[INFO] fetching crate rustpython 0.1.2... [INFO] checking rustpython-0.1.2 against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387 [INFO] extracting crate rustpython 0.1.2 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate rustpython 0.1.2 on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-7/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" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unicode-casing v0.1.0 [INFO] [stderr] Downloaded arr_macro v0.1.3 [INFO] [stderr] Downloaded rustyline v6.1.0 [INFO] [stderr] Downloaded rustpython-derive v0.1.2 [INFO] [stderr] Downloaded caseless v0.2.1 [INFO] [stderr] Downloaded mt19937 v1.0.1 [INFO] [stderr] Downloaded arr_macro_impl v0.1.3 [INFO] [stderr] Downloaded result-like v0.2.1 [INFO] [stderr] Downloaded pwd v1.3.0 [INFO] [stderr] Downloaded rustpython-vm v0.1.2 [INFO] [stderr] Downloaded smallbox v0.8.0 [INFO] [stderr] Downloaded flamer v0.3.0 [INFO] [stderr] Downloaded flamescope v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4badec719fb0fc3583b3133e19f49358bb2772e73cb159d789c87fa94e5b640b [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" "4badec719fb0fc3583b3133e19f49358bb2772e73cb159d789c87fa94e5b640b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4badec719fb0fc3583b3133e19f49358bb2772e73cb159d789c87fa94e5b640b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4badec719fb0fc3583b3133e19f49358bb2772e73cb159d789c87fa94e5b640b", kill_on_drop: false }` [INFO] [stdout] 4badec719fb0fc3583b3133e19f49358bb2772e73cb159d789c87fa94e5b640b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3128d1203e111cd9567c8bac7211de3e99f6a24314c82bab273711129eaa47db [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" "3128d1203e111cd9567c8bac7211de3e99f6a24314c82bab273711129eaa47db", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling regex-syntax v0.6.17 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Checking unic-common v0.9.0 [INFO] [stderr] Checking unic-char-range v0.9.0 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling fixedbitset v0.1.9 [INFO] [stderr] Compiling bit-vec v0.5.1 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Compiling lalrpop-util v0.17.2 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking smallvec v1.4.0 [INFO] [stderr] Compiling byteorder v0.5.3 [INFO] [stderr] Checking nodrop v0.1.14 [INFO] [stderr] Compiling unicode_names2 v0.4.0 [INFO] [stderr] Checking instant v0.1.4 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking static_assertions v0.3.4 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling arrayvec v0.5.1 [INFO] [stderr] Compiling rustpython-vm v0.1.2 [INFO] [stderr] Checking keccak v0.1.0 [INFO] [stderr] Compiling once_cell v1.3.1 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Checking hexf-parse v0.1.0 [INFO] [stderr] Checking unicode-casing v0.1.0 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Compiling cpython v0.2.1 [INFO] [stderr] Checking maplit v1.0.2 [INFO] [stderr] Checking volatile v0.2.6 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking hex v0.4.2 [INFO] [stderr] Checking smallbox v0.8.0 [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-iter v0.1.40 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Checking generational-arena v0.2.3 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Checking unic-char-property v0.9.0 [INFO] [stderr] Checking unic-ucd-version v0.9.0 [INFO] [stderr] Compiling thread_local v1.0.1 [INFO] [stderr] Compiling phf_shared v0.7.24 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling petgraph v0.4.13 [INFO] [stderr] Compiling bit-set v0.5.1 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking unicode-normalization v0.1.12 [INFO] [stderr] Checking lock_api v0.4.0 [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 libc v0.2.71 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking unic-emoji-char v0.9.0 [INFO] [stderr] Checking unic-ucd-ident v0.9.0 [INFO] [stderr] Checking unic-ucd-hangul v0.9.0 [INFO] [stderr] Checking unic-ucd-bidi v0.9.0 [INFO] [stderr] Checking unic-ucd-category v0.9.0 [INFO] [stderr] Checking unic-ucd-age v0.9.0 [INFO] [stderr] Checking arrayvec v0.4.12 [INFO] [stderr] Checking crc32fast v1.2.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking dirs-sys v0.3.4 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking socket2 v0.3.12 [INFO] [stderr] Checking parking_lot_core v0.8.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking uname v0.1.1 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Checking gethostname v0.2.1 [INFO] [stderr] Checking subprocess v0.2.4 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Compiling backtrace-sys v0.1.35 [INFO] [stderr] Compiling libz-sys v1.0.25 [INFO] [stderr] Checking crossbeam-utils v0.7.2 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling ena v0.13.1 [INFO] [stderr] Checking unic-ucd-normal v0.9.0 [INFO] [stderr] Compiling aho-corasick v0.7.10 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking unic-bidi v0.9.0 [INFO] [stderr] Checking nix v0.17.0 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Checking dirs v2.0.1 [INFO] [stderr] Checking dirs-next v1.0.1 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking dns-lookup v1.0.