[INFO] cloning repository https://github.com/navinkumarr/rust-realworld-example-app [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/navinkumarr/rust-realworld-example-app" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnavinkumarr%2Frust-realworld-example-app", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnavinkumarr%2Frust-realworld-example-app'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 48a59a7dcfa4331e2a2ab939d0583c10857ee937 [INFO] testing navinkumarr/rust-realworld-example-app 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%2Fnavinkumarr%2Frust-realworld-example-app" "/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/navinkumarr/rust-realworld-example-app 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/navinkumarr/rust-realworld-example-app [INFO] finished tweaking git repo https://github.com/navinkumarr/rust-realworld-example-app [INFO] tweaked toml for git repo https://github.com/navinkumarr/rust-realworld-example-app written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/navinkumarr/rust-realworld-example-app 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] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded diesel_infer_schema v0.16.0 [INFO] [stderr] Downloaded derive-error-chain v0.10.1 [INFO] [stderr] Downloaded serde-hjson v0.8.1 [INFO] [stderr] Downloaded diesel_derives v1.3.0 [INFO] [stderr] Downloaded diesel v0.16.0 [INFO] [stderr] Downloaded config v0.8.0 [INFO] [stderr] Downloaded chrono v0.4.4 [INFO] [stderr] Downloaded dotenv v0.10.1 [INFO] [stderr] Downloaded yaml-rust v0.4.0 [INFO] [stderr] Downloaded redis v0.8.0 [INFO] [stderr] Downloaded proc-macro2 v0.4.8 [INFO] [stderr] Downloaded mysqlclient-sys v0.2.3 [INFO] [stderr] Downloaded r2d2_redis v0.7.0 [INFO] [stderr] Downloaded frank_jwt v3.0.0 [INFO] [stderr] Downloaded slugify v0.1.0 [INFO] [stderr] Downloaded diesel_codegen v0.16.1 [INFO] [stderr] Downloaded diesel v1.3.3 [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" "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] [stdout] b571406f2db23bfa529099c482752eb3a81c5b1bbac3e39edf979e16b10e0cdc [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" "b571406f2db23bfa529099c482752eb3a81c5b1bbac3e39edf979e16b10e0cdc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b571406f2db23bfa529099c482752eb3a81c5b1bbac3e39edf979e16b10e0cdc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b571406f2db23bfa529099c482752eb3a81c5b1bbac3e39edf979e16b10e0cdc", kill_on_drop: false }` [INFO] [stdout] b571406f2db23bfa529099c482752eb3a81c5b1bbac3e39edf979e16b10e0cdc [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" "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] f5822de216f670e4d5946075704ede6598303509412a63d5ebae842c8e2afddc [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" "f5822de216f670e4d5946075704ede6598303509412a63d5ebae842c8e2afddc", kill_on_drop: false }` [INFO] [stderr] Compiling redis v0.8.0 [INFO] [stderr] Compiling ordermap v0.2.13 [INFO] [stderr] Compiling pear v0.0.19 [INFO] [stderr] Compiling error-chain v0.10.0 [INFO] [stderr] Compiling unidecode v0.3.0 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling time v0.1.40 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling isatty v0.1.8 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling proc-macro2 v0.4.8 [INFO] [stderr] Compiling memchr v2.1.0 [INFO] [stderr] Compiling mysqlclient-sys v0.2.3 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling openssl-sys v0.9.36 [INFO] [stderr] Compiling pear_codegen v0.0.19 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling rocket v0.3.15 [INFO] [stderr] Compiling rocket_codegen v0.3.15 [INFO] [stderr] Compiling base64 v0.9.2 [INFO] [stderr] Compiling scheduled-thread-pool v0.2.0 [INFO] [stderr] Compiling yaml-rust v0.4.0 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling nom v3.2.1 [INFO] [stderr] Compiling quote v0.6.3 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling mime v0.2.6 [INFO] [stderr] Compiling syn v0.13.11 [INFO] [stderr] Compiling r2d2 v0.8.2 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling