[INFO] fetching crate netsim-embed 0.8.0...
[INFO] checking netsim-embed-0.8.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate netsim-embed 0.8.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate netsim-embed 0.8.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate netsim-embed 0.8.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate netsim-embed 0.8.0
[INFO] tweaked toml for crates.io crate netsim-embed 0.8.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate netsim-embed 0.8.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-io v0.3.25
[INFO] [stderr]   Downloaded async-io v1.12.0
[INFO] [stderr]   Downloaded async-lock v2.6.0
[INFO] [stderr]   Downloaded concurrent-queue v2.0.0
[INFO] [stderr]   Downloaded futures v0.3.25
[INFO] [stderr]   Downloaded async-executor v1.5.0
[INFO] [stderr]   Downloaded net2 v0.2.38
[INFO] [stderr]   Downloaded io-lifetimes v1.0.2
[INFO] [stderr]   Downloaded libpacket-core v0.1.0
[INFO] [stderr]   Downloaded async-trait v0.1.58
[INFO] [stderr]   Downloaded rustix v0.36.3
[INFO] [stderr]   Downloaded netsim-embed-nat v0.4.1
[INFO] [stderr]   Downloaded polling v2.5.0
[INFO] [stderr]   Downloaded if-addrs-sys v0.3.2
[INFO] [stderr]   Downloaded if-addrs v0.6.7
[INFO] [stderr]   Downloaded if-watch v0.2.2
[INFO] [stderr]   Downloaded clap v4.0.27
[INFO] [stderr]   Downloaded libpacket v0.1.2
[INFO] [stderr]   Downloaded ipc-channel v0.16.0
[INFO] [stderr]   Downloaded ipnet v2.5.1
[INFO] [stderr]   Downloaded is-terminal v0.4.0
[INFO] [stderr]   Downloaded libtest-mimic v0.6.0
[INFO] [stderr]   Downloaded async-process v1.6.0
[INFO] [stderr]   Downloaded ioctl-sys v0.7.1
[INFO] [stderr]   Downloaded futures-executor v0.3.25
[INFO] [stderr]   Downloaded futures-macro v0.3.25
[INFO] [stderr]   Downloaded libpacket-derive v0.1.1
[INFO] [stderr]   Downloaded blocking v1.3.0
[INFO] [stderr]   Downloaded udp-socket v0.1.5
[INFO] [stderr]   Downloaded netsim-embed-core v0.4.2
[INFO] [stderr]   Downloaded netsim-embed-macros v0.1.0
[INFO] [stderr]   Downloaded netsim-embed-router v0.4.5
[INFO] [stderr]   Downloaded netsim-embed-machine v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47e7c1e4e2a4c744f0e07fd3a4329a5c03b7de21daad2e559fb5d28fae7c0ab3
[INFO] running `Command { std: "docker" "start" "-a" "47e7c1e4e2a4c744f0e07fd3a4329a5c03b7de21daad2e559fb5d28fae7c0ab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47e7c1e4e2a4c744f0e07fd3a4329a5c03b7de21daad2e559fb5d28fae7c0ab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47e7c1e4e2a4c744f0e07fd3a4329a5c03b7de21daad2e559fb5d28fae7c0ab3", kill_on_drop: false }`
[INFO] [stdout] 47e7c1e4e2a4c744f0e07fd3a4329a5c03b7de21daad2e559fb5d28fae7c0ab3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a4633977b96249694c58bfe1e612cc7038dd96145368ae5279a70af8a9de164
[INFO] running `Command { std: "docker" "start" "-a" "0a4633977b96249694c58bfe1e612cc7038dd96145368ae5279a70af8a9de164", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling syn v1.0.104
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking event-listener v2.5.3
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.9
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]    Compiling polling v2.5.0
[INFO] [stderr]     Checking crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling async-io v1.12.0
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking async-task v4.3.0
[INFO] [stderr]     Checking concurrent-queue v1.2.4
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]     Checking concurrent-queue v2.0.0
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]     Checking async-channel v1.7.1
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]     Checking libpacket-core v0.1.0
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling async-process v1.6.0
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]    Compiling anyhow v1.0.66
[INFO] [stderr]    Compiling async-trait v0.1.58
[INFO] [stderr]     Checking ioctl-sys v0.7.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]     Checking ipnet v2.5.1
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0a4633977b96249694c58bfe1e612cc7038dd96145368ae5279a70af8a9de164", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a4633977b96249694c58bfe1e612cc7038dd96145368ae5279a70af8a9de164", kill_on_drop: false }`
[INFO] [stdout] 0a4633977b96249694c58bfe1e612cc7038dd96145368ae5279a70af8a9de164
