[INFO] cloning repository https://github.com/jung-io/jung [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jung-io/jung" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjung-io%2Fjung", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjung-io%2Fjung'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 446a9120d63ba11af54044f5bc89429f1566bc29 [INFO] checking jung-io/jung against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjung-io%2Fjung" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jung-io/jung on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jung-io/jung [INFO] finished tweaking git repo https://github.com/jung-io/jung [INFO] tweaked toml for git repo https://github.com/jung-io/jung written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/jung-io/jung already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta" "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] c7fcae51b0ef3d750ec93c545e8e58b3c1daec0000ff62731842223d1a041c68 [INFO] running `Command { std: "docker" "start" "-a" "c7fcae51b0ef3d750ec93c545e8e58b3c1daec0000ff62731842223d1a041c68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c7fcae51b0ef3d750ec93c545e8e58b3c1daec0000ff62731842223d1a041c68", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7fcae51b0ef3d750ec93c545e8e58b3c1daec0000ff62731842223d1a041c68", kill_on_drop: false }` [INFO] [stdout] c7fcae51b0ef3d750ec93c545e8e58b3c1daec0000ff62731842223d1a041c68 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta" "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] 336eec22514c32bc1bd61a1e13a86222d0dee0d9b62788c9ca0a19fa68142a73 [INFO] running `Command { std: "docker" "start" "-a" "336eec22514c32bc1bd61a1e13a86222d0dee0d9b62788c9ca0a19fa68142a73", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking byteorder v1.2.7 [INFO] [stderr] Checking rand_core v0.3.0 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Checking futures v0.1.25 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling serde v1.0.80 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Checking slab v0.4.1 [INFO] [stderr] Checking crossbeam-utils v0.5.0 [INFO] [stderr] Checking lazycell v1.2.0 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking itoa v0.4.3 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] Checking unicode-normalization v0.1.7 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Compiling protobuf v2.0.5 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling yansi v0.4.0 [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Checking bitflags v1.0.4 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Compiling openssl v0.10.15 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking try-lock v0.2.2 [INFO] [stderr] Compiling native-tls v0.2.2 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Checking safemem v0.3.0 [INFO] [stderr] Checking indexmap v1.0.2 [INFO] [stderr] Checking string v0.1.1 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking safemem v0.2.0 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Checking untrusted v0.5.1 [INFO] [stderr] Compiling encoding_rs v0.8.11 [INFO] [stderr] Compiling regex v1.0.6 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Checking dtoa v0.4.3 [INFO] [stderr] Compiling protobuf v1.7.4 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking typeable v0.1.2 [INFO] [stderr] Checking adler32 v1.0.3 [INFO] [stderr] Checking ordermap v0.2.13 [INFO] [stderr] Checking state v0.4.1 [INFO] [stderr] Checking termcolor v1.0.4 [INFO] [stderr] Checking pear v0.0.20 [INFO] [stderr] Checking byteorder v0.5.3 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking num_cpus v1.8.0 [INFO] [stderr] Checking time v0.1.40 [INFO] [stderr] Checking rand v0.4.3 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking crossbeam-utils v0.6.1 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking isatty v0.1.9 [INFO] [stderr] Compiling arrayvec v0.4.7 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking rand_core v0.2.2 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.0 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking murmur3 v0.4.0 (https://github.com/pingcap/murmur3.git#4af9e1a8) [INFO] [stderr] Compiling base64 v0.5.2 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Compiling unicase v2.2.0 [INFO] [stderr] Checking humantime v1.1.1 [INFO] [stderr] Compiling crc v1.8.1 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Compiling pear_codegen v0.0.20 [INFO] [stderr] Compiling rocket v0.3.17 [INFO] [stderr] Checking base64 v0.6.0 [INFO] [stderr] Checking textwrap v0.10.0 [INFO] [stderr] Checking