[INFO] updating cached repository asoderman/rust-http-server [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/asoderman/rust-http-server [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/asoderman/rust-http-server" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/asoderman/rust-http-server"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/asoderman/rust-http-server'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/asoderman/rust-http-server" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/asoderman/rust-http-server"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/asoderman/rust-http-server'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] febb908ce0b4238cee43019e05c207f8825c32e7 [INFO] sha for GitHub repo asoderman/rust-http-server: febb908ce0b4238cee43019e05c207f8825c32e7 [INFO] validating manifest of asoderman/rust-http-server on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of asoderman/rust-http-server on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing asoderman/rust-http-server [INFO] finished frobbing asoderman/rust-http-server [INFO] frobbed toml for asoderman/rust-http-server written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/asoderman/rust-http-server/Cargo.toml [INFO] started frobbing asoderman/rust-http-server [INFO] finished frobbing asoderman/rust-http-server [INFO] frobbed toml for asoderman/rust-http-server written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/asoderman/rust-http-server/Cargo.toml [INFO] crate asoderman/rust-http-server already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking asoderman/rust-http-server against master#435236b8877cdb98c82eaebfb7887782277265c5 for pr-62849 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-4/master#435236b8877cdb98c82eaebfb7887782277265c5:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/asoderman/rust-http-server:/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" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 7f841b933c86cad0ba3af6b66022298b666f8773b8addacb0513efaa1f6b328c [INFO] running `"docker" "start" "-a" "7f841b933c86cad0ba3af6b66022298b666f8773b8addacb0513efaa1f6b328c"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling cpython v0.1.0 [INFO] [stderr] Checking termcolor v0.3.5 [INFO] [stderr] Checking same-file v1.0.2 [INFO] [stderr] Compiling openssl-sys v0.9.25 [INFO] [stderr] Compiling libz-sys v1.0.18 [INFO] [stderr] Compiling curl-sys v0.4.1 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Checking encoding_rs v0.7.2 [INFO] [stderr] Checking socket2 v0.3.1 [INFO] [stderr] Checking nix v0.9.0 [INFO] [stderr] Checking humantime v1.1.0 [INFO] [stderr] Checking walkdir v2.1.3 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Checking uuid v0.5.1 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Checking remove_dir_all v0.3.0 [INFO] [stderr] Checking regex v0.2.6 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Checking tempdir v0.3.6 [INFO] [stderr] Compiling openssl v0.9.24 [INFO] [stderr] Compiling rand v0.3.22 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Compiling phf_generator v0.7.21 [INFO] [stderr] Compiling phf_codegen v0.7.21 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.3 [INFO] [stderr] Checking ctrlc v3.1.0 [INFO] [stderr] Checking env_logger v0.5.4 [INFO] [stderr] Checking pretty_env_logger v0.2.2 [INFO] [stderr] error: failed to run custom build command for `mime_guess v2.0.0-alpha.3` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/crater/target/debug/build/mime_guess-3a9b70b411d842d8/build-script-gen_mime_types` (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" }', src/libcore/result.rs:1084:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5575a785e73b - backtrace::backtrace::libunwind::trace::h88d9499c2d7e1dbc [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x5575a785e73b - backtrace::backtrace::trace_unsynchronized::h64df3798ffaf338f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5575a785e73b - std::sys_common::backtrace::_print::h549f3692f8d3f393 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x5575a785e73b - std::sys_common::backtrace::print::h037f1d7e6e0e94de [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x5575a785e73b - std::panicking::default_hook::{{closure}}::h88a39cbd1a8489c9 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x5575a785e416 - std::panicking::default_hook::hdb7c9c6632585072 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x5575a785edfd - std::panicking::rust_panic_with_hook::h906f2b0ace338868 [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x5575a785e982 - std::panicking::continue_panic_fmt::h3597c4d7a66a7e7b [INFO] [stderr] at src/libstd/panicking.rs:384 [INFO] [stderr] 8: 0x5575a785e866 - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:311 [INFO] [stderr] 9: 0x5575a787359d - core::panicking::panic_fmt::he1729b262db7d0f1 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 10: 0x5575a7873697 - core::result::unwrap_failed::h24d6964fca127bdf [INFO] [stderr] at src/libcore/result.rs:1084 [INFO] [stderr] 11: 0x5575a7824950 - core::result::Result::unwrap::h6fec8b6c9fe185f9 [INFO] [stderr] at /rustc/435236b8877cdb98c82eaebfb7887782277265c5/src/libcore/result.rs:852 [INFO] [stderr] 12: 0x5575a7826995 - build_script_gen_mime_types::main::hd732a75b8b479a0c [INFO] [stderr] at /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-2.0.0-alpha.3/src/gen_mime_types.rs:22 [INFO] [stderr] 13: 0x5575a7811800 - std::rt::lang_start::{{closure}}::h40edce795b007eb7 [INFO] [stderr] at /rustc/435236b8877cdb98c82eaebfb7887782277265c5/src/libstd/rt.rs:64 [INFO] [stderr] 14: 0x5575a785e853 - std::rt::lang_start_internal::{{closure}}::h9ea1b9f2bce8ffef [INFO] [stderr] at src/libstd/rt.rs:49 [INFO] [stderr] 15: 0x5575a785e853 - std::panicking::try::do_call::hfbd18154d6e81e0d [INFO] [stderr] at src/libstd/panicking.rs:296 [INFO] [stderr] 16: 0x5575a786094a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:80 [INFO] [stderr] 17: 0x5575a785f30d - std::panicking::try::h9cb4b237371abf81 [INFO] [stderr] at src/libstd/panicking.rs:275 [INFO] [stderr] 18: 0x5575a785f30d - std::panic::catch_unwind::hd403853a39b4e3c9 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 19: 0x5575a785f30d - std::rt::lang_start_internal::h7e5e162b169a1510 [INFO] [stderr] at src/libstd/rt.rs:48 [INFO] [stderr] 20: 0x5575a78117d9 - std::rt::lang_start::hb6831a4efbb4815c [INFO] [stderr] at /rustc/435236b8877cdb98c82eaebfb7887782277265c5/src/libstd/rt.rs:64 [INFO] [stderr] 21: 0x5575a7827f1a - main [INFO] [stderr] 22: 0x7f88035692e1 - __libc_start_main [INFO] [stderr] 23: 0x5575a77fd1fa - _start [INFO] [stderr] 24: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "7f841b933c86cad0ba3af6b66022298b666f8773b8addacb0513efaa1f6b328c"` [INFO] running `"docker" "rm" "-f" "7f841b933c86cad0ba3af6b66022298b666f8773b8addacb0513efaa1f6b328c"` [INFO] [stdout] 7f841b933c86cad0ba3af6b66022298b666f8773b8addacb0513efaa1f6b328c