[INFO] crate confindent 1.1.0 is already in cache [INFO] extracting crate confindent 1.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/confindent/1.1.0 [INFO] extracting crate confindent 1.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/confindent/1.1.0 [INFO] validating manifest of confindent-1.1.0 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 confindent-1.1.0 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 confindent-1.1.0 [INFO] removed 2 missing examples [INFO] finished frobbing confindent-1.1.0 [INFO] frobbed toml for confindent-1.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/confindent/1.1.0/Cargo.toml [INFO] started frobbing confindent-1.1.0 [INFO] removed 2 missing examples [INFO] finished frobbing confindent-1.1.0 [INFO] frobbed toml for confindent-1.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/confindent/1.1.0/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] [stderr] Blocking waiting for file lock on package cache lock [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] [stderr] Blocking waiting for file lock on package cache [INFO] testing confindent-1.1.0 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-1/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/confindent/1.1.0:/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] 5b9f17e8a172bedaa6d633df374b6835dc3f7ca6f038bcef0b3b37eeaa9490ca [INFO] running `"docker" "start" "-a" "5b9f17e8a172bedaa6d633df374b6835dc3f7ca6f038bcef0b3b37eeaa9490ca"` [INFO] [stderr] Compiling confindent v1.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.71s [INFO] running `"docker" "inspect" "5b9f17e8a172bedaa6d633df374b6835dc3f7ca6f038bcef0b3b37eeaa9490ca"` [INFO] running `"docker" "rm" "-f" "5b9f17e8a172bedaa6d633df374b6835dc3f7ca6f038bcef0b3b37eeaa9490ca"` [INFO] [stdout] 5b9f17e8a172bedaa6d633df374b6835dc3f7ca6f038bcef0b3b37eeaa9490ca [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/confindent/1.1.0:/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] 0079e80e44edbf49fa2b31ca56f44baf8cc833768993c1cc1b9799493983388a [INFO] running `"docker" "start" "-a" "0079e80e44edbf49fa2b31ca56f44baf8cc833768993c1cc1b9799493983388a"` [INFO] [stderr] Compiling confindent v1.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.56s [INFO] running `"docker" "inspect" "0079e80e44edbf49fa2b31ca56f44baf8cc833768993c1cc1b9799493983388a"` [INFO] running `"docker" "rm" "-f" "0079e80e44edbf49fa2b31ca56f44baf8cc833768993c1cc1b9799493983388a"` [INFO] [stdout] 0079e80e44edbf49fa2b31ca56f44baf8cc833768993c1cc1b9799493983388a [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/confindent/1.1.0:/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] dfca9fce7c71aad4d2b06f74fd9a8e565c469195687487eda49379f20558d3e4 [INFO] running `"docker" "start" "-a" "dfca9fce7c71aad4d2b06f74fd9a8e565c469195687487eda49379f20558d3e4"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/crater/target/debug/deps/confindent-b27071ba91d5a5fc [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test tests::get_config_vec ... ok [INFO] [stdout] test tests::parse_config_nested_sections ... ok [INFO] [stdout] test tests::parse_config_two_sections_same_name ... ok [INFO] [stdout] test tests::parse_section_empty ... ok [INFO] [stdout] test tests::parse_config_two_sections ... ok [INFO] [stdout] test tests::parse_config_from_str ... ok [INFO] [stdout] test tests::parse_config_one_section ... ok [INFO] [stderr] Doc-tests confindent [INFO] [stdout] test tests::parse_config_from_file ... ok [INFO] [stdout] test tests::parse_section_onlyindent ... ok [INFO] [stdout] test tests::parse_section_noindent ... ok [INFO] [stdout] test tests::parse_section_indent ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test src/lib.rs - ConfParent::get_child_value (line 495) ... ok [INFO] [stdout] test src/lib.rs - ConfParent::get_children_mut (line 461) ... ok [INFO] [stdout] test src/lib.rs - ConfParent::get_child_mut (line 430) ... ok [INFO] [stdout] test src/lib.rs - ConfParent::create_child (line 479) ... ok [INFO] [stdout] test src/lib.rs - ConfParent::get_child (line 381) ... ok [INFO] [stdout] test src/lib.rs - ConfParent::get_children (line 412) ... ok [INFO] [stdout] test src/lib.rs - ConfSection::get_value (line 219) ... ok [INFO] [stdout] test src/lib.rs - ConfSection::set_value (line 194) ... ok [INFO] [stdout] test src/lib.rs - Confindent::from_file (line 38) ... ok [INFO] [stdout] test src/lib.rs - ConfSection::get_vec (line 241) ... ok [INFO] [stdout] test src/lib.rs - Confindent::to_file (line 51) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - Confindent::to_file (line 51) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5626ee351b8b - 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: 0x5626ee351b8b - 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: 0x5626ee351b8b - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5626ee351b8b - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5626ee351b8b - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5626ee351867 - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stdout] at src/libstd/panicking.rs:214 [INFO] [stdout] 6: 0x5626ee352250 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5626ee351dd2 - std::panicking::continue_panic_fmt::h0046167652be99a6 [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5626ee351cb6 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:311 [INFO] [stdout] 9: 0x5626ee36683d - core::panicking::panic_fmt::h8980489a6c4a44cb [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5626ee33e848 - core::result::unwrap_failed::h2efcb8a2dbf695a5 [INFO] [stdout] 11: 0x5626ee33e918 - core::result::Result::unwrap::hae0eae60748d74f1 [INFO] [stdout] 12: 0x5626ee33eba5 - rust_out::main::h1cf9155cb6204ee7 [INFO] [stdout] 13: 0x5626ee33e0a3 - std::rt::lang_start::{{closure}}::hcae6cf720578140e [INFO] [stdout] 14: 0x5626ee351ca3 - std::rt::lang_start_internal::{{closure}}::h055e1fdc5578d418 [INFO] [stdout] at src/libstd/rt.rs:49 [INFO] [stdout] 15: 0x5626ee351ca3 - std::panicking::try::do_call::h480cafa68c9928b4 [INFO] [stdout] at src/libstd/panicking.rs:296 [INFO] [stdout] 16: 0x5626ee353a1a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 17: 0x5626ee35275d - std::panicking::try::he0549d0299de204a [INFO] [stdout] at src/libstd/panicking.rs:275 [INFO] [stdout] 18: 0x5626ee35275d - std::panic::catch_unwind::h422dc2db98f03517 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 19: 0x5626ee35275d - std::rt::lang_start_internal::h121de03325a3f900 [INFO] [stdout] at src/libstd/rt.rs:48 [INFO] [stdout] 20: 0x5626ee33e085 - std::rt::lang_start::hf87e2ef1856a065b [INFO] [stdout] 21: 0x5626ee33ec0b - main [INFO] [stdout] 22: 0x7f43570b62e1 - __libc_start_main [INFO] [stdout] 23: 0x5626ee33cf3a - _start [INFO] [stdout] 24: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - Confindent::to_file (line 51) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 10 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `"docker" "inspect" "dfca9fce7c71aad4d2b06f74fd9a8e565c469195687487eda49379f20558d3e4"` [INFO] running `"docker" "rm" "-f" "dfca9fce7c71aad4d2b06f74fd9a8e565c469195687487eda49379f20558d3e4"` [INFO] [stdout] dfca9fce7c71aad4d2b06f74fd9a8e565c469195687487eda49379f20558d3e4