[INFO] cloning repository https://github.com/artusrocha/rust-libnotify-hello [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/artusrocha/rust-libnotify-hello" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartusrocha%2Frust-libnotify-hello", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartusrocha%2Frust-libnotify-hello'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 639f8ff502fada3f0774f65612b51745e4cab986 [INFO] testing artusrocha/rust-libnotify-hello against beta-2021-01-01 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fartusrocha%2Frust-libnotify-hello" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/artusrocha/rust-libnotify-hello on toolchain beta-2021-01-01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/artusrocha/rust-libnotify-hello [INFO] finished tweaking git repo https://github.com/artusrocha/rust-libnotify-hello [INFO] tweaked toml for git repo https://github.com/artusrocha/rust-libnotify-hello written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/artusrocha/rust-libnotify-hello already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: dependency (rocket_contrib) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pear v0.0.18 [INFO] [stderr] Downloaded itoa v0.4.1 [INFO] [stderr] Downloaded mac-notification-sys v0.1.3 [INFO] [stderr] Downloaded pest v0.3.3 [INFO] [stderr] Downloaded cc v1.0.17 [INFO] [stderr] Downloaded pkg-config v0.3.11 [INFO] [stderr] Downloaded dbus v0.4.1 [INFO] [stderr] Downloaded num-traits v0.2.5 [INFO] [stderr] Downloaded serde_json v1.0.22 [INFO] [stderr] Downloaded rocket_contrib v0.3.14 [INFO] [stderr] Downloaded base64 v0.9.2 [INFO] [stderr] Downloaded url v1.7.0 [INFO] [stderr] Downloaded cfg-if v0.1.3 [INFO] [stderr] Downloaded httparse v1.3.1 [INFO] [stderr] Downloaded dtoa v0.4.2 [INFO] [stderr] Downloaded handlebars v0.28.3 [INFO] [stderr] Downloaded rustc-demangle v0.1.8 [INFO] [stderr] Downloaded objc_id v0.1.0 [INFO] [stderr] Downloaded log v0.4.2 [INFO] [stderr] Downloaded rocket_codegen v0.3.14 [INFO] [stderr] Downloaded toml v0.4.6 [INFO] [stderr] Downloaded isatty v0.1.8 [INFO] [stderr] Downloaded rocket v0.3.14 [INFO] [stderr] Downloaded smallvec v0.6.2 [INFO] [stderr] Downloaded pear_codegen v0.0.18 [INFO] [stderr] Downloaded backtrace v0.3.8 [INFO] [stderr] Downloaded serde v1.0.66 [INFO] [stderr] Downloaded chrono v0.4.3 [INFO] [stderr] Downloaded backtrace-sys v0.1.23 [INFO] [stderr] Downloaded notify-rust v3.4.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 960c9084f9db49bc8ab950c467a04e9e2cbc6865e28c4f7d36218e46980e541b [INFO] running `Command { std: "docker" "start" "-a" "960c9084f9db49bc8ab950c467a04e9e2cbc6865e28c4f7d36218e46980e541b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "960c9084f9db49bc8ab950c467a04e9e2cbc6865e28c4f7d36218e46980e541b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "960c9084f9db49bc8ab950c467a04e9e2cbc6865e28c4f7d36218e46980e541b", kill_on_drop: false }` [INFO] [stdout] 960c9084f9db49bc8ab950c467a04e9e2cbc6865e28c4f7d36218e46980e541b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7c4d580a6d34bafa834e069ae60b2318e3cb99ccb2744d5e84aeee34400c9fc2 [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" "7c4d580a6d34bafa834e069ae60b2318e3cb99ccb2744d5e84aeee34400c9fc2", kill_on_drop: false }` [INFO] [stderr] warning: dependency (rocket_contrib) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions [INFO] [stderr] Compiling libc v0.2.42 [INFO] [stderr] Compiling cfg-if v0.1.3 [INFO] [stderr] Compiling version_check v0.1.3 [INFO] [stderr] Compiling lazy_static v1.0.1 [INFO] [stderr] Compiling nodrop v0.1.12 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling rayon-core v1.4.0 [INFO] [stderr] Compiling yansi v0.4.0 [INFO] [stderr] Compiling serde v1.0.66 [INFO] [stderr] Compiling matches v0.1.6 [INFO] [stderr] Compiling byteorder v1.2.3 [INFO] [stderr] Compiling gcc v0.3.54 [INFO] [stderr] Compiling safemem v0.2.0 [INFO] [stderr] Compiling unicode-normalization v0.1.7 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling cc v1.0.17 [INFO] [stderr] Compiling httparse v1.3.1 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling untrusted v0.5.1 [INFO] [stderr] Compiling typeable v0.1.2 [INFO] [stderr] Compiling pkg-config v0.3.11 [INFO] [stderr] Compiling traitobject v0.1.0 [INFO] [stderr] Compiling ucd-util v0.1.1 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling pear v0.0.18 [INFO] [stderr] Compiling itoa v0.4.1 [INFO] [stderr] Compiling dtoa v0.4.2 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling state v0.4.1 [INFO] [stderr] Compiling smallvec v0.6.2 [INFO] [stderr] Compiling rustc-demangle v0.1.8 [INFO] [stderr] Compiling ordermap v0.2.13 [INFO] [stderr] Compiling pest v0.3.3 [INFO] [stderr] Compiling glob v0.2.11 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling