[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] 1e13020ee3860a7e481d628b84af25b45ca842c2
[INFO] testing ipfs-rust/netsim-embed against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fipfs-rust%2Fnetsim-embed" "/workspace/builds/worker-32/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-32/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ipfs-rust/netsim-embed on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-32/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" "+beta-2021-09-08" "fetch" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd3d0a9d484a10ecde7bbe005e993f6f6bee39c4b679ae844d8d26f2e6a8dd0b
[INFO] running `Command { std: "docker" "start" "-a" "dd3d0a9d484a10ecde7bbe005e993f6f6bee39c4b679ae844d8d26f2e6a8dd0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd3d0a9d484a10ecde7bbe005e993f6f6bee39c4b679ae844d8d26f2e6a8dd0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd3d0a9d484a10ecde7bbe005e993f6f6bee39c4b679ae844d8d26f2e6a8dd0b", kill_on_drop: false }`
[INFO] [stdout] dd3d0a9d484a10ecde7bbe005e993f6f6bee39c4b679ae844d8d26f2e6a8dd0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 883135d43f25bba5505f52263bcd72c9ae5ff752867e44c90941a4d8e6d3f083
[INFO] running `Command { std: "docker" "start" "-a" "883135d43f25bba5505f52263bcd72c9ae5ff752867e44c90941a4d8e6d3f083", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]    Compiling futures-core v0.3.13
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling futures-io v0.3.13
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.6
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling once_cell v1.7.2
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-sink v0.3.13
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling futures-task v0.3.13
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling vec-arena v1.1.0
[INFO] [stderr]    Compiling libpacket-core v0.1.0
[INFO] [stderr]    Compiling signal-hook v0.3.7
[INFO] [stderr]    Compiling ioctl-sys v0.7.1
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling futures-channel v0.3.13
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling libpacket-derive v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling futures-util v0.3.13
[INFO] [stderr]    Compiling polling v2.0.3
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling async-io v1.4.1
[INFO] [stderr]    Compiling libpacket v0.1.0
[INFO] [stderr]    Compiling async-global-executor v2.0.2
[INFO] [stderr]    Compiling async-process v1.1.0
[INFO] [stderr]    Compiling futures-executor v0.3.13
[INFO] [stderr]    Compiling futures v0.3.13
[INFO] [stderr]    Compiling netsim-embed-core v0.4.1 (/opt/rustwide/workdir/core)
[INFO] [stderr]    Compiling netsim-embed-machine v0.4.3 (/opt/rustwide/workdir/machine)
[INFO] [stderr]    Compiling netsim-embed-router v0.4.4 (/opt/rustwide/workdir/router)
[INFO] [stderr]    Compiling netsim-embed-nat v0.4.1 (/opt/rustwide/workdir/nat)
[INFO] [stderr]    Compiling netsim-embed v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 06s
[INFO] running `Command { std: "docker" "inspect" "883135d43f25bba5505f52263bcd72c9ae5ff752867e44c90941a4d8e6d3f083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "883135d43f25bba5505f52263bcd72c9ae5ff752867e44c90941a4d8e6d3f083", kill_on_drop: false }`
[INFO] [stdout] 883135d43f25bba5505f52263bcd72c9ae5ff752867e44c90941a4d8e6d3f083
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cb9f94440ddbda68c34a83bbb13bbc22529fedb393b755f8d7b289c212be165
[INFO] running `Command { std: "docker" "start" "-a" "1cb9f94440ddbda68c34a83bbb13bbc22529fedb393b755f8d7b289c212be165", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling ipnet v2.3.0
[INFO] [stderr]    Compiling async-lock v2.3.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling udp-socket v0.1.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling env_logger v0.8.3
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling if-watch v0.2.2
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling async-std v1.9.0
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling netsim-embed-cli v0.1.0 (/opt/rustwide/workdir/cli)
[INFO] [stderr]    Compiling netsim-embed v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `netsim-embed`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name if_watch_runner --edition=2018 examples/if_watch_runner.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=247f5e6f08018f26 -C extra-filename=-247f5e6f08018f26 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-38c886ae9452abb5.rlib --extern async_global_executor=/opt/rustwide/target/debug/deps/libasync_global_executor-09a29a136b5d45b5.rlib --extern async_io=/opt/rustwide/target/debug/deps/libasync_io-e453f434e1787ffe.rlib --extern async_process=/opt/rustwide/target/debug/deps/libasync_process-4ee510ec34663025.rlib --extern async_std=/opt/rustwide/target/debug/deps/libasync_std-b188f997a39826a6.rlib --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-e5ff81b41e6e80e6.so --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-819172e8adae093f.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-8027b791dd50aad2.rlib --extern if_watch=/opt/rustwide/target/debug/deps/libif_watch-a1cd9b512fbfc32c.rlib --extern ipnet=/opt/rustwide/target/debug/deps/libipnet-61a9bc273e84f915.rlib --extern libpacket=/opt/rustwide/target/debug/deps/liblibpacket-359a63ff9eebddd9.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-4137461bdd4abff4.rlib --extern netsim_embed=/opt/rustwide/target/debug/deps/libnetsim_embed-86b71331f45fcac7.rlib --extern netsim_embed_cli=/opt/rustwide/target/debug/deps/libnetsim_embed_cli-16bf9254bfab1bfb.rlib --extern netsim_embed_core=/opt/rustwide/target/debug/deps/libnetsim_embed_core-1fcb00d087effeb2.rlib --extern netsim_embed_machine=/opt/rustwide/target/debug/deps/libnetsim_embed_machine-afab5195cb3a3fd2.rlib --extern netsim_embed_nat=/opt/rustwide/target/debug/deps/libnetsim_embed_nat-c577738c8f699114.rlib --extern netsim_embed_router=/opt/rustwide/target/debug/deps/libnetsim_embed_router-f295fabec72f8060.rlib --extern udp_socket=/opt/rustwide/target/debug/deps/libudp_socket-ba1577ceaf22fc0d.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1cb9f94440ddbda68c34a83bbb13bbc22529fedb393b755f8d7b289c212be165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cb9f94440ddbda68c34a83bbb13bbc22529fedb393b755f8d7b289c212be165", kill_on_drop: false }`
[INFO] [stdout] 1cb9f94440ddbda68c34a83bbb13bbc22529fedb393b755f8d7b289c212be165