[INFO] fetching crate aw-sync 0.1.0... [INFO] checking aw-sync-0.1.0 against beta for pr-78714 [INFO] extracting crate aw-sync 0.1.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate aw-sync 0.1.0 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 crates.io crate aw-sync 0.1.0 [INFO] finished tweaking crates.io crate aw-sync 0.1.0 [INFO] tweaked toml for crates.io crate aw-sync 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate aw-sync 0.1.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 2527c0aae0856f09e98de613f1a7b1543da9e7590bf8b017ca4651715b0db649 [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" "2527c0aae0856f09e98de613f1a7b1543da9e7590bf8b017ca4651715b0db649", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2527c0aae0856f09e98de613f1a7b1543da9e7590bf8b017ca4651715b0db649", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2527c0aae0856f09e98de613f1a7b1543da9e7590bf8b017ca4651715b0db649", kill_on_drop: false }` [INFO] [stdout] 2527c0aae0856f09e98de613f1a7b1543da9e7590bf8b017ca4651715b0db649 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] ffdf233701833209b96bc828c14bf96768c078a7383589bbd34d30702fcdaccc [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" "ffdf233701833209b96bc828c14bf96768c078a7383589bbd34d30702fcdaccc", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling cc v1.0.59 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling yansi v0.5.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling pkg-config v0.3.18 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking tinyvec v0.3.4 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling subtle v2.2.3 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking ppv-lite86 v0.2.9 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling subtle v1.0.0 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking safemem v0.3.3 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling zeroize v1.1.0 [INFO] [stderr] Checking base64 v0.12.3 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling typeable v0.1.2 [INFO] [stderr] Compiling traitobject v0.1.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Compiling language-tags v0.2.2 [INFO] [stderr] Checking futures-core v0.3.5 [INFO] [stderr] Compiling state v0.4.1 [INFO] [stderr] Compiling smallvec v1.4.2 [INFO] [stderr] Compiling pin-project-internal v0.4.23 [INFO] [stderr] Compiling schemars v0.7.6 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Checking unicode-xid v0.1.0 [INFO] [stderr] Checking pin-project-lite v0.1.7 [INFO] [stderr] Checking once_cell v1.4.1 [INFO] [stderr] Checking foreign-types-shared v0.1.1 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking futures-sink v0.3.5 [INFO] [stderr] Compiling fs_extra v1.2.0 [INFO] [stderr] Checking linked-hash-map v0.5.3 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Compiling bit-vec v0.4.4 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Compiling vec_map v0.6.0 [INFO] [stderr] Compiling encoding_rs v0.8.24 [INFO] [stderr] Checking fallible-iterator v0.2.0 [INFO] [stderr] Checking fallible-streaming-iterator v0.1.9 [INFO] [stderr] Checking tower-service v0.3.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking lazycell v1.3.0 [INFO] [stderr] Checking appdirs v0.2.0 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Compiling lalr v0.0.2 [INFO] [stderr] Checking dtoa v0.4.6 [INFO] [stderr] Checking ipnet v2.3.0 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Compiling hashbrown v0.8.2 [INFO] [stderr] Compiling indexmap v1.5.1 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Checking tracing-core v0.1.15 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking unicode-normalization v0.1.13 [INFO] [stderr] Compiling pear_codegen v0.1.4 [INFO] [stderr] Compiling rocket_codegen v0.4.5 [INFO] [stderr] Compiling rocket v0.4.5 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Compiling openssl-src v111.10.2+1.1.1g [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Checking http v0.2.1 [INFO] [stderr] Checking futures-channel v0.3.5 [INFO] [stderr] Checking futures-task v0.3.5 [INFO] [stderr] Checking foreign-types v0.3.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking lru-cache v0.1.2 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Compiling bit-set v0.4.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.1.4` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/pear_codegen-64aaa21e6bc28b3b/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Pear requires a 'dev' or 'nightly' version of rustc. [INFO] [stderr] Installed version: 1.48.0 (2020-11-08) [INFO] [stderr] Minimum required: 1.31.0-nightly (2018-10-05) [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.4/build.rs:24:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x559ee59f9d90 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x559ee59f9d90 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x559ee59f9d90 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x559ee59f9d90 - ::fmt::h1e0bdbb35e83deca [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x559ee5a168ec - core::fmt::write::he67f9b17bcb7ee73 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/fmt/mod.rs:1080 [INFO] [stderr] 5: 0x559ee59f7212 - std::io::Write::write_fmt::hac97d5cb5753e2ec [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/io/mod.rs:1516 [INFO] [stderr] 6: 0x559ee59fbebd - std::sys_common::backtrace::_print::haa20918e28a126c5 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x559ee59fbebd - std::sys_common::backtrace::print::h49e772a4873d9076 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x559ee59fbebd - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:208 [INFO] [stderr] 9: 0x559ee59fbb68 - std::panicking::default_hook::h63997b7b949e1ce0 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:227 [INFO] [stderr] 10: 0x559ee59fc541 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:577 [INFO] [stderr] 11: 0x559ee59cac28 - std::panicking::begin_panic::{{closure}}::hfefe0b882aae81cc [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:506 [INFO] [stderr] 12: 0x559ee59c8398 - std::sys_common::backtrace::__rust_end_short_backtrace::h41b62285d89b276e [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x559ee59cab53 - std::panicking::begin_panic::h4e20c88d95895bfe [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:505 [INFO] [stderr] 14: 0x559ee59c6867 - build_script_build::main::hb019262e146b41de [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.4/build.rs:24 [INFO] [stderr] 15: 0x559ee59c870b - core::ops::function::FnOnce::call_once::h96b9723f054519b3 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/ops/function.rs:227 [INFO] [stderr] 16: 0x559ee59c83ce - std::sys_common::backtrace::__rust_begin_short_backtrace::h9e865b416d51d4c8 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 17: 0x559ee59c8af1 - std::rt::lang_start::{{closure}}::h6114ca9a493f3e45 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:66 [INFO] [stderr] 18: 0x559ee59fc967 - core::ops::function::impls:: for &F>::call_once::h908982dfc31b926f [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/ops/function.rs:259 [INFO] [stderr] 19: 0x559ee59fc967 - std::panicking::try::do_call::h92777899503b7584 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:381 [INFO] [stderr] 20: 0x559ee59fc967 - std::panicking::try::h8815656b2b76e792 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:345 [INFO] [stderr] 21: 0x559ee59fc967 - std::panic::catch_unwind::h112ab81228f50b46 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panic.rs:382 [INFO] [stderr] 22: 0x559ee59fc967 - std::rt::lang_start_internal::h1772a706c7575c24 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:51 [INFO] [stderr] 23: 0x559ee59c8ac7 - std::rt::lang_start::h7b57f33be6c1b40b [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:65 [INFO] [stderr] 24: 0x559ee59c6fda - main [INFO] [stderr] 25: 0x7f8acc9140b3 - __libc_start_main [INFO] [stderr] 26: 0x559ee59c60ae - _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" "ffdf233701833209b96bc828c14bf96768c078a7383589bbd34d30702fcdaccc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ffdf233701833209b96bc828c14bf96768c078a7383589bbd34d30702fcdaccc", kill_on_drop: false }` [INFO] [stdout] ffdf233701833209b96bc828c14bf96768c078a7383589bbd34d30702fcdaccc