[INFO] crate replacing-buf-stream 0.1.0 is already in cache [INFO] extracting crate replacing-buf-stream 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/replacing-buf-stream/0.1.0 [INFO] extracting crate replacing-buf-stream 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/replacing-buf-stream/0.1.0 [INFO] validating manifest of replacing-buf-stream-0.1.0 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 replacing-buf-stream-0.1.0 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 replacing-buf-stream-0.1.0 [INFO] finished frobbing replacing-buf-stream-0.1.0 [INFO] frobbed toml for replacing-buf-stream-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/replacing-buf-stream/0.1.0/Cargo.toml [INFO] started frobbing replacing-buf-stream-0.1.0 [INFO] finished frobbing replacing-buf-stream-0.1.0 [INFO] frobbed toml for replacing-buf-stream-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/replacing-buf-stream/0.1.0/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 replacing-buf-stream-0.1.0 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/replacing-buf-stream/0.1.0:/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] 38ec52576f944f2d2bc2cfcebb3e89a0397074c2fc25a5f7c4c4d04f7f3a47bb [INFO] running `"docker" "start" "-a" "38ec52576f944f2d2bc2cfcebb3e89a0397074c2fc25a5f7c4c4d04f7f3a47bb"` [INFO] [stderr] Compiling pest v1.0.6 [INFO] [stderr] Compiling proc-macro-hack-impl v0.4.2 [INFO] [stderr] Compiling tower-service v0.1.0 [INFO] [stderr] Compiling serde_plain v0.3.0 [INFO] [stderr] Compiling checked v0.5.0 [INFO] [stderr] Compiling atoi v0.2.3 [INFO] [stderr] Compiling serde_urlencoded v0.5.5 [INFO] [stderr] Compiling headers-derive v0.1.0 [INFO] [stderr] Compiling sha-1 v0.8.1 [INFO] [stderr] Compiling headers-core v0.1.1 [INFO] [stderr] Compiling pest_derive v1.0.8 [INFO] [stderr] Compiling proc-macro-hack v0.4.2 [INFO] [stderr] Compiling tower-web-macros v0.3.5 [INFO] [stderr] Compiling headers v0.2.1 [INFO] [stderr] Compiling handlebars v1.0.5 [INFO] [stderr] Compiling tower-web v0.3.7 [INFO] [stderr] Compiling replacing-buf-stream v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 48.69s [INFO] running `"docker" "inspect" "38ec52576f944f2d2bc2cfcebb3e89a0397074c2fc25a5f7c4c4d04f7f3a47bb"` [INFO] running `"docker" "rm" "-f" "38ec52576f944f2d2bc2cfcebb3e89a0397074c2fc25a5f7c4c4d04f7f3a47bb"` [INFO] [stdout] 38ec52576f944f2d2bc2cfcebb3e89a0397074c2fc25a5f7c4c4d04f7f3a47bb [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/replacing-buf-stream/0.1.0:/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] ffdf1220396c21a2f64810b6c45802db0897cb1bb78e23b68b9a4c15576930e5 [INFO] running `"docker" "start" "-a" "ffdf1220396c21a2f64810b6c45802db0897cb1bb78e23b68b9a4c15576930e5"` [INFO] [stderr] Compiling replacing-buf-stream v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.14s [INFO] running `"docker" "inspect" "ffdf1220396c21a2f64810b6c45802db0897cb1bb78e23b68b9a4c15576930e5"` [INFO] running `"docker" "rm" "-f" "ffdf1220396c21a2f64810b6c45802db0897cb1bb78e23b68b9a4c15576930e5"` [INFO] [stdout] ffdf1220396c21a2f64810b6c45802db0897cb1bb78e23b68b9a4c15576930e5 [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/replacing-buf-stream/0.1.0:/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"` [INFO] [stdout] 3fd605e4457e7ec2174547973eb13f8fecdb7183d3f9818b1af7c4a0ac31eca7 [INFO] running `"docker" "start" "-a" "3fd605e4457e7ec2174547973eb13f8fecdb7183d3f9818b1af7c4a0ac31eca7"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stderr] Running /opt/crater/target/debug/deps/replacing_buf_stream-f808c3da1a2b7828 [INFO] [stdout] [INFO] [stdout] running 17 tests [INFO] [stdout] test tests::one_buf_is_prefix_start ... ok [INFO] [stdout] test tests::one_buf_same_length_ends_prefix ... ok [INFO] [stdout] test tests::one_buf_is_prefix ... ok [INFO] [stdout] test tests::one_buf_is_not_prefix_shorter ... ok [INFO] [stdout] test tests::one_buf_is_not_prefix_longer ... ok [INFO] [stdout] test tests::one_buf_contains_prefix ... ok [INFO] [stdout] test tests::one_buf_starts_with_prefix ... ok [INFO] [stdout] test tests::stream ... ok [INFO] [stdout] test tests::stream_trailing_prefix ... ok [INFO] [stdout] test tests::three_bufs ... ok [INFO] [stdout] test tests::two_buf_with_suffix ... ok [INFO] [stdout] test tests::two_buf_wrong_ending ... ok [INFO] [stdout] test tests::two_buf_exact_match ... ok [INFO] [stdout] test tests::no_bufs ... ok [INFO] [stdout] test tests::two_buf_prefix_and_wrong_ending ... ok [INFO] [stdout] test tests::two_buf_with_prefix ... ok [INFO] [stdout] test tests::large_file ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::large_file stdout ---- [INFO] [stdout] thread 'tests::large_file' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55fbd46f5a0b - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x55fbd46f5a0b - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55fbd46f5a0b - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x55fbd46f5a0b - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x55fbd46f5a0b - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x55fbd46f567a - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x55fbd46f6180 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x55fbd46f5d02 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x55fbd46f5be6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x55fbd470bc8d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x55fbd46ca188 - core::result::unwrap_failed::h901281cb594e4cb1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x55fbd4581d7a - core::result::Result::unwrap::hf57d97a2c4179317 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/result.rs:800 [INFO] [stdout] 12: 0x55fbd4570cf3 - replacing_buf_stream::tests::large_file::h135f61dc1cd8ce91 [INFO] [stdout] at src/lib.rs:280 [INFO] [stdout] 13: 0x55fbd4570bea - replacing_buf_stream::tests::large_file::{{closure}}::h40c77f471cf76325 [INFO] [stdout] at src/lib.rs:272 [INFO] [stdout] 14: 0x55fbd458288e - core::ops::function::FnOnce::call_once::h42230cf16ae54524 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 15: 0x55fbd4591bdf - as core::ops::function::FnOnce>::call_once::h9568fda2c3b99042 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 16: 0x55fbd46f87aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x55fbd45ac1d8 - std::panicking::try::h4b4c6c15836266eb [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x55fbd45ac1d8 - std::panic::catch_unwind::h133691b514d0224c [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x55fbd45ac1d8 - test::run_test::run_test_inner::{{closure}}::h41355d9f207d71fe [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 20: 0x55fbd4587055 - std::sys_common::backtrace::__rust_begin_short_backtrace::h7c86e4012abd2d40 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 21: 0x55fbd458b1d5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h2ba9d55fec0ea776 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stdout] 22: 0x55fbd458b1d5 - as core::ops::function::FnOnce<()>>::call_once::hdf89f4d89df3dda3 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stdout] 23: 0x55fbd458b1d5 - std::panicking::try::do_call::h59b39c89384b7a2f [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stdout] 24: 0x55fbd46f87aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 25: 0x55fbd458b812 - std::panicking::try::h9fff34be50f16431 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stdout] 26: 0x55fbd458b812 - std::panic::catch_unwind::h7551856ff7c5e12a [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stdout] 27: 0x55fbd458b812 - std::thread::Builder::spawn_unchecked::{{closure}}::hafea48c774d796e7 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stdout] 28: 0x55fbd458b812 - core::ops::function::FnOnce::call_once{{vtable.shim}}::he5fe7b84ce5a3830 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stdout] 29: 0x55fbd46eacaf - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 30: 0x55fbd46f7f00 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stdout] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stdout] 31: 0x55fbd46f7f00 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 32: 0x55fbd46f7f00 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 33: 0x7f58c7e284a4 - start_thread [INFO] [stdout] 34: 0x7f58c7953d0f - __clone [INFO] [stdout] 35: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::large_file [INFO] [stdout] [INFO] [stdout] test result: FAILED. 16 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `"docker" "inspect" "3fd605e4457e7ec2174547973eb13f8fecdb7183d3f9818b1af7c4a0ac31eca7"` [INFO] running `"docker" "rm" "-f" "3fd605e4457e7ec2174547973eb13f8fecdb7183d3f9818b1af7c4a0ac31eca7"` [INFO] [stdout] 3fd605e4457e7ec2174547973eb13f8fecdb7183d3f9818b1af7c4a0ac31eca7