[INFO] fetching crate falcon-z3 0.4.12...
[INFO] checking falcon-z3-0.4.12 against master#74e80468347471779be6060d8d7d6d04e98e467f for pr-72788
[INFO] extracting crate falcon-z3 0.4.12 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate falcon-z3 0.4.12 on toolchain 74e80468347471779be6060d8d7d6d04e98e467f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate falcon-z3 0.4.12
[INFO] finished tweaking crates.io crate falcon-z3 0.4.12
[INFO] tweaked toml for crates.io crate falcon-z3 0.4.12 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 346c1e853aa91be1b4486fa72eba0ec1f71bb469fa8eda38600f45524c3a8ddb
[INFO] running `"docker" "start" "-a" "346c1e853aa91be1b4486fa72eba0ec1f71bb469fa8eda38600f45524c3a8ddb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking z3-sys v0.5.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]     Checking addr2line v0.12.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling bindgen v0.51.1
[INFO] [stderr]    Compiling scroll_derive v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]     Checking scroll v0.10.1
[INFO] [stderr]     Checking goblin v0.2.3
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]    Compiling falcon_capstone v0.4.0
[INFO] [stderr]     Checking falcon v0.4.12
[INFO] [stderr]     Checking falcon-z3 v0.4.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 02s
[INFO] running `"docker" "inspect" "346c1e853aa91be1b4486fa72eba0ec1f71bb469fa8eda38600f45524c3a8ddb"`
[INFO] running `"docker" "rm" "-f" "346c1e853aa91be1b4486fa72eba0ec1f71bb469fa8eda38600f45524c3a8ddb"`
[INFO] [stdout] 346c1e853aa91be1b4486fa72eba0ec1f71bb469fa8eda38600f45524c3a8ddb