[INFO] cloning repository https://github.com/cite-reader/rust-http-server [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cite-reader/rust-http-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcite-reader%2Frust-http-server", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcite-reader%2Frust-http-server'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d5e0c5e1607cf989507be23418f91391c4135b1a [INFO] checking cite-reader/rust-http-server against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcite-reader%2Frust-http-server" "/workspace/builds/worker-89/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-89/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cite-reader/rust-http-server on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/cite-reader/rust-http-server [INFO] finished tweaking git repo https://github.com/cite-reader/rust-http-server [INFO] tweaked toml for git repo https://github.com/cite-reader/rust-http-server written to /workspace/builds/worker-89/source/Cargo.toml [INFO] crate git repo https://github.com/cite-reader/rust-http-server already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded phf_codegen v0.7.13 [INFO] [stderr] Downloaded env_logger v0.3.2 [INFO] [stderr] Downloaded phf v0.7.13 [INFO] [stderr] Downloaded phf_shared v0.7.13 [INFO] [stderr] Downloaded byteorder v0.5.1 [INFO] [stderr] Downloaded nom v1.2.2 [INFO] [stderr] Downloaded httparse v1.1.1 [INFO] [stderr] Downloaded mime_guess v1.6.0 [INFO] [stderr] Downloaded phf_generator v0.7.13 [INFO] [stderr] Downloaded toml v0.1.28 [INFO] [stderr] Downloaded mime v0.2.0 [INFO] [stderr] Downloaded clap v2.2.2 [INFO] [stderr] Downloaded regex v0.1.59 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f5df236fdeee91ac1140517b285abd92a50b15f045236c927d4461926f0d4efc [INFO] running `Command { std: "docker" "start" "-a" "f5df236fdeee91ac1140517b285abd92a50b15f045236c927d4461926f0d4efc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f5df236fdeee91ac1140517b285abd92a50b15f045236c927d4461926f0d4efc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5df236fdeee91ac1140517b285abd92a50b15f045236c927d4461926f0d4efc", kill_on_drop: false }` [INFO] [stdout] f5df236fdeee91ac1140517b285abd92a50b15f045236c927d4461926f0d4efc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 800e8f910fa88b47df0859c538a9a090723e776acb1a47f1c497ff85679edab4 [INFO] running `Command { std: "docker" "start" "-a" "800e8f910fa88b47df0859c538a9a090723e776acb1a47f1c497ff85679edab4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking libc v0.2.8 [INFO] [stderr] Compiling phf_shared v0.7.13 [INFO] [stderr] Checking mempool v0.2.0 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking regex-syntax v0.3.1 [INFO] [stderr] Checking bitflags v0.4.0 [INFO] [stderr] Checking strsim v0.4.0 [INFO] [stderr] Checking ansi_term v0.7.2 [INFO] [stderr] Checking unicode-width v0.1.3 [INFO] [stderr] Checking vec_map v0.6.0 [INFO] [stderr] Checking nom v1.2.2 [INFO] [stderr] Checking toml v0.1.28 [INFO] [stderr] Checking httparse v1.1.1 [INFO] [stderr] Checking byteorder v0.5.1 [INFO] [stderr] Checking phf v0.7.13 [INFO] [stderr] Checking log v0.3.5 [INFO] [stderr] Checking memchr v0.1.10 [INFO] [stderr] Compiling rand v0.3.14 [INFO] [stderr] Checking clap v2.2.2 [INFO] [stderr] Checking aho-corasick v0.5.1 [INFO] [stderr] Checking mime v0.2.0 [INFO] [stderr] Compiling phf_generator v0.7.13 [INFO] [stderr] Compiling phf_codegen v0.7.13 [INFO] [stderr] Checking regex v0.1.59 [INFO] [stderr] Compiling mime_guess v1.6.0 [INFO] [stderr] Checking env_logger v0.3.2 [INFO] [stderr] error: failed to run custom build command for `mime_guess v1.6.0` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/mime_guess-cf09619dad9e6260/build-script-gen_mime_types` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-1.6.0/src/gen_mime_types.rs:16:67 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55c318af4d8c - std::backtrace_rs::backtrace::libunwind::trace::ha21b6ba3016b6364 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55c318af4d8c - std::backtrace_rs::backtrace::trace_unsynchronized::hf515241a118c4e5a [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55c318af4d8c - std::sys_common::backtrace::_print_fmt::h339cd474d88b8467 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55c318af4d8c - ::fmt::h06b8f714a0700be1 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55c318b0e76c - core::fmt::write::h9a6d9c74526a6c1b [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/core/src/fmt/mod.rs:1117:17 [INFO] [stderr] 5: 0x55c318af2ef5 - std::io::Write::write_fmt::hb1c61d571fcd8cbf [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/io/mod.rs:1667:15 [INFO] [stderr] 6: 0x55c318af6470 - std::sys_common::backtrace::_print::hcd1fe1237ea0c752 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55c318af6470 - std::sys_common::backtrace::print::hae7d6625a78cd32e [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55c318af6470 - std::panicking::default_hook::{{closure}}::h9a7fffa4e6b396ed [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:210:50 [INFO] [stderr] 9: 0x55c318af602b - std::panicking::default_hook::h5dc58e323cddd123 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x55c318af6b24 - std::panicking::rust_panic_with_hook::hbef17e4338d7de57 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:624:17 [INFO] [stderr] 11: 0x55c318af6600 - std::panicking::begin_panic_handler::{{closure}}::hd8a92a4b1c3baae0 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:521:13 [INFO] [stderr] 12: 0x55c318af5254 - std::sys_common::backtrace::__rust_end_short_backtrace::ha5ac263a7609ace8 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55c318af6569 - rust_begin_unwind [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:517:5 [INFO] [stderr] 14: 0x55c318ab6eb1 - core::panicking::panic_fmt::hcf5f6d96e1dd7099 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/core/src/panicking.rs:93:14 [INFO] [stderr] 15: 0x55c318ab6f43 - core::result::unwrap_failed::he898b02f57993c42 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/core/src/result.rs:1617:5 [INFO] [stderr] 16: 0x55c318ad666d - core::result::Result::unwrap::ha5fbeb3d9d5884c6 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/core/src/result.rs:1299:23 [INFO] [stderr] 17: 0x55c318ad4f7b - build_script_gen_mime_types::main::h4f9320c23f7d259a [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/mime_guess-1.6.0/src/gen_mime_types.rs:16:38 [INFO] [stderr] 18: 0x55c318ad89eb - core::ops::function::FnOnce::call_once::h36c2b3ef04c34885 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x55c318ac99ce - std::sys_common::backtrace::__rust_begin_short_backtrace::hc3ea9fa1267e81b4 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x55c318ac5521 - std::rt::lang_start::{{closure}}::h1484db550e7ef5b4 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/rt.rs:63:18 [INFO] [stderr] 21: 0x55c318af702a - core::ops::function::impls:: for &F>::call_once::hc9bc8961e4809a14 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x55c318af702a - std::panicking::try::do_call::h6f00e12df2af6579 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:403:40 [INFO] [stderr] 23: 0x55c318af702a - std::panicking::try::h588c31a0a9a8ad2c [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:367:19 [INFO] [stderr] 24: 0x55c318af702a - std::panic::catch_unwind::h8ebc4fcb0e51bec0 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panic.rs:129:14 [INFO] [stderr] 25: 0x55c318af702a - std::rt::lang_start_internal::{{closure}}::had93e50fbfd893a1 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/rt.rs:45:48 [INFO] [stderr] 26: 0x55c318af702a - std::panicking::try::do_call::hf70c5056d8b410b7 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:403:40 [INFO] [stderr] 27: 0x55c318af702a - std::panicking::try::h0c680320de5deb84 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panicking.rs:367:19 [INFO] [stderr] 28: 0x55c318af702a - std::panic::catch_unwind::h7b94a99f13366c53 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/panic.rs:129:14 [INFO] [stderr] 29: 0x55c318af702a - std::rt::lang_start_internal::hca14fb2549072049 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/rt.rs:45:20 [INFO] [stderr] 30: 0x55c318ac54f0 - std::rt::lang_start::hd01a305c0db7d475 [INFO] [stderr] at /rustc/33fdb797f59421c7bbecaa4588ed5d7a31a9494a/library/std/src/rt.rs:62:5 [INFO] [stderr] 31: 0x55c318ad54ac - main [INFO] [stderr] 32: 0x7f29ee88b0b3 - __libc_start_main [INFO] [stderr] 33: 0x55c318ab760e - _start [INFO] [stderr] 34: 0x0 - [INFO] running `Command { std: "docker" "inspect" "800e8f910fa88b47df0859c538a9a090723e776acb1a47f1c497ff85679edab4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "800e8f910fa88b47df0859c538a9a090723e776acb1a47f1c497ff85679edab4", kill_on_drop: false }` [INFO] [stdout] 800e8f910fa88b47df0859c538a9a090723e776acb1a47f1c497ff85679edab4