[INFO] fetching crate savant_core 0.2.21...
[INFO] testing savant_core-0.2.21 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate savant_core 0.2.21 into /workspace/builds/worker-1-tc2/source
[INFO] removed /workspace/builds/worker-1-tc2/source/.cargo/config.toml
[INFO] started tweaking crates.io crate savant_core 0.2.21
[INFO] finished tweaking crates.io crate savant_core 0.2.21
[INFO] tweaked toml for crates.io crate savant_core 0.2.21 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate savant_core 0.2.21 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate savant_core 0.2.21 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5334aea7f464faac48eab26c8484ea2a4d13b3efdbb07018bf266dfee7017bb5
[INFO] running `Command { std: "docker" "start" "-a" "5334aea7f464faac48eab26c8484ea2a4d13b3efdbb07018bf266dfee7017bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5334aea7f464faac48eab26c8484ea2a4d13b3efdbb07018bf266dfee7017bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5334aea7f464faac48eab26c8484ea2a4d13b3efdbb07018bf266dfee7017bb5", kill_on_drop: false }`
[INFO] [stdout] 5334aea7f464faac48eab26c8484ea2a4d13b3efdbb07018bf266dfee7017bb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8464c67db582951a17ac298c244f3a168d9f01792655f8570b04d13853fe2c23
[INFO] running `Command { std: "docker" "start" "-a" "8464c67db582951a17ac298c244f3a168d9f01792655f8570b04d13853fe2c23", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling libc v0.2.153
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[INFO] [stderr]    Compiling rayon v1.8.1
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[INFO] [stderr]    Compiling httparse v1.8.0
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[INFO] [stderr]    Compiling serde_derive v1.0.196
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[INFO] [stderr]    Compiling tokio v1.36.0
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[INFO] [stderr]    Compiling toml_edit v0.22.6
[INFO] [stderr]    Compiling prost-derive v0.12.3
[INFO] [stderr]    Compiling prost v0.11.9
[INFO] [stderr]    Compiling jwalk v0.8.1
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling try-lock v0.2.5
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling want v0.3.1
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[INFO] [stderr]    Compiling dircpy v0.3.15
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[INFO] [stderr]    Compiling axum-core v0.3.4
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[INFO] [stderr]    Compiling strsim v0.10.0
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[INFO] [stderr]    Compiling prost-build v0.11.9
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[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling zeromq-src v0.2.6+4.3.4
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[INFO] [stderr]    Compiling backtrace v0.3.69
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[INFO] [stderr]    Compiling zmq-sys v0.12.0
[INFO] [stderr]    Compiling tokio-util v0.7.10
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[INFO] [stderr]    Compiling tower v0.4.13
[INFO] [stderr]    Compiling miniz_oxide v0.7.2
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[INFO] [stderr]    Compiling addr2line v0.21.0
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[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling deunicode v1.4.3
[INFO] [stderr]    Compiling sync_wrapper v0.1.2
[INFO] [stderr]    Compiling matchit v0.7.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling h2 v0.3.24
[INFO] [stderr]    Compiling opentelemetry v0.21.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling slug v0.1.5
[INFO] [stderr]    Compiling etcd-client v0.11.1
[INFO] [stderr]    Compiling prost-types v0.12.3
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling tokio-stream v0.1.14
[INFO] [stderr]    Compiling ordered-float v4.2.0
[INFO] [stderr]    Compiling thread-id v4.2.1
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling crc32fast v1.4.0
[INFO] [stderr]    Compiling prost-build v0.12.3
[INFO] [stderr]    Compiling opentelemetry_sdk v0.21.2
[INFO] [stderr]    Compiling derive_builder_core v0.13.1
[INFO] [stderr]    Compiling rstar v0.11.0
[INFO] [stderr]    Compiling jmespath v0.3.0
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling ordered-float v2.10.1
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling is-terminal v0.4.12
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling integer-encoding v3.0.4
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling zmq v0.10.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.60
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling chrono v0.4.34
[INFO] [stderr]    Compiling earcutr v0.4.3
[INFO] [stderr]    Compiling thrift v0.17.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling hyper v0.14.28
[INFO] [stderr]    Compiling derive_builder_macro v0.13.1
[INFO] [stderr]    Compiling geo-types v0.7.12
[INFO] [stderr]    Compiling savant_core v0.2.21 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling opentelemetry-semantic-conventions v0.13.0
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling geographiclib-rs v0.2.4
[INFO] [stderr]    Compiling float_next_after v1.0.0
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.10
[INFO] [stderr]    Compiling robust v1.1.0
