[INFO] fetching crate merit 0.2.0... [INFO] testing merit-0.2.0 against 1.44.0 for beta-1.45-1 [INFO] extracting crate merit 0.2.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate merit 0.2.0 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate merit 0.2.0 [INFO] finished tweaking crates.io crate merit 0.2.0 [INFO] tweaked toml for crates.io crate merit 0.2.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate crates.io crate merit 0.2.0 already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 8d02c4d40c65e31183f8e3b3b1c081fab3b6d75681564a9f98584a5840ace29e [INFO] running `"docker" "start" "-a" "8d02c4d40c65e31183f8e3b3b1c081fab3b6d75681564a9f98584a5840ace29e"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling proc-macro2 v1.0.5 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling string_cache_shared v0.3.0 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling new_debug_unreachable v1.0.3 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling strsim v0.9.2 [INFO] [stderr] Compiling mac v0.1.1 [INFO] [stderr] Compiling siphasher v0.3.1 [INFO] [stderr] Compiling dtoa v0.4.4 [INFO] [stderr] Compiling utf-8 v0.7.5 [INFO] [stderr] Compiling procedural-masquerade v0.1.6 [INFO] [stderr] Compiling nodrop v0.1.14 [INFO] [stderr] Compiling derive_builder v0.9.0 [INFO] [stderr] Compiling maud_htmlescape v0.17.0 [INFO] [stderr] Compiling thin-slice v0.1.1 [INFO] [stderr] Compiling arrayvec v0.5.1 [INFO] [stderr] Compiling ego-tree v0.6.2 [INFO] [stderr] Compiling pico-args v0.3.1 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling futf v0.1.4 [INFO] [stderr] Compiling hashbrown v0.7.0 [INFO] [stderr] Compiling servo_arc v0.1.1 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Compiling getopts v0.2.21 [INFO] [stderr] Compiling dtoa-short v0.3.2 [INFO] [stderr] Compiling fxhash v0.2.1 [INFO] [stderr] Compiling stb_truetype v0.3.0 [INFO] [stderr] Compiling tendril v0.4.1 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling ordered-float v1.0.2 [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling rusttype v0.8.1 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling string_cache_codegen v0.4.4 [INFO] [stderr] Compiling selectors v0.21.0 [INFO] [stderr] Compiling phf_generator v0.8.0 [INFO] [stderr] Compiling string_cache v0.7.4 [INFO] [stderr] Compiling maud_macros v0.21.0 [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.21.0/src/lib.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(proc_macro_def_site)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.21.0/src/lib.rs:2:1 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(proc_macro_diagnostic)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.21.0/src/lib.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | #![feature(proc_macro_hygiene)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.21.0/src/lib.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | #![feature(proc_macro_quote)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_macros-0.21.0/src/lib.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | #![feature(proc_macro_span)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 5 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: could not compile `maud_macros`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "8d02c4d40c65e31183f8e3b3b1c081fab3b6d75681564a9f98584a5840ace29e"` [INFO] running `"docker" "rm" "-f" "8d02c4d40c65e31183f8e3b3b1c081fab3b6d75681564a9f98584a5840ace29e"` [INFO] [stdout] 8d02c4d40c65e31183f8e3b3b1c081fab3b6d75681564a9f98584a5840ace29e