[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] 397e073a0ceccd7ca982dfeb2d6df4b8f637e42d
[INFO] checking ipfs-rust/netsim-embed against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fipfs-rust%2Fnetsim-embed" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ipfs-rust/netsim-embed on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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-14/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded signal-hook v0.3.7
[INFO] [stderr]   Downloaded udp-socket v0.1.1
[INFO] [stderr]   Downloaded libpacket-core v0.1.0
[INFO] [stderr]   Downloaded libpacket-derive v0.1.0
[INFO] [stderr]   Downloaded libpacket v0.1.0
[INFO] [stderr]   Downloaded ioctl-sys v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76fe5edd8a468cb86f83549d0a307f27a60fac721543b093e08e7aa6504874de
[INFO] running `Command { std: "docker" "start" "-a" "76fe5edd8a468cb86f83549d0a307f27a60fac721543b093e08e7aa6504874de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76fe5edd8a468cb86f83549d0a307f27a60fac721543b093e08e7aa6504874de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76fe5edd8a468cb86f83549d0a307f27a60fac721543b093e08e7aa6504874de", kill_on_drop: false }`
[INFO] [stdout] 76fe5edd8a468cb86f83549d0a307f27a60fac721543b093e08e7aa6504874de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c0934b46bd25e5e9f72b97deaa3d514af7460719427e487592651676e4e8df2
[INFO] running `Command { std: "docker" "start" "-a" "1c0934b46bd25e5e9f72b97deaa3d514af7460719427e487592651676e4e8df2", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.6
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking event-listener v2.5.1
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]     Checking async-task v4.0.3
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking vec-arena v1.1.0
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking libpacket-core v0.1.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling signal-hook v0.3.7
[INFO] [stderr]     Checking ioctl-sys v0.7.1
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking socket2 v0.4.0
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking async-mutex v1.4.0
[INFO] [stderr]     Checking async-lock v2.3.0
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]    Compiling regex v1.5.4
[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 structopt-derive v0.4.14
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking polling v2.0.3
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking async-io v1.4.1
[INFO] [stderr]     Checking libpacket v0.1.0
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]     Checking async-process v1.1.0
[INFO] [stderr]     Checking if-watch v0.2.2
[INFO] [stderr]     Checking udp-socket v0.1.1
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking netsim-embed-core v0.4.1 (/opt/rustwide/workdir/core)
[INFO] [stderr]     Checking netsim-embed-nat v0.4.0 (/opt/rustwide/workdir/nat)
[INFO] [stderr]     Checking netsim-embed-machine v0.4.2 (/opt/rustwide/workdir/machine)
[INFO] [stderr]     Checking netsim-embed-router v0.4.1 (/opt/rustwide/workdir/router)
[INFO] [stderr]     Checking netsim-embed v0.5.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking netsim-embed-cli v0.1.0 (/opt/rustwide/workdir/cli)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.64s
[INFO] running `Command { std: "docker" "inspect" "1c0934b46bd25e5e9f72b97deaa3d514af7460719427e487592651676e4e8df2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c0934b46bd25e5e9f72b97deaa3d514af7460719427e487592651676e4e8df2", kill_on_drop: false }`
[INFO] [stdout] 1c0934b46bd25e5e9f72b97deaa3d514af7460719427e487592651676e4e8df2