[INFO] crate core_rustc-serialize 0.3.20-v0.3.19patch1 is already in cache [INFO] checking core_rustc-serialize-0.3.20-v0.3.19patch1 against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665 [INFO] extracting crate core_rustc-serialize 0.3.20-v0.3.19patch1 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate core_rustc-serialize 0.3.20-v0.3.19patch1 on toolchain d7b51666469c792a8a3f40849607739bae1e705e [INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate core_rustc-serialize 0.3.20-v0.3.19patch1 [INFO] finished tweaking crates.io crate core_rustc-serialize 0.3.20-v0.3.19patch1 [INFO] tweaked toml for crates.io crate core_rustc-serialize 0.3.20-v0.3.19patch1 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=forbid" "-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" "+d7b51666469c792a8a3f40849607739bae1e705e" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ef6a5913f73f023c3996d6efd2897c2a378ee197a5885d1d52300587c2c56f75 [INFO] running `"docker" "start" "-a" "ef6a5913f73f023c3996d6efd2897c2a378ee197a5885d1d52300587c2c56f75"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling core_collections v0.3.20170409 [INFO] [stderr] error: failed to run custom build command for `core_collections v0.3.20170409` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/core_collections-ebf96b0d812516be/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Unknown compiler version, upgrade core_collections?', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/core_collections-0.3.20170409/build.rs:48:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x557d96a63244 - backtrace::backtrace::libunwind::trace::hfcd33194db0151d4 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x557d96a63244 - backtrace::backtrace::trace_unsynchronized::hfd1904bbbd5335b5 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x557d96a63244 - std::sys_common::backtrace::_print_fmt::h8476c57b177b254e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x557d96a63244 - ::fmt::h73acbc5f6d4b1044 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x557d96a8560c - core::fmt::write::hdf236390fbd68d3d [INFO] [stderr] at src/libcore/fmt/mod.rs:1069 [INFO] [stderr] 5: 0x557d96a609f3 - std::io::Write::write_fmt::h5722fa40bb2afafd [INFO] [stderr] at src/libstd/io/mod.rs:1532 [INFO] [stderr] 6: 0x557d96a65805 - std::sys_common::backtrace::_print::ha468e873aada7c78 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x557d96a65805 - std::sys_common::backtrace::print::h149365a2f029de62 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x557d96a65805 - std::panicking::default_hook::{{closure}}::hb4a33f9e05934a52 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x557d96a65542 - std::panicking::default_hook::hc4535d7b0c743abd [INFO] [stderr] at src/libstd/panicking.rs:218 [INFO] [stderr] 10: 0x557d96a65e12 - std::panicking::rust_panic_with_hook::haa34a96a6dbd5a2e [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 11: 0x557d96a659fb - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:385 [INFO] [stderr] 12: 0x557d96a849f1 - core::panicking::panic_fmt::hd101a87121fa411f [INFO] [stderr] at src/libcore/panicking.rs:89 [INFO] [stderr] 13: 0x557d96a84783 - core::option::expect_failed::hfc3d552dc2a46896 [INFO] [stderr] at src/libcore/option.rs:1264 [INFO] [stderr] 14: 0x557d96a3b51d - core::option::Option::expect::h3c52f0255fcbef63 [INFO] [stderr] at /rustc/d7b51666469c792a8a3f40849607739bae1e705e/src/libcore/option.rs:349 [INFO] [stderr] 15: 0x557d96a392a4 - build_script_build::main::hb662c1d87c94b205 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/core_collections-0.3.20170409/build.rs:48 [INFO] [stderr] 16: 0x557d96a3b8cb - std::rt::lang_start::{{closure}}::hb7ac2b12403743e9 [INFO] [stderr] at /rustc/d7b51666469c792a8a3f40849607739bae1e705e/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x557d96a66258 - std::rt::lang_start_internal::{{closure}}::h8ee41efd8ae7ff76 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x557d96a66258 - std::panicking::try::do_call::h0a4c4514ee6ebbfc [INFO] [stderr] at src/libstd/panicking.rs:297 [INFO] [stderr] 19: 0x557d96a66258 - std::panicking::try::h7c2f3858e42d7516 [INFO] [stderr] at src/libstd/panicking.rs:274 [INFO] [stderr] 20: 0x557d96a66258 - std::panic::catch_unwind::h76c4030fa5655c1e [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 21: 0x557d96a66258 - std::rt::lang_start_internal::h1c1398259f72ace6 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 22: 0x557d96a3b8a7 - std::rt::lang_start::hd98212272de1e583 [INFO] [stderr] at /rustc/d7b51666469c792a8a3f40849607739bae1e705e/src/libstd/rt.rs:67 [INFO] [stderr] 23: 0x557d96a39aba - main [INFO] [stderr] 24: 0x7f71322210b3 - __libc_start_main [INFO] [stderr] 25: 0x557d96a3317e - _start [INFO] [stderr] 26: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "ef6a5913f73f023c3996d6efd2897c2a378ee197a5885d1d52300587c2c56f75"` [INFO] running `"docker" "rm" "-f" "ef6a5913f73f023c3996d6efd2897c2a378ee197a5885d1d52300587c2c56f75"` [INFO] [stdout] ef6a5913f73f023c3996d6efd2897c2a378ee197a5885d1d52300587c2c56f75