[INFO] fetching crate rustpython-vm 0.1.2... [INFO] checking rustpython-vm-0.1.2 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714 [INFO] extracting crate rustpython-vm 0.1.2 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate rustpython-vm 0.1.2 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 rustpython-vm 0.1.2 [INFO] finished tweaking crates.io crate rustpython-vm 0.1.2 [INFO] tweaked toml for crates.io crate rustpython-vm 0.1.2 written to /workspace/builds/worker-4/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] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded dirs-sys-next v0.1.1 [INFO] [stderr] Downloaded lalrpop-util v0.17.2 [INFO] [stderr] Downloaded rustpython-parser v0.1.2 [INFO] [stderr] Downloaded dirs-next v1.0.2 [INFO] [stderr] Downloaded gethostname v0.2.1 [INFO] [stderr] Downloaded unic-ucd-ident v0.9.0 [INFO] [stderr] Downloaded lexical v4.0.0 [INFO] [stderr] Downloaded lz4-compress v0.1.1 [INFO] [stderr] Downloaded rustyline v6.3.0 [INFO] [stderr] Downloaded unic-ucd-category v0.9.0 [INFO] [stderr] Downloaded ena v0.13.1 [INFO] [stderr] Downloaded dns-lookup v1.0.5 [INFO] [stderr] Downloaded unicode_names2 v0.4.0 [INFO] [stderr] Downloaded lexical-core v0.6.2 [INFO] [stderr] Downloaded rustc_version_runtime v0.1.5 [INFO] [stderr] Downloaded volatile v0.2.7 [INFO] [stderr] Downloaded flamer v0.3.0 [INFO] [stderr] Downloaded lalrpop v0.17.2 [INFO] [stderr] Downloaded result-like v0.2.1 [INFO] [stderr] Downloaded unic-ucd-age v0.9.0 [INFO] [stderr] Downloaded caseless v0.2.1 [INFO] [stderr] Downloaded unic-emoji-char v0.9.0 [INFO] [stderr] Downloaded unic-ucd-hangul v0.9.0 [INFO] [stderr] Downloaded unic-ucd-normal v0.9.0 [INFO] [stderr] Downloaded mt19937 v1.0.1 [INFO] [stderr] Downloaded rustpython-bytecode v0.1.2 [INFO] [stderr] Downloaded rustpython-compiler v0.1.2 [INFO] [stderr] Downloaded smallbox v0.8.0 [INFO] [stderr] Downloaded flame v0.2.2 [INFO] [stderr] Downloaded hexf-parse v0.1.0 [INFO] [stderr] Downloaded unicode-casing v0.1.0 [INFO] [stderr] Downloaded unic-normal v0.9.0 [INFO] [stderr] Downloaded pwd v1.3.0 [INFO] [stderr] Downloaded rustpython-derive v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fc5021114881bf6d0ac4b5be767cf1fb3f9bec038d721dd62e91ccc22e91915d [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" "fc5021114881bf6d0ac4b5be767cf1fb3f9bec038d721dd62e91ccc22e91915d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fc5021114881bf6d0ac4b5be767cf1fb3f9bec038d721dd62e91ccc22e91915d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc5021114881bf6d0ac4b5be767cf1fb3f9bec038d721dd62e91ccc22e91915d", kill_on_drop: false }` [INFO] [stdout] fc5021114881bf6d0ac4b5be767cf1fb3f9bec038d721dd62e91ccc22e91915d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4f8975928a16b3679b7790003f16586ca0f0c07731eb36bd1640d369496c8230 [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" "4f8975928a16b3679b7790003f16586ca0f0c07731eb36bd1640d369496c8230", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling bit-vec v0.6.2 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Compiling lalrpop-util v0.17.2 [INFO] [stderr] Compiling unic-char-range v0.9.0 [INFO] [stderr] Compiling unic-common v0.9.0 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling byteorder v0.5.3 [INFO] [stderr] Compiling unicode_names2 v0.4.0 [INFO] [stderr] Compiling Inflector v0.11.4 [INFO] [stderr] Checking static_assertions v0.3.4 [INFO] [stderr] Compiling arrayvec v0.5.2 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling once_cell v1.5.2 [INFO] [stderr] Compiling rustpython-vm v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking utf8parse v0.2.0 [INFO] [stderr] Checking smallbox v0.8.0 [INFO] [stderr] Checking exitcode v1.1.2 [INFO] [stderr] Checking unicode-casing v0.1.0 [INFO] [stderr] Checking hexf-parse v0.1.0 [INFO] [stderr] Checking volatile v0.2.7 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Compiling unic-char-property v0.9.0 [INFO] [stderr] Compiling unic-ucd-version v0.9.0 [INFO] [stderr] Compiling lz4-compress v0.1.1 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Checking lock_api v0.4.1 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Checking unic-ucd-hangul v0.9.0 [INFO] [stderr] Checking unic-ucd-ident v0.9.0 [INFO] [stderr] Checking unic-emoji-char v0.9.0 [INFO] [stderr] Checking unic-ucd-category v0.9.0 [INFO] [stderr] Checking unic-ucd-age v0.9.0 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling ena v0.13.1 [INFO] [stderr] Compiling lexical-core v0.6.2 [INFO] [stderr] Compiling rustc_version_runtime v0.1.5 [INFO] [stderr] Compiling lexical v4.0.0 [INFO] [stderr] Checking unic-ucd-normal v0.9.0 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling pmutil v0.5.3 [INFO] [stderr] Compiling arr_macro_impl v0.1.3 [INFO] [stderr] Compiling derivative v2.1.1 [INFO] [stderr] Checking md-5 v0.8.0 [INFO] [stderr] Checking sha3 v0.8.2 [INFO] [stderr] Compiling caseless v0.2.1 [INFO] [stderr] Checking num-iter v0.1.42 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] error: failed to run custom build command for `rustc_version_runtime v0.1.5` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/rustc_version_runtime-ecb619728eb312ae/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27:48 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x562067fb00b0 - 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: 0x562067fb00b0 - 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: 0x562067fb00b0 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x562067fb00b0 - ::fmt::h8d62bbfda6d5c836 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x562067fcd5ac - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x562067fadae2 - std::io::Write::write_fmt::h16a9fe7680ac245c [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/io/mod.rs:1516:15 [INFO] [stderr] 6: 0x562067fb2375 - std::sys_common::backtrace::_print::h9ba51a6db618de7d [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x562067fb2375 - std::sys_common::backtrace::print::h5f20e41c85e91716 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x562067fb2375 - std::panicking::default_hook::{{closure}}::h5b7294ca19e8edab [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x562067fb1eca - std::panicking::default_hook::hb3948d1f74b6ff4c [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x562067fb2b11 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x562067fb2657 - std::panicking::begin_panic_handler::{{closure}}::h56ae74c6dea6e141 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:497:13 [INFO] [stderr] 12: 0x562067fb054c - std::sys_common::backtrace::__rust_end_short_backtrace::h3c4721f56689fae4 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x562067fb25b9 - rust_begin_unwind [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:493:5 [INFO] [stderr] 14: 0x562067fcc951 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x562067fcc773 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/option.rs:1268:5 [INFO] [stderr] 16: 0x562067f7ae6b - core::result::Result::unwrap::h377fad373a22e529 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/result.rs:973:23 [INFO] [stderr] 17: 0x562067f77744 - build_script_build::main::hc61f99cabfc3fbe6 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27:17 [INFO] [stderr] 18: 0x562067f7913b - core::ops::function::FnOnce::call_once::h8a8d6a5782624f4a [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x562067f7900e - std::sys_common::backtrace::__rust_begin_short_backtrace::h6c475b24add68a33 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x562067f79601 - std::rt::lang_start::{{closure}}::h6bb5c0a7635a645c [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x562067fb2f37 - core::ops::function::impls:: for &F>::call_once::h3f3ba5d1e0ce8d49 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x562067fb2f37 - std::panicking::try::do_call::hd7a374fc87b951e7 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:379:40 [INFO] [stderr] 23: 0x562067fb2f37 - std::panicking::try::h068087b173f80a49 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panicking.rs:343:19 [INFO] [stderr] 24: 0x562067fb2f37 - std::panic::catch_unwind::h1f8259807e825279 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/panic.rs:396:14 [INFO] [stderr] 25: 0x562067fb2f37 - std::rt::lang_start_internal::h8ff82302dd620b52 [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x562067f795d7 - std::rt::lang_start::hbf291100db47dd6e [INFO] [stderr] at /rustc/3e22d1f9053c0fc87629b3c6d5d9567856368e5d/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x562067f787ba - main [INFO] [stderr] 28: 0x7f2bb0e300b3 - __libc_start_main [INFO] [stderr] 29: 0x562067f770ae - _start [INFO] [stderr] 30: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "4f8975928a16b3679b7790003f16586ca0f0c07731eb36bd1640d369496c8230", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f8975928a16b3679b7790003f16586ca0f0c07731eb36bd1640d369496c8230", kill_on_drop: false }` [INFO] [stdout] 4f8975928a16b3679b7790003f16586ca0f0c07731eb36bd1640d369496c8230