[INFO] fetching crate rust-libcore 0.0.3... [INFO] checking rust-libcore-0.0.3 against master#31ee872db5aae4750e3da1ca4ed1523c4356947f for pr-78461 [INFO] extracting crate rust-libcore 0.0.3 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate rust-libcore 0.0.3 on toolchain 31ee872db5aae4750e3da1ca4ed1523c4356947f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate rust-libcore 0.0.3 [INFO] finished tweaking crates.io crate rust-libcore 0.0.3 [INFO] tweaked toml for crates.io crate rust-libcore 0.0.3 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fbd60a7f5739b0d75a40a16f4531395d69782146082ac7a3c11c423e1d85e042 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "fbd60a7f5739b0d75a40a16f4531395d69782146082ac7a3c11c423e1d85e042", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fbd60a7f5739b0d75a40a16f4531395d69782146082ac7a3c11c423e1d85e042", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fbd60a7f5739b0d75a40a16f4531395d69782146082ac7a3c11c423e1d85e042", kill_on_drop: false }` [INFO] [stdout] fbd60a7f5739b0d75a40a16f4531395d69782146082ac7a3c11c423e1d85e042 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b6589474bc910a87608c1af679cd612a4ccb91391c2f5caaa37c572ebdb7227b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "b6589474bc910a87608c1af679cd612a4ccb91391c2f5caaa37c572ebdb7227b", kill_on_drop: false }` [INFO] [stderr] Compiling rust-libcore v0.0.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `core::str::::trim_left_matches`: superseded by `trim_start_matches` [INFO] [stdout] --> build.rs:27:7 [INFO] [stdout] | [INFO] [stdout] 27 | }.trim_left_matches("("); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: failed to run custom build command for `rust-libcore v0.0.3 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/rust-libcore-741417da262efe19/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Box', build.rs:43:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55d897d1e4b0 - std::backtrace_rs::backtrace::libunwind::trace::h448c56741b6011d3 [INFO] [stderr] at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stderr] 1: 0x55d897d1e4b0 - std::backtrace_rs::backtrace::trace_unsynchronized::h881b9d30a8a89a0c [INFO] [stderr] at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55d897d1e4b0 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58 [INFO] [stderr] at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55d897d1e4b0 - ::fmt::h8d62bbfda6d5c836 [INFO] [stderr] at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55d897d3c9ec - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x55d897d1b6b2 - std::io::Write::write_fmt::h16a9fe7680ac245c [INFO] [stderr] at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/io/mod.rs:1518:15 [INFO] [stderr] 6: 0x55d897d20b05 - std::sys_common::backtrace::_print::h9ba51a6db618de7d [INFO] [stderr] at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55d897d20b05 - std::sys_common::backtrace::print::h5f20e41c85e91716 [INFO] [stderr] at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55d897d20b05 - std::panicking::default_hook::{{closure}}::h8d48653392f3b04c [INFO] [stderr] at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55d897d207a8 - std::panicking::default_hook::hb3948d1f74b6ff4c [INFO] [stderr] at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x55d897d21241 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc [INFO] [stderr] at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/panicking.rs:593:17 [INFO] [stderr] 11: 0x55d897d07444 - std::panicking::begin_panic::{{closure}}::h31f8919f4996ad4a [INFO] [stderr] at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/panicking.rs:522:9 [INFO] [stderr] 12: 0x55d897d04cb8 - std::sys_common::backtrace::__rust_end_short_backtrace::h6ddd1d1413918229 [INFO] [stderr] at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55d897d072bf - std::panicking::begin_panic::h126efb024905248d [INFO] [stderr] at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/panicking.rs:521:12 [INFO] [stderr] 14: 0x55d897cfe835 - build_script_build::main::h55d0fdfa1d0ca819 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:43:9 [INFO] [stderr] 15: 0x55d897cfffeb - core::ops::function::FnOnce::call_once::h9ac5d0f6742217e2 [INFO] [stderr] at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 16: 0x55d897d04cee - std::sys_common::backtrace::__rust_begin_short_backtrace::h8fd53637b35a6f48 [INFO] [stderr] at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 17: 0x55d897d07211 - std::rt::lang_start::{{closure}}::h2eff4cb65d8e9a4c [INFO] [stderr] at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/rt.rs:66:18 [INFO] [stderr] 18: 0x55d897d21667 - core::ops::function::impls:: for &F>::call_once::h3f3ba5d1e0ce8d49 [INFO] [stderr] at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 19: 0x55d897d21667 - std::panicking::try::do_call::hd7a374fc87b951e7 [INFO] [stderr] at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/panicking.rs:381:40 [INFO] [stderr] 20: 0x55d897d21667 - std::panicking::try::h068087b173f80a49 [INFO] [stderr] at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/panicking.rs:345:19 [INFO] [stderr] 21: 0x55d897d21667 - std::panic::catch_unwind::h1f8259807e825279 [INFO] [stderr] at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/panic.rs:382:14 [INFO] [stderr] 22: 0x55d897d21667 - std::rt::lang_start_internal::h8ff82302dd620b52 [INFO] [stderr] at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/rt.rs:51:25 [INFO] [stderr] 23: 0x55d897d071e7 - std::rt::lang_start::h890fc53649b011ac [INFO] [stderr] at /rustc/31ee872db5aae4750e3da1ca4ed1523c4356947f/library/std/src/rt.rs:65:5 [INFO] [stderr] 24: 0x55d897cfee3a - main [INFO] [stderr] 25: 0x7efec273a0b3 - __libc_start_main [INFO] [stderr] 26: 0x55d897cfb0be - _start [INFO] [stderr] 27: 0x0 - [INFO] running `Command { std: "docker" "inspect" "b6589474bc910a87608c1af679cd612a4ccb91391c2f5caaa37c572ebdb7227b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b6589474bc910a87608c1af679cd612a4ccb91391c2f5caaa37c572ebdb7227b", kill_on_drop: false }` [INFO] [stdout] b6589474bc910a87608c1af679cd612a4ccb91391c2f5caaa37c572ebdb7227b