[INFO] fetching crate rustpython 0.1.2... [INFO] checking rustpython-0.1.2 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] extracting crate rustpython 0.1.2 into /workspace/builds/worker-1/source [INFO] validating manifest of crates.io crate rustpython 0.1.2 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate rustpython 0.1.2 [INFO] finished tweaking crates.io crate rustpython 0.1.2 [INFO] tweaked toml for crates.io crate rustpython 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate crates.io crate rustpython 0.1.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proc-macro-crate v0.1.4 [INFO] [stderr] Downloaded bit-set v0.5.1 [INFO] [stderr] Downloaded bit-vec v0.5.1 [INFO] [stderr] Downloaded instant v0.1.4 [INFO] [stderr] Downloaded paste v0.1.10 [INFO] [stderr] Downloaded rustyline v6.1.0 [INFO] [stderr] Downloaded lock_api v0.4.0 [INFO] [stderr] Downloaded dirs v2.0.1 [INFO] [stderr] Downloaded openssl-src v111.8.1+1.1.1f [INFO] [stderr] Downloaded python3-sys v0.2.1 [INFO] [stderr] Downloaded dns-lookup v1.0.1 [INFO] [stderr] Downloaded cpython v0.2.1 [INFO] [stderr] Downloaded flamescope v0.1.1 [INFO] [stderr] Downloaded volatile v0.2.6 [INFO] [stderr] Downloaded paste-impl v0.1.10 [INFO] [stderr] Downloaded subprocess v0.2.4 [INFO] [stderr] Downloaded rustpython-vm v0.1.2 [INFO] [stderr] Downloaded generational-arena v0.2.3 [INFO] [stderr] Downloaded bstr v0.2.12 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 29ab0da4dafc15871175570296fc46cc9b0e9430f9f6a1b09f18f3a8f864415d [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" "29ab0da4dafc15871175570296fc46cc9b0e9430f9f6a1b09f18f3a8f864415d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "29ab0da4dafc15871175570296fc46cc9b0e9430f9f6a1b09f18f3a8f864415d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29ab0da4dafc15871175570296fc46cc9b0e9430f9f6a1b09f18f3a8f864415d", kill_on_drop: false }` [INFO] [stdout] 29ab0da4dafc15871175570296fc46cc9b0e9430f9f6a1b09f18f3a8f864415d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] f1077f01f29904fdb258d55b64458b988dd29db220c87f72b1f47779ef5a9a06 [INFO] running `Command { std: "docker" "start" "-a" "f1077f01f29904fdb258d55b64458b988dd29db220c87f72b1f47779ef5a9a06", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.71 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling regex-syntax v0.6.17 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling bit-vec v0.5.1 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Checking smallvec v1.4.0 [INFO] [stderr] Compiling failure_derive v0.1.7 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking instant v0.1.4 [INFO] [stderr] Compiling rustpython-vm v0.1.2 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Compiling once_cell v1.3.1 [INFO] [stderr] Compiling cpython v0.2.1 [INFO] [stderr] Checking volatile v0.2.6 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.40 [INFO] [stderr] Checking generational-arena v0.2.3 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling bit-set v0.5.1 [INFO] [stderr] Checking unicode-normalization v0.1.12 [INFO] [stderr] Checking lock_api v0.4.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling aho-corasick v0.7.10 [INFO] [stderr] Compiling ena v0.13.1 [INFO] [stderr] Compiling rustc_version_runtime v0.1.5 [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-ed7b1f1a5b119776/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: 0x5594a60f4ab0 - std::backtrace_rs::backtrace::libunwind::trace::he85dfb3ae4206056 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x5594a60f4ab0 - std::backtrace_rs::backtrace::trace_unsynchronized::h1ad28094d7b00c21 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5594a60f4ab0 - std::sys_common::backtrace::_print_fmt::h901b54610713cd21 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x5594a60f4ab0 - ::fmt::hb0ad78ee1571f7e0 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x5594a611165c - core::fmt::write::h1857a60b204f1b6a [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/core/src/fmt/mod.rs:1080 [INFO] [stderr] 5: 0x5594a60f2762 - std::io::Write::write_fmt::hf7b7d7b243f84a36 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/io/mod.rs:1516 [INFO] [stderr] 6: 0x5594a60f6bdd - std::sys_common::backtrace::_print::hd093978a5287b8ff [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x5594a60f6bdd - std::sys_common::backtrace::print::h20f46787581d56d7 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x5594a60f6bdd - std::panicking::default_hook::{{closure}}::h486cbb4b82ffc357 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:208 [INFO] [stderr] 9: 0x5594a60f6888 - std::panicking::default_hook::h4190c9e3edd4d591 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:227 [INFO] [stderr] 10: 0x5594a60f7261 - std::panicking::rust_panic_with_hook::h72e78719cdda225c [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:577 [INFO] [stderr] 11: 0x5594a60f6e09 - std::panicking::begin_panic_handler::{{closure}}::h8bd07dbd34150a96 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:484 [INFO] [stderr] 12: 0x5594a60f4f3c - std::sys_common::backtrace::__rust_end_short_backtrace::hdb6b3066ad29028a [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x5594a60f6dc9 - rust_begin_unwind [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:483 [INFO] [stderr] 14: 0x5594a6110971 - core::panicking::panic_fmt::hb15d6f55e8472f62 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/core/src/panicking.rs:85 [INFO] [stderr] 15: 0x5594a6110793 - core::option::expect_none_failed::he492a18657d97593 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/core/src/option.rs:1234 [INFO] [stderr] 16: 0x5594a60c0f6b - core::result::Result::unwrap::h19bebba9d1f5534e [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/core/src/result.rs:973 [INFO] [stderr] 17: 0x5594a60bd765 - build_script_build::main::h1908632b746efad9 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27 [INFO] [stderr] 18: 0x5594a60bf10b - core::ops::function::FnOnce::call_once::hd120cd3a7e75fd9d [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/core/src/ops/function.rs:227 [INFO] [stderr] 19: 0x5594a60bf03e - std::sys_common::backtrace::__rust_begin_short_backtrace::hd7b1908e20be2578 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 20: 0x5594a60bf651 - std::rt::lang_start::{{closure}}::hd46992c4ccd7fdaf [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/rt.rs:66 [INFO] [stderr] 21: 0x5594a60f7687 - core::ops::function::impls:: for &F>::call_once::h5e15f43ce28787f7 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/core/src/ops/function.rs:259 [INFO] [stderr] 22: 0x5594a60f7687 - std::panicking::try::do_call::h764f1891769113e9 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:381 [INFO] [stderr] 23: 0x5594a60f7687 - std::panicking::try::h0f2fe4fdd5e0ad19 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panicking.rs:345 [INFO] [stderr] 24: 0x5594a60f7687 - std::panic::catch_unwind::h1634e40dd3a19f80 [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/panic.rs:382 [INFO] [stderr] 25: 0x5594a60f7687 - std::rt::lang_start_internal::h8d4bc7b854bbd5fe [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/rt.rs:51 [INFO] [stderr] 26: 0x5594a60bf627 - std::rt::lang_start::h89121be5c9d3329e [INFO] [stderr] at /rustc/f47dd4da3ae8c32c9e65d307bfe640b143e674df/library/std/src/rt.rs:65 [INFO] [stderr] 27: 0x5594a60be81a - main [INFO] [stderr] 28: 0x7fc02fddf0b3 - __libc_start_main [INFO] [stderr] 29: 0x5594a60bd0ae - _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" "f1077f01f29904fdb258d55b64458b988dd29db220c87f72b1f47779ef5a9a06", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f1077f01f29904fdb258d55b64458b988dd29db220c87f72b1f47779ef5a9a06", kill_on_drop: false }` [INFO] [stdout] f1077f01f29904fdb258d55b64458b988dd29db220c87f72b1f47779ef5a9a06