[INFO] fetching crate pyro_lua 0.1.0...
[INFO] testing pyro_lua-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate pyro_lua 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate pyro_lua 0.1.0
[INFO] finished tweaking crates.io crate pyro_lua 0.1.0
[INFO] tweaked toml for crates.io crate pyro_lua 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pyro_lua 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 34d83ca98c3521ff54e4b3291cb7449ed5fb0ace5467c54c70048c7064ea4054
[INFO] running `Command { std: "docker" "start" "-a" "34d83ca98c3521ff54e4b3291cb7449ed5fb0ace5467c54c70048c7064ea4054", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34d83ca98c3521ff54e4b3291cb7449ed5fb0ace5467c54c70048c7064ea4054", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34d83ca98c3521ff54e4b3291cb7449ed5fb0ace5467c54c70048c7064ea4054", kill_on_drop: false }`
[INFO] [stdout] 34d83ca98c3521ff54e4b3291cb7449ed5fb0ace5467c54c70048c7064ea4054
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 4b3e15fc9e764673ed9876f303cc9f949b33d794a448b150407a7cd5b33bf9f4
[INFO] running `Command { std: "docker" "start" "-a" "4b3e15fc9e764673ed9876f303cc9f949b33d794a448b150407a7cd5b33bf9f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling pyro_lua v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `pyro_lua v0.1.0 (/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/pyro_lua-558586656df8d463/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (44) panicked at 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/workdir/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/workdir/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:     0x571a6df63cda - 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:     0x571a6df63cda - 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:     0x571a6df63cda - std[e72de78501789eb0]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x571a6df63cda - <<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:     0x571a6df74e3a - <core[6aaeda2c7ad07a48]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x571a6df74e3a - core[6aaeda2c7ad07a48]::fmt::write
[INFO] [stderr]      6:     0x571a6df67c92 - 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:     0x571a6df67c92 - <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:     0x571a6df47e5f - <std[e72de78501789eb0]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x571a6df47e5f - std[e72de78501789eb0]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x571a6df5edd1 - std[e72de78501789eb0]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x571a6df5ef8b - std[e72de78501789eb0]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x571a6df47f18 - std[e72de78501789eb0]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x571a6df3f8f9 - 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:     0x571a6df486fd - __rustc[78a4cf188af856fc]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x571a6df7552c - core[6aaeda2c7ad07a48]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x571a6df2cdd0 - build_script_build[edd42942a88ab297]::main
[INFO] [stderr]     17:     0x571a6df30e13 - <fn() as core[6aaeda2c7ad07a48]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     18:     0x571a6df2f6d6 - std[e72de78501789eb0]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     19:     0x571a6df2b7e9 - std[e72de78501789eb0]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     20:     0x571a6df5e014 - <&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]     21:     0x571a6df5e014 - 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]     22:     0x571a6df5e014 - 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]     23:     0x571a6df5e014 - 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]     24:     0x571a6df5e014 - std[e72de78501789eb0]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/rt.rs:175:24
[INFO] [stderr]     25:     0x571a6df5e014 - 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]     26:     0x571a6df5e014 - 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]     27:     0x571a6df5e014 - 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]     28:     0x571a6df5e014 - std[e72de78501789eb0]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/dec9417b8611e34e787a3e4c37686b5131f9e5c5/library/std/src/rt.rs:171:5
[INFO] [stderr]     29:     0x571a6df2b221 - std[e72de78501789eb0]::rt::lang_start::<()>
[INFO] [stderr]     30:     0x571a6df2e7a5 - main
[INFO] [stderr]     31:     0x7efac20791ca - <unknown>
[INFO] [stderr]     32:     0x7efac207928b - __libc_start_main
[INFO] [stderr]     33:     0x571a6df2a965 - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "4b3e15fc9e764673ed9876f303cc9f949b33d794a448b150407a7cd5b33bf9f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b3e15fc9e764673ed9876f303cc9f949b33d794a448b150407a7cd5b33bf9f4", kill_on_drop: false }`
[INFO] [stdout] 4b3e15fc9e764673ed9876f303cc9f949b33d794a448b150407a7cd5b33bf9f4