[INFO] crate cagra 0.2.0 is already in cache [INFO] extracting crate cagra 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/cagra/0.2.0 [INFO] extracting crate cagra 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cagra/0.2.0 [INFO] validating manifest of cagra-0.2.0 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of cagra-0.2.0 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing cagra-0.2.0 [INFO] finished frobbing cagra-0.2.0 [INFO] frobbed toml for cagra-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/cagra/0.2.0/Cargo.toml [INFO] started frobbing cagra-0.2.0 [INFO] finished frobbing cagra-0.2.0 [INFO] frobbed toml for cagra-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cagra/0.2.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing cagra-0.2.0 against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cagra/0.2.0:/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-2019-08-13" "build" "--frozen"` [INFO] [stdout] 4b6861b590debc3d0a0752ef27b67e95d5cf4bc3ac422d9a98762a7f08998418 [INFO] running `"docker" "start" "-a" "4b6861b590debc3d0a0752ef27b67e95d5cf4bc3ac422d9a98762a7f08998418"` [INFO] [stderr] Compiling num-complex v0.2.3 [INFO] [stderr] Compiling cagra-parser v0.1.0 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling cauchy v0.1.0 [INFO] [stderr] Compiling cagra v0.2.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.45s [INFO] running `"docker" "inspect" "4b6861b590debc3d0a0752ef27b67e95d5cf4bc3ac422d9a98762a7f08998418"` [INFO] running `"docker" "rm" "-f" "4b6861b590debc3d0a0752ef27b67e95d5cf4bc3ac422d9a98762a7f08998418"` [INFO] [stdout] 4b6861b590debc3d0a0752ef27b67e95d5cf4bc3ac422d9a98762a7f08998418 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cagra/0.2.0:/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-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] a65847915fdf2b5bffadcc9aa001b9306fcd8ce0130f4bd56b2d6db56a1c8bd7 [INFO] running `"docker" "start" "-a" "a65847915fdf2b5bffadcc9aa001b9306fcd8ce0130f4bd56b2d6db56a1c8bd7"` [INFO] [stderr] Compiling cagra v0.2.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.58s [INFO] running `"docker" "inspect" "a65847915fdf2b5bffadcc9aa001b9306fcd8ce0130f4bd56b2d6db56a1c8bd7"` [INFO] running `"docker" "rm" "-f" "a65847915fdf2b5bffadcc9aa001b9306fcd8ce0130f4bd56b2d6db56a1c8bd7"` [INFO] [stdout] a65847915fdf2b5bffadcc9aa001b9306fcd8ce0130f4bd56b2d6db56a1c8bd7 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cagra/0.2.0:/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-2019-08-13" "test" "--frozen"` [INFO] [stdout] 9b79859ae6b26408691a60c03af236109d9cc1e4cbfe7a162e4a36bb446bdae3 [INFO] running `"docker" "start" "-a" "9b79859ae6b26408691a60c03af236109d9cc1e4cbfe7a162e4a36bb446bdae3"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/cagra-7760b7ed8278e82e [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/div-f720a99342b1d444 [INFO] [stdout] running 1 test [INFO] [stderr] Running /opt/crater/target/debug/deps/dot-325a2af8b7a0b2bf [INFO] [stdout] test test_div ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test dot_output ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- dot_output stdout ---- [INFO] [stdout] Error: Os { code: 30, kind: Other, message: "Read-only file system" } [INFO] [stdout] [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: failure::backtrace::internal::InternalBacktrace::new::h7f56ec843d486176 (0x55943369bbcf) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/internal.rs:44 [INFO] [stdout] 1: failure::backtrace::Backtrace::new::h50dcfd53e31f213c (0x55943369b97e) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/mod.rs:111 [INFO] [stdout] 2: >::from::h6554155aaceb0683 (0x55943364987c) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/error_impl.rs:19 [INFO] [stdout] 3: >::from::h7544571214207628 (0x5594336460df) [INFO] [stdout] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/mod.rs:36 [INFO] [stdout] 4: dot::dot_output::h47e8a3aa93f31846 (0x559433654d5b) [INFO] [stdout] at tests/dot.rs:12 [INFO] [stdout] 5: dot::dot_output::{{closure}}::h62af8ca223609265 (0x559433654c2e) [INFO] [stdout] at tests/dot.rs:6 [INFO] [stdout] 6: core::ops::function::FnOnce::call_once::h38c78cdbdd7f8221 (0x5594336481de) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 7: as core::ops::function::FnOnce>::call_once::h355e655b04400826 (0x55943366371f) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 8: __rust_maybe_catch_panic (0x5594336e811a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 9: std::panicking::try::h5890cbed5d1d8df0 (0x55943367dd0e) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 10: std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 (0x559433659145) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 11: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 (0x55943365d355) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x5594336e811a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 13: std::panicking::try::h332f368ed7d9b7d1 (0x55943365d952) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 14: