderr] 31: 0x7f7b19282b97 - __libc_start_main [INFO] [stderr] 32: 0x55ddce272029 - [INFO] running `"docker" "inspect" "f4c9bb5fc9eda337af5c2cce581d8f3b8faead71bda0b6cd9e59974e76320842"` [INFO] running `"docker" "rm" "-f" "f4c9bb5fc9eda337af5c2cce581d8f3b8faead71bda0b6cd9e59974e76320842"` [INFO] [stdout] f4c9bb5fc9eda337af5c2cce581d8f3b8faead71bda0b6cd9e59974e76320842