[INFO] fetching crate kble-serialport 0.4.2...
[INFO] testing kble-serialport-0.4.2 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate kble-serialport 0.4.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate kble-serialport 0.4.2
[INFO] finished tweaking crates.io crate kble-serialport 0.4.2
[INFO] tweaked toml for crates.io crate kble-serialport 0.4.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kble-serialport 0.4.2 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kble-serialport 0.4.2 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding kble-socket v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f39fcbe63db0c15c438fa79e1776ebf0121cb25f3ced06e870f26d32ba12f6d
[INFO] running `Command { std: "docker" "start" "-a" "7f39fcbe63db0c15c438fa79e1776ebf0121cb25f3ced06e870f26d32ba12f6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f39fcbe63db0c15c438fa79e1776ebf0121cb25f3ced06e870f26d32ba12f6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f39fcbe63db0c15c438fa79e1776ebf0121cb25f3ced06e870f26d32ba12f6d", kill_on_drop: false }`
[INFO] [stdout] 7f39fcbe63db0c15c438fa79e1776ebf0121cb25f3ced06e870f26d32ba12f6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1522fba6984bbb6f16fe3fb2b54e2b5c49322bd4e5dcc2cde1a65b0026d2205b
[INFO] running `Command { std: "docker" "start" "-a" "1522fba6984bbb6f16fe3fb2b54e2b5c49322bd4e5dcc2cde1a65b0026d2205b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling bytes v1.10.0
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling thiserror v1.0.57
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]    Compiling cpufeatures v0.2.12
[INFO] [stderr]    Compiling tower-service v0.3.2
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling data-encoding v2.5.0
[INFO] [stderr]    Compiling tower-layer v0.3.2
[INFO] [stderr]    Compiling anstream v0.6.13
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling ryu v1.0.17
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling anyhow v1.0.96
[INFO] [stderr]    Compiling strsim v0.11.0
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling clap_builder v4.5.31
[INFO] [stderr]    Compiling http v0.2.11
[INFO] [stderr]    Compiling overload v0.1.1
[INFO] [stderr]    Compiling notalawyer-build v0.2.0
[INFO] [stderr]    Compiling matchit v0.7.3
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]    Compiling axum v0.6.20
[INFO] [stderr]    Compiling unicode-normalization v0.1.23
[INFO] [stderr]    Compiling kble-serialport v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling nu-ansi-term v0.46.0
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling notalawyer v0.2.0
[INFO] [stderr] error: failed to run custom build command for `kble-serialport v0.4.2 (/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/kble-serialport-6e703f573c805fd6/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=Cargo.toml
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   error: no such command: `about`
[INFO] [stderr] 
[INFO] [stderr]   help: a command with a similar name exists: `logout`
[INFO] [stderr] 
[INFO] [stderr]   help: view all installed commands with `cargo --list`
[INFO] [stderr]   help: find a package to install `about` with `cargo search cargo-about`
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (856) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/notalawyer-build-0.2.0/src/lib.rs:33:9:
[INFO] [stderr]   cargo-about failed
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x571e010cdd2a - std[e72de78501789eb0]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x571e010cdd2a - std[e72de78501789eb0]::backtrace_rs::backtrace::trace_unsynchronized::<std[e72de78501789eb0]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x571e010cdd2a - std[e72de78501789eb0]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x571e010cdd2a - <<std[e72de78501789eb0]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6aaeda2c7ad07a48]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x571e010ded6a - <core[6aaeda2c7ad07a48]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x571e010ded6a - core[6aaeda2c7ad07a48]::fmt::write
[INFO] [stderr]      6:     0x571e010d1f82 - std[e72de78501789eb0]::io::default_write_fmt::<std[e72de78501789eb0]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x571e010d1f82 - <std[e72de78501789eb0]::sys::stdio::unix::Stderr as std[e72de78501789eb0]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x571e010b370f - <std[e72de78501789eb0]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x571e010b370f - std[e72de78501789eb0]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x571e010c9701 - std[e72de78501789eb0]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x571e010c98bb - std[e72de78501789eb0]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x571e010b37fa - std[e72de78501789eb0]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:691:13
[INFO] [stderr]     13:     0x571e010ab419 - std[e72de78501789eb0]::sys::backtrace::__rust_end_short_backtrace::<std[e72de78501789eb0]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x571e010b402d - __rustc[78a4cf188af856fc]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x571e010df45c - core[6aaeda2c7ad07a48]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x571e010980c1 - notalawyer_build[d26abfde29d92937]::build_with_template
[INFO] [stderr]     17:     0x571e01098271 - notalawyer_build[d26abfde29d92937]::build
[INFO] [stderr]     18:     0x571e01096a84 - build_script_build[2ebcc43730581cd3]::main
[INFO] [stderr]     19:     0x571e01096ab3 - <fn() as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     20:     0x571e01096a26 - std[e72de78501789eb0]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     21:     0x571e01096a39 - std[e72de78501789eb0]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     22:     0x571e010c89a4 - <&dyn core[6aaeda2c7ad07a48]::ops::function::Fn<(), Output = i32> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::panic::unwind_safe::RefUnwindSafe as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     23:     0x571e010c89a4 - std[e72de78501789eb0]::panicking::catch_unwind::do_call::<&dyn core[6aaeda2c7ad07a48]::ops::function::Fn<(), Output = i32> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40
[INFO] [stderr]     24:     0x571e010c89a4 - std[e72de78501789eb0]::panicking::catch_unwind::<i32, &dyn core[6aaeda2c7ad07a48]::ops::function::Fn<(), Output = i32> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19
[INFO] [stderr]     25:     0x571e010c89a4 - std[e72de78501789eb0]::panic::catch_unwind::<&dyn core[6aaeda2c7ad07a48]::ops::function::Fn<(), Output = i32> + core[6aaeda2c7ad07a48]::marker::Sync + core[6aaeda2c7ad07a48]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x571e010c89a4 - std[e72de78501789eb0]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x571e010c89a4 - std[e72de78501789eb0]::panicking::catch_unwind::do_call::<std[e72de78501789eb0]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:581:40
[INFO] [stderr]     28:     0x571e010c89a4 - std[e72de78501789eb0]::panicking::catch_unwind::<isize, std[e72de78501789eb0]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:544:19
[INFO] [stderr]     29:     0x571e010c89a4 - std[e72de78501789eb0]::panic::catch_unwind::<std[e72de78501789eb0]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x571e010c89a4 - std[e72de78501789eb0]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x571e01096a11 - std[e72de78501789eb0]::rt::lang_start::<()>
[INFO] [stderr]     32:     0x571e01096b15 - main
[INFO] [stderr]     33:     0x73d7bad991ca - <unknown>
[INFO] [stderr]     34:     0x73d7bad9928b - __libc_start_main
[INFO] [stderr]     35:     0x571e01096925 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1522fba6984bbb6f16fe3fb2b54e2b5c49322bd4e5dcc2cde1a65b0026d2205b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1522fba6984bbb6f16fe3fb2b54e2b5c49322bd4e5dcc2cde1a65b0026d2205b", kill_on_drop: false }`
[INFO] [stdout] 1522fba6984bbb6f16fe3fb2b54e2b5c49322bd4e5dcc2cde1a65b0026d2205b