regex-syntax v0.6.3 [INFO] [stderr] Checking bytes v0.4.10 [INFO] [stderr] Checking smallvec v0.6.5 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking rand v0.5.5 [INFO] [stderr] Checking lock_api v0.1.4 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Checking crossbeam-epoch v0.6.1 [INFO] [stderr] Checking tokio-executor v0.1.5 [INFO] [stderr] Checking want v0.0.6 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling rand_chacha v0.1.0 [INFO] [stderr] Compiling rand v0.6.0 [INFO] [stderr] Checking clap v2.32.0 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.0.20` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/pear_codegen-2df5f48afcc527ec/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Pear requires a nightly or dev version of Rust. [INFO] [stderr] Installed version is: 1.48.0-beta.8 (2020-11-08). Minimum required: 1.30.0-nightly (2018-08-23). [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.20/build.rs:31:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55ee93ef1d20 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x55ee93ef1d20 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55ee93ef1d20 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x55ee93ef1d20 - ::fmt::h1e0bdbb35e83deca [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x55ee93f0e87c - core::fmt::write::he67f9b17bcb7ee73 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/fmt/mod.rs:1080 [INFO] [stderr] 5: 0x55ee93eef1a2 - std::io::Write::write_fmt::hac97d5cb5753e2ec [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/io/mod.rs:1516 [INFO] [stderr] 6: 0x55ee93ef3e4d - std::sys_common::backtrace::_print::haa20918e28a126c5 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x55ee93ef3e4d - std::sys_common::backtrace::print::h49e772a4873d9076 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x55ee93ef3e4d - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:208 [INFO] [stderr] 9: 0x55ee93ef3af8 - std::panicking::default_hook::h63997b7b949e1ce0 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:227 [INFO] [stderr] 10: 0x55ee93ef44d1 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:577 [INFO] [stderr] 11: 0x55ee93ec18e8 - std::panicking::begin_panic::{{closure}}::h53cbd2c83935f2eb [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:506 [INFO] [stderr] 12: 0x55ee93ec0ab8 - std::sys_common::backtrace::__rust_end_short_backtrace::ha593e8ed38a9b459 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x55ee93ec1813 - std::panicking::begin_panic::h854fea191d502e60 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:505 [INFO] [stderr] 14: 0x55ee93ebf742 - build_script_build::main::h94b6b6d549671947 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.20/build.rs:31 [INFO] [stderr] 15: 0x55ee93ec1e4b - core::ops::function::FnOnce::call_once::h12cde6ba5ca8ce14 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/ops/function.rs:227 [INFO] [stderr] 16: 0x55ee93ec0aee - std::sys_common::backtrace::__rust_begin_short_backtrace::h472799187c23cc75 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 17: 0x55ee93ec09b1 - std::rt::lang_start::{{closure}}::h23ad12a29e24dd85 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:66 [INFO] [stderr] 18: 0x55ee93ef48f7 - core::ops::function::impls:: for &F>::call_once::h908982dfc31b926f [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/ops/function.rs:259 [INFO] [stderr] 19: 0x55ee93ef48f7 - std::panicking::try::do_call::h92777899503b7584 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:381 [INFO] [stderr] 20: 0x55ee93ef48f7 - std::panicking::try::h8815656b2b76e792 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:345 [INFO] [stderr] 21: 0x55ee93ef48f7 - std::panic::catch_unwind::h112ab81228f50b46 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panic.rs:382 [INFO] [stderr] 22: 0x55ee93ef48f7 - std::rt::lang_start_internal::h1772a706c7575c24 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:51 [INFO] [stderr] 23: 0x55ee93ec0987 - std::rt::lang_start::h60737e7905aee4a3 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:65 [INFO] [stderr] 24: 0x55ee93ec054a - main [INFO] [stderr] 25: 0x7f0b85b150b3 - __libc_start_main [INFO] [stderr] 26: 0x55ee93ebf0ae - _start [INFO] [stderr] 27: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "336eec22514c32bc1bd61a1e13a86222d0dee0d9b62788c9ca0a19fa68142a73", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "336eec22514c32bc1bd61a1e13a86222d0dee0d9b62788c9ca0a19fa68142a73", kill_on_drop: false }` [INFO] [stdout] 336eec22514c32bc1bd61a1e13a86222d0dee0d9b62788c9ca0a19fa68142a73