[INFO] cloning repository wraithan/cargo-bump
[INFO] running `"git" "clone" "--bare" "git://github.com/wraithan/cargo-bump.git" "work/cache/sources/gh/wraithan/cargo-bump"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/wraithan/cargo-bump'...
[INFO] running `"git" "clone" "work/cache/sources/gh/wraithan/cargo-bump" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/wraithan/cargo-bump"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/wraithan/cargo-bump'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/wraithan/cargo-bump" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/wraithan/cargo-bump"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/wraithan/cargo-bump'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 85c8a2f055877598a124176d089d984524a31812
[INFO] sha for GitHub repo wraithan/cargo-bump: 85c8a2f055877598a124176d089d984524a31812
[INFO] validating manifest of wraithan/cargo-bump on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of wraithan/cargo-bump on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing wraithan/cargo-bump
[INFO] finished frobbing wraithan/cargo-bump
[INFO] frobbed toml for wraithan/cargo-bump written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/wraithan/cargo-bump/Cargo.toml
[INFO] started frobbing wraithan/cargo-bump
[INFO] finished frobbing wraithan/cargo-bump
[INFO] frobbed toml for wraithan/cargo-bump written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/wraithan/cargo-bump/Cargo.toml
[INFO] crate wraithan/cargo-bump already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded byteorder v1.3.0
[INFO] [stderr]   Downloaded toml_edit v0.1.3
[INFO] [stderr]   Downloaded combine v3.6.6
[INFO] [stderr]   Downloaded serde_json v1.0.36
[INFO] [stderr]   Downloaded cargo_metadata v0.7.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing wraithan/cargo-bump against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/wraithan/cargo-bump:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] 0343033c72900459e7e07e1320f4ed9238d66af5f3d67065833773be5eac0057
[INFO] running `"docker" "start" "-a" "0343033c72900459e7e07e1320f4ed9238d66af5f3d67065833773be5eac0057"`
[INFO] [stderr]    Compiling libc v0.2.47
[INFO] [stderr]    Compiling proc-macro2 v0.4.26
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling byteorder v1.3.0
[INFO] [stderr]    Compiling serde v1.0.85
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling ascii v0.9.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]    Compiling combine v3.6.6
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.85
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.36
[INFO] [stderr]    Compiling cargo_metadata v0.7.0
[INFO] [stderr]    Compiling toml_edit v0.1.3
[INFO] [stderr] warning[E0502]: cannot borrow `v` as immutable because it is also borrowed as mutable
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/toml_edit-0.1.3/src/index.rs:55:65
[INFO] [stderr]    |
[INFO] [stderr] 44 |       fn index_or_insert<'v>(&self, v: &'v mut Item) -> &'v mut Item {
[INFO] [stderr]    |                          -- lifetime `'v` defined here
[INFO] [stderr] 45 | /         match *v {
[INFO] [stderr] 46 | |             Item::ArrayOfTables(ref mut vec) => {
[INFO] [stderr] 47 | |                 vec.values.get_mut(*self).expect("index out of bounds")
[INFO] [stderr] 48 | |             }
[INFO] [stderr] 49 | |             Item::Value(ref mut a) if a.is_array() => a
[INFO] [stderr]    | |                         --------- mutable borrow occurs here
[INFO] [stderr] ...  |
[INFO] [stderr] 55 | |             _ => panic!("cannot access index {} in {:?}", self, v),
[INFO] [stderr]    | |                                                                 ^ immutable borrow occurs here
[INFO] [stderr] 56 | |         }
[INFO] [stderr]    | |_________- returning this value requires that `v.0` is borrowed for `'v`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]    = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]    = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr] warning[E0502]: cannot borrow `v` as immutable because it is also borrowed as mutable
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/toml_edit-0.1.3/src/index.rs:88:63
[INFO] [stderr]    |
[INFO] [stderr] 70 |       fn index_or_insert<'v>(&self, v: &'v mut Item) -> &'v mut Item {
[INFO] [stderr]    |                          -- lifetime `'v` defined here
[INFO] [stderr] ...
[INFO] [stderr] 77 | /         match *v {
[INFO] [stderr] 78 | |             Item::Table(ref mut t) => t.entry(self).or_insert(Item::None),
[INFO] [stderr] 79 | |             Item::Value(ref mut v) if v.is_inline_table() => {
[INFO] [stderr]    | |                         --------- mutable borrow occurs here
[INFO] [stderr] 80 | |                 &mut v
[INFO] [stderr] ...  |
[INFO] [stderr] 88 | |             _ => panic!("cannot access key {} in {:?}", self, v),
[INFO] [stderr]    | |                                                               ^ immutable borrow occurs here
[INFO] [stderr] 89 | |         }
[INFO] [stderr]    | |_________- returning this value requires that `v.0` is borrowed for `'v`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]    = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]    = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling cargo-bump v1.0.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] running `"docker" "inspect" "0343033c72900459e7e07e1320f4ed9238d66af5f3d67065833773be5eac0057"`
[INFO] running `"docker" "rm" "-f" "0343033c72900459e7e07e1320f4ed9238d66af5f3d67065833773be5eac0057"`
[INFO] [stdout] 0343033c72900459e7e07e1320f4ed9238d66af5f3d67065833773be5eac0057
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/wraithan/cargo-bump:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 66a40c49521c5aa5736ce21881fa7dde4995a5a292f286f16cd01d6c42ac9e14
[INFO] running `"docker" "start" "-a" "66a40c49521c5aa5736ce21881fa7dde4995a5a292f286f16cd01d6c42ac9e14"`
[INFO] [stderr]    Compiling cargo-bump v1.0.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.75s
[INFO] running `"docker" "inspect" "66a40c49521c5aa5736ce21881fa7dde4995a5a292f286f16cd01d6c42ac9e14"`
[INFO] running `"docker" "rm" "-f" "66a40c49521c5aa5736ce21881fa7dde4995a5a292f286f16cd01d6c42ac9e14"`
[INFO] [stdout] 66a40c49521c5aa5736ce21881fa7dde4995a5a292f286f16cd01d6c42ac9e14
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/wraithan/cargo-bump:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] af0c6bacdda3547c3aa8ac596cf7d53d773bbf124616abe5d15109589718d328
[INFO] running `"docker" "start" "-a" "af0c6bacdda3547c3aa8ac596cf7d53d773bbf124616abe5d15109589718d328"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cargo_bump-2f0e0e292efa9a57
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test::toml_test_formatting_preserved_header_spaces ... ignored
[INFO] [stdout] test test::toml_test_formatting_preserved_space_around_replaced_value ... ignored
[INFO] [stdout] test test::toml_test_formatting_preserved_spaces ... ok
[INFO] [stdout] test test::toml_test_formatting_preserved_comments ... ok
[INFO] [stdout] test test::toml_test_dotted_headers ... ok
[INFO] [stdout] test test::toml_test_simple ... ok
