[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/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/danger/rust"` [INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/danger/rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/danger/rust" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/danger/rust"` [INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/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#c43d03a19f326f4a323569328cc501e86eb6d22e [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of danger/rust on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-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-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/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-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking danger/rust against try#75eff020d0923c035c2fe220db4a0465cd847048 for pr-63565 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-7/try#75eff020d0923c035c2fe220db4a0465cd847048:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/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" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 926dbd0be49e12d6a5763a8ca5ceda7c5287bd531acca8254d4e5313a6c59db0 [INFO] running `"docker" "start" "-a" "926dbd0be49e12d6a5763a8ca5ceda7c5287bd531acca8254d4e5313a6c59db0"` [INFO] [stderr] Compiling encoding_rs v0.8.10 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking itertools v0.5.10 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Checking tokio-io v0.1.10 [INFO] [stderr] Compiling serde_json v1.0.32 [INFO] [stderr] Checking crossbeam-epoch v0.5.2 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Checking openssl v0.10.15 [INFO] [stderr] Checking serde_urlencoded v0.5.3 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking crossbeam-deque v0.6.1 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking h2 v0.1.13 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Checking tokio-threadpool v0.1.8 [INFO] [stderr] Checking Inflector v0.6.0 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-reactor v0.1.6 [INFO] [stderr] Checking tokio-fs v0.1.4 [INFO] [stderr] Checking tokio-tcp v0.1.2 [INFO] [stderr] Checking tokio-uds v0.2.3 [INFO] [stderr] Checking tokio-udp v0.1.2 [INFO] [stderr] Checking tokio v0.1.11 [INFO] [stderr] Checking native-tls v0.2.2 [INFO] [stderr] Checking hyper v0.12.12 [INFO] [stderr] Checking hyper-tls v0.3.1 [INFO] [stderr] Compiling schemafy_snapshot v0.4.1 [INFO] [stderr] Checking reqwest v0.9.3 [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-a2ac8a4d48cfcf6c/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 '75eff020d0923c035c2fe220db4a0465cd847048-alt' [INFO] [stderr] To install, run `rustup component add rustfmt --toolchain 75eff020d0923c035c2fe220db4a0465cd847048-alt` [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:1084:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5633b858fb3b - backtrace::backtrace::libunwind::trace::h223ecf9e25ea61ed [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x5633b858fb3b - backtrace::backtrace::trace_unsynchronized::h19c402a6233e597e [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5633b858fb3b - std::sys_common::backtrace::_print::h14947081e8315ba5 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x5633b858fb3b - std::sys_common::backtrace::print::h87cad3f0b50b59c5 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x5633b858fb3b - std::panicking::default_hook::{{closure}}::h497a714df189bd9d [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x5633b858f816 - std::panicking::default_hook::h8dc4a117b759bd96 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x5633b85901fd - std::panicking::rust_panic_with_hook::h4cbf0f096b75f262 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x5633b858fd82 - std::panicking::continue_panic_fmt::hbfbfc57925685348 [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x5633b858fc66 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x5633b85ac63d - core::panicking::panic_fmt::h011c5c8794bf0cc5 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x5633b85ac737 - core::result::unwrap_failed::hcd7c37294cdf213e [INFO] [stderr] at src/libcore/result.rs:1084 [INFO] [stderr] 11: 0x5633b8497d90 - core::result::Result::unwrap::ha4f99995c3efba9f [INFO] [stderr] at /rustc/75eff020d0923c035c2fe220db4a0465cd847048/src/libcore/result.rs:852 [INFO] [stderr] 12: 0x5633b8496f6d - build_script_build::main::hc76eeaf5327c0a98 [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/schemafy-0.4.4/build.rs:22 [INFO] [stderr] 13: 0x5633b8498370 - std::rt::lang_start::{{closure}}::hed68ec661a81f500 [INFO] [stderr] at /rustc/75eff020d0923c035c2fe220db4a0465cd847048/src/libstd/rt.rs:64 [INFO] [stderr] 14: 0x5633b858fc53 - std::rt::lang_start_internal::{{closure}}::hb2a68345cd4d50f8 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 15: 0x5633b858fc53 - std::panicking::try::do_call::ha4d88255f4a68d08 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 16: 0x5633b85960ca - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 17: 0x5633b859070d - std::panicking::try::h6debac9988c5415d [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 18: 0x5633b859070d - std::panic::catch_unwind::h4659dbf6316a9c8d [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 19: 0x5633b859070d - std::rt::lang_start_internal::hdadab8536edf34fe [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 20: 0x5633b8498349 - std::rt::lang_start::h3890fddd8287371d [INFO] [stderr] at /rustc/75eff020d0923c035c2fe220db4a0465cd847048/src/libstd/rt.rs:64 [INFO] [stderr] 21: 0x5633b84970ca - main [INFO] [stderr] 22: 0x7ff54d6fe2e1 - __libc_start_main [INFO] [stderr] 23: 0x5633b84962fa - _start [INFO] [stderr] 24: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "926dbd0be49e12d6a5763a8ca5ceda7c5287bd531acca8254d4e5313a6c59db0"` [INFO] running `"docker" "rm" "-f" "926dbd0be49e12d6a5763a8ca5ceda7c5287bd531acca8254d4e5313a6c59db0"` [INFO] [stdout] 926dbd0be49e12d6a5763a8ca5ceda7c5287bd531acca8254d4e5313a6c59db0