as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 (0x5594336daeff) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 15: as core::ops::function::FnOnce>::call_once::h92593001847bb63e (0x5594336e7850) [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 16: start_thread (0x7fe43c7c34a4) [INFO] [stdout] 17: __clone (0x7fe43c2eed0f) [INFO] [stdout] 18: (0x0) [INFO] [stdout] thread 'dot_output' 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', src/libtest/lib.rs:336:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5594336e509b - backtrace::backtrace::libunwind::trace::h23ae608c8b906c69 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5594336e509b - backtrace::backtrace::trace_unsynchronized::h65b3ea295a85fd48 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5594336e509b - std::sys_common::backtrace::_print::h24f527b44b6cfc06 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5594336e509b - std::sys_common::backtrace::print::h712608e4347fd64a [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5594336e509b - std::panicking::default_hook::{{closure}}::h6c3d570c2b500048 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5594336e4d0c - std::panicking::default_hook::hb29963fb4747e0dd [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5594336e580d - std::panicking::rust_panic_with_hook::hd1236c3083de823a [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5594336e5392 - std::panicking::continue_panic_fmt::he38ad41d6304a12c [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5594336e52df - std::panicking::begin_panic_fmt::h4b478f1ed53f4521 [INFO] [stdout] at src/libstd/panicking.rs:339 [INFO] [stdout] 9: 0x5594336493fe - test::assert_test_result::h57b2733b4e2417cc [INFO] [stdout] at /opt/crater/workdir/<::std::macros::panic macros>:8 [INFO] [stdout] 10: 0x559433654c45 - dot::dot_output::{{closure}}::h62af8ca223609265 [INFO] [stdout] at tests/dot.rs:6 [INFO] [stdout] 11: 0x5594336481de - core::ops::function::FnOnce::call_once::h38c78cdbdd7f8221 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 12: 0x55943366371f - as core::ops::function::FnOnce>::call_once::h355e655b04400826 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 13: 0x5594336e811a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 14: 0x55943367dd0e - std::panicking::try::h5890cbed5d1d8df0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x55943367dd0e - std::panic::catch_unwind::hf93cc71fc6442fdf [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x55943367dd0e - test::run_test::run_test_inner::{{closure}}::ha399a28a3066698d [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 17: 0x559433659145 - std::sys_common::backtrace::__rust_begin_short_backtrace::h089859c639046955 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 18: 0x55943365d355 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h8d489100862c3e01 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:470 [INFO] [stdout] 19: 0x55943365d355 - as core::ops::function::FnOnce<()>>::call_once::h5746c9e2571824d0 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:315 [INFO] [stdout] 20: 0x55943365d355 - std::panicking::try::do_call::hfd443b32b22f72a6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:296 [INFO] [stdout] 21: 0x5594336e811a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 22: 0x55943365d952 - std::panicking::try::h332f368ed7d9b7d1 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panicking.rs:275 [INFO] [stdout] 23: 0x55943365d952 - std::panic::catch_unwind::h316b7be8b4198222 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/panic.rs:394 [INFO] [stdout] 24: 0x55943365d952 - std::thread::Builder::spawn_unchecked::{{closure}}::h916aed08bc6e5276 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libstd/thread/mod.rs:469 [INFO] [stdout] 25: 0x55943365d952 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9091646be5c55ea6 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/libcore/ops/function.rs:235 [INFO] [stdout] 26: 0x5594336daeff - as core::ops::function::FnOnce>::call_once::hb5396a93648ae250 [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 27: 0x5594336e7850 - as core::ops::function::FnOnce>::call_once::h92593001847bb63e [INFO] [stdout] at /rustc/e450539c2a8d7f791268d699cbe45ab3e57d43a1/src/liballoc/boxed.rs:787 [INFO] [stdout] 28: 0x5594336e7850 - std::sys_common::thread::start_thread::h569f3ccc0d5dcd83 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 29: 0x5594336e7850 - std::sys::unix::thread::Thread::new::thread_start::hd9ff46fad032d886 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 30: 0x7fe43c7c34a4 - start_thread [INFO] [stdout] 31: 0x7fe43c2eed0f - __clone [INFO] [stdout] 32: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] dot_output [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--test dot' [INFO] running `"docker" "inspect" "9b79859ae6b26408691a60c03af236109d9cc1e4cbfe7a162e4a36bb446bdae3"` [INFO] running `"docker" "rm" "-f" "9b79859ae6b26408691a60c03af236109d9cc1e4cbfe7a162e4a36bb446bdae3"` [INFO] [stdout] 9b79859ae6b26408691a60c03af236109d9cc1e4cbfe7a162e4a36bb446bdae3