[INFO] [stderr] error: test failed, to rerun pass '--bin cargo-bump'
[INFO] [stdout] test config::tests::version_arg_minor ... FAILED
[INFO] [stdout] test config::tests::version_bump_and_build ... FAILED
[INFO] [stdout] test config::tests::version_bump_and_pre ... FAILED
[INFO] [stdout] test config::tests::bump_arg_only ... FAILED
[INFO] [stdout] test config::tests::version_arg_string_good ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- config::tests::version_arg_minor stdout ----
[INFO] [stdout] thread 'config::tests::version_arg_minor' panicked at 'get cargo metadata: Error(CargoMetadata("    Blocking waiting for file lock on package cache lock\nerror: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n  failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n  Read-only file system (os error 30)\n"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace:
[INFO] [stdout]    0: error_chain::backtrace::imp::InternalBacktrace::new::h0ecadaca4f613c9a (0x562ef4b7ed24)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.0/src/backtrace.rs:56
[INFO] [stdout]    1: <error_chain::State as core::default::Default>::default::hc851bfa87eb3673d (0x562ef4b7d642)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.0/src/lib.rs:666
[INFO] [stdout]    2: cargo_metadata::errors::Error::from_kind::hb7a1127c448fdb55 (0x562ef4aff9fa)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo_metadata-0.7.0/<::error_chain::error_chain::impl_error_chain_processed macros>:53
[INFO] [stdout]    3: <cargo_metadata::errors::Error as core::convert::From<cargo_metadata::errors::ErrorKind>>::from::hf9923cef570be303 (0x562ef4affc08)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo_metadata-0.7.0/src/errors.rs:5
[INFO] [stdout]    4: <T as core::convert::Into<U>>::into::h4e6dbc6259749977 (0x562ef4aff318)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/convert.rs:540
[INFO] [stdout]    5: cargo_metadata::MetadataCommand::exec::h99db9ed1efebc76a (0x562ef4ab94f1)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo_metadata-0.7.0/src/lib.rs:423
[INFO] [stdout]    6: cargo_bump::config::Config::from_matches::h3a815ed040befdbc (0x562ef46d6344)
[INFO] [stdout]              at src/config.rs:81
[INFO] [stdout]    7: cargo_bump::config::tests::test_config::hfa331daab3ca3ddf (0x562ef46c443e)
[INFO] [stdout]              at src/config.rs:174
[INFO] [stdout]    8: cargo_bump::config::tests::version_arg_minor::h716dd1bae7a1d3d8 (0x562ef46c4abf)
[INFO] [stdout]              at src/config.rs:188
[INFO] [stdout]    9: cargo_bump::config::tests::version_arg_minor::{{closure}}::h10e6dada04f24044 (0x562ef46c49d9)
[INFO] [stdout]              at src/config.rs:186
[INFO] [stdout]   10: core::ops::function::FnOnce::call_once::h43e3f54c9e503098 (0x562ef46c6f2d)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231
[INFO] [stdout]   11: <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h7d12c58d88f85f52 (0x562ef46e55fe)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   12: __rust_maybe_catch_panic (0x562ef4bc2569)
[INFO] [stdout]              at src/libpanic_unwind/lib.rs:85
[INFO] [stdout]   13: std::panicking::try::h5ed77697f4b9cf5a (0x562ef46fffd7)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273
[INFO] [stdout]       std::panic::catch_unwind::hc3df70fd601bf96f
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388
[INFO] [stdout]       test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a
[INFO] [stdout]              at src/libtest/lib.rs:1466
[INFO] [stdout]   14: std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b (0x562ef46dab74)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77
[INFO] [stdout]   15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 (0x562ef46deb74)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470
[INFO] [stdout]       <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309
[INFO] [stdout]       std::panicking::try::do_call::h11328ad090f12422
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294
[INFO] [stdout]   16: __rust_maybe_catch_panic (0x562ef4bc2569)
[INFO] [stdout]              at src/libpanic_unwind/lib.rs:85
[INFO] [stdout]   17: std::panicking::try::hd00f486f5358e439 (0x562ef46df201)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273
[INFO] [stdout]       std::panic::catch_unwind::h78adeaedb9e59cb0
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388
[INFO] [stdout]       std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469
[INFO] [stdout]       core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231
[INFO] [stdout]   18: <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h146d737fe1c8556c (0x562ef4baf2be)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   19: <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h44ec2de830c4be09 (0x562ef4bc1caf)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]       std::sys_common::thread::start_thread::hed7ed434f3e17f57
[INFO] [stdout]              at src/libstd/sys_common/thread.rs:13
[INFO] [stdout]       std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b
[INFO] [stdout]              at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout]   20: start_thread (0x7fbe13a374a3)
[INFO] [stdout]   21: __clone (0x7fbe13562d0e)
[INFO] [stdout]   22: <unknown> (0x0)) } })', src/libcore/result.rs:999:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x562ef4bbab9b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stdout]    1:     0x562ef4bbab9b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x562ef4bbab9b - std::sys_common::backtrace::_print::hc8c584aa09df5c15
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stdout]    3:     0x562ef4bbab9b - std::sys_common::backtrace::print::h4828f56ae571c1ad
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stdout]    4:     0x562ef4bbab9b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3
[INFO] [stdout]                                at src/libstd/panicking.rs:198
[INFO] [stdout]    5:     0x562ef4bba82f - std::panicking::default_hook::h231e0e11400caad4
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    6:     0x562ef4bbb310 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2
[INFO] [stdout]                                at src/libstd/panicking.rs:475
[INFO] [stdout]    7:     0x562ef4bbae92 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab
[INFO] [stdout]                                at src/libstd/panicking.rs:382
[INFO] [stdout]    8:     0x562ef4bbad76 - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:309
[INFO] [stdout]    9:     0x562ef4bda4ed - core::panicking::panic_fmt::h5b6e1f42b8cc12be
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]   10:     0x562ef46c36f3 - core::result::unwrap_failed::hf5c3f9e033040a85
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18
[INFO] [stdout]   11:     0x562ef46c3ca8 - core::result::Result<T,E>::expect::hd40df72e3583243a
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:827
[INFO] [stdout]   12:     0x562ef46d6368 - cargo_bump::config::Config::from_matches::h3a815ed040befdbc
[INFO] [stdout]                                at src/config.rs:81
[INFO] [stdout]   13:     0x562ef46c443f - cargo_bump::config::tests::test_config::hfa331daab3ca3ddf
