[INFO] cloning repository https://github.com/iwillspeak/ullage [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iwillspeak/ullage" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiwillspeak%2Fullage"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiwillspeak%2Fullage'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 754060f6711887b0c4fa93db69764ab897bd7001 [INFO] checking iwillspeak/ullage against master#74e80468347471779be6060d8d7d6d04e98e467f for pr-72788 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiwillspeak%2Fullage" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/iwillspeak/ullage on toolchain 74e80468347471779be6060d8d7d6d04e98e467f [INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/iwillspeak/ullage [INFO] finished tweaking git repo https://github.com/iwillspeak/ullage [INFO] tweaked toml for git repo https://github.com/iwillspeak/ullage written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/iwillspeak/ullage already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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" "+74e80468347471779be6060d8d7d6d04e98e467f" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 215e3aba949a6fb10bf02f54582842c77433f2abfad570a029ab87ae541fbae1 [INFO] running `"docker" "start" "-a" "215e3aba949a6fb10bf02f54582842c77433f2abfad570a029ab87ae541fbae1"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Compiling memchr v2.1.3 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Compiling serde v1.0.87 [INFO] [stderr] Checking rustc-demangle v0.1.13 [INFO] [stderr] Checking indexmap v1.0.2 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling backtrace v0.3.13 [INFO] [stderr] Checking regex-syntax v0.6.5 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Checking rand_os v0.1.2 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Checking tempfile v3.0.6 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling serde_derive v1.0.87 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling llvm-sys v80.0.0 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking docopt v1.0.2 [INFO] [stderr] Checking ullage v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/syntax/parse/tokeniser.rs:97:44 [INFO] [stderr] | [INFO] [stderr] 97 | fn skip_over
(&mut self, chars: &mut Iterator (&mut self, chars: &mut Iterator