[INFO] updating cached repository https://github.com/ddowl/snakers [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 4ee47b151509b6a55e95afb015eb80bc3e1cae70 [INFO] checking ddowl/snakers against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddowl%2Fsnakers" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ddowl/snakers on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69 [INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/ddowl/snakers [INFO] finished tweaking git repo https://github.com/ddowl/snakers [INFO] tweaked toml for git repo https://github.com/ddowl/snakers written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/ddowl/snakers already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "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] 423d09749759b2fba04fcce01d9b1bea7fca34bbba9d87cdf1b10388eed5f852 [INFO] running `"docker" "start" "-a" "423d09749759b2fba04fcce01d9b1bea7fca34bbba9d87cdf1b10388eed5f852"` [INFO] [stderr] Compiling libc v0.2.53 [INFO] [stderr] Compiling proc-macro2 v0.4.29 [INFO] [stderr] Compiling syn v0.15.33 [INFO] [stderr] Compiling serde v1.0.90 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Compiling cc v1.0.36 [INFO] [stderr] Checking array-macro v1.0.3 [INFO] [stderr] Checking hashbrown v0.2.2 [INFO] [stderr] Checking unicode-segmentation v1.2.1 [INFO] [stderr] Checking xi-unicode v0.1.0 [INFO] [stderr] Checking maplit v1.0.1 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking num-rational v0.2.1 [INFO] [stderr] Checking num-iter v0.1.37 [INFO] [stderr] Checking enum-map-internals v0.1.2 [INFO] [stderr] Checking crossbeam-channel v0.3.8 [INFO] [stderr] Checking num v0.2.0 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling ncurses v5.99.0 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking signal-hook-registry v1.0.1 [INFO] [stderr] Checking term_size v0.3.1 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking signal-hook v0.1.9 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Compiling enum-map-derive v0.4.1 [INFO] [stderr] Compiling enumset_derive v0.3.2 [INFO] [stderr] Checking enum-map v0.5.0 [INFO] [stderr] Checking enumset v0.3.19 [INFO] [stderr] Checking toml v0.5.0 [INFO] [stderr] Checking cursive v0.11.2 [INFO] [stderr] Checking snakers v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 41.25s [INFO] running `"docker" "inspect" "423d09749759b2fba04fcce01d9b1bea7fca34bbba9d87cdf1b10388eed5f852"` [INFO] running `"docker" "rm" "-f" "423d09749759b2fba04fcce01d9b1bea7fca34bbba9d87cdf1b10388eed5f852"` [INFO] [stdout] 423d09749759b2fba04fcce01d9b1bea7fca34bbba9d87cdf1b10388eed5f852