[INFO] [stdout]                                at src/config.rs:174
[INFO] [stdout]   14:     0x562ef46c4ac0 - cargo_bump::config::tests::version_arg_minor::h716dd1bae7a1d3d8
[INFO] [stdout]                                at src/config.rs:188
[INFO] [stdout]   15:     0x562ef46c49da - cargo_bump::config::tests::version_arg_minor::{{closure}}::h10e6dada04f24044
[INFO] [stdout]                                at src/config.rs:186
[INFO] [stdout]   16:     0x562ef46c6f2e - core::ops::function::FnOnce::call_once::h43e3f54c9e503098
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231
[INFO] [stdout]   17:     0x562ef46e55ff - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h7d12c58d88f85f52
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   18:     0x562ef4bc256a - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stdout]   19:     0x562ef46fffd8 - std::panicking::try::h5ed77697f4b9cf5a
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273
[INFO] [stdout]   20:     0x562ef46fffd8 - std::panic::catch_unwind::hc3df70fd601bf96f
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388
[INFO] [stdout]   21:     0x562ef46fffd8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a
[INFO] [stdout]                                at src/libtest/lib.rs:1466
[INFO] [stdout]   22:     0x562ef46dab75 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77
[INFO] [stdout]   23:     0x562ef46deb75 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470
[INFO] [stdout]   24:     0x562ef46deb75 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309
[INFO] [stdout]   25:     0x562ef46deb75 - std::panicking::try::do_call::h11328ad090f12422
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294
[INFO] [stdout]   26:     0x562ef4bc256a - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stdout]   27:     0x562ef46df202 - std::panicking::try::hd00f486f5358e439
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273
[INFO] [stdout]   28:     0x562ef46df202 - std::panic::catch_unwind::h78adeaedb9e59cb0
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388
[INFO] [stdout]   29:     0x562ef46df202 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469
[INFO] [stdout]   30:     0x562ef46df202 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231
[INFO] [stdout]   31:     0x562ef4baf2bf - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h146d737fe1c8556c
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   32:     0x562ef4bc1cb0 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h44ec2de830c4be09
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   33:     0x562ef4bc1cb0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:13
[INFO] [stdout]   34:     0x562ef4bc1cb0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout]   35:     0x7fbe13a374a4 - start_thread
[INFO] [stdout]   36:     0x7fbe13562d0f - __clone
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- config::tests::version_bump_and_build stdout ----
[INFO] [stdout] thread 'config::tests::version_bump_and_build' panicked at 'get cargo metadata: Error(CargoMetadata("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n  failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n  Read-only file system (os error 30)\n"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace:
[INFO] [stdout]    0: error_chain::backtrace::imp::InternalBacktrace::new::h0ecadaca4f613c9a (0x562ef4b7ed24)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.0/src/backtrace.rs:56
[INFO] [stdout]    1: <error_chain::State as core::default::Default>::default::hc851bfa87eb3673d (0x562ef4b7d642)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.0/src/lib.rs:666
[INFO] [stdout]    2: cargo_metadata::errors::Error::from_kind::hb7a1127c448fdb55 (0x562ef4aff9fa)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo_metadata-0.7.0/<::error_chain::error_chain::impl_error_chain_processed macros>:53
[INFO] [stdout]    3: <cargo_metadata::errors::Error as core::convert::From<cargo_metadata::errors::ErrorKind>>::from::hf9923cef570be303 (0x562ef4affc08)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo_metadata-0.7.0/src/errors.rs:5
[INFO] [stdout]    4: <T as core::convert::Into<U>>::into::h4e6dbc6259749977 (0x562ef4aff318)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/convert.rs:540
[INFO] [stdout]    5: cargo_metadata::MetadataCommand::exec::h99db9ed1efebc76a (0x562ef4ab94f1)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo_metadata-0.7.0/src/lib.rs:423
[INFO] [stdout]    6: cargo_bump::config::Config::from_matches::h3a815ed040befdbc (0x562ef46d6344)
[INFO] [stdout]              at src/config.rs:81
[INFO] [stdout]    7: cargo_bump::config::tests::test_config::hfa331daab3ca3ddf (0x562ef46c443e)
[INFO] [stdout]              at src/config.rs:174
[INFO] [stdout]    8: cargo_bump::config::tests::version_bump_and_build::hac58da738fbe668d (0x562ef46c4f7c)
[INFO] [stdout]              at src/config.rs:208
[INFO] [stdout]    9: cargo_bump::config::tests::version_bump_and_build::{{closure}}::h5feb940591e3e267 (0x562ef46c4ce9)
[INFO] [stdout]              at src/config.rs:201
[INFO] [stdout]   10: core::ops::function::FnOnce::call_once::ha949448faec9da10 (0x562ef46c701d)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231
[INFO] [stdout]   11: <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h7d12c58d88f85f52 (0x562ef46e55fe)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   12: __rust_maybe_catch_panic (0x562ef4bc2569)
[INFO] [stdout]              at src/libpanic_unwind/lib.rs:85
[INFO] [stdout]   13: std::panicking::try::h5ed77697f4b9cf5a (0x562ef46fffd7)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273
[INFO] [stdout]       std::panic::catch_unwind::hc3df70fd601bf96f
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388
[INFO] [stdout]       test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a
[INFO] [stdout]              at src/libtest/lib.rs:1466
[INFO] [stdout]   14: std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b (0x562ef46dab74)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77
[INFO] [stdout]   15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 (0x562ef46deb74)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470
[INFO] [stdout]       <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309
[INFO] [stdout]       std::panicking::try::do_call::h11328ad090f12422
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294
[INFO] [stdout]   16: __rust_maybe_catch_panic (0x562ef4bc2569)
[INFO] [stdout]              at src/libpanic_unwind/lib.rs:85
[INFO] [stdout]   17: std::panicking::try::hd00f486f5358e439 (0x562ef46df201)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273
[INFO] [stdout]       std::panic::catch_unwind::h78adeaedb9e59cb0
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388
[INFO] [stdout]       std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469
[INFO] [stdout]       core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231
[INFO] [stdout]   18: <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h146d737fe1c8556c (0x562ef4baf2be)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   19: <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h44ec2de830c4be09 (0x562ef4bc1caf)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]       std::sys_common::thread::start_thread::hed7ed434f3e17f57