syn v0.14.4 [INFO] [stderr] error: failed to run custom build command for `pear_codegen v0.0.19` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/pear_codegen-302f77e273a775d1/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-0.0.19/build.rs:31:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x5591a7b198e7 - 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: 0x5591a7b198e7 - 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: 0x5591a7b198e7 - std::sys_common::backtrace::_print_fmt::h63987b8f86dfc82a [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stderr] 3: 0x5591a7b198e7 - ::fmt::hc33f3ac4cc9c4196 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stderr] 4: 0x5591a7b3410c - core::fmt::write::hfdcdeb08fb2b3afa [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/fmt/mod.rs:1078:17 [INFO] [stderr] 5: 0x5591a7b16e42 - std::io::Write::write_fmt::h83a843778fa2a815 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/io/mod.rs:1519:15 [INFO] [stderr] 6: 0x5591a7b1b625 - std::sys_common::backtrace::_print::hf179508b01f66878 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stderr] 7: 0x5591a7b1b625 - std::sys_common::backtrace::print::ha97d11adb39266a6 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stderr] 8: 0x5591a7b1b625 - std::panicking::default_hook::{{closure}}::h8da9985a98bd1582 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:208:50 [INFO] [stderr] 9: 0x5591a7b1b17a - std::panicking::default_hook::hbc0ee792993c2ef2 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:225:9 [INFO] [stderr] 10: 0x5591a7b1bdc1 - std::panicking::rust_panic_with_hook::h9fb9cda33a10f084 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:591:17 [INFO] [stderr] 11: 0x5591a7ae48ea - std::panicking::begin_panic::{{closure}}::h981bb2b814b8a46a [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:520:9 [INFO] [stderr] 12: 0x5591a7ae3c58 - std::sys_common::backtrace::__rust_end_short_backtrace::h855ec46e96541408 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stderr] 13: 0x5591a7ae4827 - std::panicking::begin_panic::he6bf1a488ad6f5e2 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:519:12 [INFO] [stderr] 14: 0x5591a7ae270e - build_script_build::main::h7e0c9202567a28ef [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.0.19/build.rs:31:13 [INFO] [stderr] 15: 0x5591a7ae4ecb - core::ops::function::FnOnce::call_once::h55b3f11fa96494bc [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/core/src/ops/function.rs:227:5 [INFO] [stderr] 16: 0x5591a7ae3c8e - std::sys_common::backtrace::__rust_begin_short_backtrace::h1f55d30d4f6ca095 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stderr] 17: 0x5591a7ae39f1 - std::rt::lang_start::{{closure}}::hccabbde61068b7d8 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/rt.rs:66:18 [INFO] [stderr] 18: 0x5591a7b1c1e7 - 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: 0x5591a7b1c1e7 - std::panicking::try::do_call::h1bda883686bc1816 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:379:40 [INFO] [stderr] 20: 0x5591a7b1c1e7 - std::panicking::try::ha7167c079f243e71 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panicking.rs:343:19 [INFO] [stderr] 21: 0x5591a7b1c1e7 - std::panic::catch_unwind::he11c3de53f0b5853 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/panic.rs:396:14 [INFO] [stderr] 22: 0x5591a7b1c1e7 - std::rt::lang_start_internal::h45c3666b51d25060 [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/rt.rs:51:25 [INFO] [stderr] 23: 0x5591a7ae39c7 - std::rt::lang_start::hb275050b8e278d9a [INFO] [stderr] at /rustc/25b3db3aa752d9d4633c983c9d4bf5e48f9baff1/library/std/src/rt.rs:65:5 [INFO] [stderr] 24: 0x5591a7ae350a - main [INFO] [stderr] 25: 0x7f5f437fe0b3 - __libc_start_main [INFO] [stderr] 26: 0x5591a7ae20ae - _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" "f5822de216f670e4d5946075704ede6598303509412a63d5ebae842c8e2afddc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f5822de216f670e4d5946075704ede6598303509412a63d5ebae842c8e2afddc", kill_on_drop: false }` [INFO] [stdout] f5822de216f670e4d5946075704ede6598303509412a63d5ebae842c8e2afddc