[INFO] cloning repository https://github.com/Kylin3216/flkv
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kylin3216/flkv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKylin3216%2Fflkv", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKylin3216%2Fflkv'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af9aafaee0ba9b120679fae91bcd7cb0b28df945
[INFO] fixing Kylin3216/flkv against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=end=2015,2024 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKylin3216%2Fflkv" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Kylin3216/flkv
[INFO] finished tweaking git repo https://github.com/Kylin3216/flkv
[INFO] tweaked toml for git repo https://github.com/Kylin3216/flkv written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Kylin3216/flkv on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Kylin3216/flkv 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] e2c6a340481d7f8fb3fc9d99abf04ec06104db525f835f731a33986e51778cd2
[INFO] running `Command { std: "docker" "start" "e2c6a340481d7f8fb3fc9d99abf04ec06104db525f835f731a33986e51778cd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e2c6a340481d7f8fb3fc9d99abf04ec06104db525f835f731a33986e51778cd2" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2c6a340481d7f8fb3fc9d99abf04ec06104db525f835f731a33986e51778cd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "e2c6a340481d7f8fb3fc9d99abf04ec06104db525f835f731a33986e51778cd2" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=end=2015,2024", kill_on_drop: false }`
[INFO] [stderr] crater-edition-check: migrating to next edition
[INFO] [stderr]    Migrating Cargo.toml from 2018 edition to 2021
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling cbindgen v0.19.0
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling snap v1.0.5
[INFO] [stderr]     Checking integer-encoding v1.1.7
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking errno v0.2.7
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]     Checking rusty-leveldb v0.3.5
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling flkv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating build.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.60s
[INFO] [stderr] crater-edition-check: flkv v0.1.0 (/opt/rustwide/workdir) updating edition from 2018 to 2021
[INFO] [stderr]    Compiling flkv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/lib.rs:236:14
[INFO] [stdout]     |
[INFO] [stdout] 236 |     unsafe { Box::from_raw(flkv) };
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 236 |     unsafe { let _ = Box::from_raw(flkv); };
[INFO] [stdout]     |              +++++++                    +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Box::<T>::from_raw` that must be used
[INFO] [stdout]    --> src/lib.rs:236:14
[INFO] [stdout]     |
[INFO] [stdout] 236 |     unsafe { Box::from_raw(flkv) };
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box`
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 236 |     unsafe { let _ = Box::from_raw(flkv); };
[INFO] [stdout]     |              +++++++                    +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: returned pointer of `as_ptr` call is never null, so checking it for null will always return false
[INFO] [stdout]    --> src/lib.rs:26:12
[INFO] [stdout]     |
[INFO] [stdout]  26 |         if ($ptr as *const c_char).is_null() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 249 |         let str = cstr!(c_string.as_ptr());
[INFO] [stdout]     |                   ------------------------ in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(useless_ptr_null_checks)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `cstr` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.65s
[INFO] [stderr] crater-edition-check: migrating to next edition
[INFO] [stderr]    Migrating Cargo.toml from 2018 edition to 2021
[INFO] [stderr]     Checking flkv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Migrating src/lib.rs from 2021 edition to 2024
[INFO] [stderr]        Fixed src/lib.rs (23 fixes)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.07s
[INFO] [stderr] crater-edition-check: flkv v0.1.0 (/opt/rustwide/workdir) updating edition from 2021 to 2024
[INFO] [stderr]    Compiling flkv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `flkv v0.1.0 (/opt/rustwide/workdir)`
[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/flkv-d799965ce81175ea/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (861) panicked at build.rs:11:10:
[INFO] [stderr]   Unable to generate bindings: ParseSyntaxError { crate_name: "flkv", src_path: "/opt/rustwide/workdir/src/lib.rs", error: Error("expected path") }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x64b47004ba98 - std[5c0eaf5403f5fa91]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x64b47004ba98 - std[5c0eaf5403f5fa91]::backtrace_rs::backtrace::trace_unsynchronized::<std[5c0eaf5403f5fa91]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x64b47004ba98 - std[5c0eaf5403f5fa91]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x64b47004ba98 - <<std[5c0eaf5403f5fa91]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6b4415987d471b61]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x64b470062aaa - <core[6b4415987d471b61]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x64b470062aaa - core[6b4415987d471b61]::fmt::write