[INFO] [stdout]              at src/libstd/sys_common/thread.rs:13
[INFO] [stdout]       std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b
[INFO] [stdout]              at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout]   20: start_thread (0x7fbe13a374a3)
[INFO] [stdout]   21: __clone (0x7fbe13562d0e)
[INFO] [stdout]   22: <unknown> (0x0)) } })', src/libcore/result.rs:999:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x562ef4bbab9b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stdout]    1:     0x562ef4bbab9b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x562ef4bbab9b - std::sys_common::backtrace::_print::hc8c584aa09df5c15
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stdout]    3:     0x562ef4bbab9b - std::sys_common::backtrace::print::h4828f56ae571c1ad
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stdout]    4:     0x562ef4bbab9b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3
[INFO] [stdout]                                at src/libstd/panicking.rs:198
[INFO] [stdout]    5:     0x562ef4bba82f - std::panicking::default_hook::h231e0e11400caad4
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    6:     0x562ef4bbb310 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2
[INFO] [stdout]                                at src/libstd/panicking.rs:475
[INFO] [stdout]    7:     0x562ef4bbae92 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab
[INFO] [stdout]                                at src/libstd/panicking.rs:382
[INFO] [stdout]    8:     0x562ef4bbad76 - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:309
[INFO] [stdout]    9:     0x562ef4bda4ed - core::panicking::panic_fmt::h5b6e1f42b8cc12be
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]   10:     0x562ef46c36f3 - core::result::unwrap_failed::hf5c3f9e033040a85
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18
[INFO] [stdout]   11:     0x562ef46c3ca8 - core::result::Result<T,E>::expect::hd40df72e3583243a
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:827
[INFO] [stdout]   12:     0x562ef46d6368 - cargo_bump::config::Config::from_matches::h3a815ed040befdbc
[INFO] [stdout]                                at src/config.rs:81
[INFO] [stdout]   13:     0x562ef46c443f - cargo_bump::config::tests::test_config::hfa331daab3ca3ddf
[INFO] [stdout]                                at src/config.rs:174
[INFO] [stdout]   14:     0x562ef46c4f7d - cargo_bump::config::tests::version_bump_and_build::hac58da738fbe668d
[INFO] [stdout]                                at src/config.rs:208
[INFO] [stdout]   15:     0x562ef46c4cea - cargo_bump::config::tests::version_bump_and_build::{{closure}}::h5feb940591e3e267
[INFO] [stdout]                                at src/config.rs:201
[INFO] [stdout]   16:     0x562ef46c701e - core::ops::function::FnOnce::call_once::ha949448faec9da10
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231
[INFO] [stdout]   17:     0x562ef46e55ff - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h7d12c58d88f85f52
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   18:     0x562ef4bc256a - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stdout]   19:     0x562ef46fffd8 - std::panicking::try::h5ed77697f4b9cf5a
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273
[INFO] [stdout]   20:     0x562ef46fffd8 - std::panic::catch_unwind::hc3df70fd601bf96f
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388
[INFO] [stdout]   21:     0x562ef46fffd8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a
[INFO] [stdout]                                at src/libtest/lib.rs:1466
[INFO] [stdout]   22:     0x562ef46dab75 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77
[INFO] [stdout]   23:     0x562ef46deb75 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470
[INFO] [stdout]   24:     0x562ef46deb75 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309
[INFO] [stdout]   25:     0x562ef46deb75 - std::panicking::try::do_call::h11328ad090f12422
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294
[INFO] [stdout]   26:     0x562ef4bc256a - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stdout]   27:     0x562ef46df202 - std::panicking::try::hd00f486f5358e439
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273
[INFO] [stdout]   28:     0x562ef46df202 - std::panic::catch_unwind::h78adeaedb9e59cb0
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388
[INFO] [stdout]   29:     0x562ef46df202 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469
[INFO] [stdout]   30:     0x562ef46df202 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231
[INFO] [stdout]   31:     0x562ef4baf2bf - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h146d737fe1c8556c
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   32:     0x562ef4bc1cb0 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h44ec2de830c4be09
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   33:     0x562ef4bc1cb0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:13
[INFO] [stdout]   34:     0x562ef4bc1cb0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout]   35:     0x7fbe13a374a4 - start_thread
[INFO] [stdout]   36:     0x7fbe13562d0f - __clone
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- config::tests::version_bump_and_pre stdout ----
[INFO] [stdout] thread 'config::tests::version_bump_and_pre' panicked at 'get cargo metadata: Error(CargoMetadata("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n  failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n  Read-only file system (os error 30)\n"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace:
[INFO] [stdout]    0: error_chain::backtrace::imp::InternalBacktrace::new::h0ecadaca4f613c9a (0x562ef4b7ed24)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.0/src/backtrace.rs:56
[INFO] [stdout]    1: <error_chain::State as core::default::Default>::default::hc851bfa87eb3673d (0x562ef4b7d642)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.0/src/lib.rs:666
[INFO] [stdout]    2: cargo_metadata::errors::Error::from_kind::hb7a1127c448fdb55 (0x562ef4aff9fa)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo_metadata-0.7.0/<::error_chain::error_chain::impl_error_chain_processed macros>:53
[INFO] [stdout]    3: <cargo_metadata::errors::Error as core::convert::From<cargo_metadata::errors::ErrorKind>>::from::hf9923cef570be303 (0x562ef4affc08)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo_metadata-0.7.0/src/errors.rs:5
[INFO] [stdout]    4: <T as core::convert::Into<U>>::into::h4e6dbc6259749977 (0x562ef4aff318)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/convert.rs:540
[INFO] [stdout]    5: cargo_metadata::MetadataCommand::exec::h99db9ed1efebc76a (0x562ef4ab94f1)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo_metadata-0.7.0/src/lib.rs:423
[INFO] [stdout]    6: cargo_bump::config::Config::from_matches::h3a815ed040befdbc (0x562ef46d6344)
[INFO] [stdout]              at src/config.rs:81
[INFO] [stdout]    7: cargo_bump::config::tests::test_config::hfa331daab3ca3ddf (0x562ef46c443e)
