[INFO] cloning repository https://github.com/ipfs-rust/netsim-embed
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ipfs-rust/netsim-embed" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fipfs-rust%2Fnetsim-embed", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fipfs-rust%2Fnetsim-embed'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 70a6328bea36e65a2280e103c39fb1e6fc254b97
[INFO] checking ipfs-rust/netsim-embed against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fipfs-rust%2Fnetsim-embed" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ipfs-rust/netsim-embed on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ipfs-rust/netsim-embed
[INFO] finished tweaking git repo https://github.com/ipfs-rust/netsim-embed
[INFO] tweaked toml for git repo https://github.com/ipfs-rust/netsim-embed written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/ipfs-rust/netsim-embed already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pnet_base v0.27.2
[INFO] [stderr]   Downloaded pnet_macros v0.27.2
[INFO] [stderr]   Downloaded syntex_pos v0.42.0
[INFO] [stderr]   Downloaded ioctl-sys v0.7.1
[INFO] [stderr]   Downloaded syntex_errors v0.42.0
[INFO] [stderr]   Downloaded pnet_macros_support v0.27.2
[INFO] [stderr]   Downloaded syntex_syntax v0.42.0
[INFO] [stderr]   Downloaded pnet_packet v0.27.2
[INFO] [stderr]   Downloaded syntex v0.42.2
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84ccdf4c4682ee9d02b92ff5c335eb51d23a1c580bf8a27895385e537d2651d9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "84ccdf4c4682ee9d02b92ff5c335eb51d23a1c580bf8a27895385e537d2651d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84ccdf4c4682ee9d02b92ff5c335eb51d23a1c580bf8a27895385e537d2651d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84ccdf4c4682ee9d02b92ff5c335eb51d23a1c580bf8a27895385e537d2651d9", kill_on_drop: false }`
[INFO] [stdout] 84ccdf4c4682ee9d02b92ff5c335eb51d23a1c580bf8a27895385e537d2651d9
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 684dc4f2caf925f925457fdd270fb421ffdac174a6628332f471c7969ae8f024
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "684dc4f2caf925f925457fdd270fb421ffdac174a6628332f471c7969ae8f024", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]     Checking pnet_base v0.27.2
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking vec-arena v1.1.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking ioctl-sys v0.7.1
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking pnet_macros_support v0.27.2
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking polling v2.0.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking nb-connect v1.1.0
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.27.2
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking netsim-embed-core v0.2.0 (/opt/rustwide/workdir/core)
[INFO] [stderr]     Checking netsim-embed-machine v0.2.1 (/opt/rustwide/workdir/machine)
[INFO] [stderr]    Compiling pnet_packet v0.27.2
[INFO] [stderr]     Checking netsim-embed-router v0.2.0 (/opt/rustwide/workdir/router)
[INFO] [stderr]     Checking netsim-embed-nat v0.2.0 (/opt/rustwide/workdir/nat)
[INFO] [stderr]     Checking netsim-embed v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 49s
[INFO] running `Command { std: "docker" "inspect" "684dc4f2caf925f925457fdd270fb421ffdac174a6628332f471c7969ae8f024", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "684dc4f2caf925f925457fdd270fb421ffdac174a6628332f471c7969ae8f024", kill_on_drop: false }`
[INFO] [stdout] 684dc4f2caf925f925457fdd270fb421ffdac174a6628332f471c7969ae8f024