[INFO] updating cached repository https://github.com/kpcyrd/burritun
[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] ec830a5e4fbb8590fcf7e4011c1e6100d80cef63
[INFO] checking kpcyrd/burritun against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkpcyrd%2Fburritun" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kpcyrd/burritun on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kpcyrd/burritun
[INFO] finished tweaking git repo https://github.com/kpcyrd/burritun
[INFO] tweaked toml for git repo https://github.com/kpcyrd/burritun written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/kpcyrd/burritun already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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] 89fcc1724e4ffc3a5a810271245cdfab50deac41da14c80f59bc46d890555c13
[INFO] running `"docker" "start" "-a" "89fcc1724e4ffc3a5a810271245cdfab50deac41da14c80f59bc46d890555c13"`
[INFO] [stderr]     Checking futures v0.1.22
[INFO] [stderr]     Checking lazy_static v1.0.1
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking pnet_base v0.21.0
[INFO] [stderr]    Compiling regex v1.0.1
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking ipnetwork v0.12.8
[INFO] [stderr]    Compiling pnet v0.21.0
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking pnet_sys v0.21.0
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]    Compiling log v0.4.3
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]     Checking pnet_macros_support v0.21.0
[INFO] [stderr]     Checking regex-syntax v0.6.1
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking pnet_datalink v0.21.0
[INFO] [stderr]     Checking aho-corasick v0.6.5
[INFO] [stderr]     Checking nom v4.0.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking mio v0.6.15
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]     Checking crossbeam-epoch v0.4.3
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]     Checking tokio-executor v0.1.2
[INFO] [stderr]     Checking tokio-io v0.1.7
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling tun-tap v0.1.1
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]     Checking crossbeam-deque v0.3.1
[INFO] [stderr]     Checking pktparse v0.3.0
[INFO] [stderr]    Compiling syn v0.14.4
[INFO] [stderr]     Checking tokio-timer v0.2.4
[INFO] [stderr]     Checking tokio-reactor v0.1.2
[INFO] [stderr]     Checking tokio-codec v0.1.0
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.5
[INFO] [stderr]     Checking tokio-tcp v0.1.0
[INFO] [stderr]     Checking tokio-udp v0.1.1
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking tokio-fs v0.1.1
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]     Checking tokio v0.1.7
[INFO] [stderr]     Checking env_logger v0.5.10
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]    Compiling structopt-derive v0.2.10
[INFO] [stderr]     Checking structopt v0.2.10
[INFO] [stderr] error[E0606]: casting `f64` as `usize` is invalid
[INFO] [stderr]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syntex_syntax-0.42.0/src/parse/parser.rs:2603:34
[INFO] [stderr]      |
[INFO] [stderr] 2603 | ...                   float.trunc() as usize,
[INFO] [stderr]      |                       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0606`.
[INFO] [stderr] error: could not compile `syntex_syntax`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "89fcc1724e4ffc3a5a810271245cdfab50deac41da14c80f59bc46d890555c13"`
[INFO] running `"docker" "rm" "-f" "89fcc1724e4ffc3a5a810271245cdfab50deac41da14c80f59bc46d890555c13"`
[INFO] [stdout] 89fcc1724e4ffc3a5a810271245cdfab50deac41da14c80f59bc46d890555c13