log v0.4.2 [INFO] [stderr] Compiling arrayvec v0.4.7 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling base64 v0.6.0 [INFO] [stderr] Compiling base64 v0.9.2 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling pear_codegen v0.0.18 [INFO] [stderr] Compiling rocket v0.3.14 [INFO] [stderr] Compiling rocket_codegen v0.3.14 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling time v0.1.40 [INFO] [stderr] Compiling isatty v0.1.8 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling dbus v0.4.1 [INFO] [stderr] Compiling aho-corasick v0.6.4 [INFO] [stderr] Compiling idna v0.1.4 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.0.18` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/pear_codegen-6902f2af1e228807/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: 1.50.0-beta.2 (2020-12-31). Minimum required: 1.28.0-nightly (2018-06-23). [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.18/build.rs:31:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55f1574558e7 - std::backtrace_rs::backtrace::libunwind::trace::hcd6e187547b8deec [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5 [INFO] [stderr] 1: 0x55f1574558e7 - std::backtrace_rs::backtrace::trace_unsynchronized::hde10036eb783fbc7 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stderr] 2: 0x55f1574558e7 - std::sys_common::backtrace::_print_fmt::h63987b8f86dfc82a [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x55f1574558e7 - ::fmt::hc33f3ac4cc9c4196 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x55f15747010c - core::fmt::write::hfdcdeb08fb2b3afa [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x55f157452e42 - std::io::Write::write_fmt::h83a843778fa2a815 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/io/mod.rs:1519:15 [INFO] [stderr] 6: 0x55f157457625 - std::sys_common::backtrace::_print::hf179508b01f66878 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x55f157457625 - std::sys_common::backtrace::print::ha97d11adb39266a6 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x55f157457625 - std::panicking::default_hook::{{closure}}::h8da9985a98bd1582 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x55f15745717a - std::panicking::default_hook::hbc0ee792993c2ef2 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x55f157457dc1 - std::panicking::rust_panic_with_hook::h9fb9cda33a10f084 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x55f1574208aa - std::panicking::begin_panic::{{closure}}::hbcbb1a127b350fd6 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:520:9 [INFO] [stderr] 12: 0x55f15741fc18 - std::sys_common::backtrace::__rust_end_short_backtrace::h567d95cd7b1e9c42 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x55f1574207e7 - std::panicking::begin_panic::hb859fecb015044bd [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:519:12 [INFO] [stderr] 14: 0x55f15741e70e - build_script_build::main::h04c30855d68dee5b [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.18/build.rs:31:13 [INFO] [stderr] 15: 0x55f157420e7b - core::ops::function::FnOnce::call_once::h1e41e566472060ba [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 16: 0x55f15741fc4e - std::sys_common::backtrace::__rust_begin_short_backtrace::hfc83becd736e9f71 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 17: 0x55f15741f9f1 - std::rt::lang_start::{{closure}}::h3893ed1daaff85f7 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/rt.rs:66:18 [INFO] [stderr] 18: 0x55f1574581e7 - core::ops::function::impls:: for &F>::call_once::hb5ab992a536e3d7c [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/ops/function.rs:259:13 [INFO] [stderr] 19: 0x55f1574581e7 - std::panicking::try::do_call::h1bda883686bc1816 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:379:40 [INFO] [stderr] 20: 0x55f1574581e7 - std::panicking::try::ha7167c079f243e71 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:343:19 [INFO] [stderr] 21: 0x55f1574581e7 - std::panic::catch_unwind::he11c3de53f0b5853 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panic.rs:396:14 [INFO] [stderr] 22: 0x55f1574581e7 - std::rt::lang_start_internal::h45c3666b51d25060 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/rt.rs:51:25 [INFO] [stderr] 23: 0x55f15741f9c7 - std::rt::lang_start::h79fba282a2643c18 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/rt.rs:65:5 [INFO] [stderr] 24: 0x55f15741f50a - main [INFO] [stderr] 25: 0x7f98c6b560b3 - __libc_start_main [INFO] [stderr] 26: 0x55f15741e0ae - _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" "7c4d580a6d34bafa834e069ae60b2318e3cb99ccb2744d5e84aeee34400c9fc2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7c4d580a6d34bafa834e069ae60b2318e3cb99ccb2744d5e84aeee34400c9fc2", kill_on_drop: false }` [INFO] [stdout] 7c4d580a6d34bafa834e069ae60b2318e3cb99ccb2744d5e84aeee34400c9fc2