[INFO] cloning repository danger/rust [INFO] running `"git" "clone" "--bare" "git://github.com/danger/rust.git" "work/cache/sources/gh/danger/rust"` [INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/danger/rust'... [INFO] running `"git" "clone" "work/cache/sources/gh/danger/rust" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/danger/rust"` [INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/danger/rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/danger/rust" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/danger/rust"` [INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/danger/rust'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] f0f9603f57edae1b0e333d15dbba053e6cfc5e7b [INFO] sha for GitHub repo danger/rust: f0f9603f57edae1b0e333d15dbba053e6cfc5e7b [INFO] validating manifest of danger/rust on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of danger/rust on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing danger/rust [INFO] finished frobbing danger/rust [INFO] frobbed toml for danger/rust written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/danger/rust/Cargo.toml [INFO] started frobbing danger/rust [INFO] finished frobbing danger/rust [INFO] frobbed toml for danger/rust written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/danger/rust/Cargo.toml [INFO] crate danger/rust has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded Inflector v0.6.0 [INFO] [stderr] Downloaded schemafy v0.4.4 [INFO] [stderr] Downloaded schemafy_snapshot v0.4.1 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking danger/rust against try#290ac7b29f41ff9fa5232f9a1116ea71a3501063 for pr-58899 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-5/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/danger/rust:/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" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] aa3f84f1cb19cfba32c1aff1388dd1dc2db4787c8c32e343d587f3aff9cb481f [INFO] running `"docker" "start" "-a" "aa3f84f1cb19cfba32c1aff1388dd1dc2db4787c8c32e343d587f3aff9cb481f"` [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Checking itertools v0.5.10 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Checking Inflector v0.6.0 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Compiling schemafy_snapshot v0.4.1 [INFO] [stderr] Compiling schemafy v0.4.4 [INFO] [stderr] error: failed to run custom build command for `schemafy v0.4.4` [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/schemafy-54b77d3053028e21/build-script-build` (exit code: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rerun-if-changed=src/schema.json [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] error: 'rustfmt' is not installed for the toolchain '290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt' [INFO] [stderr] To install, run `rustup component add rustfmt` [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', src/libcore/result.rs:997:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x557545b5b363 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h056765bf7a6b94bc [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x557545b5749b - std::sys_common::backtrace::_print::h48c5077c6bf731a6 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x557545b5a1f6 - std::panicking::default_hook::{{closure}}::h10685ecc5722a441 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x557545b59f89 - std::panicking::default_hook::h962219f3c37ea293 [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x557545b5a84f - std::panicking::rust_panic_with_hook::h64946f613bc1f993 [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x557545b5a3d1 - std::panicking::continue_panic_fmt::hf37e5663974ab49e [INFO] [stderr] at src/libstd/panicking.rs:381 [INFO] [stderr] 6: 0x557545b5a2b5 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:308 [INFO] [stderr] 7: 0x557545b72c4c - core::panicking::panic_fmt::hd5d962f115ecff18 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 8: 0x557545a67832 - core::result::unwrap_failed::h72339d74c7ac95bc [INFO] [stderr] at /rustc/290ac7b29f41ff9fa5232f9a1116ea71a3501063/src/libcore/macros.rs:16 [INFO] [stderr] 9: 0x557545a672b6 - >::unwrap::h974705fdfae9263e [INFO] [stderr] at /rustc/290ac7b29f41ff9fa5232f9a1116ea71a3501063/src/libcore/result.rs:798 [INFO] [stderr] 10: 0x557545a68531 - build_script_build::main::h2b72fa5e756432bb [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/schemafy-0.4.4/build.rs:22 [INFO] [stderr] 11: 0x557545a68aef - std::rt::lang_start::{{closure}}::hda669a8964fd7eaa [INFO] [stderr] at /rustc/290ac7b29f41ff9fa5232f9a1116ea71a3501063/src/libstd/rt.rs:64 [INFO] [stderr] 12: 0x557545b5a2a2 - std::panicking::try::do_call::hd4ef0f120dffc383 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] at src/libstd/panicking.rs:293 [INFO] [stderr] 13: 0x557545b60b99 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:87 [INFO] [stderr] 14: 0x557545b5ad5c - std::rt::lang_start_internal::ha8fe887d067baab1 [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] 15: 0x557545a68ac8 - std::rt::lang_start::ha6eca36f6a4b33ea [INFO] [stderr] at /rustc/290ac7b29f41ff9fa5232f9a1116ea71a3501063/src/libstd/rt.rs:64 [INFO] [stderr] 16: 0x557545a68699 - main [INFO] [stderr] 17: 0x7f2a70d5f2e0 - __libc_start_main [INFO] [stderr] 18: 0x557545a665e9 - _start [INFO] [stderr] 19: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "aa3f84f1cb19cfba32c1aff1388dd1dc2db4787c8c32e343d587f3aff9cb481f"` [INFO] running `"docker" "rm" "-f" "aa3f84f1cb19cfba32c1aff1388dd1dc2db4787c8c32e343d587f3aff9cb481f"` [INFO] [stdout] aa3f84f1cb19cfba32c1aff1388dd1dc2db4787c8c32e343d587f3aff9cb481f