[INFO] cloning repository https://github.com/Cute-Swifts/cute-welcome
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Cute-Swifts/cute-welcome" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCute-Swifts%2Fcute-welcome", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCute-Swifts%2Fcute-welcome'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 83dd6a3b698c366b9b76eb4898b3b860b84d643e
[INFO] checking Cute-Swifts/cute-welcome against try#0c70cfbec949d241375e31c5a42066be70c720fc for pr-149681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCute-Swifts%2Fcute-welcome" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Cute-Swifts/cute-welcome
[INFO] finished tweaking git repo https://github.com/Cute-Swifts/cute-welcome
[INFO] tweaked toml for git repo https://github.com/Cute-Swifts/cute-welcome written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Cute-Swifts/cute-welcome on toolchain 0c70cfbec949d241375e31c5a42066be70c720fc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c70cfbec949d241375e31c5a42066be70c720fc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Cute-Swifts/cute-welcome already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c70cfbec949d241375e31c5a42066be70c720fc" "fetch" "--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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0c70cfbec949d241375e31c5a42066be70c720fc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e40f5d444707c92858d51c5da70aadbefe3710b4002aed44fe50c3fb70861fa
[INFO] running `Command { std: "docker" "start" "-a" "2e40f5d444707c92858d51c5da70aadbefe3710b4002aed44fe50c3fb70861fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e40f5d444707c92858d51c5da70aadbefe3710b4002aed44fe50c3fb70861fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e40f5d444707c92858d51c5da70aadbefe3710b4002aed44fe50c3fb70861fa", kill_on_drop: false }`
[INFO] [stdout] 2e40f5d444707c92858d51c5da70aadbefe3710b4002aed44fe50c3fb70861fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0c70cfbec949d241375e31c5a42066be70c720fc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff6734d1cac0b8f033c3f41092b038d2779c0c1fb5435e2429b295c0e074cc99
[INFO] running `Command { std: "docker" "start" "-a" "ff6734d1cac0b8f033c3f41092b038d2779c0c1fb5435e2429b295c0e074cc99", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.149
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling alpm-sys v2.1.2
[INFO] [stderr]    Compiling gio v0.16.3
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]    Compiling temp-dir v0.1.11
[INFO] [stderr]    Compiling serde_derive v1.0.149
[INFO] [stderr]    Compiling cc v1.0.77
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]    Compiling gtk v0.16.2
[INFO] [stderr]     Checking cini v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.89
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking pacmanconf v2.0.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: failed to run custom build command for `alpm-sys v2.1.2`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/alpm-sys-441fcc2e70df8755/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-env-changed=ALPM_LIB_DIR
[INFO] [stderr]   cargo:rerun-if-env-changed=LIBALPM_NO_PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_PATH
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_PATH
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_LIBDIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_LIBDIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_x86_64-unknown-linux-gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_x86_64_unknown_linux_gnu
[INFO] [stderr]   cargo:rerun-if-env-changed=HOST_PKG_CONFIG_SYSROOT_DIR
[INFO] [stderr]   cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (394) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/alpm-sys-2.1.2/build.rs:27:10:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: `PKG_CONFIG_ALLOW_SYSTEM_CFLAGS="1" PKG_CONFIG_ALLOW_SYSTEM_LIBS="1" "pkg-config" "--libs" "--cflags" "libalpm" "libalpm >= 13.0.0"` did not exit successfully: exit status: 1
[INFO] [stderr]   error: could not find system library 'libalpm' required by the 'alpm-sys' crate
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Package libalpm was not found in the pkg-config search path.
