[INFO] updating cached repository https://github.com/surt91/fractal_farm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 396fa9642fd310c4dd13c3076cd775b7907ecad1 [INFO] testing surt91/fractal_farm against beta-2020-07-24 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsurt91%2Ffractal_farm" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/surt91/fractal_farm on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/surt91/fractal_farm [INFO] finished tweaking git repo https://github.com/surt91/fractal_farm [INFO] tweaked toml for git repo https://github.com/surt91/fractal_farm written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/surt91/fractal_farm already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c2d4f7305a1cc7cefbbadf133c367c530e7a5a81fcb815ec4bcb56caf2bb5e3e [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" "c2d4f7305a1cc7cefbbadf133c367c530e7a5a81fcb815ec4bcb56caf2bb5e3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c2d4f7305a1cc7cefbbadf133c367c530e7a5a81fcb815ec4bcb56caf2bb5e3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2d4f7305a1cc7cefbbadf133c367c530e7a5a81fcb815ec4bcb56caf2bb5e3e", kill_on_drop: false }` [INFO] [stdout] c2d4f7305a1cc7cefbbadf133c367c530e7a5a81fcb815ec4bcb56caf2bb5e3e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6facc75a880a4830ab8b46c969d1eb777e54dcfe5ad2b389242a1212e2cfef05 [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" "6facc75a880a4830ab8b46c969d1eb777e54dcfe5ad2b389242a1212e2cfef05", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.45 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling cc v1.0.25 [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling serde v1.0.81 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling unicode-normalization v0.1.7 [INFO] [stderr] Compiling yansi v0.4.0 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling httparse v1.3.3 [INFO] [stderr] Compiling yansi v0.5.0 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling safemem v0.3.0 [INFO] [stderr] Compiling ryu v0.2.7 [INFO] [stderr] Compiling lazycell v1.2.1 [INFO] [stderr] Compiling untrusted v0.6.2 [INFO] [stderr] Compiling rustc-demangle v0.1.9 [INFO] [stderr] Compiling ucd-trie v0.1.1 [INFO] [stderr] Compiling futures v0.1.25 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling slab v0.4.1 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling num-bigint v0.2.1 [INFO] [stderr] Compiling maplit v1.0.1 [INFO] [stderr] Compiling traitobject v0.1.0 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling unic-common v0.7.0 [INFO] [stderr] Compiling unic-char-range v0.7.0 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling typeable v0.1.2 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling indexmap v1.0.2 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Compiling adler32 v1.0.3 [INFO] [stderr] Compiling itoa v0.4.3 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Compiling state v0.4.1 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Compiling same-file v1.0.4 [INFO] [stderr] Compiling deunicode v0.4.3 [INFO] [stderr] Compiling antidote v1.0.0 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling humansize v1.1.0 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling arrayref v0.3.5 [INFO] [stderr] Compiling byte-tools v0.2.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling crossbeam-utils v0.6.2 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling owning_ref v0.4.0 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling term v0.5.1 [INFO] [stderr] Compiling base64 v0.10.0 [INFO] [stderr] Compiling arrayvec v0.4.8 [INFO] [stderr] Compiling base64 v0.9.3 [INFO] [stderr] Compiling rand_core v0.2.2 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.0 [INFO] [stderr] Compiling pest v2.0.2 [INFO] [stderr] Compiling unic-ucd-version v0.7.0 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling pear_codegen v0.1.2 [INFO] [stderr] Compiling rocket_codegen v0.4.0 [INFO] [stderr] Compiling rocket v0.4.0 [INFO] [stderr] Compiling unic-char-property v0.7.0 [INFO] [stderr] Compiling deflate v0.7.19 [INFO] [stderr] Compiling inflate v0.4.4 [INFO] [stderr] Compiling regex-syntax v0.6.4 [INFO] [stderr] Compiling itertools v0.8.0 [INFO] [stderr] Compiling walkdir v2.2.7 [INFO] [stderr] Compiling textwrap v0.10.0 [INFO] [stderr] Compiling scheduled-thread-pool v0.2.0 [INFO] [stderr] Compiling slug v0.1.4 [INFO] [stderr] Compiling block-buffer v0.3.3 [INFO] [stderr] Compiling smallvec v0.6.7 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling log-panics v2.0.0 [INFO] [stderr] Compiling libsqlite3-sys v0.9.3 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling unic-ucd-segment v0.7.0 [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: 1.46.0-beta.2 (2020-07-23). 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: 0x56130d53b3e5 - backtrace::backtrace::libunwind::trace::h5e2646fa3eddf2ea [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x56130d53b3e5 - backtrace::backtrace::trace_unsynchronized::hb95dd7f77ce47877 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x56130d53b3e5 - std::sys_common::backtrace::_print_fmt::h5e71b67af43fd70d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x56130d53b3e5 - ::fmt::hdb4a83d2b61107e5 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x56130d55d13c - core::fmt::write::ha20e7262fa3e8a7a [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x56130d538a62 - std::io::Write::write_fmt::h1aebfe8a5a79e36d [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x56130d53d820 - std::sys_common::backtrace::_print::h9c07314cc66ba539 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x56130d53d820 - std::sys_common::backtrace::print::hd1fd65f49a2d8544 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x56130d53d820 - std::panicking::default_hook::{{closure}}::h222da46485ab36fc [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x56130d53d56c - std::panicking::default_hook::hc5868949d129ed00 [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x56130d53de63 - std::panicking::rust_panic_with_hook::h26a6ab8b0993c0c8 [INFO] [stderr] at src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x56130d516a55 - std::panicking::begin_panic::h9a46eba086ed17ab [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/panicking.rs:456 [INFO] [stderr] 12: 0x56130d514836 - 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] 13: 0x56130d516fcb - std::rt::lang_start::{{closure}}::hc3796722913bb56b [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/rt.rs:67 [INFO] [stderr] 14: 0x56130d53e233 - std::rt::lang_start_internal::{{closure}}::h84a998219831fa70 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 15: 0x56130d53e233 - std::panicking::try::do_call::he8e1d689a3e26def [INFO] [stderr] at src/libstd/panicking.rs:348 [INFO] [stderr] 16: 0x56130d53e233 - std::panicking::try::h264b6eebc2fa7bbf [INFO] [stderr] at src/libstd/panicking.rs:325 [INFO] [stderr] 17: 0x56130d53e233 - std::panic::catch_unwind::hbf28fafa723b2128 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 18: 0x56130d53e233 - std::rt::lang_start_internal::he959aa59bc3ec202 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 19: 0x56130d516fa7 - std::rt::lang_start::hb42622251d15077c [INFO] [stderr] at /rustc/6f959902b3103c49ca981fbc01871589c3498489/src/libstd/rt.rs:67 [INFO] [stderr] 20: 0x56130d5156da - main [INFO] [stderr] 21: 0x7f90a16b90b3 - __libc_start_main [INFO] [stderr] 22: 0x56130d51417e - _start [INFO] [stderr] 23: 0x0 - [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "6facc75a880a4830ab8b46c969d1eb777e54dcfe5ad2b389242a1212e2cfef05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6facc75a880a4830ab8b46c969d1eb777e54dcfe5ad2b389242a1212e2cfef05", kill_on_drop: false }` [INFO] [stdout] 6facc75a880a4830ab8b46c969d1eb777e54dcfe5ad2b389242a1212e2cfef05