[INFO] updating cached repository https://github.com/linyinfeng/syn-flood
[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] [stderr] From https://github.com/linyinfeng/syn-flood
[INFO] [stderr]    3fae123ef..b0349a1aa  gh-pages   -> gh-pages
[INFO] [stderr]    7967af327..0a77e80e9  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0a77e80e9b545d736a757a754a4ccb503b76cd09
[INFO] testing linyinfeng/syn-flood against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinyinfeng%2Fsyn-flood" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/linyinfeng/syn-flood on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/linyinfeng/syn-flood
[INFO] finished tweaking git repo https://github.com/linyinfeng/syn-flood
[INFO] tweaked toml for git repo https://github.com/linyinfeng/syn-flood written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/linyinfeng/syn-flood already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 1f88dcc80ba4f0fa44b28f9d5015dbee680ef0ce022ecca5cf2da250f3866956
[INFO] running `"docker" "start" "-a" "1f88dcc80ba4f0fa44b28f9d5015dbee680ef0ce022ecca5cf2da250f3866956"`
[INFO] [stderr]    Compiling log v0.4.10
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling ucd-util v0.1.5
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling pnet_base v0.22.0
[INFO] [stderr]    Compiling pnet v0.25.0
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling pnet_macros_support v0.25.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling pnet_sys v0.25.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling ipnetwork v0.15.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling pnet_datalink v0.25.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]    Compiling structopt v0.3.14
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.21.0
[INFO] [stderr]    Compiling pnet_packet v0.25.0
[INFO] [stderr]    Compiling pnet_transport v0.25.0
[INFO] [stderr]    Compiling syn-flood v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 08s
[INFO] running `"docker" "inspect" "1f88dcc80ba4f0fa44b28f9d5015dbee680ef0ce022ecca5cf2da250f3866956"`
[INFO] running `"docker" "rm" "-f" "1f88dcc80ba4f0fa44b28f9d5015dbee680ef0ce022ecca5cf2da250f3866956"`
[INFO] [stdout] 1f88dcc80ba4f0fa44b28f9d5015dbee680ef0ce022ecca5cf2da250f3866956
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5e25d0cf81cf6cf6ce13b3b2fbbb1f7a2efa7ac38b71526c7ef43b80e295582e
[INFO] running `"docker" "start" "-a" "5e25d0cf81cf6cf6ce13b3b2fbbb1f7a2efa7ac38b71526c7ef43b80e295582e"`
[INFO] [stderr]    Compiling syn-flood v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `"docker" "inspect" "5e25d0cf81cf6cf6ce13b3b2fbbb1f7a2efa7ac38b71526c7ef43b80e295582e"`
[INFO] running `"docker" "rm" "-f" "5e25d0cf81cf6cf6ce13b3b2fbbb1f7a2efa7ac38b71526c7ef43b80e295582e"`
[INFO] [stdout] 5e25d0cf81cf6cf6ce13b3b2fbbb1f7a2efa7ac38b71526c7ef43b80e295582e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5d5f9c4522cbe913651a6b04e803be9f1a149840c8cf9f5bd137bcc3e4db10f7
[INFO] running `"docker" "start" "-a" "5d5f9c4522cbe913651a6b04e803be9f1a149840c8cf9f5bd137bcc3e4db10f7"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/syn_flood-7cd16df004d77bf1
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "5d5f9c4522cbe913651a6b04e803be9f1a149840c8cf9f5bd137bcc3e4db10f7"`
[INFO] running `"docker" "rm" "-f" "5d5f9c4522cbe913651a6b04e803be9f1a149840c8cf9f5bd137bcc3e4db10f7"`
[INFO] [stdout] 5d5f9c4522cbe913651a6b04e803be9f1a149840c8cf9f5bd137bcc3e4db10f7