[INFO] fetching crate rustpython-vm 0.1.2... [INFO] checking rustpython-vm-0.1.2 against try#b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 for pr-78363 [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 b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "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" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unic-normal v0.9.0 [INFO] [stderr] Downloaded unic-emoji-char v0.9.0 [INFO] [stderr] Downloaded mt19937 v1.0.1 [INFO] [stderr] Downloaded unic-ucd-normal v0.9.0 [INFO] [stderr] Downloaded unic-ucd-category v0.9.0 [INFO] [stderr] Downloaded unicode-casing v0.1.0 [INFO] [stderr] Downloaded unic-ucd-ident v0.9.0 [INFO] [stderr] Downloaded rustpython-derive v0.1.2 [INFO] [stderr] Downloaded rustpython-bytecode v0.1.2 [INFO] [stderr] Downloaded smallbox v0.8.0 [INFO] [stderr] Downloaded unic-ucd-age v0.9.0 [INFO] [stderr] Downloaded unic-ucd-hangul v0.9.0 [INFO] [stderr] Downloaded result-like v0.2.1 [INFO] [stderr] Downloaded flamer v0.3.0 [INFO] [stderr] Downloaded rustpython-parser v0.1.2 [INFO] [stderr] Downloaded rustpython-compiler 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" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d6606e89d18744f81516aa413eccaa417d160b23f0e4fc24d626c2d32d0df4e3 [INFO] running `Command { std: "docker" "start" "-a" "d6606e89d18744f81516aa413eccaa417d160b23f0e4fc24d626c2d32d0df4e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d6606e89d18744f81516aa413eccaa417d160b23f0e4fc24d626c2d32d0df4e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6606e89d18744f81516aa413eccaa417d160b23f0e4fc24d626c2d32d0df4e3", kill_on_drop: false }` [INFO] [stdout] d6606e89d18744f81516aa413eccaa417d160b23f0e4fc24d626c2d32d0df4e3 [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" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 5feb16ebc7a3daff1a9ae88f21537a26d5e769c44c79f773891dc097da1bc4f8 [INFO] running `Command { std: "docker" "start" "-a" "5feb16ebc7a3daff1a9ae88f21537a26d5e769c44c79f773891dc097da1bc4f8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling syn v1.0.48 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling regex-syntax v0.6.20 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking unic-common v0.9.0 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking unic-char-range v0.9.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling bit-vec v0.6.2 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling cc v1.0.61 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling byteorder v0.5.3 [INFO] [stderr] Compiling unicode_names2 v0.4.0 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling arrayvec v0.5.2 [INFO] [stderr] Checking tinyvec v0.3.4 [INFO] [stderr] Compiling Inflector v0.11.4 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling rustpython-vm v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking exitcode v1.1.2 [INFO] [stderr] Checking maplit v1.0.2 [INFO] [stderr] Checking unicode-casing v0.1.0 [INFO] [stderr] Checking smallbox v0.8.0 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Checking hex v0.4.2 [INFO] [stderr] Checking volatile v0.2.7 [INFO] [stderr] Checking generational-arena v0.2.8 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Checking unic-ucd-version v0.9.0 [INFO] [stderr] Checking unic-char-property v0.9.0 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling lz4-compress v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Checking lock_api v0.4.1 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling indexmap v1.6.0 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Checking unicode-normalization v0.1.13 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Checking unic-ucd-hangul v0.9.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Checking unic-ucd-ident v0.9.0 [INFO] [stderr] Checking unic-emoji-char v0.9.0 [INFO] [stderr] Checking unic-ucd-bidi v0.9.0 [INFO] [stderr] Checking unic-ucd-age v0.9.0 [INFO] [stderr] Checking unic-ucd-category v0.9.0 [INFO] [stderr] Checking arrayvec v0.4.12 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking dirs-sys-next v0.1.1 [INFO] [stderr] Checking parking_lot_core v0.8.0 [INFO] [stderr] Checking socket2 v0.3.15 [INFO] [stderr] Checking gethostname v0.2.1 [INFO] [stderr] Checking uname v0.1.1 [INFO] [stderr] Checking subprocess v0.2.6 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking unic-ucd-normal v0.9.0 [INFO] [stderr] Compiling aho-corasick v0.7.14 [INFO] [stderr] Compiling libz-sys v1.1.2 [INFO] [stderr] Compiling paste-impl v0.1.18 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking unic-bidi v0.9.0 [INFO] [stderr] Compiling ena v0.13.1 [INFO] [stderr] Checking nix v0.18.0 [INFO] [stderr] Checking nix v0.17.0 [INFO] [stderr] Checking dirs-next v1.0.2 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking parking_lot v0.11.0 [INFO] [stderr] Checking