[INFO] crate oysterpack_log 0.1.0 is already in cache
[INFO] extracting crate oysterpack_log 0.1.0 into work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/oysterpack_log/0.1.0
[INFO] extracting crate oysterpack_log 0.1.0 into work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/oysterpack_log/0.1.0
[INFO] validating manifest of oysterpack_log-0.1.0 on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of oysterpack_log-0.1.0 on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing oysterpack_log-0.1.0
[INFO] finished frobbing oysterpack_log-0.1.0
[INFO] frobbed toml for oysterpack_log-0.1.0 written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/reg/oysterpack_log/0.1.0/Cargo.toml
[INFO] started frobbing oysterpack_log-0.1.0
[INFO] finished frobbing oysterpack_log-0.1.0
[INFO] frobbed toml for oysterpack_log-0.1.0 written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/oysterpack_log/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking oysterpack_log-0.1.0 against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-2/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/reg/oysterpack_log/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7d687632986adf8478784712c54733170eb54d62da407097a8003c1cdaefded8
[INFO] running `"docker" "start" "-a" "7d687632986adf8478784712c54733170eb54d62da407097a8003c1cdaefded8"`
[INFO] [stderr]    Compiling bitflags v0.8.2
[INFO] [stderr]    Compiling rustc-workspace-hack v1.0.0
[INFO] [stderr]    Compiling dot v0.1.4
[INFO] [stderr]    Compiling home v0.3.4
[INFO] [stderr]    Compiling shell-escape v0.1.4
[INFO] [stderr]    Compiling crossbeam-utils v0.5.0
[INFO] [stderr]     Checking oysterpack_macros v0.1.0
[INFO] [stderr]    Compiling syntex_pos v0.58.1
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling serde_ignored v0.0.4
[INFO] [stderr]    Compiling socket2 v0.3.8
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]     Checking fern v0.5.7
[INFO] [stderr]    Compiling tar v0.4.22
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling jobserver v0.1.13
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling syntex_errors v0.58.1
[INFO] [stderr]    Compiling globset v0.4.2
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling openssl-sys v0.9.42
[INFO] [stderr]    Compiling curl-sys v0.4.17
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling openssl v0.10.19
[INFO] [stderr]    Compiling syntex_syntax v0.58.1
[INFO] [stderr]    Compiling rustfix v0.4.4
[INFO] [stderr]    Compiling ignore v0.4.6
[INFO] [stderr]    Compiling crypto-hash v0.3.3
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling curl v0.4.20
[INFO] [stderr]    Compiling crates-io v0.18.0
[INFO] [stderr]    Compiling mml v0.1.41
[INFO] [stderr]    Compiling oysterpack_app_metadata v0.3.1
[INFO] [stderr]     Checking oysterpack_app_metadata_macros v0.1.0
[INFO] [stderr]    Compiling git2 v0.7.5
[INFO] [stderr]    Compiling git2-curl v0.8.2
[INFO] [stderr]    Compiling built v0.3.0
[INFO] [stderr]    Compiling cargo v0.30.0
[INFO] [stderr]    Compiling oysterpack_built v0.3.2
[INFO] [stderr]    Compiling oysterpack_log v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: failed to run custom build command for `oysterpack_log v0.1.0 (/opt/crater/workdir)`
[INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/oysterpack_log-c8ab09ff5018732e/build-script-build` (exit code: 101)
[INFO] [stderr] --- stderr
[INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }
[INFO] [stderr] 
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0: failure::backtrace::internal::InternalBacktrace::new::h1a049d8790442449 (0x55bbafdbfd62)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/internal.rs:44
[INFO] [stderr]    1: failure::backtrace::Backtrace::new::hd4376a4301610b29 (0x55bbafdbebbd)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/backtrace/mod.rs:111
[INFO] [stderr]    2: <failure::error::error_impl::ErrorImpl as core::convert::From<F>>::from::hdb4a2058caa3a0e7 (0x55bbafd9c479)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/error_impl.rs:19
[INFO] [stderr]    3: <failure::error::Error as core::convert::From<F>>::from::h21a9e9f9447a5948 (0x55bbafd9647f)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/failure-0.1.5/src/error/mod.rs:36
