[INFO] fetching crate admin 0.1.1... [INFO] checking admin-0.1.1 against beta for pr-78714 [INFO] extracting crate admin 0.1.1 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate admin 0.1.1 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 admin 0.1.1 [INFO] finished tweaking crates.io crate admin 0.1.1 [INFO] tweaked toml for crates.io crate admin 0.1.1 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate crates.io crate admin 0.1.1 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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] b69c511d1c3a1955aa317adc017b22eeefeef70e654ef9c0084bab8a239604ac [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" "b69c511d1c3a1955aa317adc017b22eeefeef70e654ef9c0084bab8a239604ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b69c511d1c3a1955aa317adc017b22eeefeef70e654ef9c0084bab8a239604ac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b69c511d1c3a1955aa317adc017b22eeefeef70e654ef9c0084bab8a239604ac", kill_on_drop: false }` [INFO] [stdout] b69c511d1c3a1955aa317adc017b22eeefeef70e654ef9c0084bab8a239604ac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] b9502d5be6fa7e022b0dc300fb90895259dc31f9ba25f3a378e953a33e1c17c1 [INFO] running `Command { std: "docker" "start" "-a" "b9502d5be6fa7e022b0dc300fb90895259dc31f9ba25f3a378e953a33e1c17c1", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Compiling yansi v0.4.0 [INFO] [stderr] Compiling smallvec v1.2.0 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling safemem v0.3.3 [INFO] [stderr] Compiling yansi v0.5.0 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling untrusted v0.6.2 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling traitobject v0.1.0 [INFO] [stderr] Compiling typeable v0.1.2 [INFO] [stderr] Compiling language-tags v0.2.2 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling state v0.4.1 [INFO] [stderr] Checking predicates-core v1.0.0 [INFO] [stderr] Compiling escargot v0.3.1 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Compiling glob v0.3.0 [INFO] [stderr] Checking unicode-xid v0.1.0 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling unicode-normalization v0.1.12 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling pear_codegen v0.1.2 [INFO] [stderr] Checking predicates-tree v1.0.0 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking predicates v1.0.4 [INFO] [stderr] Compiling rocket_codegen v0.4.3 [INFO] [stderr] Compiling rocket v0.4.3 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.1.2` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/pear_codegen-127ebaddb7318eb8/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: 1.31.0-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-0.1.2/build.rs:31:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55f8c40fcd20 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96 [INFO] [stderr] 1: 0x55f8c40fcd20 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/../../backtrace/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55f8c40fcd20 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:79 [INFO] [stderr] 3: 0x55f8c40fcd20 - ::fmt::h1e0bdbb35e83deca [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:58 [INFO] [stderr] 4: 0x55f8c411987c - core::fmt::write::he67f9b17bcb7ee73 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/fmt/mod.rs:1080 [INFO] [stderr] 5: 0x55f8c40fa1a2 - std::io::Write::write_fmt::hac97d5cb5753e2ec [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/io/mod.rs:1516 [INFO] [stderr] 6: 0x55f8c40fee4d - std::sys_common::backtrace::_print::haa20918e28a126c5 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:61 [INFO] [stderr] 7: 0x55f8c40fee4d - std::sys_common::backtrace::print::h49e772a4873d9076 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:48 [INFO] [stderr] 8: 0x55f8c40fee4d - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:208 [INFO] [stderr] 9: 0x55f8c40feaf8 - std::panicking::default_hook::h63997b7b949e1ce0 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:227 [INFO] [stderr] 10: 0x55f8c40ff4d1 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:577 [INFO] [stderr] 11: 0x55f8c40cc8f8 - std::panicking::begin_panic::{{closure}}::h2d08c9a3a14596f4 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:506 [INFO] [stderr] 12: 0x55f8c40cbb48 - std::sys_common::backtrace::__rust_end_short_backtrace::h0d6592572146d589 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:153 [INFO] [stderr] 13: 0x55f8c40cc823 - std::panicking::begin_panic::h16c81ba69d2e5b3f [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:505 [INFO] [stderr] 14: 0x55f8c40ca742 - build_script_build::main::h8a4d316b30a7a5d6 [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.2/build.rs:31 [INFO] [stderr] 15: 0x55f8c40cce4b - core::ops::function::FnOnce::call_once::h8aab73bfd54ca1ae [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/ops/function.rs:227 [INFO] [stderr] 16: 0x55f8c40cbb7e - std::sys_common::backtrace::__rust_begin_short_backtrace::h8866072623bd1f37 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:137 [INFO] [stderr] 17: 0x55f8c40cb9b1 - std::rt::lang_start::{{closure}}::hc73ad4c0e4702a02 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:66 [INFO] [stderr] 18: 0x55f8c40ff8f7 - core::ops::function::impls:: for &F>::call_once::h908982dfc31b926f [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/ops/function.rs:259 [INFO] [stderr] 19: 0x55f8c40ff8f7 - std::panicking::try::do_call::h92777899503b7584 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:381 [INFO] [stderr] 20: 0x55f8c40ff8f7 - std::panicking::try::h8815656b2b76e792 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:345 [INFO] [stderr] 21: 0x55f8c40ff8f7 - std::panic::catch_unwind::h112ab81228f50b46 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panic.rs:382 [INFO] [stderr] 22: 0x55f8c40ff8f7 - std::rt::lang_start_internal::h1772a706c7575c24 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:51 [INFO] [stderr] 23: 0x55f8c40cb987 - std::rt::lang_start::hc9160db2aca64f68 [INFO] [stderr] at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:65 [INFO] [stderr] 24: 0x55f8c40cb54a - main [INFO] [stderr] 25: 0x7fc92d92a0b3 - __libc_start_main [INFO] [stderr] 26: 0x55f8c40ca0ae - _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" "b9502d5be6fa7e022b0dc300fb90895259dc31f9ba25f3a378e953a33e1c17c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b9502d5be6fa7e022b0dc300fb90895259dc31f9ba25f3a378e953a33e1c17c1", kill_on_drop: false }` [INFO] [stdout] b9502d5be6fa7e022b0dc300fb90895259dc31f9ba25f3a378e953a33e1c17c1