[INFO] crate cagra 0.2.0 is already in cache [INFO] extracting crate cagra 0.2.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/cagra/0.2.0 [INFO] extracting crate cagra 0.2.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cagra/0.2.0 [INFO] validating manifest of cagra-0.2.0 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 cagra-0.2.0 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 cagra-0.2.0 [INFO] finished frobbing cagra-0.2.0 [INFO] frobbed toml for cagra-0.2.0 written to work/ex/beta-1.37-6/sources/1.36.0/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-1.37-6/sources/beta-2019-07-23/reg/cagra/0.2.0/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 cagra-0.2.0 against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] 4ff59c70c3125bcfbe6bc9ce3a675c1f88e4a4720135e3353e1b42545973c602 [INFO] running `"docker" "start" "-a" "4ff59c70c3125bcfbe6bc9ce3a675c1f88e4a4720135e3353e1b42545973c602"` [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 10.61s [INFO] running `"docker" "inspect" "4ff59c70c3125bcfbe6bc9ce3a675c1f88e4a4720135e3353e1b42545973c602"` [INFO] running `"docker" "rm" "-f" "4ff59c70c3125bcfbe6bc9ce3a675c1f88e4a4720135e3353e1b42545973c602"` [INFO] [stdout] 4ff59c70c3125bcfbe6bc9ce3a675c1f88e4a4720135e3353e1b42545973c602 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] a6498819de7bc603ae28f771c7ff5ba009d90129168aaaed5fb6907c5a88e186 [INFO] running `"docker" "start" "-a" "a6498819de7bc603ae28f771c7ff5ba009d90129168aaaed5fb6907c5a88e186"` [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling criterion v0.2.11 [INFO] [stderr] Compiling cagra v0.2.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.19s [INFO] running `"docker" "inspect" "a6498819de7bc603ae28f771c7ff5ba009d90129168aaaed5fb6907c5a88e186"` [INFO] running `"docker" "rm" "-f" "a6498819de7bc603ae28f771c7ff5ba009d90129168aaaed5fb6907c5a88e186"` [INFO] [stdout] a6498819de7bc603ae28f771c7ff5ba009d90129168aaaed5fb6907c5a88e186 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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" "+1.36.0" "test" "--frozen"` [INFO] [stdout] ffd050ef18e4b7580c2509e7243580b6cfa4b730b510a8349fa56a3aaf53e0d6 [INFO] running `"docker" "start" "-a" "ffd050ef18e4b7580c2509e7243580b6cfa4b730b510a8349fa56a3aaf53e0d6"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running /opt/crater/target/debug/deps/cagra-6daa771fec4f7b58 [INFO] [stdout] [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-a58224a430ee2442 [INFO] [stdout] running 1 test [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] [stderr] Running /opt/crater/target/debug/deps/dot-26ade3ca3be55f84 [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::ha25a43554e3ac7f0 (0x5615b0979463) [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::h030ed2fbf27b352b (0x5615b097920e) [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::hbfe05d70bca1fba7 (0x5615b0924bd6) [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::hef65e57f72fd279f (0x5615b091e05f) [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::h2d7be66fba72e8f1 (0x5615b091e4d9) [INFO] [stdout] at tests/dot.rs:12 [INFO] [stdout] 5: dot::dot_output::{{closure}}::he76fd3ec05ede91a (0x5615b091e38e) [INFO] [stdout] at tests/dot.rs:6 [INFO] [stdout] 6: core::ops::function::FnOnce::call_once::h4a9f295e1b6af5eb (0x5615b092356e) [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 7: as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 (0x5615b093f80f) [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 8: __rust_maybe_catch_panic (0x5615b09cc27a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 9: std::panicking::try::h24368a6d38b1d93c (0x5615b095a108) [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] std::panic::catch_unwind::hf2c3df16a559e51f [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] test::run_test::run_test_inner::{{closure}}::h9a4d23c41d058d37 [INFO] [stdout] at src/libtest/lib.rs:1468 [INFO] [stdout] 10: std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7 (0x5615b0934b25) [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136 [INFO] [stdout] 11: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h74161b153f5e9baf (0x5615b0938bd5) [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470 [INFO] [stdout] as core::ops::function::FnOnce<()>>::call_once::hf7155da0a5779cf2 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315 [INFO] [stdout] std::panicking::try::do_call::h6f86e980b52f74d5 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293 [INFO] [stdout] 12: __rust_maybe_catch_panic (0x5615b09cc27a) [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 13: std::panicking::try::h9073c4fbc6488ec1 (0x5615b09391e2) [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] std::panic::catch_unwind::h414e175ffeedf40c [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] std::thread::Builder::spawn_unchecked::{{closure}}::hcde0649867c5f4c7 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469 [INFO] [stdout] core::ops::function::FnOnce::call_once{{vtable.shim}}::h760b8a2b155f54c3 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 14: as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05 (0x5615b09bd77f) [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 15: as core::ops::function::FnOnce>::call_once::h9ebda9db5f03daf3 (0x5615b09cb960) [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] std::sys_common::thread::start_thread::ha32838ccbb8a8179 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 16: start_thread (0x7fef7323f4a4) [INFO] [stdout] 17: __clone (0x7fef72d6ad0f) [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: 0x5615b09ca0d3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x5615b09c5a0b - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stdout] 2: 0x5615b09c8e16 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] at src/libstd/panicking.rs:197 [INFO] [stdout] 3: 0x5615b09c8b3e - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stdout] at src/libstd/panicking.rs:208 [INFO] [stdout] 4: 0x5615b09c951f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stdout] at src/libstd/panicking.rs:474 [INFO] [stdout] 5: 0x5615b09c90a1 - std::panicking::continue_panic_fmt::ha6d6ae144369025b [INFO] [stdout] at src/libstd/panicking.rs:381 [INFO] [stdout] 6: 0x5615b09c8fee - std::panicking::begin_panic_fmt::he54eae869ed71eb1 [INFO] [stdout] at src/libstd/panicking.rs:336 [INFO] [stdout] 7: 0x5615b09248b1 - test::assert_test_result::hf093495b818854bb [INFO] [stdout] at /opt/crater/workdir/<::std::macros::panic macros>:9 [INFO] [stdout] 8: 0x5615b091e3a4 - dot::dot_output::{{closure}}::he76fd3ec05ede91a [INFO] [stdout] at tests/dot.rs:6 [INFO] [stdout] 9: 0x5615b092356d - core::ops::function::FnOnce::call_once::h4a9f295e1b6af5eb [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 10: 0x5615b093f80e - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 11: 0x5615b09cc279 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 12: 0x5615b095a107 - test::run_test::run_test_inner::{{closure}}::h9a4d23c41d058d37 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at src/libtest/lib.rs:1468 [INFO] [stdout] 13: 0x5615b0934b24 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136 [INFO] [stdout] 14: 0x5615b0938bd4 - std::panicking::try::do_call::h6f86e980b52f74d5 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293 [INFO] [stdout] 15: 0x5615b09cc279 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 16: 0x5615b09391e1 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h760b8a2b155f54c3 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 17: 0x5615b09bd77e - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 18: 0x5615b09cb95f - std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 19: 0x7fef7323f4a3 - start_thread [INFO] [stdout] 20: 0x7fef72d6ad0e - __clone [INFO] [stdout] 21: 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" "ffd050ef18e4b7580c2509e7243580b6cfa4b730b510a8349fa56a3aaf53e0d6"` [INFO] running `"docker" "rm" "-f" "ffd050ef18e4b7580c2509e7243580b6cfa4b730b510a8349fa56a3aaf53e0d6"` [INFO] [stdout] ffd050ef18e4b7580c2509e7243580b6cfa4b730b510a8349fa56a3aaf53e0d6