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking crypto-mac v0.7.0 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking parking_lot v0.11.0 [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] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Checking sha3 v0.8.2 [INFO] [stderr] Checking sha2 v0.8.1 [INFO] [stderr] Checking md-5 v0.8.0 [INFO] [stderr] Checking sha-1 v0.8.2 [INFO] [stderr] Checking blake2 v0.8.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking regex v1.3.6 [INFO] [stderr] Checking unic-normal v0.9.0 [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-550011522487f208/build-script-build` (exit status: 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: 0x56488d62b550 - std::backtrace_rs::backtrace::libunwind::trace::h1037ca7e6eeef65c [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x56488d62b550 - std::backtrace_rs::backtrace::trace_unsynchronized::haaefac1bc3669450 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x56488d62b550 - std::sys_common::backtrace::_print_fmt::h863a6f5e6d995885 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x56488d62b550 - ::fmt::h767e17e1aa7df6a8 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x56488d6490ff - core::fmt::write::h7aa6cd0067dca82a [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/core/src/fmt/mod.rs:1094:17 [INFO] [stderr] 5: 0x56488d629535 - std::io::Write::write_fmt::h4c802b6f761026c1 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/io/mod.rs:1584:15 [INFO] [stderr] 6: 0x56488d62d20b - std::sys_common::backtrace::_print::h2769edb26a7eb606 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x56488d62d20b - std::sys_common::backtrace::print::ha71f3549862b4cb6 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x56488d62d20b - std::panicking::default_hook::{{closure}}::h95488a3bade217f6 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x56488d62cce1 - std::panicking::default_hook::h290aa602c0fb11df [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x56488d62d820 - std::panicking::rust_panic_with_hook::hf32c4fa635e215f2 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/panicking.rs:625:17 [INFO] [stderr] 11: 0x56488d62d3b7 - std::panicking::begin_panic_handler::{{closure}}::h95197ccd88846f7a [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/panicking.rs:519:13 [INFO] [stderr] 12: 0x56488d62b9ec - std::sys_common::backtrace::__rust_end_short_backtrace::h7641df9566f7b7d0 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x56488d62d319 - rust_begin_unwind [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/panicking.rs:515:5 [INFO] [stderr] 14: 0x56488d5f6ff1 - core::panicking::panic_fmt::hbe99dddd3092ba3c [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/core/src/panicking.rs:92:14 [INFO] [stderr] 15: 0x56488d5f7083 - core::result::unwrap_failed::hf79563fef9d11ab8 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/core/src/result.rs:1355:5 [INFO] [stderr] 16: 0x56488d5fad7a - core::result::Result::unwrap::he01d6967d34d3c7e [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/core/src/result.rs:1037:23 [INFO] [stderr] 17: 0x56488d5f82ce - build_script_build::main::h69ab4225330822d8 [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: 0x56488d5f944b - core::ops::function::FnOnce::call_once::h4aefd2774485edf5 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 19: 0x56488d5f97de - std::sys_common::backtrace::__rust_begin_short_backtrace::he2c9ceeec9319c7d [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 20: 0x56488d5f9401 - std::rt::lang_start::{{closure}}::h8ae687af2336fe8a [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/rt.rs:49:18 [INFO] [stderr] 21: 0x56488d62dc5a - core::ops::function::impls:: for &F>::call_once::h04259e4a34d07c2f [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 22: 0x56488d62dc5a - std::panicking::try::do_call::hb8da45704d5cfbbf [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/panicking.rs:401:40 [INFO] [stderr] 23: 0x56488d62dc5a - std::panicking::try::h4beadc19a78fec52 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/panicking.rs:365:19 [INFO] [stderr] 24: 0x56488d62dc5a - std::panic::catch_unwind::hc58016cd36ba81a4 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/panic.rs:433:14 [INFO] [stderr] 25: 0x56488d62dc5a - std::rt::lang_start_internal::hc51399759a90501a [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/rt.rs:34:21 [INFO] [stderr] 26: 0x56488d5f93e0 - std::rt::lang_start::hb64c2f04eaa32641 [INFO] [stderr] at /rustc/3bb2879ea9e58d65b875f9a98df44f4a43ce2597/library/std/src/rt.rs:48:5 [INFO] [stderr] 27: 0x56488d5f93ac - main [INFO] [stderr] 28: 0x7fa52b0ea0b3 - __libc_start_main [INFO] [stderr] 29: 0x56488d5f774e - _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" "3128d1203e111cd9567c8bac7211de3e99f6a24314c82bab273711129eaa47db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3128d1203e111cd9567c8bac7211de3e99f6a24314c82bab273711129eaa47db", kill_on_drop: false }` [INFO] [stdout] 3128d1203e111cd9567c8bac7211de3e99f6a24314c82bab273711129eaa47db