[INFO] crate chipo 2.1.0 is already in cache [INFO] extracting crate chipo 2.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/chipo/2.1.0 [INFO] extracting crate chipo 2.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/chipo/2.1.0 [INFO] validating manifest of chipo-2.1.0 on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of chipo-2.1.0 on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "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/beta-1.37-6/sources/1.36.0/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/beta-1.37-6/sources/beta-2019-07-23/reg/chipo/2.1.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing chipo-2.1.0 against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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=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-2019-07-23" "build" "--frozen"` [INFO] [stdout] 4d94e90e8e59a5d29d9e65d703a407440a1df84aad5c056b589c6e2b00745ee0 [INFO] running `"docker" "start" "-a" "4d94e90e8e59a5d29d9e65d703a407440a1df84aad5c056b589c6e2b00745ee0"` [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 1.27s [INFO] running `"docker" "inspect" "4d94e90e8e59a5d29d9e65d703a407440a1df84aad5c056b589c6e2b00745ee0"` [INFO] running `"docker" "rm" "-f" "4d94e90e8e59a5d29d9e65d703a407440a1df84aad5c056b589c6e2b00745ee0"` [INFO] [stdout] 4d94e90e8e59a5d29d9e65d703a407440a1df84aad5c056b589c6e2b00745ee0 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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=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-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] e45d97c1c81831a82b477fc6e6d49636114001b71fd47b6c70c08c513cf09081 [INFO] running `"docker" "start" "-a" "e45d97c1c81831a82b477fc6e6d49636114001b71fd47b6c70c08c513cf09081"` [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:779:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55a681afed6b - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55a681afed6b - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55a681afed6b - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55a681afed6b - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55a681afed6b - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55a681afea47 - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55a681aff4e0 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55a681514445 - std::panicking::begin_panic::h5bb86e53bc412e06 [INFO] [stderr] 8: 0x55a6813de3a7 - cargo::core::compiler::fingerprint::calculate::hb82f64666ae2dd64 [INFO] [stderr] 9: 0x55a6813d66e5 - cargo::core::compiler::fingerprint::prepare_target::h8f6014f68a5ad2d6 [INFO] [stderr] 10: 0x55a6814e1fab - cargo::core::compiler::compile::h3f66e54970648e69 [INFO] [stderr] 11: 0x55a6814e2621 - cargo::core::compiler::compile::h3f66e54970648e69 [INFO] [stderr] 12: 0x55a681595ce7 - cargo::core::compiler::context::Context::compile::ha79dbc9ae7ab9657 [INFO] [stderr] 13: 0x55a6812bfe6f - cargo::ops::cargo_compile::compile_ws::h7a2f546c96f4ee0a [INFO] [stderr] 14: 0x55a6812be9c7 - cargo::ops::cargo_compile::compile::h86cda643f9a32923 [INFO] [stderr] 15: 0x55a6815ab28d - cargo::ops::cargo_test::run_tests::h673fef921e0a33b5 [INFO] [stderr] 16: 0x55a681257eef - cargo::commands::test::exec::hf77635c20216c412 [INFO] [stderr] 17: 0x55a68123b69c - cargo::cli::main::h275a4edf4b40bdd2 [INFO] [stderr] 18: 0x55a6812811db - cargo::main::h425cce1663ef7315 [INFO] [stderr] 19: 0x55a68124fa03 - std::rt::lang_start::{{closure}}::ha82fd2af89dea3bb [INFO] [stderr] 20: 0x55a681afeee3 - std::rt::lang_start_internal::{{closure}}::h055e1fdc5578d418 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 21: 0x55a681afeee3 - std::panicking::try::do_call::h480cafa68c9928b4 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 22: 0x55a681b0a63a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 23: 0x55a681affaad - std::panicking::try::he0549d0299de204a [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 24: 0x55a681affaad - std::panic::catch_unwind::h422dc2db98f03517 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 25: 0x55a681affaad - std::rt::lang_start_internal::h121de03325a3f900 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 26: 0x55a681283d82 - main [INFO] [stderr] 27: 0x7fd09aef42e1 - __libc_start_main [INFO] [stderr] 28: 0x55a68122d029 - [INFO] running `"docker" "inspect" "e45d97c1c81831a82b477fc6e6d49636114001b71fd47b6c70c08c513cf09081"` [INFO] running `"docker" "rm" "-f" "e45d97c1c81831a82b477fc6e6d49636114001b71fd47b6c70c08c513cf09081"` [INFO] [stdout] e45d97c1c81831a82b477fc6e6d49636114001b71fd47b6c70c08c513cf09081