[INFO] [stdout]              at src/config.rs:174
[INFO] [stdout]    8: cargo_bump::config::tests::version_bump_and_pre::h47721119e451775b (0x562ef46c5357)
[INFO] [stdout]              at src/config.rs:219
[INFO] [stdout]    9: cargo_bump::config::tests::version_bump_and_pre::{{closure}}::h1a54031c2febd576 (0x562ef46c4fe9)
[INFO] [stdout]              at src/config.rs:212
[INFO] [stdout]   10: core::ops::function::FnOnce::call_once::h970df1649d2efce9 (0x562ef46c6fad)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231
[INFO] [stdout]   11: <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h7d12c58d88f85f52 (0x562ef46e55fe)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   12: __rust_maybe_catch_panic (0x562ef4bc2569)
[INFO] [stdout]              at src/libpanic_unwind/lib.rs:85
[INFO] [stdout]   13: std::panicking::try::h5ed77697f4b9cf5a (0x562ef46fffd7)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273
[INFO] [stdout]       std::panic::catch_unwind::hc3df70fd601bf96f
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388
[INFO] [stdout]       test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a
[INFO] [stdout]              at src/libtest/lib.rs:1466
[INFO] [stdout]   14: std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b (0x562ef46dab74)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77
[INFO] [stdout]   15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 (0x562ef46deb74)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470
[INFO] [stdout]       <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309
[INFO] [stdout]       std::panicking::try::do_call::h11328ad090f12422
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294
[INFO] [stdout]   16: __rust_maybe_catch_panic (0x562ef4bc2569)
[INFO] [stdout]              at src/libpanic_unwind/lib.rs:85
[INFO] [stdout]   17: std::panicking::try::hd00f486f5358e439 (0x562ef46df201)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273
[INFO] [stdout]       std::panic::catch_unwind::h78adeaedb9e59cb0
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388
[INFO] [stdout]       std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469
[INFO] [stdout]       core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231
[INFO] [stdout]   18: <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h146d737fe1c8556c (0x562ef4baf2be)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   19: <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h44ec2de830c4be09 (0x562ef4bc1caf)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]       std::sys_common::thread::start_thread::hed7ed434f3e17f57
[INFO] [stdout]              at src/libstd/sys_common/thread.rs:13
[INFO] [stdout]       std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b
[INFO] [stdout]              at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout]   20: start_thread (0x7fbe13a374a3)
[INFO] [stdout]   21: __clone (0x7fbe13562d0e)
[INFO] [stdout]   22: <unknown> (0x0)) } })', src/libcore/result.rs:999:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x562ef4bbab9b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stdout]    1:     0x562ef4bbab9b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x562ef4bbab9b - std::sys_common::backtrace::_print::hc8c584aa09df5c15
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stdout]    3:     0x562ef4bbab9b - std::sys_common::backtrace::print::h4828f56ae571c1ad
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stdout]    4:     0x562ef4bbab9b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3
[INFO] [stdout]                                at src/libstd/panicking.rs:198
[INFO] [stdout]    5:     0x562ef4bba82f - std::panicking::default_hook::h231e0e11400caad4
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    6:     0x562ef4bbb310 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2
[INFO] [stdout]                                at src/libstd/panicking.rs:475
[INFO] [stdout]    7:     0x562ef4bbae92 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab
[INFO] [stdout]                                at src/libstd/panicking.rs:382
[INFO] [stdout]    8:     0x562ef4bbad76 - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:309
[INFO] [stdout]    9:     0x562ef4bda4ed - core::panicking::panic_fmt::h5b6e1f42b8cc12be
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]   10:     0x562ef46c36f3 - core::result::unwrap_failed::hf5c3f9e033040a85
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18
[INFO] [stdout]   11:     0x562ef46c3ca8 - core::result::Result<T,E>::expect::hd40df72e3583243a
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:827
[INFO] [stdout]   12:     0x562ef46d6368 - cargo_bump::config::Config::from_matches::h3a815ed040befdbc
[INFO] [stdout]                                at src/config.rs:81
[INFO] [stdout]   13:     0x562ef46c443f - cargo_bump::config::tests::test_config::hfa331daab3ca3ddf
[INFO] [stdout]                                at src/config.rs:174
[INFO] [stdout]   14:     0x562ef46c5358 - cargo_bump::config::tests::version_bump_and_pre::h47721119e451775b
[INFO] [stdout]                                at src/config.rs:219
[INFO] [stdout]   15:     0x562ef46c4fea - cargo_bump::config::tests::version_bump_and_pre::{{closure}}::h1a54031c2febd576
[INFO] [stdout]                                at src/config.rs:212
[INFO] [stdout]   16:     0x562ef46c6fae - core::ops::function::FnOnce::call_once::h970df1649d2efce9
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231
[INFO] [stdout]   17:     0x562ef46e55ff - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h7d12c58d88f85f52
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   18:     0x562ef4bc256a - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stdout]   19:     0x562ef46fffd8 - std::panicking::try::h5ed77697f4b9cf5a
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273
[INFO] [stdout]   20:     0x562ef46fffd8 - std::panic::catch_unwind::hc3df70fd601bf96f
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388
[INFO] [stdout]   21:     0x562ef46fffd8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a
[INFO] [stdout]                                at src/libtest/lib.rs:1466
[INFO] [stdout]   22:     0x562ef46dab75 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77
[INFO] [stdout]   23:     0x562ef46deb75 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470
[INFO] [stdout]   24:     0x562ef46deb75 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309
[INFO] [stdout]   25:     0x562ef46deb75 - std::panicking::try::do_call::h11328ad090f12422
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294
[INFO] [stdout]   26:     0x562ef4bc256a - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stdout]   27:     0x562ef46df202 - std::panicking::try::hd00f486f5358e439
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273
[INFO] [stdout]   28:     0x562ef46df202 - std::panic::catch_unwind::h78adeaedb9e59cb0
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388
[INFO] [stdout]   29:     0x562ef46df202 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469
[INFO] [stdout]   30:     0x562ef46df202 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231
