[INFO] fetching crate jsc 0.1.1+r201969... [INFO] checking jsc-0.1.1+r201969 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714 [INFO] extracting crate jsc 0.1.1+r201969 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate jsc 0.1.1+r201969 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate jsc 0.1.1+r201969 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate jsc 0.1.1+r201969 [INFO] tweaked toml for crates.io crate jsc 0.1.1+r201969 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded jsc-sys v0.1.2+r201969 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0e4d40120ed249bbbaf6b563b5035c7eed0c78d000c0ea8818f8eb250d8bad1d [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" "0e4d40120ed249bbbaf6b563b5035c7eed0c78d000c0ea8818f8eb250d8bad1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0e4d40120ed249bbbaf6b563b5035c7eed0c78d000c0ea8818f8eb250d8bad1d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e4d40120ed249bbbaf6b563b5035c7eed0c78d000c0ea8818f8eb250d8bad1d", kill_on_drop: false }` [INFO] [stdout] 0e4d40120ed249bbbaf6b563b5035c7eed0c78d000c0ea8818f8eb250d8bad1d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d6d99407ea1623b8928bbe86ce86cea2bce6755173556c401c1d682a61f4d8f2 [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" "d6d99407ea1623b8928bbe86ce86cea2bce6755173556c401c1d682a61f4d8f2", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling jsc-sys v0.1.2+r201969 [INFO] [stderr] error: failed to run custom build command for `jsc-sys v0.1.2+r201969` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/jsc-sys-188c5f3921e804b7/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] mkdir: cannot create directory 'WebKit/Source/WebCore': Read-only file system [INFO] [stderr] make: *** [makefile.cargo:2: all] Error 1 [INFO] [stderr] thread 'main' panicked at 'assertion failed: result.success()', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/jsc-sys-0.1.2+r201969/build.rs:40:5 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x564357479e90 - std::backtrace_rs::backtrace::libunwind::trace::h448c56741b6011d3 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stderr] 1: 0x564357479e90 - std::backtrace_rs::backtrace::trace_unsynchronized::h2d26397c5720fdbb [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x564357479e90 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x564357479e90 - ::fmt::h8d62bbfda6d5c836 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x564357497c7c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x564357476eb2 - std::io::Write::write_fmt::h16a9fe7680ac245c [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/io/mod.rs:1516:15 [INFO] [stderr] 6: 0x56435747c295 - std::sys_common::backtrace::_print::h9ba51a6db618de7d [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x56435747c295 - std::sys_common::backtrace::print::h5f20e41c85e91716 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x56435747c295 - std::panicking::default_hook::{{closure}}::h5b7294ca19e8edab [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x56435747bdea - std::panicking::default_hook::hb3948d1f74b6ff4c [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x56435747ca31 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x5643574570ce - std::panicking::begin_panic::{{closure}}::hce45736f4d41eadd [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:520:9 [INFO] [stderr] 12: 0x56435745c2a9 - std::sys_common::backtrace::__rust_end_short_backtrace::hfa77ec70e937c39a [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x564357456ffb - std::panicking::begin_panic::ha9e1934b1b1a1601 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:519:12 [INFO] [stderr] 14: 0x564357437db9 - build_script_build::main::h967432b808a64667 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/jsc-sys-0.1.2+r201969/build.rs:40:5 [INFO] [stderr] 15: 0x5643574371fb - core::ops::function::FnOnce::call_once::h57202ef7f6f3d148 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 16: 0x56435743857e - std::sys_common::backtrace::__rust_begin_short_backtrace::hdbf73db05737c259 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 17: 0x5643574387b1 - std::rt::lang_start::{{closure}}::h9df2200d5cfff958 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:66:18 [INFO] [stderr] 18: 0x56435747ce57 - core::ops::function::impls:: for &F>::call_once::h3f3ba5d1e0ce8d49 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 19: 0x56435747ce57 - std::panicking::try::do_call::hd7a374fc87b951e7 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:379:40 [INFO] [stderr] 20: 0x56435747ce57 - std::panicking::try::h068087b173f80a49 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:343:19 [INFO] [stderr] 21: 0x56435747ce57 - std::panic::catch_unwind::h1f8259807e825279 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panic.rs:396:14 [INFO] [stderr] 22: 0x56435747ce57 - std::rt::lang_start_internal::h8ff82302dd620b52 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:51:25 [INFO] [stderr] 23: 0x564357438787 - std::rt::lang_start::hcab620af0b14c762 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:65:5 [INFO] [stderr] 24: 0x5643574384fa - main [INFO] [stderr] 25: 0x7f9743cbb0b3 - __libc_start_main [INFO] [stderr] 26: 0x5643574370be - _start [INFO] [stderr] 27: 0x0 - [INFO] running `Command { std: "docker" "inspect" "d6d99407ea1623b8928bbe86ce86cea2bce6755173556c401c1d682a61f4d8f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6d99407ea1623b8928bbe86ce86cea2bce6755173556c401c1d682a61f4d8f2", kill_on_drop: false }` [INFO] [stdout] d6d99407ea1623b8928bbe86ce86cea2bce6755173556c401c1d682a61f4d8f2