dns-lookup v1.0.5 [INFO] [stderr] Compiling lexical-core v0.6.2 [INFO] [stderr] Compiling lexical v4.0.0 [INFO] [stderr] Compiling rustc_version_runtime v0.1.5 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking crypto-mac v0.7.0 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking regex v1.4.1 [INFO] [stderr] Checking backtrace v0.3.53 [INFO] [stderr] Checking unic-normal v0.9.0 [INFO] [stderr] Checking paste v0.1.18 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Checking sha3 v0.8.2 [INFO] [stderr] Checking md-5 v0.8.0 [INFO] [stderr] Checking sha2 v0.8.2 [INFO] [stderr] Checking blake2 v0.8.1 [INFO] [stderr] Compiling term v0.5.2 [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: 0x56157d76a230 - std::backtrace_rs::backtrace::libunwind::trace::h448c56741b6011d3 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stderr] 1: 0x56157d76a230 - std::backtrace_rs::backtrace::trace_unsynchronized::h881b9d30a8a89a0c [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x56157d76a230 - std::sys_common::backtrace::_print_fmt::h720a2f61f75b9f58 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x56157d76a230 - ::fmt::h8d62bbfda6d5c836 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x56157d78761c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/core/src/fmt/mod.rs:1076:17 [INFO] [stderr] 5: 0x56157d767d22 - std::io::Write::write_fmt::h16a9fe7680ac245c [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/io/mod.rs:1516:15 [INFO] [stderr] 6: 0x56157d76c395 - std::sys_common::backtrace::_print::h9ba51a6db618de7d [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x56157d76c395 - std::sys_common::backtrace::print::h5f20e41c85e91716 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x56157d76c395 - std::panicking::default_hook::{{closure}}::h8d48653392f3b04c [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x56157d76c038 - std::panicking::default_hook::hb3948d1f74b6ff4c [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/panicking.rs:227:9 [INFO] [stderr] 10: 0x56157d76cad1 - std::panicking::rust_panic_with_hook::h55d23fef0ad751bc [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/panicking.rs:593:17 [INFO] [stderr] 11: 0x56157d76c617 - std::panicking::begin_panic_handler::{{closure}}::h56ae74c6dea6e141 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/panicking.rs:499:13 [INFO] [stderr] 12: 0x56157d76a6cc - std::sys_common::backtrace::__rust_end_short_backtrace::h3c4721f56689fae4 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x56157d76c579 - rust_begin_unwind [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/panicking.rs:495:5 [INFO] [stderr] 14: 0x56157d786931 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x56157d786753 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/core/src/option.rs:1268:5 [INFO] [stderr] 16: 0x56157d736e6b - core::result::Result::unwrap::h377fad373a22e529 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/core/src/result.rs:973:23 [INFO] [stderr] 17: 0x56157d733744 - 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: 0x56157d73513b - core::ops::function::FnOnce::call_once::h8a8d6a5782624f4a [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x56157d73500e - std::sys_common::backtrace::__rust_begin_short_backtrace::h6c475b24add68a33 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x56157d735601 - std::rt::lang_start::{{closure}}::h6bb5c0a7635a645c [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/rt.rs:66:18 [INFO] [stderr] 21: 0x56157d76cef7 - core::ops::function::impls:: for &F>::call_once::h3f3ba5d1e0ce8d49 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x56157d76cef7 - std::panicking::try::do_call::hd7a374fc87b951e7 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/panicking.rs:381:40 [INFO] [stderr] 23: 0x56157d76cef7 - std::panicking::try::hcc68eba0f7d51b82 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/panicking.rs:345:19 [INFO] [stderr] 24: 0x56157d76cef7 - std::panic::catch_unwind::h2e8cfcfcf4f9eb6d [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/panic.rs:382:14 [INFO] [stderr] 25: 0x56157d76cef7 - std::rt::lang_start_internal::h8ff82302dd620b52 [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/rt.rs:51:25 [INFO] [stderr] 26: 0x56157d7355d7 - std::rt::lang_start::hbf291100db47dd6e [INFO] [stderr] at /rustc/b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8/library/std/src/rt.rs:65:5 [INFO] [stderr] 27: 0x56157d7347ba - main [INFO] [stderr] 28: 0x7f524c2220b3 - __libc_start_main [INFO] [stderr] 29: 0x56157d7330ae - _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" "5feb16ebc7a3daff1a9ae88f21537a26d5e769c44c79f773891dc097da1bc4f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5feb16ebc7a3daff1a9ae88f21537a26d5e769c44c79f773891dc097da1bc4f8", kill_on_drop: false }` [INFO] [stdout] 5feb16ebc7a3daff1a9ae88f21537a26d5e769c44c79f773891dc097da1bc4f8