[INFO] [stderr]    4: <T as core::convert::Into<U>>::into::h0ff87f912621af0a (0x55bbaf9e915f)
[INFO] [stderr]              at /rustc/a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/src/libcore/convert.rs:501
[INFO] [stderr]    5: <core::result::Result<T,E> as cargo::util::errors::CargoResultExt<T,E>>::chain_err::{{closure}}::h4f59bc3fbdd8584a (0x55bbaf88d290)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.30.0/src/cargo/util/errors.rs:31
[INFO] [stderr]    6: core::result::Result<T,E>::map_err::hd227658e69713333 (0x55bbaf6ec055)
[INFO] [stderr]              at /rustc/a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/src/libcore/result.rs:520
[INFO] [stderr]    7: <core::result::Result<T,E> as cargo::util::errors::CargoResultExt<T,E>>::chain_err::h2ee434b6ceb459c3 (0x55bbaf6f9c94)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.30.0/src/cargo/util/errors.rs:30
[INFO] [stderr]    8: cargo::util::flock::Filesystem::open::h2e359ea0d55b2b3d (0x55bbaf5e8250)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.30.0/src/cargo/util/flock.rs:211
[INFO] [stderr]    9: cargo::util::flock::Filesystem::open_rw::hceb310058bfb1e1a (0x55bbaf5e7cee)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.30.0/src/cargo/util/flock.rs:167
[INFO] [stderr]   10: cargo::ops::lockfile::write_pkg_lockfile::h587e12911349a37e (0x55bbaf62008a)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.30.0/src/cargo/ops/lockfile.rs:94
[INFO] [stderr]   11: cargo::ops::resolve::resolve_with_registry::h5a138036d60c5ad9 (0x55bbaf78d792)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.30.0/src/cargo/ops/resolve.rs:122
[INFO] [stderr]   12: cargo::ops::resolve::resolve_ws::h1e8db6bab6f8435a (0x55bbaf78d245)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.30.0/src/cargo/ops/resolve.rs:18
[INFO] [stderr]   13: oysterpack_built::build_time::resolve::h89f8255ca585cfaf (0x55bbaf3f0c31)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/oysterpack_built-0.3.2/src/build_time/mod.rs:341
[INFO] [stderr]   14: oysterpack_built::build_time::build_dependency_graph::h0ba7282f951195a1 (0x55bbaf3ef20b)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/oysterpack_built-0.3.2/src/build_time/mod.rs:208
[INFO] [stderr]   15: oysterpack_built::build_time::run::{{closure}}::ha7ea8cd5f17aee30 (0x55bbaf3ee1f0)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/oysterpack_built-0.3.2/src/build_time/mod.rs:119
[INFO] [stderr]   16: oysterpack_built::build_time::run::haf66f36a535dbf73 (0x55bbaf3edf77)
[INFO] [stderr]              at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/oysterpack_built-0.3.2/src/build_time/mod.rs:143
[INFO] [stderr]   17: build_script_build::main::h67ff97bf56495eb6 (0x55bbaf3edc06)
[INFO] [stderr]              at /opt/crater/workdir/build.rs:20
[INFO] [stderr]   18: std::rt::lang_start::{{closure}}::h82b943a2615845a5 (0x55bbaf3edd8f)
[INFO] [stderr]              at /rustc/a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/src/libstd/rt.rs:64
[INFO] [stderr]   19: {{closure}} (0x55bbb01572f2)
[INFO] [stderr]              at src/libstd/rt.rs:49
[INFO] [stderr]       do_call<closure,i32>
[INFO] [stderr]              at src/libstd/panicking.rs:293
[INFO] [stderr]   20: __rust_maybe_catch_panic (0x55bbb015fc89)
[INFO] [stderr]              at src/libpanic_unwind/lib.rs:87
[INFO] [stderr]   21: try<i32,closure> (0x55bbb0157ebc)
[INFO] [stderr]              at src/libstd/panicking.rs:272
[INFO] [stderr]       catch_unwind<closure,i32>
[INFO] [stderr]              at src/libstd/panic.rs:388
[INFO] [stderr]       lang_start_internal
[INFO] [stderr]              at src/libstd/rt.rs:48
[INFO] [stderr]   22: std::rt::lang_start::ha4ed049a738bff5f (0x55bbaf3edd68)
[INFO] [stderr]              at /rustc/a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/src/libstd/rt.rs:64
[INFO] [stderr]   23: main (0x55bbaf3edc39)
[INFO] [stderr]   24: __libc_start_main (0x7fdb14a612e0)
[INFO] [stderr]   25: _start (0x55bbaf3edaf9)
[INFO] [stderr]   26: <unknown> (0x0)
[INFO] [stderr] 
[INFO] [stderr] failed to open: /opt/crater/workdir/Cargo.lock
[INFO] [stderr] 
[INFO] [stderr] failed to write /opt/crater/workdir/Cargo.lock', src/libcore/result.rs:997:5