[INFO] [stderr]   Perhaps you should add the directory containing `libalpm.pc'
[INFO] [stderr]   to the PKG_CONFIG_PATH environment variable
[INFO] [stderr]   Package 'libalpm', required by 'virtual:world', not found
[INFO] [stderr]   Package 'libalpm', required by 'virtual:world', not found
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5fb322feda52 - std[eec8f75a7a098899]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5fb322feda52 - std[eec8f75a7a098899]::backtrace_rs::backtrace::trace_unsynchronized::<std[eec8f75a7a098899]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5fb322feda52 - std[eec8f75a7a098899]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/std/src/sys/backtrace.rs:68:9
[INFO] [stderr]      3:     0x5fb322feda52 - <<std[eec8f75a7a098899]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c7210762872bdbbf]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/std/src/sys/backtrace.rs:38:26
[INFO] [stderr]      4:     0x5fb323001237 - <core[c7210762872bdbbf]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x5fb323001237 - core[c7210762872bdbbf]::fmt::write
[INFO] [stderr]      6:     0x5fb322ff3946 - std[eec8f75a7a098899]::io::default_write_fmt::<std[eec8f75a7a098899]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/std/src/io/mod.rs:614:11
[INFO] [stderr]      7:     0x5fb322ff3946 - <std[eec8f75a7a098899]::sys::stdio::unix::Stderr as std[eec8f75a7a098899]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/std/src/io/mod.rs:1969:13
[INFO] [stderr]      8:     0x5fb322fd0f5f - <std[eec8f75a7a098899]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/std/src/sys/backtrace.rs:41:9
[INFO] [stderr]      9:     0x5fb322fd0f5f - std[eec8f75a7a098899]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x5fb322fe9041 - std[eec8f75a7a098899]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x5fb322fe91fb - std[eec8f75a7a098899]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x5fb322fd1018 - std[eec8f75a7a098899]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x5fb322fc8a19 - std[eec8f75a7a098899]::sys::backtrace::__rust_end_short_backtrace::<std[eec8f75a7a098899]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/std/src/sys/backtrace.rs:176:18
[INFO] [stderr]     14:     0x5fb322fd1a7d - __rustc[da847b0bb261331d]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x5fb3230018dc - core[c7210762872bdbbf]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x5fb323001652 - core[c7210762872bdbbf]::result::unwrap_failed
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/core/src/result.rs:1867:5
[INFO] [stderr]     17:     0x5fb322f9ca25 - build_script_build[b811c824a0b579bf]::main
[INFO] [stderr]     18:     0x5fb322f9cae3 - <fn() as core[c7210762872bdbbf]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     19:     0x5fb322f9c726 - std[eec8f75a7a098899]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     20:     0x5fb322f9c739 - std[eec8f75a7a098899]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     21:     0x5fb322fe81c6 - <&dyn core[c7210762872bdbbf]::ops::function::Fn<(), Output = i32> + core[c7210762872bdbbf]::marker::Sync + core[c7210762872bdbbf]::panic::unwind_safe::RefUnwindSafe as core[c7210762872bdbbf]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     22:     0x5fb322fe81c6 - std[eec8f75a7a098899]::panicking::catch_unwind::do_call::<&dyn core[c7210762872bdbbf]::ops::function::Fn<(), Output = i32> + core[c7210762872bdbbf]::marker::Sync + core[c7210762872bdbbf]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/std/src/panicking.rs:581:40
[INFO] [stderr]     23:     0x5fb322fe81c6 - std[eec8f75a7a098899]::panicking::catch_unwind::<i32, &dyn core[c7210762872bdbbf]::ops::function::Fn<(), Output = i32> + core[c7210762872bdbbf]::marker::Sync + core[c7210762872bdbbf]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/std/src/panicking.rs:544:19
[INFO] [stderr]     24:     0x5fb322fe81c6 - std[eec8f75a7a098899]::panic::catch_unwind::<&dyn core[c7210762872bdbbf]::ops::function::Fn<(), Output = i32> + core[c7210762872bdbbf]::marker::Sync + core[c7210762872bdbbf]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x5fb322fe81c6 - std[eec8f75a7a098899]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x5fb322fe81c6 - std[eec8f75a7a098899]::panicking::catch_unwind::do_call::<std[eec8f75a7a098899]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/std/src/panicking.rs:581:40
[INFO] [stderr]     27:     0x5fb322fe81c6 - std[eec8f75a7a098899]::panicking::catch_unwind::<isize, std[eec8f75a7a098899]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/std/src/panicking.rs:544:19
[INFO] [stderr]     28:     0x5fb322fe81c6 - std[eec8f75a7a098899]::panic::catch_unwind::<std[eec8f75a7a098899]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x5fb322fe81c6 - std[eec8f75a7a098899]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/0c70cfbec949d241375e31c5a42066be70c720fc/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x5fb322f9c711 - std[eec8f75a7a098899]::rt::lang_start::<()>
[INFO] [stderr]     31:     0x5fb322f9cb45 - main
[INFO] [stderr]     32:     0x7ececdd821ca - <unknown>
[INFO] [stderr]     33:     0x7ececdd8228b - __libc_start_main
[INFO] [stderr]     34:     0x5fb322f9c615 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "ff6734d1cac0b8f033c3f41092b038d2779c0c1fb5435e2429b295c0e074cc99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff6734d1cac0b8f033c3f41092b038d2779c0c1fb5435e2429b295c0e074cc99", kill_on_drop: false }`
[INFO] [stdout] ff6734d1cac0b8f033c3f41092b038d2779c0c1fb5435e2429b295c0e074cc99
