[INFO] cloning repository https://github.com/horkhork/nix-rust-helloworld [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/horkhork/nix-rust-helloworld" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhorkhork%2Fnix-rust-helloworld", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhorkhork%2Fnix-rust-helloworld'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d6a581df5461b07d439d4fa95ffe13b976e600c8 [INFO] documenting horkhork/nix-rust-helloworld against 1.46.0 for beta-1.47-rustdoc-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhorkhork%2Fnix-rust-helloworld" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/horkhork/nix-rust-helloworld on toolchain 1.46.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/horkhork/nix-rust-helloworld [INFO] finished tweaking git repo https://github.com/horkhork/nix-rust-helloworld [INFO] tweaked toml for git repo https://github.com/horkhork/nix-rust-helloworld written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/horkhork/nix-rust-helloworld already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ce79507dd876bc96757d5953d4893f582deb0b99230b8b1942315212d0ba0157 [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" "ce79507dd876bc96757d5953d4893f582deb0b99230b8b1942315212d0ba0157", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ce79507dd876bc96757d5953d4893f582deb0b99230b8b1942315212d0ba0157", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce79507dd876bc96757d5953d4893f582deb0b99230b8b1942315212d0ba0157", kill_on_drop: false }` [INFO] [stdout] ce79507dd876bc96757d5953d4893f582deb0b99230b8b1942315212d0ba0157 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "RUSTDOCFLAGS=--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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d2f121b5637793b1440ae06b5f52930c691b574376547099ec77ccd4fc762996 [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" "d2f121b5637793b1440ae06b5f52930c691b574376547099ec77ccd4fc762996", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling cc v1.0.52 [INFO] [stderr] Compiling yansi v0.4.0 [INFO] [stderr] Compiling matches v0.1.8 [INFO] [stderr] Compiling smallvec v1.4.0 [INFO] [stderr] Compiling yansi v0.5.0 [INFO] [stderr] Compiling safemem v0.3.3 [INFO] [stderr] Compiling percent-encoding v1.0.1 [INFO] [stderr] Compiling untrusted v0.6.2 [INFO] [stderr] Compiling serde v1.0.110 [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] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling httparse v1.3.4 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling unicode-normalization v0.1.12 [INFO] [stderr] Checking base64 v0.9.3 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling pear_codegen v0.1.2 [INFO] [stderr] Compiling rocket_codegen v0.4.4 [INFO] [stderr] Compiling rocket v0.4.4 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] error: failed to run custom build command for `rocket v0.4.4` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/rocket-16d84d976fd96d49/build-script-build` (exit code: 101) [INFO] [stderr] --- stderr [INFO] [stderr] Error: Rocket (core) requires a 'dev' or 'nightly' version of rustc. [INFO] [stderr] Installed version: 1.46.0 (2020-08-24) [INFO] [stderr] Minimum required: 1.35.0-nightly (2019-04-05) [INFO] [stderr] See the getting started guide (https://rocket.rs/v0.5/guide/getting-started/) for more information. [INFO] [stderr] thread 'main' panicked at 'Aborting compilation due to incompatible compiler.', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.4.4/build.rs:29:13 [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x55cef03d83b5 - backtrace::backtrace::libunwind::trace::h14d338b30b3ea0a7 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x55cef03d83b5 - backtrace::backtrace::trace_unsynchronized::h73ea91d74a3fd67f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55cef03d83b5 - std::sys_common::backtrace::_print_fmt::hd42948c952866e12 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x55cef03d83b5 - ::fmt::ha8f928866ff7571e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x55cef03fa10c - core::fmt::write::he0c1e5f7426d2718 [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x55cef03d5a32 - std::io::Write::write_fmt::hf3afc6cfd57d0033 [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x55cef03da7f0 - std::sys_common::backtrace::_print::hfc0110703f3696fd [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x55cef03da7f0 - std::sys_common::backtrace::print::h3f77c6990ddfaa22 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x55cef03da7f0 - std::panicking::default_hook::{{closure}}::heae49580a8d62d75 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x55cef03da53c - std::panicking::default_hook::hecc34e3f729e213c [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x55cef03dae33 - std::panicking::rust_panic_with_hook::he82f5d0644692441 [INFO] [stderr] at src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x55cef03b3025 - std::panicking::begin_panic::hefb3a7c692998d4e [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/panicking.rs:456 [INFO] [stderr] 12: 0x55cef03aeba4 - build_script_build::main::hcada591ece64275c [INFO] [stderr] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rocket-0.4.4/build.rs:29 [INFO] [stderr] 13: 0x55cef03b079b - std::rt::lang_start::{{closure}}::hf897f0896909e6fd [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/rt.rs:67 [INFO] [stderr] 14: 0x55cef03db203 - std::rt::lang_start_internal::{{closure}}::h5d3ea623498f5f43 [INFO] [stderr] at src/libstd/rt.rs:52 [INFO] [stderr] 15: 0x55cef03db203 - std::panicking::try::do_call::hac65e71be769a440 [INFO] [stderr] at src/libstd/panicking.rs:348 [INFO] [stderr] 16: 0x55cef03db203 - std::panicking::try::hd4706e264bcf6712 [INFO] [stderr] at src/libstd/panicking.rs:325 [INFO] [stderr] 17: 0x55cef03db203 - std::panic::catch_unwind::h948a0fb4a8b3ee82 [INFO] [stderr] at src/libstd/panic.rs:394 [INFO] [stderr] 18: 0x55cef03db203 - std::rt::lang_start_internal::h72cc068ed2d0ac53 [INFO] [stderr] at src/libstd/rt.rs:51 [INFO] [stderr] 19: 0x55cef03b0777 - std::rt::lang_start::h746caffac6c4a20c [INFO] [stderr] at /rustc/04488afe34512aa4c33566eb16d8c912a3ae04f9/src/libstd/rt.rs:67 [INFO] [stderr] 20: 0x55cef03af3aa - main [INFO] [stderr] 21: 0x7f8ca51e50b3 - __libc_start_main [INFO] [stderr] 22: 0x55cef03ae17e - _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" "d2f121b5637793b1440ae06b5f52930c691b574376547099ec77ccd4fc762996", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2f121b5637793b1440ae06b5f52930c691b574376547099ec77ccd4fc762996", kill_on_drop: false }` [INFO] [stdout] d2f121b5637793b1440ae06b5f52930c691b574376547099ec77ccd4fc762996