[INFO] fetching crate saiko 0.1.2... [INFO] testing saiko-0.1.2 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2 [INFO] extracting crate saiko 0.1.2 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate saiko 0.1.2 [INFO] finished tweaking crates.io crate saiko 0.1.2 [INFO] tweaked toml for crates.io crate saiko 0.1.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate saiko 0.1.2 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 94 packages to latest compatible versions [INFO] [stderr] Adding env_logger v0.6.2 (available: v0.11.10) [INFO] [stderr] Adding nix v0.13.1 (available: v0.31.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde-xml-rs v0.3.1 [INFO] [stderr] Downloaded wayland_protocol_code_generator v0.1.2 [INFO] [stderr] Downloaded addr2line v0.25.1 [INFO] [stderr] Downloaded wit-bindgen-rust-macro v0.51.0 [INFO] [stderr] Downloaded itoa v1.0.18 [INFO] [stderr] Downloaded failure_derive v0.1.8 [INFO] [stderr] Downloaded error-chain v0.10.0 [INFO] [stderr] Downloaded heck v0.3.3 [INFO] [stderr] Downloaded id-arena v2.3.0 [INFO] [stderr] Downloaded leb128fmt v0.1.0 [INFO] [stderr] Downloaded winapi-util v0.1.11 [INFO] [stderr] Downloaded wayland_protocol_scanner v0.1.0 [INFO] [stderr] Downloaded foldhash v0.1.5 [INFO] [stderr] Downloaded rustc-demangle v0.1.27 [INFO] [stderr] Downloaded fastrand v2.4.1 [INFO] [stderr] Downloaded env_logger v0.6.2 [INFO] [stderr] Downloaded backtrace v0.3.76 [INFO] [stderr] Downloaded zmij v1.0.21 [INFO] [stderr] Downloaded humantime v1.3.0 [INFO] [stderr] Downloaded wasm-metadata v0.244.0 [INFO] [stderr] Downloaded byteorder v1.5.0 [INFO] [stderr] Downloaded quote v0.6.13 [INFO] [stderr] Downloaded xml-rs v0.8.28 [INFO] [stderr] Downloaded wit-bindgen-core v0.51.0 [INFO] [stderr] Downloaded semver v1.0.28 [INFO] [stderr] Downloaded once_cell v1.21.4 [INFO] [stderr] Downloaded bitflags v2.11.1 [INFO] [stderr] Downloaded synstructure v0.12.6 [INFO] [stderr] Downloaded anyhow v1.0.102 [INFO] [stderr] Downloaded r-efi v6.0.0 [INFO] [stderr] Downloaded getrandom v0.4.2 [INFO] [stderr] Downloaded prettyplease v0.2.37 [INFO] [stderr] Downloaded wit-bindgen-rust v0.51.0 [INFO] [stderr] Downloaded wit-bindgen v0.57.1 [INFO] [stderr] Downloaded tempfile v3.27.0 [INFO] [stderr] Downloaded wasm-encoder v0.244.0 [INFO] [stderr] Downloaded unicode-segmentation v1.13.2 [INFO] [stderr] Downloaded indexmap v2.14.0 [INFO] [stderr] Downloaded wasip2 v1.0.3+wasi-0.2.9 [INFO] [stderr] Downloaded hashbrown v0.15.5 [INFO] [stderr] Downloaded hashbrown v0.17.0 [INFO] [stderr] Downloaded nix v0.13.1 [INFO] [stderr] Downloaded wit-parser v0.244.0 [INFO] [stderr] Downloaded failure v0.1.8 [INFO] [stderr] Downloaded syn v0.15.44 [INFO] [stderr] Downloaded wasmparser v0.244.0 [INFO] [stderr] Downloaded wit-component v0.244.0 [INFO] [stderr] Downloaded gimli v0.32.3 [INFO] [stderr] Downloaded object v0.37.3 [INFO] [stderr] Downloaded rustix v1.1.4 [INFO] [stderr] Downloaded wasip3 v0.4.0+wasi-0.3.0-rc-2026-01-06 [INFO] [stderr] Downloaded linux-raw-sys v0.12.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bbc2711b3ab61ada88834943c7b5c2a4d6bc7e885a60e4ca95dff8ee83d3711f [INFO] running `Command { std: "docker" "start" "-a" "bbc2711b3ab61ada88834943c7b5c2a4d6bc7e885a60e4ca95dff8ee83d3711f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bbc2711b3ab61ada88834943c7b5c2a4d6bc7e885a60e4ca95dff8ee83d3711f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bbc2711b3ab61ada88834943c7b5c2a4d6bc7e885a60e4ca95dff8ee83d3711f", kill_on_drop: false }` [INFO] [stdout] bbc2711b3ab61ada88834943c7b5c2a4d6bc7e885a60e4ca95dff8ee83d3711f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 