[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 master#3dbade652ed8ebac70f903e01f51cd92c4e4302c for pr-69880 [INFO] extracting crate core_rustc-serialize 0.3.20-v0.3.19patch1 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate core_rustc-serialize 0.3.20-v0.3.19patch1 on toolchain 3dbade652ed8ebac70f903e01f51cd92c4e4302c [INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "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-12/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "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] a9cf19bfcf084b99229c1f45f885927d0d65cc4cbdc0b63b3d01f492c8cfd898 [INFO] running `"docker" "start" "-a" "a9cf19bfcf084b99229c1f45f885927d0d65cc4cbdc0b63b3d01f492c8cfd898"` [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-8c26d4b5d8ff437c/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: 0x561b106ef3c4 - backtrace::backtrace::libunwind::trace::hdc004fffd272f071 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x561b106ef3c4 - backtrace::backtrace::trace_unsynchronized::h609a1e165a63b730 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.44/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x561b106ef3c4 - std::sys_common::backtrace::_print_fmt::h95318708fefaeefe [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x561b106ef3c4 - ::fmt::h590aefc216c9b5b2 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x561b1070ca1c - core::fmt::write::hced55d1e3f5eccac [INFO] [stderr] at src/libcore/fmt/mod.rs:1063 [INFO] [stderr] 5: 0x561b106eca57 - std::io::Write::write_fmt::h908c091ec0665ba8 [INFO] [stderr] at src/libstd/io/mod.rs:1428 [INFO] [stderr] 6: 0x561b106f1835 - std::sys_common::backtrace::_print::h3cfdd2b217db58ae [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x561b106f1835 - std::sys_common::backtrace::print::h1552785754fbc7a8 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x561b106f1835 - std::panicking::default_hook::{{closure}}::ha0f47b7d85c7040d [INFO] [stderr] at src/libstd/panicking.rs:204 [INFO] [stderr] 9: 0x561b106f1582 - std::panicking::default_hook::h03ad8166758c7f60 [INFO] [stderr] at src/libstd/panicking.rs:224 [INFO] [stderr] 10: 0x561b106f1df2 - std::panicking::rust_panic_with_hook::h0d494ec3fd8df07b [INFO] [stderr] at src/libstd/panicking.rs:470 [INFO] [stderr] 11: 0x561b106f19db - rust_begin_unwind [INFO] [stderr] at src/libstd/panicking.rs:378 [INFO] [stderr] 12: 0x561b1070bd91 - core::panicking::panic_fmt::hdcc9e830d989aff8 [INFO] [stderr] at src/libcore/panicking.rs:85 [INFO] [stderr] 13: 0x561b1070bb23 - core::option::expect_failed::h3459ddd7466bc805 [INFO] [stderr] at src/libcore/option.rs:1203 [INFO] [stderr] 14: 0x561b106c92bd - core::option::Option::expect::hc0a2afbec65d89d9 [INFO] [stderr] at /rustc/3dbade652ed8ebac70f903e01f51cd92c4e4302c/src/libcore/option.rs:347 [INFO] [stderr] 15: 0x561b106c7704 - build_script_build::main::h99ed6c400f40ef6c [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/core_collections-0.3.20170409/build.rs:48 [INFO] [stderr] 16: 0x561b106c954b - std::rt::lang_start::{{closure}}::ha7fe243727d15097 [INFO] [stderr] at /rustc/3dbade652ed8ebac70f903e01f51cd92c4e4302c/src/libstd/rt.rs:67 [INFO] [stderr] 17: 0x561b106f1903 - std::rt::lang_start_internal::{{closure}}::hd836b51c69f3c1cf [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 18: 0x561b106f1903 - std::panicking::try::do_call::hf9da5eeb55808ae9 [INFO] [stderr] at src/libstd/panicking.rs:303 [INFO] [stderr] 19: 0x561b106f7ef7 - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:86 [INFO] [stderr] 20: 0x561b106f231b - std::panicking::try::h066efa4d64854211 [INFO] [stderr] at src/libstd/panicking.rs:281 [INFO] [stderr] 21: 0x561b106f231b - std::panic::catch_unwind::hccc86cfb87152f82 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 22: 0x561b106f231b - std::rt::lang_start_internal::h031b049d0fa6f856 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 23: 0x561b106c9527 - std::rt::lang_start::h2a98ff29a3fdebdd [INFO] [stderr] at /rustc/3dbade652ed8ebac70f903e01f51cd92c4e4302c/src/libstd/rt.rs:67 [INFO] [stderr] 24: 0x561b106c7f0a - main [INFO] [stderr] 25: 0x7f8e03c85b97 - __libc_start_main [INFO] [stderr] 26: 0x561b106c158a - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] [INFO] running `"docker" "inspect" "a9cf19bfcf084b99229c1f45f885927d0d65cc4cbdc0b63b3d01f492c8cfd898"` [INFO] running `"docker" "rm" "-f" "a9cf19bfcf084b99229c1f45f885927d0d65cc4cbdc0b63b3d01f492c8cfd898"` [INFO] [stdout] a9cf19bfcf084b99229c1f45f885927d0d65cc4cbdc0b63b3d01f492c8cfd898