[INFO] fetching crate dlt-core 0.20.1...
[INFO] testing dlt-core-0.20.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate dlt-core 0.20.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate dlt-core 0.20.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate dlt-core 0.20.1
[INFO] tweaked toml for crates.io crate dlt-core 0.20.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dlt-core 0.20.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dlt-core 0.20.1 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio v1.45.0
[INFO] [stderr]   Downloaded os_str_bytes v6.6.1
[INFO] [stderr]   Downloaded env_logger v0.10.2
[INFO] [stderr]   Downloaded errno v0.3.12
[INFO] [stderr]   Downloaded clap v3.2.25
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.25
[INFO] [stderr]   Downloaded humantime v2.2.0
[INFO] [stderr]   Downloaded quick-xml v0.29.0
[INFO] [stderr]   Downloaded zerocopy v0.8.25
[INFO] [stderr]   Downloaded criterion v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 934dd90edcb57d5fd9ce6e1f864418ce2dfe2b559cc25edbb172365bcc9d952a
[INFO] running `Command { std: "docker" "start" "-a" "934dd90edcb57d5fd9ce6e1f864418ce2dfe2b559cc25edbb172365bcc9d952a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "934dd90edcb57d5fd9ce6e1f864418ce2dfe2b559cc25edbb172365bcc9d952a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "934dd90edcb57d5fd9ce6e1f864418ce2dfe2b559cc25edbb172365bcc9d952a", kill_on_drop: false }`
[INFO] [stdout] 934dd90edcb57d5fd9ce6e1f864418ce2dfe2b559cc25edbb172365bcc9d952a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 498aa2724a1440275fcd4259e878119753fc9ed3f848a6cd3f1405dfa46a53fa
[INFO] running `Command { std: "docker" "start" "-a" "498aa2724a1440275fcd4259e878119753fc9ed3f848a6cd3f1405dfa46a53fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling dlt-core v0.20.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr] error: failed to run custom build command for `dlt-core v0.20.1 (/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/dlt-core-14d71ebd32080365/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (76) panicked at build.rs:25:44:
[INFO] [stderr]   Failed to write updated README file: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x59bee5e814f2 - std::backtrace_rs::backtrace::libunwind::trace::h0fb8082ca5562a61
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x59bee5e814f2 - std::backtrace_rs::backtrace::trace_unsynchronized::hfaa258994374a3cd
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x59bee5e814f2 - std::sys::backtrace::_print_fmt::h11496fe34963a885
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x59bee5e814f2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hff1a9408d012ee89
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x59bee5e9e11f - core::fmt::rt::Argument::fmt::hf11195b61445f5d1
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x59bee5e9e11f - core::fmt::write::h2f1fc679f228cc52
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x59bee5e73223 - std::io::default_write_fmt::hdd5e6d67566e664d
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x59bee5e73223 - std::io::Write::write_fmt::haa2231cbd9aebf95
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x59bee5e81342 - std::sys::backtrace::BacktraceLock::print::h28bfdbcac6d3828b
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x59bee5e7097c - std::panicking::default_hook::{{closure}}::h1f968e3a24b0e3b4
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x59bee5e707c3 - std::panicking::default_hook::h43da101644971931
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x59bee5e70eba - std::panicking::panic_with_hook::hb4e916c3e65eccec
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x59bee5e80eca - std::panicking::panic_handler::{{closure}}::hbff715d0475cf1bd
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x59bee5e80e29 - std::sys::backtrace::__rust_end_short_backtrace::hd6f43484e45a4955
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x59bee5e712ad - __rustc[b29d3319de9a3146]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x59bee5ea0350 - core::panicking::panic_fmt::h5f8d281875be5ff1
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panicking.rs:75:14
[INFO] [stderr]     16:     0x59bee5ea0906 - core::result::unwrap_failed::hbb243a6a8b53218d
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/result.rs:1852:5
[INFO] [stderr]     17:     0x59bee5e5d920 - core::result::Result<T,E>::expect::h90fa29ae3c7da499
[INFO] [stderr]     18:     0x59bee5e5dddb - build_script_build::main::hccc2a491d225bc58
[INFO] [stderr]     19:     0x59bee5e5f213 - core::ops::function::FnOnce::call_once::h2a8e0ebe0a87dbd0
[INFO] [stderr]     20:     0x59bee5e5df86 - std::sys::backtrace::__rust_begin_short_backtrace::h53f5e78f14d70a72
[INFO] [stderr]     21:     0x59bee5e5cc19 - std::rt::lang_start::{{closure}}::hab8c1b32d4bf3c8a
[INFO] [stderr]     22:     0x59bee5e81ac0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h32dc2b2f49a48277
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:290:21
[INFO] [stderr]     23:     0x59bee5e81ac0 - std::panicking::catch_unwind::do_call::h3353546a38525559
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40
[INFO] [stderr]     24:     0x59bee5e81ac0 - std::panicking::catch_unwind::h57fb70202d1ae368
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19
[INFO] [stderr]     25:     0x59bee5e81ac0 - std::panic::catch_unwind::h4b724a52bb5803b4
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14
[INFO] [stderr]     26:     0x59bee5e81ac0 - std::rt::lang_start_internal::{{closure}}::h3724b3072c80532a
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/rt.rs:175:24
[INFO] [stderr]     27:     0x59bee5e81ac0 - std::panicking::catch_unwind::do_call::h4f6e90f858bd1c3f
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40
[INFO] [stderr]     28:     0x59bee5e81ac0 - std::panicking::catch_unwind::h81c085c0d350991c
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19
[INFO] [stderr]     29:     0x59bee5e81ac0 - std::panic::catch_unwind::h289049af1176d82a
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14
[INFO] [stderr]     30:     0x59bee5e81ac0 - std::rt::lang_start_internal::h3c37ebeb799b11e1
[INFO] [stderr]                                  at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/rt.rs:171:5
[INFO] [stderr]     31:     0x59bee5e5cc01 - std::rt::lang_start::habb7a9adcf598f89
[INFO] [stderr]     32:     0x59bee5e5f3b5 - main
[INFO] [stderr]     33:     0x7228e512a1ca - <unknown>
[INFO] [stderr]     34:     0x7228e512a28b - __libc_start_main
[INFO] [stderr]     35:     0x59bee5e5b9f5 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "498aa2724a1440275fcd4259e878119753fc9ed3f848a6cd3f1405dfa46a53fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "498aa2724a1440275fcd4259e878119753fc9ed3f848a6cd3f1405dfa46a53fa", kill_on_drop: false }`
[INFO] [stdout] 498aa2724a1440275fcd4259e878119753fc9ed3f848a6cd3f1405dfa46a53fa