19964d2d81a39da046c3bd6c8c79eb610afb492a23bde065f9dc6ae50caa2e20 [INFO] running `Command { std: "docker" "start" "-a" "19964d2d81a39da046c3bd6c8c79eb610afb492a23bde065f9dc6ae50caa2e20", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.106 [INFO] [stderr] Compiling memchr v2.8.0 [INFO] [stderr] Compiling libc v0.2.185 [INFO] [stderr] Compiling quote v1.0.45 [INFO] [stderr] Compiling unicode-ident v1.0.24 [INFO] [stderr] Compiling object v0.37.3 [INFO] [stderr] Compiling gimli v0.32.3 [INFO] [stderr] Compiling adler2 v2.0.1 [INFO] [stderr] Compiling miniz_oxide v0.8.9 [INFO] [stderr] Compiling rustc-demangle v0.1.27 [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling log v0.4.29 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v2.0.117 [INFO] [stderr] Compiling xml-rs v0.8.28 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling unicode-segmentation v1.13.2 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling aho-corasick v1.1.4 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling lazy_static v1.5.0 [INFO] [stderr] Compiling unicode-xid v0.2.6 [INFO] [stderr] Compiling regex-syntax v0.8.10 [INFO] [stderr] Compiling addr2line v0.25.1 [INFO] [stderr] Compiling nix v0.13.1 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling termcolor v1.4.1 [INFO] [stderr] Compiling regex-automata v0.4.14 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling backtrace v0.3.76 [INFO] [stderr] Compiling error-chain v0.10.0 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling serde-xml-rs v0.3.1 [INFO] [stderr] Compiling wayland_protocol_scanner v0.1.0 [INFO] [stderr] Compiling regex v1.12.3 [INFO] [stderr] Compiling wayland_protocol_code_generator v0.1.2 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling saiko v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `saiko v0.1.2 (/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/saiko-ee924cadf7aa9921/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] thread 'main' (889) panicked at build.rs:10:45: [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: 0x5c0907c750aa - std[31e582c13f4e914f]::backtrace_rs::backtrace::libunwind::trace [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x5c0907c750aa - std[31e582c13f4e914f]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x5c0907c750aa - std[31e582c13f4e914f]::sys::backtrace::_print_fmt [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:74:9 [INFO] [stderr] 3: 0x5c0907c750aa - <::print::DisplayBacktrace as core[fa0eadad68403074]::fmt::Display>::fmt [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:44:26 [INFO] [stderr] 4: 0x5c0907c880aa - ::fmt [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/fmt/rt.rs:152:76 [INFO] [stderr] 5: 0x5c0907c880aa - core[fa0eadad68403074]::fmt::write [INFO] [stderr] 6: 0x5c0907c78d42 - std[31e582c13f4e914f]::io::default_write_fmt:: [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x5c0907c78d42 - ::write_fmt [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/io/mod.rs:1994:13 [INFO] [stderr] 8: 0x5c0907c5a3bf - ::print [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:47:9 [INFO] [stderr] 9: 0x5c0907c5a3bf - std[31e582c13f4e914f]::panicking::default_hook::{closure#0} [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:292:27 [INFO] [stderr] 10: 0x5c0907c708e1 - std[31e582c13f4e914f]::panicking::default_hook [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:319:9 [INFO] [stderr] 11: 0x5c0907c70b5b - std[31e582c13f4e914f]::panicking::panic_with_hook [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:825:13 [INFO] [stderr] 12: 0x5c0907c5a478 - std[31e582c13f4e914f]::panicking::panic_handler::{closure#0} [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:698:13 [INFO] [stderr] 13: 0x5c0907c4f889 - std[31e582c13f4e914f]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:182:18 [INFO] [stderr] 14: 0x5c0907c5ad6d - __rustc[fc8e3a9f23f26cb]::rust_begin_unwind [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:689:5 [INFO] [stderr] 15: 0x5c0907c8891c - core[fa0eadad68403074]::panicking::panic_fmt [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panicking.rs:80:14 [INFO] [stderr] 16: 0x5c0907c88662 - core[fa0eadad68403074]::result::unwrap_failed [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/result.rs:1867:5 [INFO] [stderr] 17: 0x5c0907abffda - build_script_build[6c4b7f633332e781]::main [INFO] [stderr] 18: 0x5c0907ac1593 - >::call_once [INFO] [stderr] 19: 0x5c0907abfd66 - std[31e582c13f4e914f]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stderr] 20: 0x5c0907abfed9 - std[31e582c13f4e914f]::rt::lang_start::<()>::{closure#0} [INFO] [stderr] 21: 0x5c0907c6fb74 - <&dyn core[fa0eadad68403074]::ops::function::Fn<(), Output = i32> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::panic::unwind_safe::RefUnwindSafe as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:287:21 [INFO] [stderr] 22: 0x5c0907c6fb74 - std[31e582c13f4e914f]::panicking::catch_unwind::do_call::<&dyn core[fa0eadad68403074]::ops::function::Fn<(), Output = i32> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::panic::unwind_safe::RefUnwindSafe, i32> [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:581:40 [INFO] [stderr] 23: 0x5c0907c6fb74 - std[31e582c13f4e914f]::panicking::catch_unwind:: + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::panic::unwind_safe::RefUnwindSafe> [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:544:19 [INFO] [stderr] 24: 0x5c0907c6fb74 - std[31e582c13f4e914f]::panic::catch_unwind::<&dyn core[fa0eadad68403074]::ops::function::Fn<(), Output = i32> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::panic::unwind_safe::RefUnwindSafe, i32> [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panic.rs:359:14 [INFO] [stderr] 25: 0x5c0907c6fb74 - std[31e582c13f4e914f]::rt::lang_start_internal::{closure#0} [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/rt.rs:175:24 [INFO] [stderr] 26: 0x5c0907c6fb74 - std[31e582c13f4e914f]::panicking::catch_unwind::do_call:: [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:581:40 [INFO] [stderr] 27: 0x5c0907c6fb74 - std[31e582c13f4e914f]::panicking::catch_unwind:: [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:544:19 [INFO] [stderr] 28: 0x5c0907c6fb74 - std[31e582c13f4e914f]::panic::catch_unwind:: [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panic.rs:359:14 [INFO] [stderr] 29: 0x5c0907c6fb74 - std[31e582c13f4e914f]::rt::lang_start_internal [INFO] [stderr] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/rt.rs:171:5 [INFO] [stderr] 30: 0x5c0907abf621 - std[31e582c13f4e914f]::rt::lang_start::<()> [INFO] [stderr] 31: 0x5c0907ac17d5 - main [INFO] [stderr] 32: 0x7ec402bf31ca - [INFO] [stderr] 33: 0x7ec402bf328b - __libc_start_main [INFO] [stderr] 34: 0x5c0907abed85 - _start [INFO] [stderr] 35: 0x0 - [INFO] running `Command { std: "docker" "inspect" "19964d2d81a39da046c3bd6c8c79eb610afb492a23bde065f9dc6ae50caa2e20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "19964d2d81a39da046c3bd6c8c79eb610afb492a23bde065f9dc6ae50caa2e20", kill_on_drop: false }` [INFO] [stdout] 19964d2d81a39da046c3bd6c8c79eb610afb492a23bde065f9dc6ae50caa2e20