[INFO] fetching crate rust-libcore 0.0.3... [INFO] checking rust-libcore-0.0.3 against try#4a04890980766cc79878135f5ade8c0c4321e943 for pr-65819 [INFO] extracting crate rust-libcore 0.0.3 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate rust-libcore 0.0.3 on toolchain 4a04890980766cc79878135f5ade8c0c4321e943 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-10/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ecb713eb3289213035c61ec9339ba7b78744642fe0360ab569d3691d0ebf63ef [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" "ecb713eb3289213035c61ec9339ba7b78744642fe0360ab569d3691d0ebf63ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ecb713eb3289213035c61ec9339ba7b78744642fe0360ab569d3691d0ebf63ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ecb713eb3289213035c61ec9339ba7b78744642fe0360ab569d3691d0ebf63ef", kill_on_drop: false }` [INFO] [stdout] ecb713eb3289213035c61ec9339ba7b78744642fe0360ab569d3691d0ebf63ef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4a04890980766cc79878135f5ade8c0c4321e943" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d4afdc49a5b8d4da8e8fe4f4b3df86db57405c99e2b325d1ce7a94998b3e2259 [INFO] running `Command { std: "docker" "start" "-a" "d4afdc49a5b8d4da8e8fe4f4b3df86db57405c99e2b325d1ce7a94998b3e2259", 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: panic message is not a string literal [INFO] [stdout] --> build.rs:26:26 [INFO] [stdout] | [INFO] [stdout] 26 | Err(e) => panic!(e), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panic)]` on by default [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 26 | Err(e) => panic!("{}", e), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 26 | Err(e) => std::panic::panic_any(e), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> build.rs:33:38 [INFO] [stdout] | [INFO] [stdout] 33 | Err(e) => panic!(e), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 33 | Err(e) => panic!("{}", e), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 33 | Err(e) => std::panic::panic_any(e), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> build.rs:43:16 [INFO] [stdout] | [INFO] [stdout] 43 | panic!(e); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 43 | panic!("{}", e); [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 43 | std::panic::panic_any(e); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> build.rs:48:16 [INFO] [stdout] | [INFO] [stdout] 48 | panic!(e); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 48 | panic!("{}", e); [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 48 | std::panic::panic_any(e); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> build.rs:65:26 [INFO] [stdout] | [INFO] [stdout] 65 | Err(e) => panic!(e), [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: this is no longer accepted in Rust 2021 [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 65 | Err(e) => panic!("{}", e), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 65 | Err(e) => std::panic::panic_any(e), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings 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-6de50b60fcdba72b/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Box', build.rs:43:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x564957762b30 - std::backtrace_rs::backtrace::libunwind::trace::h4dee703919bfd40a [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x564957762b30 - std::backtrace_rs::backtrace::trace_unsynchronized::h457e839f1a563e20 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x564957762b30 - std::sys_common::backtrace::_print_fmt::h86a55fb30f8393c8 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x564957762b30 - ::fmt::h7b3d6cac46d277e1 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x56495777d94f - core::fmt::write::h127419eb46f2ecc9 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/core/src/fmt/mod.rs:1094:17 [INFO] [stderr] 5: 0x5649577602d5 - std::io::Write::write_fmt::h6010cfbb4726588b [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/io/mod.rs:1578:15 [INFO] [stderr] 6: 0x564957764b7b - std::sys_common::backtrace::_print::h79b4f9652330cc9d [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x564957764b7b - std::sys_common::backtrace::print::h330bb326a76af8cf [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x564957764b7b - std::panicking::default_hook::{{closure}}::heb6a42a7d50a472e [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x564957764643 - std::panicking::default_hook::h17e521ba6d68d6e1 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x56495776512d - std::panicking::rust_panic_with_hook::h70db735e3a6e70cb [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x564957745a1b - std::panicking::begin_panic::{{closure}}::h815f52cd80e2f1b3 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panicking.rs:520:9 [INFO] [stderr] 12: 0x564957741638 - std::sys_common::backtrace::__rust_end_short_backtrace::h1528ae10d3d3f608 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5649577457cb - std::panicking::begin_panic::h187390789edc75d5 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panicking.rs:519:12 [INFO] [stderr] 14: 0x5649577423b0 - build_script_build::main::hf572288adb5526aa [INFO] [stderr] at /opt/rustwide/workdir/build.rs:43:9 [INFO] [stderr] 15: 0x564957746c1b - core::ops::function::FnOnce::call_once::hced6bf5b536e1f45 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 16: 0x5649577416de - std::sys_common::backtrace::__rust_begin_short_backtrace::h02328a3074e8cd4f [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 17: 0x564957744011 - std::rt::lang_start::{{closure}}::hbe87038ed58ce2c4 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/rt.rs:66:18 [INFO] [stderr] 18: 0x56495776552a - core::ops::function::impls:: for &F>::call_once::hbcc915e668c7ca11 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 19: 0x56495776552a - std::panicking::try::do_call::h6b0f430d48122ddf [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panicking.rs:379:40 [INFO] [stderr] 20: 0x56495776552a - std::panicking::try::h6ba420e2e21b5afa [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panicking.rs:343:19 [INFO] [stderr] 21: 0x56495776552a - std::panic::catch_unwind::h8366719d1f615eee [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/panic.rs:431:14 [INFO] [stderr] 22: 0x56495776552a - std::rt::lang_start_internal::h965c28c9ce06ee73 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/rt.rs:51:25 [INFO] [stderr] 23: 0x564957743ff0 - std::rt::lang_start::h9bb84afc082543c7 [INFO] [stderr] at /rustc/4a04890980766cc79878135f5ade8c0c4321e943/library/std/src/rt.rs:65:5 [INFO] [stderr] 24: 0x564957742a1c - main [INFO] [stderr] 25: 0x7fb35eb7c0b3 - __libc_start_main [INFO] [stderr] 26: 0x56495773c93e - _start [INFO] [stderr] 27: 0x0 - [INFO] running `Command { std: "docker" "inspect" "d4afdc49a5b8d4da8e8fe4f4b3df86db57405c99e2b325d1ce7a94998b3e2259", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d4afdc49a5b8d4da8e8fe4f4b3df86db57405c99e2b325d1ce7a94998b3e2259", kill_on_drop: false }` [INFO] [stdout] d4afdc49a5b8d4da8e8fe4f4b3df86db57405c99e2b325d1ce7a94998b3e2259