[INFO] cloning repository https://github.com/sinlov/rust_playground [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sinlov/rust_playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsinlov%2Frust_playground", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsinlov%2Frust_playground'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a83992f3c7464dd47f64c1723b8e8ece42c7df20 [INFO] checking sinlov/rust_playground against master#339e19697a39a78f4d669c217b7d21109215de41 for pr-81213 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsinlov%2Frust_playground" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/sinlov/rust_playground on toolchain 339e19697a39a78f4d669c217b7d21109215de41 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/sinlov/rust_playground [INFO] finished tweaking git repo https://github.com/sinlov/rust_playground [INFO] tweaked toml for git repo https://github.com/sinlov/rust_playground written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/sinlov/rust_playground already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c870986d49458daeae7960a271632d80d728facf2bf3dca2e60cb21619c711e0 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "c870986d49458daeae7960a271632d80d728facf2bf3dca2e60cb21619c711e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c870986d49458daeae7960a271632d80d728facf2bf3dca2e60cb21619c711e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c870986d49458daeae7960a271632d80d728facf2bf3dca2e60cb21619c711e0", kill_on_drop: false }` [INFO] [stdout] c870986d49458daeae7960a271632d80d728facf2bf3dca2e60cb21619c711e0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+339e19697a39a78f4d669c217b7d21109215de41" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] baf3aa97e32ac006e8959ca656af49a5e15112c329a010b5c342083fb3da8c84 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "baf3aa97e32ac006e8959ca656af49a5e15112c329a010b5c342083fb3da8c84", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling cc v1.0.38 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling syn v0.15.42 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking ascii v0.8.7 [INFO] [stderr] Checking chunked_transfer v0.3.1 [INFO] [stderr] Checking safemem v0.3.1 [INFO] [stderr] Checking adler32 v1.0.3 [INFO] [stderr] Compiling rust_playground v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking serde_json v1.0.40 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] error: failed to run custom build command for `rust_playground v0.1.0 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/rust_playground-f0746323086315d9/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'Read-only file system (os error 30)', build.rs:13:22 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x557c1daf5537 - std::backtrace_rs::backtrace::libunwind::trace::h8bc78f7bc1f75bdb [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x557c1daf5537 - std::backtrace_rs::backtrace::trace_unsynchronized::ha4c961c9576f95ba [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x557c1daf5537 - std::sys_common::backtrace::_print_fmt::hc20cfdc233d6eb02 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x557c1daf5537 - ::fmt::h04bea14549780a0f [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x557c1db0bfbc - core::fmt::write::h3868db8542c90941 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/core/src/fmt/mod.rs:1096:17 [INFO] [stderr] 5: 0x557c1daf37b2 - std::io::Write::write_fmt::h55dd75636eef6a5c [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/io/mod.rs:1568:15 [INFO] [stderr] 6: 0x557c1daf7265 - std::sys_common::backtrace::_print::h6439e8525077c7da [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x557c1daf7265 - std::sys_common::backtrace::print::h02b685f728ce3931 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x557c1daf7265 - std::panicking::default_hook::{{closure}}::h7c29625065fafae1 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x557c1daf6dc3 - std::panicking::default_hook::hba441710bb71f4d5 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x557c1daf7a01 - std::panicking::rust_panic_with_hook::ha936eb00e51bc4d9 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x557c1daf7547 - std::panicking::begin_panic_handler::{{closure}}::hcd15140e0238536e [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x557c1daf59fc - std::sys_common::backtrace::__rust_end_short_backtrace::hb13a021bb64823a1 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x557c1daf74a9 - rust_begin_unwind [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x557c1daf745b - std::panicking::begin_panic_fmt::h3ef6798fa589483b [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panicking.rs:435:5 [INFO] [stderr] 15: 0x557c1dadf114 - build_script_build::main::h58b8dceeeb402ea6 [INFO] [stderr] at /opt/rustwide/workdir/build.rs:13:22 [INFO] [stderr] 16: 0x557c1dadcb5b - core::ops::function::FnOnce::call_once::heb8e1d0d78616852 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 17: 0x557c1dadc91e - std::sys_common::backtrace::__rust_begin_short_backtrace::h7231bee82bc720d8 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 18: 0x557c1dadc011 - std::rt::lang_start::{{closure}}::h9184d576eeefbbf3 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/rt.rs:66:18 [INFO] [stderr] 19: 0x557c1daf7e27 - core::ops::function::impls:: for &F>::call_once::h7c92107c3c98a949 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 20: 0x557c1daf7e27 - std::panicking::try::do_call::h7454c57e8fbf0cc1 [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panicking.rs:379:40 [INFO] [stderr] 21: 0x557c1daf7e27 - std::panicking::try::he71cdc15ed83b5ec [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panicking.rs:343:19 [INFO] [stderr] 22: 0x557c1daf7e27 - std::panic::catch_unwind::hfc08ddb043e6e18c [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/panic.rs:396:14 [INFO] [stderr] 23: 0x557c1daf7e27 - std::rt::lang_start_internal::he4958117ec6901fd [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/rt.rs:51:25 [INFO] [stderr] 24: 0x557c1dadbfe7 - std::rt::lang_start::h0ace3a410bae0b1c [INFO] [stderr] at /rustc/339e19697a39a78f4d669c217b7d21109215de41/library/std/src/rt.rs:65:5 [INFO] [stderr] 25: 0x557c1dadf21a - main [INFO] [stderr] 26: 0x7fb4c0d130b3 - __libc_start_main [INFO] [stderr] 27: 0x557c1dadb0ae - _start [INFO] [stderr] 28: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "baf3aa97e32ac006e8959ca656af49a5e15112c329a010b5c342083fb3da8c84", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "baf3aa97e32ac006e8959ca656af49a5e15112c329a010b5c342083fb3da8c84", kill_on_drop: false }` [INFO] [stdout] baf3aa97e32ac006e8959ca656af49a5e15112c329a010b5c342083fb3da8c84