[INFO] fetching crate silky 0.1.0...
[INFO] testing silky-0.1.0 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate silky 0.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate silky 0.1.0
[INFO] finished tweaking crates.io crate silky 0.1.0
[INFO] tweaked toml for crates.io crate silky 0.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate silky 0.1.0 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate silky 0.1.0 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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyro_lua v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d2cf806cab371aacb1db0a482186fb4049a08b9eaaebe5ccc7739b6e172f60a
[INFO] running `Command { std: "docker" "start" "-a" "1d2cf806cab371aacb1db0a482186fb4049a08b9eaaebe5ccc7739b6e172f60a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d2cf806cab371aacb1db0a482186fb4049a08b9eaaebe5ccc7739b6e172f60a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d2cf806cab371aacb1db0a482186fb4049a08b9eaaebe5ccc7739b6e172f60a", kill_on_drop: false }`
[INFO] [stdout] 1d2cf806cab371aacb1db0a482186fb4049a08b9eaaebe5ccc7739b6e172f60a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 868aeddb84c00be4df27b67b636f2ac79e3391453240c0685fff1e7a55d6714b
[INFO] running `Command { std: "docker" "start" "-a" "868aeddb84c00be4df27b67b636f2ac79e3391453240c0685fff1e7a55d6714b", kill_on_drop: false }`
[INFO] [stderr]    Compiling pyro_lua v0.1.0
[INFO] [stderr] error: failed to run custom build command for `pyro_lua v0.1.0`
[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/pyro_lua-5a8e33c10ad48ca3/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (44) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pyro_lua-0.1.0/build.rs:24:9:
[INFO] [stderr]   Error building Lua: exit status: 2, stdout: make all SYSCFLAGS="-DLUA_USE_POSIX"
[INFO] [stderr]   make[1]: Entering directory '/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pyro_lua-0.1.0/libs/src/lua'
[INFO] [stderr]   gcc -std=gnu99 -O2 -Wall -Wextra -DLUA_COMPAT_5_2 -DLUA_USE_POSIX    -c -o lapi.o lapi.c
[INFO] [stderr]   make[1]: Leaving directory '/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/pyro_lua-0.1.0/libs/src/lua'
[INFO] [stderr]   , stderr: Assembler messages:
[INFO] [stderr]   Fatal error: can't create lapi.o: Read-only file system
[INFO] [stderr]   make[1]: *** [<builtin>: lapi.o] Error 1
[INFO] [stderr]   make: *** [Makefile:122: posix] Error 2
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5eae7f580b9a - std[29689e6404d28ef9]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x5eae7f580b9a - std[29689e6404d28ef9]::backtrace_rs::backtrace::trace_unsynchronized::<std[29689e6404d28ef9]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x5eae7f580b9a - std[29689e6404d28ef9]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x5eae7f580b9a - <<std[29689e6404d28ef9]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[e929cb53b82a81ca]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x5eae7f591e5a - <core[e929cb53b82a81ca]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x5eae7f591e5a - core[e929cb53b82a81ca]::fmt::write
[INFO] [stderr]      6:     0x5eae7f584b12 - std[29689e6404d28ef9]::io::default_write_fmt::<std[29689e6404d28ef9]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/io/mod.rs:621:11
[INFO] [stderr]      7:     0x5eae7f584b12 - <std[29689e6404d28ef9]::sys::stdio::unix::Stderr as std[29689e6404d28ef9]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/io/mod.rs:1976:13
[INFO] [stderr]      8:     0x5eae7f564c0f - <std[29689e6404d28ef9]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x5eae7f564c0f - std[29689e6404d28ef9]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x5eae7f57bc41 - std[29689e6404d28ef9]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x5eae7f57bdfb - std[29689e6404d28ef9]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x5eae7f564cc8 - std[29689e6404d28ef9]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x5eae7f559f19 - std[29689e6404d28ef9]::sys::backtrace::__rust_end_short_backtrace::<std[29689e6404d28ef9]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x5eae7f5654ad - __rustc[3aed6af316653e63]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x5eae7f59254c - core[e929cb53b82a81ca]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x5eae7f54af60 - build_script_build[52f31f716148f9d1]::main
[INFO] [stderr]     17:     0x5eae7f54dba3 - <fn() as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     18:     0x5eae7f548f66 - std[29689e6404d28ef9]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     19:     0x5eae7f5497a9 - std[29689e6404d28ef9]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     20:     0x5eae7f57ae87 - <&dyn core[e929cb53b82a81ca]::ops::function::Fn<(), Output = i32> + core[e929cb53b82a81ca]::panic::unwind_safe::RefUnwindSafe + core[e929cb53b82a81ca]::marker::Sync as core[e929cb53b82a81ca]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     21:     0x5eae7f57ae87 - std[29689e6404d28ef9]::panicking::catch_unwind::do_call::<&dyn core[e929cb53b82a81ca]::ops::function::Fn<(), Output = i32> + core[e929cb53b82a81ca]::panic::unwind_safe::RefUnwindSafe + core[e929cb53b82a81ca]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:581:40
[INFO] [stderr]     22:     0x5eae7f57ae87 - std[29689e6404d28ef9]::panicking::catch_unwind::<i32, &dyn core[e929cb53b82a81ca]::ops::function::Fn<(), Output = i32> + core[e929cb53b82a81ca]::panic::unwind_safe::RefUnwindSafe + core[e929cb53b82a81ca]::marker::Sync>
[INFO] [stderr]                                  at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:544:19
[INFO] [stderr]     23:     0x5eae7f57ae87 - std[29689e6404d28ef9]::panic::catch_unwind::<&dyn core[e929cb53b82a81ca]::ops::function::Fn<(), Output = i32> + core[e929cb53b82a81ca]::panic::unwind_safe::RefUnwindSafe + core[e929cb53b82a81ca]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panic.rs:359:14
[INFO] [stderr]     24:     0x5eae7f57ae87 - std[29689e6404d28ef9]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/rt.rs:175:24
[INFO] [stderr]     25:     0x5eae7f57ae87 - std[29689e6404d28ef9]::panicking::catch_unwind::do_call::<std[29689e6404d28ef9]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:581:40
[INFO] [stderr]     26:     0x5eae7f57ae87 - std[29689e6404d28ef9]::panicking::catch_unwind::<isize, std[29689e6404d28ef9]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panicking.rs:544:19
[INFO] [stderr]     27:     0x5eae7f57ae87 - std[29689e6404d28ef9]::panic::catch_unwind::<std[29689e6404d28ef9]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/panic.rs:359:14
[INFO] [stderr]     28:     0x5eae7f57ae87 - std[29689e6404d28ef9]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/ec6f9a5b4413f74386267ef8efc93712c2ce6db6/library/std/src/rt.rs:171:5
[INFO] [stderr]     29:     0x5eae7f548511 - std[29689e6404d28ef9]::rt::lang_start::<()>
[INFO] [stderr]     30:     0x5eae7f54df45 - main
[INFO] [stderr]     31:     0x7ff565f241ca - <unknown>
[INFO] [stderr]     32:     0x7ff565f2428b - __libc_start_main
[INFO] [stderr]     33:     0x5eae7f547705 - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "868aeddb84c00be4df27b67b636f2ac79e3391453240c0685fff1e7a55d6714b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "868aeddb84c00be4df27b67b636f2ac79e3391453240c0685fff1e7a55d6714b", kill_on_drop: false }`
[INFO] [stdout] 868aeddb84c00be4df27b67b636f2ac79e3391453240c0685fff1e7a55d6714b