[INFO] [stdout]   31:     0x562ef4baf2bf - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h146d737fe1c8556c
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   32:     0x562ef4bc1cb0 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h44ec2de830c4be09
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   33:     0x562ef4bc1cb0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:13
[INFO] [stdout]   34:     0x562ef4bc1cb0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout]   35:     0x7fbe13a374a4 - start_thread
[INFO] [stdout]   36:     0x7fbe13562d0f - __clone
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- config::tests::bump_arg_only stdout ----
[INFO] [stdout] thread 'config::tests::bump_arg_only' panicked at 'get cargo metadata: Error(CargoMetadata("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n  failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n  Read-only file system (os error 30)\n"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace:
[INFO] [stdout]    0: error_chain::backtrace::imp::InternalBacktrace::new::h0ecadaca4f613c9a (0x562ef4b7ed24)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.0/src/backtrace.rs:56
[INFO] [stdout]    1: <error_chain::State as core::default::Default>::default::hc851bfa87eb3673d (0x562ef4b7d642)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.0/src/lib.rs:666
[INFO] [stdout]    2: cargo_metadata::errors::Error::from_kind::hb7a1127c448fdb55 (0x562ef4aff9fa)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo_metadata-0.7.0/<::error_chain::error_chain::impl_error_chain_processed macros>:53
[INFO] [stdout]    3: <cargo_metadata::errors::Error as core::convert::From<cargo_metadata::errors::ErrorKind>>::from::hf9923cef570be303 (0x562ef4affc08)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo_metadata-0.7.0/src/errors.rs:5
[INFO] [stdout]    4: <T as core::convert::Into<U>>::into::h4e6dbc6259749977 (0x562ef4aff318)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/convert.rs:540
[INFO] [stdout]    5: cargo_metadata::MetadataCommand::exec::h99db9ed1efebc76a (0x562ef4ab94f1)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo_metadata-0.7.0/src/lib.rs:423
[INFO] [stdout]    6: cargo_bump::config::Config::from_matches::h3a815ed040befdbc (0x562ef46d6344)
[INFO] [stdout]              at src/config.rs:81
[INFO] [stdout]    7: cargo_bump::config::tests::test_config::hfa331daab3ca3ddf (0x562ef46c443e)
[INFO] [stdout]              at src/config.rs:174
[INFO] [stdout]    8: cargo_bump::config::tests::bump_arg_only::h492a5bb43a17e657 (0x562ef46c497c)
[INFO] [stdout]              at src/config.rs:182
[INFO] [stdout]    9: cargo_bump::config::tests::bump_arg_only::{{closure}}::hb47c4feff88a7345 (0x562ef46c48a9)
[INFO] [stdout]              at src/config.rs:180
[INFO] [stdout]   10: core::ops::function::FnOnce::call_once::h0ecf324f3bb2c3d1 (0x562ef46c6eed)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231
[INFO] [stdout]   11: <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h7d12c58d88f85f52 (0x562ef46e55fe)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   12: __rust_maybe_catch_panic (0x562ef4bc2569)
[INFO] [stdout]              at src/libpanic_unwind/lib.rs:85
[INFO] [stdout]   13: std::panicking::try::h5ed77697f4b9cf5a (0x562ef46fffd7)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273
[INFO] [stdout]       std::panic::catch_unwind::hc3df70fd601bf96f
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388
[INFO] [stdout]       test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a
[INFO] [stdout]              at src/libtest/lib.rs:1466
[INFO] [stdout]   14: std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b (0x562ef46dab74)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77
[INFO] [stdout]   15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 (0x562ef46deb74)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470
[INFO] [stdout]       <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309
[INFO] [stdout]       std::panicking::try::do_call::h11328ad090f12422
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294
[INFO] [stdout]   16: __rust_maybe_catch_panic (0x562ef4bc2569)
[INFO] [stdout]              at src/libpanic_unwind/lib.rs:85
[INFO] [stdout]   17: std::panicking::try::hd00f486f5358e439 (0x562ef46df201)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273
[INFO] [stdout]       std::panic::catch_unwind::h78adeaedb9e59cb0
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388
[INFO] [stdout]       std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469
[INFO] [stdout]       core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231
[INFO] [stdout]   18: <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h146d737fe1c8556c (0x562ef4baf2be)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   19: <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h44ec2de830c4be09 (0x562ef4bc1caf)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]       std::sys_common::thread::start_thread::hed7ed434f3e17f57
[INFO] [stdout]              at src/libstd/sys_common/thread.rs:13
[INFO] [stdout]       std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b
[INFO] [stdout]              at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout]   20: start_thread (0x7fbe13a374a3)
[INFO] [stdout]   21: __clone (0x7fbe13562d0e)
[INFO] [stdout]   22: <unknown> (0x0)) } })', src/libcore/result.rs:999:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x562ef4bbab9b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stdout]    1:     0x562ef4bbab9b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x562ef4bbab9b - std::sys_common::backtrace::_print::hc8c584aa09df5c15
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stdout]    3:     0x562ef4bbab9b - std::sys_common::backtrace::print::h4828f56ae571c1ad
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stdout]    4:     0x562ef4bbab9b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3
[INFO] [stdout]                                at src/libstd/panicking.rs:198
[INFO] [stdout]    5:     0x562ef4bba82f - std::panicking::default_hook::h231e0e11400caad4
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    6:     0x562ef4bbb310 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2
[INFO] [stdout]                                at src/libstd/panicking.rs:475
[INFO] [stdout]    7:     0x562ef4bbae92 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab
[INFO] [stdout]                                at src/libstd/panicking.rs:382
[INFO] [stdout]    8:     0x562ef4bbad76 - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:309
[INFO] [stdout]    9:     0x562ef4bda4ed - core::panicking::panic_fmt::h5b6e1f42b8cc12be
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]   10:     0x562ef46c36f3 - core::result::unwrap_failed::hf5c3f9e033040a85
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18
[INFO] [stdout]   11:     0x562ef46c3ca8 - core::result::Result<T,E>::expect::hd40df72e3583243a
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:827
[INFO] [stdout]   12:     0x562ef46d6368 - cargo_bump::config::Config::from_matches::h3a815ed040befdbc
