[INFO] updating cached repository danger/rust [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/danger/rust [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/danger/rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/danger/rust"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/danger/rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/danger/rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/danger/rust"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/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 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of danger/rust on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing danger/rust [INFO] finished frobbing danger/rust [INFO] frobbed toml for danger/rust written to work/ex/beta-1.37-6/sources/1.36.0/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/beta-1.37-6/sources/beta-2019-07-23/gh/danger/rust/Cargo.toml [INFO] crate danger/rust already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing danger/rust against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"` [INFO] [stdout] e7c3f50f2ab549979972f6721b46ba50abd9921c04265e5b3fa89a20768b35a8 [INFO] running `"docker" "start" "-a" "e7c3f50f2ab549979972f6721b46ba50abd9921c04265e5b3fa89a20768b35a8"` [INFO] [stderr] Compiling want v0.0.6 [INFO] [stderr] Compiling syn v0.15.13 [INFO] [stderr] Compiling Inflector v0.6.0 [INFO] [stderr] Compiling hyper v0.12.12 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Compiling hyper-tls v0.3.1 [INFO] [stderr] Compiling reqwest v0.9.3 [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] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/schemafy-7e18dd1c89478043/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 '1.36.0-x86_64-unknown-linux-gnu' [INFO] [stderr] To install, run `rustup component add rustfmt --toolchain 1.36.0-x86_64-unknown-linux-gnu` [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:999:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5587d0c8db03 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stderr] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stderr] 1: 0x5587d0c8973b - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stderr] 2: 0x5587d0c8c996 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] at src/libstd/panicking.rs:197 [INFO] [stderr] 3: 0x5587d0c8c729 - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stderr] at src/libstd/panicking.rs:211 [INFO] [stderr] 4: 0x5587d0c8cfef - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stderr] at src/libstd/panicking.rs:474 [INFO] [stderr] 5: 0x5587d0c8cb71 - std::panicking::continue_panic_fmt::ha6d6ae144369025b [INFO] [stderr] at src/libstd/panicking.rs:381 [INFO] [stderr] 6: 0x5587d0c8ca55 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:308 [INFO] [stderr] 7: 0x5587d0ca503c - core::panicking::panic_fmt::hc4f83bfed80aeabd [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 8: 0x5587d0b90fb2 - core::result::unwrap_failed::h8ddd01c24d135450 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/macros.rs:18 [INFO] [stderr] 9: 0x5587d0b91396 - core::result::Result::unwrap::heb76ac53d2120037 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/result.rs:800 [INFO] [stderr] 10: 0x5587d0b92261 - build_script_build::main::hefbd3f3106b8fa00 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/schemafy-0.4.4/build.rs:22 [INFO] [stderr] 11: 0x5587d0b9281f - std::rt::lang_start::{{closure}}::h70f885856e1b9c84 [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64 [INFO] [stderr] 12: 0x5587d0c8ca42 - std::panicking::try::do_call::hc3d8373a0b215f51 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] at src/libstd/panicking.rs:293 [INFO] [stderr] 13: 0x5587d0c92ed9 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:85 [INFO] [stderr] 14: 0x5587d0c8d4fc - std::rt::lang_start_internal::he5218c8b95d395f2 [INFO] [stderr] at src/libstd/panicking.rs:272 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 15: 0x5587d0b927f8 - std::rt::lang_start::h8ce29f26c12e035a [INFO] [stderr] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/rt.rs:64 [INFO] [stderr] 16: 0x5587d0b923c9 - main [INFO] [stderr] 17: 0x7f5b3e15a2e0 - __libc_start_main [INFO] [stderr] 18: 0x5587d0b90319 - _start [INFO] [stderr] 19: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "e7c3f50f2ab549979972f6721b46ba50abd9921c04265e5b3fa89a20768b35a8"` [INFO] running `"docker" "rm" "-f" "e7c3f50f2ab549979972f6721b46ba50abd9921c04265e5b3fa89a20768b35a8"` [INFO] [stdout] e7c3f50f2ab549979972f6721b46ba50abd9921c04265e5b3fa89a20768b35a8