[INFO] cloning repository https://github.com/Shourya742/tcp_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Shourya742/tcp_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShourya742%2Ftcp_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShourya742%2Ftcp_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 363e5e9b99607c3701ad902550aadd86255a6446
[INFO] checking Shourya742/tcp_rust against try#724e78794d2cf06eef820a24c9a4608d63435e1d for pr-149145
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShourya742%2Ftcp_rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Shourya742/tcp_rust
[INFO] finished tweaking git repo https://github.com/Shourya742/tcp_rust
[INFO] tweaked toml for git repo https://github.com/Shourya742/tcp_rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Shourya742/tcp_rust on toolchain 724e78794d2cf06eef820a24c9a4608d63435e1d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+724e78794d2cf06eef820a24c9a4608d63435e1d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Shourya742/tcp_rust 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" "+724e78794d2cf06eef820a24c9a4608d63435e1d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+724e78794d2cf06eef820a24c9a4608d63435e1d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77b96c6ee2dae797a436fc3d142340c4af937c017f4697e4ff1d516fd9700d05
[INFO] running `Command { std: "docker" "start" "-a" "77b96c6ee2dae797a436fc3d142340c4af937c017f4697e4ff1d516fd9700d05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77b96c6ee2dae797a436fc3d142340c4af937c017f4697e4ff1d516fd9700d05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77b96c6ee2dae797a436fc3d142340c4af937c017f4697e4ff1d516fd9700d05", kill_on_drop: false }`
[INFO] [stdout] 77b96c6ee2dae797a436fc3d142340c4af937c017f4697e4ff1d516fd9700d05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+724e78794d2cf06eef820a24c9a4608d63435e1d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5159df7d6421b069015d33a7798ed4c70e102c5c61e03d994069d628963e099
[INFO] running `Command { std: "docker" "start" "-a" "a5159df7d6421b069015d33a7798ed4c70e102c5c61e03d994069d628963e099", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling cc v1.1.30
[INFO] [stderr]     Checking etherparse v0.16.0
[INFO] [stdout] error[E0659]: `NetSlice` is ambiguous
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/etherparse-0.16.0/src/net/net_slice.rs:9:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub use NetSlice as InternetSlice;
[INFO] [stdout]    |         ^^^^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: ambiguous because of a conflict between a name from a glob import and a macro-expanded name in the same module during import or macro resolution
[INFO] [stdout] note: `NetSlice` could refer to the enum defined here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/etherparse-0.16.0/src/net/net_slice.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / pub enum NetSlice<'a> {
[INFO] [stdout] 14 | |     /// The ipv4 header & the decoded extension headers.
[INFO] [stdout] 15 | |     Ipv4(Ipv4Slice<'a>),
[INFO] [stdout] 16 | |     /// The ipv6 header & the decoded extension headers.
[INFO] [stdout] 17 | |     Ipv6(Ipv6Slice<'a>),
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout] note: `NetSlice` could also refer to the enum imported here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/etherparse-0.16.0/src/net/net_slice.rs:1:5
[INFO] [stdout]    |
[INFO] [stdout]  1 | use crate::*;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    = help: consider adding an explicit import of `NetSlice` to disambiguate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking parking_lot_core v0.6.3
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]    Compiling tun-tap v0.1.4
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stdout] For more information about this error, try `rustc --explain E0659`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `etherparse` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "a5159df7d6421b069015d33a7798ed4c70e102c5c61e03d994069d628963e099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5159df7d6421b069015d33a7798ed4c70e102c5c61e03d994069d628963e099", kill_on_drop: false }`
[INFO] [stdout] a5159df7d6421b069015d33a7798ed4c70e102c5c61e03d994069d628963e099