[INFO] fetching crate netsim-embed 0.2.2...
[INFO] checking netsim-embed-0.2.2 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] extracting crate netsim-embed 0.2.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate netsim-embed 0.2.2 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate netsim-embed 0.2.2
[INFO] finished tweaking crates.io crate netsim-embed 0.2.2
[INFO] tweaked toml for crates.io crate netsim-embed 0.2.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate netsim-embed 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 71575dea1caba1b3ac45c1ef9deac711a70473e01831b3c84e95945c5a0595d8
[INFO] running `Command { std: "docker" "start" "-a" "71575dea1caba1b3ac45c1ef9deac711a70473e01831b3c84e95945c5a0595d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71575dea1caba1b3ac45c1ef9deac711a70473e01831b3c84e95945c5a0595d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71575dea1caba1b3ac45c1ef9deac711a70473e01831b3c84e95945c5a0595d8", kill_on_drop: false }`
[INFO] [stdout] 71575dea1caba1b3ac45c1ef9deac711a70473e01831b3c84e95945c5a0595d8
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a45f757b314dfb67f23192867111bd6a3829c16a76b22f203cf7d472955e7dcd
[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" "a45f757b314dfb67f23192867111bd6a3829c16a76b22f203cf7d472955e7dcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]    Compiling signal-hook v0.3.7
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking ioctl-sys v0.7.1
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]    Compiling log v0.3.9
[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 signal-hook-registry v1.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking blocking v1.0.2
[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]     Checking async-process v1.0.2
[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]    Compiling syntex v0.42.2
[INFO] [stderr]     Checking tracing v0.1.25
[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
[INFO] [stderr]     Checking netsim-embed-machine v0.2.1
[INFO] [stderr]    Compiling pnet_packet v0.27.2
[INFO] [stderr]     Checking netsim-embed-router v0.2.0
[INFO] [stderr]     Checking netsim-embed-nat v0.2.0
[INFO] [stderr]     Checking netsim-embed v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `netsim_embed_core::Wire`
[INFO] [stdout]  --> src/lib.rs:6:40
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use netsim_embed_core::{Ipv4Range, Wire};
[INFO] [stdout]   |                                        ^^^^
[INFO] [stdout]   |                                        |
[INFO] [stdout]   |                                        no `Wire` in the root
[INFO] [stdout]   |                                        help: a similar name exists in the module (notice the capitalization): `wire`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `netsim_embed_core::Wire`
[INFO] [stdout]  --> src/lib.rs:6:40
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub use netsim_embed_core::{Ipv4Range, Wire};
[INFO] [stdout]   |                                        ^^^^
[INFO] [stdout]   |                                        |
[INFO] [stdout]   |                                        no `Wire` in the root
[INFO] [stdout]   |                                        help: a similar name exists in the module (notice the capitalization): `wire`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `netsim-embed`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a45f757b314dfb67f23192867111bd6a3829c16a76b22f203cf7d472955e7dcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a45f757b314dfb67f23192867111bd6a3829c16a76b22f203cf7d472955e7dcd", kill_on_drop: false }`
[INFO] [stdout] a45f757b314dfb67f23192867111bd6a3829c16a76b22f203cf7d472955e7dcd