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr] error: failed to run custom build command for `savant_core v0.2.21 (/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/savant_core-5dcc251ce1e0a271/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (3288) panicked at build.rs:23:37:
[INFO] [stderr]   called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5557a8d0e722 - std::backtrace_rs::backtrace::libunwind::trace::h22a6a535a50603c6
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5557a8d0e722 - std::backtrace_rs::backtrace::trace_unsynchronized::h2503a4f30dbfbaa2
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5557a8d0e722 - std::sys::backtrace::_print_fmt::hec54e31f36456895
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x5557a8d0e722 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hb1988e8b50fa5f19
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x5557a8d1e60f - core::fmt::rt::Argument::fmt::h3118a66e1a57a586
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x5557a8d1e60f - core::fmt::write::hcd056e06a609f600
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/fmt/mod.rs:1468:25
[INFO] [stderr]      6:     0x5557a8ce0161 - std::io::default_write_fmt::h45f0f9de0268fdcb
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x5557a8ce0161 - std::io::Write::write_fmt::hc685c74e0b8ce55d
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/io/mod.rs:1954:13
[INFO] [stderr]      8:     0x5557a8ceb502 - std::sys::backtrace::BacktraceLock::print::h69f50ba7cfff8317
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      9:     0x5557a8cedabf - std::panicking::default_hook::{{closure}}::hfa978eb2255ab3ab
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:301:27
[INFO] [stderr]     10:     0x5557a8ced919 - std::panicking::default_hook::h09da2eaf8f1deadd
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:328:9
[INFO] [stderr]     11:     0x5557a8cee1f5 - std::panicking::panic_with_hook::h13c40d280d130fd3
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:834:13
[INFO] [stderr]     12:     0x5557a8cedfda - std::panicking::panic_handler::{{closure}}::hd79d22e8a1d3b951
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:707:13
[INFO] [stderr]     13:     0x5557a8ceb649 - std::sys::backtrace::__rust_end_short_backtrace::h83414d1ec69cf3a6
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/sys/backtrace.rs:174:18
[INFO] [stderr]     14:     0x5557a8cd384d - __rustc[b78aa6c7b08e5dc4]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:698:5
[INFO] [stderr]     15:     0x5557a8d23070 - core::panicking::panic_fmt::h326b75cf8ee01b13
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/panicking.rs:78:14
[INFO] [stderr]     16:     0x5557a8d22056 - core::result::unwrap_failed::h38baee32fdec5ac8
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/result.rs:1855:5
[INFO] [stderr]     17:     0x5557a8a2abe1 - build_script_build::main::hc04a2d3767bd1b6d
[INFO] [stderr]     18:     0x5557a8a2b1d3 - core::ops::function::FnOnce::call_once::h2b8a9557d4cb1a1b
[INFO] [stderr]     19:     0x5557a8a2af96 - std::sys::backtrace::__rust_begin_short_backtrace::h9decdedcfbf5f2b2
[INFO] [stderr]     20:     0x5557a8a2adc9 - std::rt::lang_start::{{closure}}::h74da2bc3608b44f3
[INFO] [stderr]     21:     0x5557a8ce1840 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h387c5546b57ddfde
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     22:     0x5557a8ce1840 - std::panicking::catch_unwind::do_call::hf9fdd250c001d1cd
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:590:40
[INFO] [stderr]     23:     0x5557a8ce1840 - std::panicking::catch_unwind::hc213e1339e7313f3
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:553:19
[INFO] [stderr]     24:     0x5557a8ce1840 - std::panic::catch_unwind::h7e2e13142bd98e67
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panic.rs:359:14
[INFO] [stderr]     25:     0x5557a8ce1840 - std::rt::lang_start_internal::{{closure}}::ha8eea67def213c83
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/rt.rs:175:24
[INFO] [stderr]     26:     0x5557a8ce1840 - std::panicking::catch_unwind::do_call::hc6f04b090be4f56e
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:590:40
[INFO] [stderr]     27:     0x5557a8ce1840 - std::panicking::catch_unwind::hfb8ae23b2e34f7c2
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panicking.rs:553:19
[INFO] [stderr]     28:     0x5557a8ce1840 - std::panic::catch_unwind::hf2cef20feb3addd6
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/panic.rs:359:14
[INFO] [stderr]     29:     0x5557a8ce1840 - std::rt::lang_start_internal::h1ca864a6b9355c57
[INFO] [stderr]                                  at /rustc/2440211fe03bc45c89b6dc1a3df18382ce91e32b/library/std/src/rt.rs:171:5
[INFO] [stderr]     30:     0x5557a8a2adb1 - std::rt::lang_start::h2d7a75f5659fd514
[INFO] [stderr]     31:     0x5557a8a2f955 - main
[INFO] [stderr]     32:     0x749d85e721ca - <unknown>
[INFO] [stderr]     33:     0x749d85e7228b - __libc_start_main
[INFO] [stderr]     34:     0x5557a8a286a5 - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8464c67db582951a17ac298c244f3a168d9f01792655f8570b04d13853fe2c23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8464c67db582951a17ac298c244f3a168d9f01792655f8570b04d13853fe2c23", kill_on_drop: false }`
[INFO] [stdout] 8464c67db582951a17ac298c244f3a168d9f01792655f8570b04d13853fe2c23