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x55bbb01585e3 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h62b0d85f9c8a0c1e
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x55bbb015445b - std::sys_common::backtrace::_print::h7a1acbdfd9a46dca
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:71
[INFO] [stderr]    2:     0x55bbb01571e6 - std::panicking::default_hook::{{closure}}::h145cf58405d7b62e
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stderr]                                at src/libstd/panicking.rs:197
[INFO] [stderr]    3:     0x55bbb0156f79 - std::panicking::default_hook::h2c72f204748779fc
[INFO] [stderr]                                at src/libstd/panicking.rs:211
[INFO] [stderr]    4:     0x55bbb01578ef - std::panicking::rust_panic_with_hook::h0d1908ec672b6122
[INFO] [stderr]                                at src/libstd/panicking.rs:474
[INFO] [stderr]    5:     0x55bbb0157471 - std::panicking::continue_panic_fmt::h1b054ec5d85f42bd
[INFO] [stderr]                                at src/libstd/panicking.rs:381
[INFO] [stderr]    6:     0x55bbb0157355 - rust_begin_unwind
[INFO] [stderr]                                at src/libstd/panicking.rs:308
[INFO] [stderr]    7:     0x55bbb0173f3c - core::panicking::panic_fmt::h82d1666e474cde7a
[INFO] [stderr]                                at src/libcore/panicking.rs:85
[INFO] [stderr]    8:     0x55bbaf69adc9 - core::result::unwrap_failed::h1d937b9ec1f31aaa
[INFO] [stderr]                                at /rustc/a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/src/libcore/macros.rs:16
[INFO] [stderr]    9:     0x55bbaf4096d1 - core::result::Result<T,E>::unwrap::h9ece9980f053eefe
[INFO] [stderr]                                at /rustc/a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/src/libcore/result.rs:798
[INFO] [stderr]   10:     0x55bbaf3ef226 - oysterpack_built::build_time::build_dependency_graph::h0ba7282f951195a1
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/oysterpack_built-0.3.2/src/build_time/mod.rs:208
[INFO] [stderr]   11:     0x55bbaf3ee1f0 - oysterpack_built::build_time::run::{{closure}}::ha7ea8cd5f17aee30
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/oysterpack_built-0.3.2/src/build_time/mod.rs:119
[INFO] [stderr]   12:     0x55bbaf3edf77 - oysterpack_built::build_time::run::haf66f36a535dbf73
[INFO] [stderr]                                at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/oysterpack_built-0.3.2/src/build_time/mod.rs:143
[INFO] [stderr]   13:     0x55bbaf3edc06 - build_script_build::main::h67ff97bf56495eb6
[INFO] [stderr]                                at /opt/crater/workdir/build.rs:20
[INFO] [stderr]   14:     0x55bbaf3edd8f - std::rt::lang_start::{{closure}}::h82b943a2615845a5
[INFO] [stderr]                                at /rustc/a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/src/libstd/rt.rs:64
[INFO] [stderr]   15:     0x55bbb01572f2 - std::panicking::try::do_call::ha5fe25206b7efe63
[INFO] [stderr]                                at src/libstd/rt.rs:49
[INFO] [stderr]                                at src/libstd/panicking.rs:293
[INFO] [stderr]   16:     0x55bbb015fc89 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:87
[INFO] [stderr]   17:     0x55bbb0157ebc - std::rt::lang_start_internal::he0b4f394f16cd6fc
[INFO] [stderr]                                at src/libstd/panicking.rs:272
[INFO] [stderr]                                at src/libstd/panic.rs:388
[INFO] [stderr]                                at src/libstd/rt.rs:48
[INFO] [stderr]   18:     0x55bbaf3edd68 - std::rt::lang_start::ha4ed049a738bff5f
[INFO] [stderr]                                at /rustc/a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/src/libstd/rt.rs:64
[INFO] [stderr]   19:     0x55bbaf3edc39 - main
[INFO] [stderr]   20:     0x7fdb14a612e0 - __libc_start_main
[INFO] [stderr]   21:     0x55bbaf3edaf9 - _start
[INFO] [stderr]   22:                0x0 - <unknown>
[INFO] [stderr] 
[INFO] running `"docker" "inspect" "7d687632986adf8478784712c54733170eb54d62da407097a8003c1cdaefded8"`
[INFO] running `"docker" "rm" "-f" "7d687632986adf8478784712c54733170eb54d62da407097a8003c1cdaefded8"`
[INFO] [stdout] 7d687632986adf8478784712c54733170eb54d62da407097a8003c1cdaefded8