[INFO] [stdout]                                at src/config.rs:81
[INFO] [stdout]   13:     0x562ef46c443f - cargo_bump::config::tests::test_config::hfa331daab3ca3ddf
[INFO] [stdout]                                at src/config.rs:174
[INFO] [stdout]   14:     0x562ef46c497d - cargo_bump::config::tests::bump_arg_only::h492a5bb43a17e657
[INFO] [stdout]                                at src/config.rs:182
[INFO] [stdout]   15:     0x562ef46c48aa - cargo_bump::config::tests::bump_arg_only::{{closure}}::hb47c4feff88a7345
[INFO] [stdout]                                at src/config.rs:180
[INFO] [stdout]   16:     0x562ef46c6eee - core::ops::function::FnOnce::call_once::h0ecf324f3bb2c3d1
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231
[INFO] [stdout]   17:     0x562ef46e55ff - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h7d12c58d88f85f52
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   18:     0x562ef4bc256a - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stdout]   19:     0x562ef46fffd8 - std::panicking::try::h5ed77697f4b9cf5a
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273
[INFO] [stdout]   20:     0x562ef46fffd8 - std::panic::catch_unwind::hc3df70fd601bf96f
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388
[INFO] [stdout]   21:     0x562ef46fffd8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a
[INFO] [stdout]                                at src/libtest/lib.rs:1466
[INFO] [stdout]   22:     0x562ef46dab75 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77
[INFO] [stdout]   23:     0x562ef46deb75 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470
[INFO] [stdout]   24:     0x562ef46deb75 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309
[INFO] [stdout]   25:     0x562ef46deb75 - std::panicking::try::do_call::h11328ad090f12422
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294
[INFO] [stdout]   26:     0x562ef4bc256a - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stdout]   27:     0x562ef46df202 - std::panicking::try::hd00f486f5358e439
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273
[INFO] [stdout]   28:     0x562ef46df202 - std::panic::catch_unwind::h78adeaedb9e59cb0
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388
[INFO] [stdout]   29:     0x562ef46df202 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469
[INFO] [stdout]   30:     0x562ef46df202 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231
[INFO] [stdout]   31:     0x562ef4baf2bf - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h146d737fe1c8556c
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   32:     0x562ef4bc1cb0 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h44ec2de830c4be09
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   33:     0x562ef4bc1cb0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:13
[INFO] [stdout]   34:     0x562ef4bc1cb0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout]   35:     0x7fbe13a374a4 - start_thread
[INFO] [stdout]   36:     0x7fbe13562d0f - __clone
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- config::tests::version_arg_string_good stdout ----
[INFO] [stdout] thread 'config::tests::version_arg_string_good' panicked at 'get cargo metadata: Error(CargoMetadata("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n  failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n  Read-only file system (os error 30)\n"), State { next_error: None, backtrace: InternalBacktrace { backtrace: Some(stack backtrace:
[INFO] [stdout]    0: error_chain::backtrace::imp::InternalBacktrace::new::h0ecadaca4f613c9a (0x562ef4b7ed24)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.0/src/backtrace.rs:56
[INFO] [stdout]    1: <error_chain::State as core::default::Default>::default::hc851bfa87eb3673d (0x562ef4b7d642)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/error-chain-0.12.0/src/lib.rs:666
[INFO] [stdout]    2: cargo_metadata::errors::Error::from_kind::hb7a1127c448fdb55 (0x562ef4aff9fa)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo_metadata-0.7.0/<::error_chain::error_chain::impl_error_chain_processed macros>:53
[INFO] [stdout]    3: <cargo_metadata::errors::Error as core::convert::From<cargo_metadata::errors::ErrorKind>>::from::hf9923cef570be303 (0x562ef4affc08)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo_metadata-0.7.0/src/errors.rs:5
[INFO] [stdout]    4: <T as core::convert::Into<U>>::into::h4e6dbc6259749977 (0x562ef4aff318)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/convert.rs:540
[INFO] [stdout]    5: cargo_metadata::MetadataCommand::exec::h99db9ed1efebc76a (0x562ef4ab94f1)
[INFO] [stdout]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo_metadata-0.7.0/src/lib.rs:423
[INFO] [stdout]    6: cargo_bump::config::Config::from_matches::h3a815ed040befdbc (0x562ef46d6344)
[INFO] [stdout]              at src/config.rs:81
[INFO] [stdout]    7: cargo_bump::config::tests::test_config::hfa331daab3ca3ddf (0x562ef46c443e)
[INFO] [stdout]              at src/config.rs:174
[INFO] [stdout]    8: cargo_bump::config::tests::version_arg_string_good::hdb08821f05dbd4a1 (0x562ef46c4c85)
[INFO] [stdout]              at src/config.rs:194
[INFO] [stdout]    9: cargo_bump::config::tests::version_arg_string_good::{{closure}}::h4eedc793f054a492 (0x562ef46c4b19)
[INFO] [stdout]              at src/config.rs:192
[INFO] [stdout]   10: core::ops::function::FnOnce::call_once::h674ad233973f5bdd (0x562ef46c6f6d)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231
[INFO] [stdout]   11: <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h7d12c58d88f85f52 (0x562ef46e55fe)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   12: __rust_maybe_catch_panic (0x562ef4bc2569)
[INFO] [stdout]              at src/libpanic_unwind/lib.rs:85
[INFO] [stdout]   13: std::panicking::try::h5ed77697f4b9cf5a (0x562ef46fffd7)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273
[INFO] [stdout]       std::panic::catch_unwind::hc3df70fd601bf96f
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388
[INFO] [stdout]       test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a
[INFO] [stdout]              at src/libtest/lib.rs:1466
[INFO] [stdout]   14: std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b (0x562ef46dab74)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77
[INFO] [stdout]   15: std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6 (0x562ef46deb74)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470
[INFO] [stdout]       <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309
[INFO] [stdout]       std::panicking::try::do_call::h11328ad090f12422
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294
[INFO] [stdout]   16: __rust_maybe_catch_panic (0x562ef4bc2569)
[INFO] [stdout]              at src/libpanic_unwind/lib.rs:85
[INFO] [stdout]   17: std::panicking::try::hd00f486f5358e439 (0x562ef46df201)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273
[INFO] [stdout]       std::panic::catch_unwind::h78adeaedb9e59cb0
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388
[INFO] [stdout]       std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469
[INFO] [stdout]       core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231
