[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] testing cite-reader/rust-http-server against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcite-reader%2Frust-http-server" "/workspace/builds/worker-119/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-119/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cite-reader/rust-http-server on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-119/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" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded phf v0.7.13 [INFO] [stderr] Downloaded mime_guess v1.6.0 [INFO] [stderr] Downloaded phf_generator v0.7.13 [INFO] [stderr] Downloaded mempool v0.2.0 [INFO] [stderr] Downloaded phf_codegen v0.7.13 [INFO] [stderr] Downloaded nom v1.2.2 [INFO] [stderr] Downloaded toml v0.1.28 [INFO] [stderr] Downloaded phf_shared v0.7.13 [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-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 321bf294bfb5d4aca192d9fd024812a6631cc7ee7e42bd4258cc0d30ef169be7 [INFO] running `Command { std: "docker" "start" "-a" "321bf294bfb5d4aca192d9fd024812a6631cc7ee7e42bd4258cc0d30ef169be7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "321bf294bfb5d4aca192d9fd024812a6631cc7ee7e42bd4258cc0d30ef169be7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "321bf294bfb5d4aca192d9fd024812a6631cc7ee7e42bd4258cc0d30ef169be7", kill_on_drop: false }` [INFO] [stdout] 321bf294bfb5d4aca192d9fd024812a6631cc7ee7e42bd4258cc0d30ef169be7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 33e94b044f44f94feb3fc8b62024be062350d4e2d85942a4fc44d2952f7f06fb [INFO] running `Command { std: "docker" "start" "-a" "33e94b044f44f94feb3fc8b62024be062350d4e2d85942a4fc44d2952f7f06fb", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.8 [INFO] [stderr] Compiling phf_shared v0.7.13 [INFO] [stderr] Compiling utf8-ranges v0.1.3 [INFO] [stderr] Compiling regex-syntax v0.3.1 [INFO] [stderr] Compiling mempool v0.2.0 [INFO] [stderr] Compiling strsim v0.4.0 [INFO] [stderr] Compiling ansi_term v0.7.2 [INFO] [stderr] Compiling bitflags v0.4.0 [INFO] [stderr] Compiling unicode-width v0.1.3 [INFO] [stderr] Compiling vec_map v0.6.0 [INFO] [stderr] Compiling toml v0.1.28 [INFO] [stderr] Compiling nom v1.2.2 [INFO] [stderr] Compiling byteorder v0.5.1 [INFO] [stderr] Compiling httparse v1.1.1 [INFO] [stderr] Compiling phf v0.7.13 [INFO] [stderr] Compiling rand v0.3.14 [INFO] [stderr] Compiling memchr v0.1.10 [INFO] [stderr] Compiling log v0.3.5 [INFO] [stderr] Compiling clap v2.2.2 [INFO] [stderr] Compiling aho-corasick v0.5.1 [INFO] [stderr] Compiling mime v0.2.0 [INFO] [stderr] Compiling regex v0.1.59 [INFO] [stderr] Compiling phf_generator v0.7.13 [INFO] [stderr] Compiling phf_codegen v0.7.13 [INFO] [stderr] Compiling mime_guess v1.6.0 [INFO] [stderr] Compiling 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: 0x556696e6b20c - std::backtrace_rs::backtrace::libunwind::trace::h793e05efd273d0f4 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5 [INFO] [stderr] 1: 0x556696e6b20c - std::backtrace_rs::backtrace::trace_unsynchronized::h640b7b86ff610c77 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x556696e6b20c - std::sys_common::backtrace::_print_fmt::h362fa2a4f354f877 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x556696e6b20c - ::fmt::hf439e5ed84c74abd [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x556696e85d1c - core::fmt::write::h72801a82c94e6ff1 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/fmt/mod.rs:1149:17 [INFO] [stderr] 5: 0x556696e68c05 - std::io::Write::write_fmt::h5562a8b6da0f0339 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/io/mod.rs:1697:15 [INFO] [stderr] 6: 0x556696e6c810 - std::sys_common::backtrace::_print::hb29ddd998d02631c [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x556696e6c810 - std::sys_common::backtrace::print::h81965e3d7c90fbb6 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x556696e6c810 - std::panicking::default_hook::{{closure}}::h84db205ab6674b38 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:211:50 [INFO] [stderr] 9: 0x556696e6c3bb - std::panicking::default_hook::h1bf8bb4159936bca [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:228:9 [INFO] [stderr] 10: 0x556696e6cec4 - std::panicking::rust_panic_with_hook::hf8e86850fbbd03b1 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:606:17 [INFO] [stderr] 11: 0x556696e6c9a0 - std::panicking::begin_panic_handler::{{closure}}::h590a0d6060ff866e [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:502:13 [INFO] [stderr] 12: 0x556696e6b6c4 - std::sys_common::backtrace::__rust_end_short_backtrace::h260b8bd1c848a03c [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:139:18 [INFO] [stderr] 13: 0x556696e6c909 - rust_begin_unwind [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:498:5 [INFO] [stderr] 14: 0x556696e2cdb1 - core::panicking::panic_fmt::h7b8580d81fcbbacd [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/panicking.rs:106:14 [INFO] [stderr] 15: 0x556696e2ce43 - core::result::unwrap_failed::h885d3f7beb571353 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/result.rs:1613:5 [INFO] [stderr] 16: 0x556696e5243d - core::result::Result::unwrap::h49d5fc551923d7ee [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/result.rs:1295:23 [INFO] [stderr] 17: 0x556696e4dcbb - 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: 0x556696e510cb - core::ops::function::FnOnce::call_once::h43db72a201c1269b [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x556696e485ae - std::sys_common::backtrace::__rust_begin_short_backtrace::hdb6385676ce82326 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/sys_common/backtrace.rs:123:18 [INFO] [stderr] 20: 0x556696e3c6d1 - std::rt::lang_start::{{closure}}::hc42629e9e04cbdd1 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/rt.rs:145:18 [INFO] [stderr] 21: 0x556696e6aa51 - core::ops::function::impls:: for &F>::call_once::h42d3791e66d196c0 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x556696e6aa51 - std::panicking::try::do_call::hc3bcb188e535517f [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:406:40 [INFO] [stderr] 23: 0x556696e6aa51 - std::panicking::try::hb1edf04d4a7097ab [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:370:19 [INFO] [stderr] 24: 0x556696e6aa51 - std::panic::catch_unwind::h75ed941ac0d36d57 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panic.rs:133:14 [INFO] [stderr] 25: 0x556696e6aa51 - std::rt::lang_start_internal::{{closure}}::hc702b3389af4cbea [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/rt.rs:128:48 [INFO] [stderr] 26: 0x556696e6aa51 - std::panicking::try::do_call::h53276a03c7fe2ebc [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:406:40 [INFO] [stderr] 27: 0x556696e6aa51 - std::panicking::try::ha9e37f45dc542517 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panicking.rs:370:19 [INFO] [stderr] 28: 0x556696e6aa51 - std::panic::catch_unwind::h182647595766fee7 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/panic.rs:133:14 [INFO] [stderr] 29: 0x556696e6aa51 - std::rt::lang_start_internal::h571831ebdba142de [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/rt.rs:128:20 [INFO] [stderr] 30: 0x556696e3c6a0 - std::rt::lang_start::h5881bd026c9e9f47 [INFO] [stderr] at /rustc/62efba8a050c64249dab942951bb28f710208bc8/library/std/src/rt.rs:144:17 [INFO] [stderr] 31: 0x556696e4e1ec - main [INFO] [stderr] 32: 0x7fb3f3a4d0b3 - __libc_start_main [INFO] [stderr] 33: 0x556696e2d4ce - _start [INFO] [stderr] 34: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "33e94b044f44f94feb3fc8b62024be062350d4e2d85942a4fc44d2952f7f06fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33e94b044f44f94feb3fc8b62024be062350d4e2d85942a4fc44d2952f7f06fb", kill_on_drop: false }` [INFO] [stdout] 33e94b044f44f94feb3fc8b62024be062350d4e2d85942a4fc44d2952f7f06fb