[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-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/danger/rust"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/danger/rust'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/danger/rust" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/danger/rust"` [INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/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#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of danger/rust on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-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-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/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-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking danger/rust against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 4ec8614b2f68f0c019a6096dc11a9cffee7cf1dd5b3c14185c722da636b2c09c [INFO] running `"docker" "start" "-a" "4ec8614b2f68f0c019a6096dc11a9cffee7cf1dd5b3c14185c722da636b2c09c"` [INFO] [stderr] Checking quote v0.3.15 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking log v0.4.5 [INFO] [stderr] Checking itertools v0.5.10 [INFO] [stderr] Compiling ryu v0.2.6 [INFO] [stderr] Checking encoding_rs v0.8.10 [INFO] [stderr] Checking serde_json v1.0.32 [INFO] [stderr] Checking crossbeam-epoch v0.5.2 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling syn v0.15.13 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking openssl v0.10.15 [INFO] [stderr] Checking serde_urlencoded v0.5.3 [INFO] [stderr] Checking tokio-io v0.1.10 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Compiling thread_local v0.2.7 [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 mio-uds v0.6.7 [INFO] [stderr] Checking tokio-reactor v0.1.6 [INFO] [stderr] Checking tokio-threadpool v0.1.8 [INFO] [stderr] Checking tokio-tcp v0.1.2 [INFO] [stderr] Checking tokio-udp v0.1.2 [INFO] [stderr] Checking tokio-uds v0.2.3 [INFO] [stderr] Checking native-tls v0.2.2 [INFO] [stderr] Checking Inflector v0.6.0 [INFO] [stderr] Checking tokio-fs v0.1.4 [INFO] [stderr] Checking tokio v0.1.11 [INFO] [stderr] Checking hyper v0.12.12 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Checking hyper-tls v0.3.1 [INFO] [stderr] Checking 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-054b3305518b8f58/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 '60960a260f7b5c695fd0717311d72ce62dd4eb43-alt' [INFO] [stderr] To install, run `rustup component add rustfmt --toolchain 60960a260f7b5c695fd0717311d72ce62dd4eb43-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: 0x55f653a188ab - backtrace::backtrace::libunwind::trace::h2577eef7cb82271e [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55f653a188ab - backtrace::backtrace::trace_unsynchronized::ha9b72a77aa6c4ce9 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55f653a188ab - std::sys_common::backtrace::_print::h8e2c1c5cda6e4e6e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55f653a188ab - std::sys_common::backtrace::print::h7e0f8aad0d8a6f3b [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55f653a188ab - std::panicking::default_hook::{{closure}}::haae4327ede06a559 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55f653a18586 - std::panicking::default_hook::hbf5f36093f15fccc [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55f653a18f6d - std::panicking::rust_panic_with_hook::hf385e0a05e771036 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55f653a18af2 - std::panicking::continue_panic_fmt::h95ba204f85050b4c [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x55f653a189d6 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x55f653a353ad - core::panicking::panic_fmt::h581f7a1e5499d350 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x55f653a354a7 - core::result::unwrap_failed::h863b7818e32f0320 [INFO] [stderr] at src/libcore/result.rs:1084 [INFO] [stderr] 11: 0x55f65391feb0 - core::result::Result::unwrap::h1e7eb26f2e125bba [INFO] [stderr] at /rustc/60960a260f7b5c695fd0717311d72ce62dd4eb43/src/libcore/result.rs:852 [INFO] [stderr] 12: 0x55f65391f29d - build_script_build::main::h9bea30732d22f46f [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/schemafy-0.4.4/build.rs:22 [INFO] [stderr] 13: 0x55f6539206a0 - std::rt::lang_start::{{closure}}::hed873673461244a3 [INFO] [stderr] at /rustc/60960a260f7b5c695fd0717311d72ce62dd4eb43/src/libstd/rt.rs:64 [INFO] [stderr] 14: 0x55f653a189c3 - std::rt::lang_start_internal::{{closure}}::heabbf1748dc855a1 [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 15: 0x55f653a189c3 - std::panicking::try::do_call::hf890723f0a5de9f8 [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 16: 0x55f653a1ee3a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 17: 0x55f653a1947d - std::panicking::try::hf36ba5410913b146 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 18: 0x55f653a1947d - std::panic::catch_unwind::hdfbba43a8f6b3f51 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 19: 0x55f653a1947d - std::rt::lang_start_internal::h85d3c6f2844a1656 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 20: 0x55f653920679 - std::rt::lang_start::h4273e1a12d9a82c4 [INFO] [stderr] at /rustc/60960a260f7b5c695fd0717311d72ce62dd4eb43/src/libstd/rt.rs:64 [INFO] [stderr] 21: 0x55f65391f3fa - main [INFO] [stderr] 22: 0x7ff57e0be2e1 - __libc_start_main [INFO] [stderr] 23: 0x55f65391e62a - _start [INFO] [stderr] 24: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "4ec8614b2f68f0c019a6096dc11a9cffee7cf1dd5b3c14185c722da636b2c09c"` [INFO] running `"docker" "rm" "-f" "4ec8614b2f68f0c019a6096dc11a9cffee7cf1dd5b3c14185c722da636b2c09c"` [INFO] [stdout] 4ec8614b2f68f0c019a6096dc11a9cffee7cf1dd5b3c14185c722da636b2c09c