[INFO] [stdout]   18: <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h146d737fe1c8556c (0x562ef4baf2be)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   19: <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h44ec2de830c4be09 (0x562ef4bc1caf)
[INFO] [stdout]              at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]       std::sys_common::thread::start_thread::hed7ed434f3e17f57
[INFO] [stdout]              at src/libstd/sys_common/thread.rs:13
[INFO] [stdout]       std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b
[INFO] [stdout]              at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout]   20: start_thread (0x7fbe13a374a3)
[INFO] [stdout]   21: __clone (0x7fbe13562d0e)
[INFO] [stdout]   22: <unknown> (0x0)) } })', src/libcore/result.rs:999:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x562ef4bbab9b - backtrace::backtrace::libunwind::trace::h98ebe34dc63b52e3
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88
[INFO] [stdout]    1:     0x562ef4bbab9b - backtrace::backtrace::trace_unsynchronized::hd041341a38fdc1ca
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x562ef4bbab9b - std::sys_common::backtrace::_print::hc8c584aa09df5c15
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:47
[INFO] [stdout]    3:     0x562ef4bbab9b - std::sys_common::backtrace::print::h4828f56ae571c1ad
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:36
[INFO] [stdout]    4:     0x562ef4bbab9b - std::panicking::default_hook::{{closure}}::h69fce690c9f4b3d3
[INFO] [stdout]                                at src/libstd/panicking.rs:198
[INFO] [stdout]    5:     0x562ef4bba82f - std::panicking::default_hook::h231e0e11400caad4
[INFO] [stdout]                                at src/libstd/panicking.rs:209
[INFO] [stdout]    6:     0x562ef4bbb310 - std::panicking::rust_panic_with_hook::h8c0d039880f491f2
[INFO] [stdout]                                at src/libstd/panicking.rs:475
[INFO] [stdout]    7:     0x562ef4bbae92 - std::panicking::continue_panic_fmt::hd71af4da4e8103ab
[INFO] [stdout]                                at src/libstd/panicking.rs:382
[INFO] [stdout]    8:     0x562ef4bbad76 - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:309
[INFO] [stdout]    9:     0x562ef4bda4ed - core::panicking::panic_fmt::h5b6e1f42b8cc12be
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]   10:     0x562ef46c36f3 - core::result::unwrap_failed::hf5c3f9e033040a85
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/macros.rs:18
[INFO] [stdout]   11:     0x562ef46c3ca8 - core::result::Result<T,E>::expect::hd40df72e3583243a
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/result.rs:827
[INFO] [stdout]   12:     0x562ef46d6368 - cargo_bump::config::Config::from_matches::h3a815ed040befdbc
[INFO] [stdout]                                at src/config.rs:81
[INFO] [stdout]   13:     0x562ef46c443f - cargo_bump::config::tests::test_config::hfa331daab3ca3ddf
[INFO] [stdout]                                at src/config.rs:174
[INFO] [stdout]   14:     0x562ef46c4c86 - cargo_bump::config::tests::version_arg_string_good::hdb08821f05dbd4a1
[INFO] [stdout]                                at src/config.rs:194
[INFO] [stdout]   15:     0x562ef46c4b1a - cargo_bump::config::tests::version_arg_string_good::{{closure}}::h4eedc793f054a492
[INFO] [stdout]                                at src/config.rs:192
[INFO] [stdout]   16:     0x562ef46c6f6e - core::ops::function::FnOnce::call_once::h674ad233973f5bdd
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231
[INFO] [stdout]   17:     0x562ef46e55ff - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h7d12c58d88f85f52
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   18:     0x562ef4bc256a - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stdout]   19:     0x562ef46fffd8 - std::panicking::try::h5ed77697f4b9cf5a
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273
[INFO] [stdout]   20:     0x562ef46fffd8 - std::panic::catch_unwind::hc3df70fd601bf96f
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388
[INFO] [stdout]   21:     0x562ef46fffd8 - test::run_test::run_test_inner::{{closure}}::haf52e514bd7b7a7a
[INFO] [stdout]                                at src/libtest/lib.rs:1466
[INFO] [stdout]   22:     0x562ef46dab75 - std::sys_common::backtrace::__rust_begin_short_backtrace::he61de6f42984ba1b
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/sys_common/backtrace.rs:77
[INFO] [stdout]   23:     0x562ef46deb75 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h583331a58084cfa6
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:470
[INFO] [stdout]   24:     0x562ef46deb75 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h730d3f044d244375
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:309
[INFO] [stdout]   25:     0x562ef46deb75 - std::panicking::try::do_call::h11328ad090f12422
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:294
[INFO] [stdout]   26:     0x562ef4bc256a - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:85
[INFO] [stdout]   27:     0x562ef46df202 - std::panicking::try::hd00f486f5358e439
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panicking.rs:273
[INFO] [stdout]   28:     0x562ef46df202 - std::panic::catch_unwind::h78adeaedb9e59cb0
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/panic.rs:388
[INFO] [stdout]   29:     0x562ef46df202 - std::thread::Builder::spawn_unchecked::{{closure}}::ha2637f22a0fb0434
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libstd/thread/mod.rs:469
[INFO] [stdout]   30:     0x562ef46df202 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h86e6656f4f46649d
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/libcore/ops/function.rs:231
[INFO] [stdout]   31:     0x562ef4baf2bf - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h146d737fe1c8556c
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   32:     0x562ef4bc1cb0 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h44ec2de830c4be09
[INFO] [stdout]                                at /rustc/e212b7d492c96d3837691ba29d32d5f468933fb8/src/liballoc/boxed.rs:746
[INFO] [stdout]   33:     0x562ef4bc1cb0 - std::sys_common::thread::start_thread::hed7ed434f3e17f57
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:13
[INFO] [stdout]   34:     0x562ef4bc1cb0 - std::sys::unix::thread::Thread::new::thread_start::h62b89907378dc35b
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout]   35:     0x7fbe13a374a4 - start_thread
[INFO] [stdout]   36:     0x7fbe13562d0f - __clone
[INFO] [stdout]   37:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     config::tests::bump_arg_only
[INFO] [stdout]     config::tests::version_arg_minor
[INFO] [stdout]     config::tests::version_arg_string_good
[INFO] [stdout]     config::tests::version_bump_and_build
[INFO] [stdout]     config::tests::version_bump_and_pre
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 5 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "af0c6bacdda3547c3aa8ac596cf7d53d773bbf124616abe5d15109589718d328"`
[INFO] running `"docker" "rm" "-f" "af0c6bacdda3547c3aa8ac596cf7d53d773bbf124616abe5d15109589718d328"`
[INFO] [stdout] af0c6bacdda3547c3aa8ac596cf7d53d773bbf124616abe5d15109589718d328