[INFO] [stderr]      6:     0x64b470050e12 - std[5c0eaf5403f5fa91]::io::default_write_fmt::<std[5c0eaf5403f5fa91]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/io/mod.rs:623:11
[INFO] [stderr]      7:     0x64b470050e12 - <std[5c0eaf5403f5fa91]::sys::stdio::unix::Stderr as std[5c0eaf5403f5fa91]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/io/mod.rs:1661:13
[INFO] [stderr]      8:     0x64b47002dac6 - <std[5c0eaf5403f5fa91]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x64b47002dac6 - std[5c0eaf5403f5fa91]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x64b470046461 - std[5c0eaf5403f5fa91]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x64b470046712 - <alloc[ae119af534b892b]::boxed::Box<dyn for<'a, 'b> core[6b4415987d471b61]::ops::function::Fn<(&'a std[5c0eaf5403f5fa91]::panic::PanicHookInfo<'b>,), Output = ()> + core[6b4415987d471b61]::marker::Sync + core[6b4415987d471b61]::marker::Send> as core[6b4415987d471b61]::ops::function::Fn<(&std[5c0eaf5403f5fa91]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/alloc/src/boxed.rs:2287:9
[INFO] [stderr]     12:     0x64b470046712 - std[5c0eaf5403f5fa91]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/panicking.rs:822:13
[INFO] [stderr]     13:     0x64b47002db82 - std[5c0eaf5403f5fa91]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/panicking.rs:687:13
[INFO] [stderr]     14:     0x64b470022c09 - std[5c0eaf5403f5fa91]::sys::backtrace::__rust_end_short_backtrace::<std[5c0eaf5403f5fa91]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     15:     0x64b47002e47d - __rustc[33ffaff69ac0afe3]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/panicking.rs:678:5
[INFO] [stderr]     16:     0x64b47006332c - core[6b4415987d471b61]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/panicking.rs:80:14
[INFO] [stderr]     17:     0x64b4700630a2 - core[6b4415987d471b61]::result::unwrap_failed
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/result.rs:1870:5
[INFO] [stderr]     18:     0x64b46fd161f0 - <core[6b4415987d471b61]::result::Result<cbindgen[775cbf9431988422]::bindgen::bindings::Bindings, cbindgen[775cbf9431988422]::bindgen::error::Error>>::expect
[INFO] [stderr]     19:     0x64b46fd1f7ff - build_script_build[4ddb6978fc8a264e]::main
[INFO] [stderr]     20:     0x64b46fd17b33 - <fn() as core[6b4415987d471b61]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     21:     0x64b46fd0c2d6 - std[5c0eaf5403f5fa91]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     22:     0x64b46fd0e9e9 - std[5c0eaf5403f5fa91]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     23:     0x64b470045757 - <&dyn core[6b4415987d471b61]::ops::function::Fn<(), Output = i32> + core[6b4415987d471b61]::panic::unwind_safe::RefUnwindSafe + core[6b4415987d471b61]::marker::Sync as core[6b4415987d471b61]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     24:     0x64b470045757 - std[5c0eaf5403f5fa91]::panicking::catch_unwind::do_call::<&dyn core[6b4415987d471b61]::ops::function::Fn<(), Output = i32> + core[6b4415987d471b61]::panic::unwind_safe::RefUnwindSafe + core[6b4415987d471b61]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/panicking.rs:575:43
[INFO] [stderr]     25:     0x64b470045757 - std[5c0eaf5403f5fa91]::panicking::catch_unwind::<i32, &dyn core[6b4415987d471b61]::ops::function::Fn<(), Output = i32> + core[6b4415987d471b61]::panic::unwind_safe::RefUnwindSafe + core[6b4415987d471b61]::marker::Sync>
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/panicking.rs:543:19
[INFO] [stderr]     26:     0x64b470045757 - std[5c0eaf5403f5fa91]::panic::catch_unwind::<&dyn core[6b4415987d471b61]::ops::function::Fn<(), Output = i32> + core[6b4415987d471b61]::panic::unwind_safe::RefUnwindSafe + core[6b4415987d471b61]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x64b470045757 - std[5c0eaf5403f5fa91]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x64b470045757 - std[5c0eaf5403f5fa91]::panicking::catch_unwind::do_call::<std[5c0eaf5403f5fa91]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/panicking.rs:575:43
[INFO] [stderr]     29:     0x64b470045757 - std[5c0eaf5403f5fa91]::panicking::catch_unwind::<isize, std[5c0eaf5403f5fa91]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/panicking.rs:543:19
[INFO] [stderr]     30:     0x64b470045757 - std[5c0eaf5403f5fa91]::panic::catch_unwind::<std[5c0eaf5403f5fa91]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x64b470045757 - std[5c0eaf5403f5fa91]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x64b46fd0c2c1 - std[5c0eaf5403f5fa91]::rt::lang_start::<()>
[INFO] [stderr]     33:     0x64b46fd21a45 - main
[INFO] [stderr]     34:     0x79f51a7ae1ca - <unknown>
[INFO] [stderr]     35:     0x79f51a7ae28b - __libc_start_main
[INFO] [stderr]     36:     0x64b46fcfa395 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "e2c6a340481d7f8fb3fc9d99abf04ec06104db525f835f731a33986e51778cd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2c6a340481d7f8fb3fc9d99abf04ec06104db525f835f731a33986e51778cd2", kill_on_drop: false }`
[INFO] [stdout] e2c6a340481d7f8fb3fc9d99abf04ec06104db525f835f731a33986e51778cd2
