[INFO] fetching crate lab_grader 0.10.0... [INFO] testing lab_grader-0.10.0 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate lab_grader 0.10.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate lab_grader 0.10.0 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate lab_grader 0.10.0 [INFO] finished tweaking crates.io crate lab_grader 0.10.0 [INFO] tweaked toml for crates.io crate lab_grader 0.10.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate crates.io crate lab_grader 0.10.0 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 73d5c7c7ca1242365fa49e8a85c8c326b710bfef6faf858d84c18a99c0b82b64 [INFO] running `"docker" "start" "-a" "73d5c7c7ca1242365fa49e8a85c8c326b710bfef6faf858d84c18a99c0b82b64"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling syn v1.0.18 [INFO] [stderr] Compiling cc v1.0.52 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling bytes v0.5.4 [INFO] [stderr] Compiling itoa v0.4.5 [INFO] [stderr] Compiling futures-core v0.3.4 [INFO] [stderr] Compiling yansi v0.4.0 [INFO] [stderr] Compiling safemem v0.3.3 [INFO] [stderr] Compiling pin-project-lite v0.1.4 [INFO] [stderr] Compiling yansi v0.5.0 [INFO] [stderr] Compiling openssl v0.10.29 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling untrusted v0.6.2 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Compiling typeable v0.1.2 [INFO] [stderr] Compiling futures-io v0.3.4 [INFO] [stderr] Compiling futures-task v0.3.4 [INFO] [stderr] Compiling language-tags v0.2.2 [INFO] [stderr] Compiling futures-sink v0.3.4 [INFO] [stderr] Compiling traitobject v0.1.0 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Compiling openssl-probe v0.1.2 [INFO] [stderr] Compiling try-lock v0.2.2 [INFO] [stderr] Compiling state v0.4.1 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling tower-service v0.3.0 [INFO] [stderr] Compiling gimli v0.21.0 [INFO] [stderr] Compiling encoding_rs v0.8.22 [INFO] [stderr] Compiling lazycell v1.2.1 [INFO] [stderr] Compiling percent-encoding v2.1.0 [INFO] [stderr] Compiling dtoa v0.4.5 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling linked-hash-map v0.5.3 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling mime v0.3.16 [INFO] [stderr] Compiling object v0.19.0 [INFO] [stderr] Compiling base64 v0.11.0 [INFO] [stderr] Compiling regex-syntax v0.6.17 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling futures-channel v0.3.4 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling http v0.2.1 [INFO] [stderr] Compiling pear_codegen v0.1.2 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling walkdir v2.3.1 [INFO] [stderr] Compiling rocket_codegen v0.4.4 [INFO] [stderr] Compiling rocket v0.4.4 [INFO] [stderr] Compiling yaml-rust v0.4.3 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling inotify-sys v0.1.3 [INFO] [stderr] Compiling filetime v0.2.9 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] error: failed to run custom build command for `rocket_codegen v0.4.4` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/rocket_codegen-3f7f5e4567a2dbd6/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Rocket (codegen) requires a 'dev' or 'nightly' version of rustc. [INFO] [stderr] Installed version: 1.45.0 (2020-06-03) [INFO] [stderr] Minimum required: 1.33.0-nightly (2019-01-13) [INFO] [stderr] See the getting started guide (https://rocket.rs/v0.5/guide/getting-started/) for more information. [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket_codegen-0.4.4/build.rs:29:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55cf3a970c85 - backtrace::backtrace::libunwind::trace::h07c956be65d9b461 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55cf3a970c85 - backtrace::backtrace::trace_unsynchronized::h2fdb9e4177ad4d20 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55cf3a970c85 - std::sys_common::backtrace::_print_fmt::ha62d8426311107ac [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55cf3a970c85 - ::fmt::h3ec6bdab62f1e8d9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55cf3a992aec - core::fmt::write::h935cb0ed4078a853 [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x55cf3a96e4c3 - std::io::Write::write_fmt::hc912aacf8d691eb3 [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x55cf3a973190 - std::sys_common::backtrace::_print::h460db802d801ccf8 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55cf3a973190 - std::sys_common::backtrace::print::h399d664f56640530 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55cf3a973190 - std::panicking::default_hook::{{closure}}::hc6dfd87957c765b8 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55cf3a972edc - std::panicking::default_hook::hfdceba6d6d1a18ae [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x55cf3a973777 - std::panicking::rust_panic_with_hook::hd01e282bff1b1e63 [INFO] [stderr] at src/libstd/panicking.rs:486 [INFO] [stderr] 11: 0x55cf3a94afa7 - std::panicking::begin_panic::h47817c8b63e763e7 [INFO] [stderr] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:410 [INFO] [stderr] 12: 0x55cf3a946b6f - build_script_build::main::hdfa5b0421a43c444 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket_codegen-0.4.4/build.rs:29 [INFO] [stderr] 13: 0x55cf3a9486db - std::rt::lang_start::{{closure}}::h9ae1812db9f5f242 [INFO] [stderr] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/rt.rs:67 [INFO] [stderr] 14: 0x55cf3a973b48 - std::rt::lang_start_internal::{{closure}}::haabc9d435e1b0c2f [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 15: 0x55cf3a973b48 - std::panicking::try::do_call::h54d9370b0ac83700 [INFO] [stderr] at src/libstd/panicking.rs:297 [INFO] [stderr] 16: 0x55cf3a973b48 - std::panicking::try::h85e1c41421d5b6f9 [INFO] [stderr] at src/libstd/panicking.rs:274 [INFO] [stderr] 17: 0x55cf3a973b48 - std::panic::catch_unwind::hfd957e6c9fdcf274 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 18: 0x55cf3a973b48 - std::rt::lang_start_internal::hed9744eef32ef5a1 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 19: 0x55cf3a9486b7 - std::rt::lang_start::hd53a59f344fda622 [INFO] [stderr] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/rt.rs:67 [INFO] [stderr] 20: 0x55cf3a94738a - main [INFO] [stderr] 21: 0x7fd6fea370b3 - __libc_start_main [INFO] [stderr] 22: 0x55cf3a94617e - _start [INFO] [stderr] 23: 0x0 - [INFO] [stderr] [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "73d5c7c7ca1242365fa49e8a85c8c326b710bfef6faf858d84c18a99c0b82b64"` [INFO] running `"docker" "rm" "-f" "73d5c7c7ca1242365fa49e8a85c8c326b710bfef6faf858d84c18a99c0b82b64"` [INFO] [stdout] 73d5c7c7ca1242365fa49e8a85c8c326b710bfef6faf858d84c18a99c0b82b64