[INFO] fetching crate rust-libcore 0.0.3... [INFO] checking rust-libcore-0.0.3 against master#3e826bb11228508fbe749e594038d6727208aa94 for pr-82322 [INFO] extracting crate rust-libcore 0.0.3 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate rust-libcore 0.0.3 on toolchain 3e826bb11228508fbe749e594038d6727208aa94 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "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-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "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" "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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--no-deps" "--format-version=1", 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] 5066da7c78bd1211a837f909576abf061c1b6a2b194e4d10c331490e467dbcd1 [INFO] running `Command { std: "docker" "start" "-a" "5066da7c78bd1211a837f909576abf061c1b6a2b194e4d10c331490e467dbcd1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5066da7c78bd1211a837f909576abf061c1b6a2b194e4d10c331490e467dbcd1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5066da7c78bd1211a837f909576abf061c1b6a2b194e4d10c331490e467dbcd1", kill_on_drop: false }` [INFO] [stdout] 5066da7c78bd1211a837f909576abf061c1b6a2b194e4d10c331490e467dbcd1 [INFO] running `Command { std: "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" "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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2053b2e6e2a2f9226a38b70a3875eba22792b0a6273b6a46334803b6e88cbbe7 [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" "2053b2e6e2a2f9226a38b70a3875eba22792b0a6273b6a46334803b6e88cbbe7", 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 code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Box', build.rs:43:9 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55d5c0bfb950 - std::backtrace_rs::backtrace::libunwind::trace::hb4de9797f80b7b8c [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55d5c0bfb950 - std::backtrace_rs::backtrace::trace_unsynchronized::h59566d0bd20efff7 [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55d5c0bfb950 - std::sys_common::backtrace::_print_fmt::hcfa5ce6be50275d4 [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55d5c0bfb950 - ::fmt::hd8c307a38b9bab04 [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55d5c0c177fc - core::fmt::write::h3868db8542c90941 [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/core/src/fmt/mod.rs:1092:17 [INFO] [stderr] 5: 0x55d5c0bf88a2 - std::io::Write::write_fmt::hab90295d5a0f197d [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/io/mod.rs:1568:15 [INFO] [stderr] 6: 0x55d5c0bfdb45 - std::sys_common::backtrace::_print::h19224910b8700cf1 [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55d5c0bfdb45 - std::sys_common::backtrace::print::h25dedfa68c5fb84a [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55d5c0bfdb45 - std::panicking::default_hook::{{closure}}::h12c5765653a72a42 [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55d5c0bfd5f3 - std::panicking::default_hook::he65cee71c4209f0c [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55d5c0bfe2e1 - std::panicking::rust_panic_with_hook::h01a674d863fe0d8a [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x55d5c0bdd199 - std::panicking::begin_panic::{{closure}}::h4e1991ae1465045f [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panicking.rs:520:9 [INFO] [stderr] 12: 0x55d5c0bda228 - std::sys_common::backtrace::__rust_end_short_backtrace::h5c260c99aa05eff7 [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55d5c0bdcfcd - std::panicking::begin_panic::h5c0e50d814efd724 [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panicking.rs:519:12 [INFO] [stderr] 14: 0x55d5c0bd5e2f - build_script_build::main::h938f44a57c933164 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:43:9 [INFO] [stderr] 15: 0x55d5c0bde32b - core::ops::function::FnOnce::call_once::hd3b850b5fc3204a3 [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 16: 0x55d5c0bda2ae - std::sys_common::backtrace::__rust_begin_short_backtrace::h1f12444e35c80e1d [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 17: 0x55d5c0bdb891 - std::rt::lang_start::{{closure}}::hf5ee1cab4695099c [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/rt.rs:66:18 [INFO] [stderr] 18: 0x55d5c0bfe6fa - core::ops::function::impls:: for &F>::call_once::h2c4fd7d4128112a8 [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 19: 0x55d5c0bfe6fa - std::panicking::try::do_call::h41fb7dbbbe7bece6 [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panicking.rs:379:40 [INFO] [stderr] 20: 0x55d5c0bfe6fa - std::panicking::try::hd38008ccba72bce1 [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panicking.rs:343:19 [INFO] [stderr] 21: 0x55d5c0bfe6fa - std::panic::catch_unwind::h057e765cd60f2d13 [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/panic.rs:431:14 [INFO] [stderr] 22: 0x55d5c0bfe6fa - std::rt::lang_start_internal::hdb9d0b9d2cdcda8b [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/rt.rs:51:25 [INFO] [stderr] 23: 0x55d5c0bdb867 - std::rt::lang_start::h2f4591ea5337953d [INFO] [stderr] at /rustc/3e826bb11228508fbe749e594038d6727208aa94/library/std/src/rt.rs:65:5 [INFO] [stderr] 24: 0x55d5c0bd649a - main [INFO] [stderr] 25: 0x7f74688840b3 - __libc_start_main [INFO] [stderr] 26: 0x55d5c0bd30be - _start [INFO] [stderr] 27: 0x0 - [INFO] running `Command { std: "docker" "inspect" "2053b2e6e2a2f9226a38b70a3875eba22792b0a6273b6a46334803b6e88cbbe7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2053b2e6e2a2f9226a38b70a3875eba22792b0a6273b6a46334803b6e88cbbe7", kill_on_drop: false }` [INFO] [stdout] 2053b2e6e2a2f9226a38b70a3875eba22792b0a6273b6a46334803b6e88cbbe7