[INFO] cloning repository https://github.com/JohnAndrewPurio/libp2p-ping
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JohnAndrewPurio/libp2p-ping" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnAndrewPurio%2Flibp2p-ping", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnAndrewPurio%2Flibp2p-ping'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 66a6425eaee14b16b4d270a0431212481b57aa6d
[INFO] checking JohnAndrewPurio/libp2p-ping against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnAndrewPurio%2Flibp2p-ping" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JohnAndrewPurio/libp2p-ping
[INFO] finished tweaking git repo https://github.com/JohnAndrewPurio/libp2p-ping
[INFO] tweaked toml for git repo https://github.com/JohnAndrewPurio/libp2p-ping written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JohnAndrewPurio/libp2p-ping on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JohnAndrewPurio/libp2p-ping 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7630a13f86752512ac74b9b9e09ce55ea0b6f6dc0d62ccff3582ae3694d585b7
[INFO] running `Command { std: "docker" "start" "-a" "7630a13f86752512ac74b9b9e09ce55ea0b6f6dc0d62ccff3582ae3694d585b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7630a13f86752512ac74b9b9e09ce55ea0b6f6dc0d62ccff3582ae3694d585b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7630a13f86752512ac74b9b9e09ce55ea0b6f6dc0d62ccff3582ae3694d585b7", kill_on_drop: false }`
[INFO] [stdout] 7630a13f86752512ac74b9b9e09ce55ea0b6f6dc0d62ccff3582ae3694d585b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de37f36a8bfc650064fe051b7dcc832e033dd0f134577c6324110b0fba55c202
[INFO] running `Command { std: "docker" "start" "-a" "de37f36a8bfc650064fe051b7dcc832e033dd0f134577c6324110b0fba55c202", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]    Compiling platforms v3.3.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking unsigned-varint v0.7.2
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling data-encoding v2.5.0
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]     Checking core2 v0.4.0
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]     Checking multihash v0.19.1
[INFO] [stderr]    Compiling curve25519-dalek v4.1.2
[INFO] [stderr]     Checking hkdf v0.12.4
[INFO] [stderr]     Checking quick-protobuf v0.8.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking bs58 v0.5.0
[INFO] [stderr]     Checking base-x v0.2.11
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking unsigned-varint v0.8.0
[INFO] [stderr]    Compiling ring v0.17.7
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]    Compiling snow v0.9.6
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.12
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking data-encoding-macro v0.1.14
[INFO] [stderr]     Checking multibase v0.9.1
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling thiserror-impl v1.0.57
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling pin-project-internal v1.1.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking pin-project v1.1.4
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking thiserror v1.0.57
[INFO] [stderr]     Checking netlink-packet-utils v0.5.2
[INFO] [stderr]     Checking netlink-packet-core v0.4.2
[INFO] [stderr]     Checking netlink-packet-route v0.12.0
[INFO] [stderr]     Checking ed25519-dalek v2.1.1
[INFO] [stderr]     Checking x25519-dalek v2.0.1
[INFO] [stderr]     Checking libp2p-identity v0.2.8
[INFO] [stderr]     Checking multiaddr v0.18.1
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking asynchronous-codec v0.7.0
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking multistream-select v0.13.0
[INFO] [stderr]     Checking rw-stream-sink v0.4.0
[INFO] [stderr]     Checking yamux v0.13.1
[INFO] [stderr]     Checking yamux v0.12.1
[INFO] [stderr]     Checking libp2p-core v0.41.2
[INFO] [stderr]     Checking netlink-sys v0.8.5
[INFO] [stderr]     Checking libp2p-swarm v0.44.1
[INFO] [stderr]     Checking libp2p-noise v0.44.0
[INFO] [stderr]     Checking libp2p-yamux v0.45.1
[INFO] [stderr]     Checking netlink-proto v0.10.0
[INFO] [stderr]     Checking rtnetlink v0.10.1
[INFO] [stderr]     Checking if-watch v3.2.0
[INFO] [stderr]     Checking libp2p-tcp v0.41.0
[INFO] [stderr]     Checking libp2p-connection-limits v0.3.1
[INFO] [stderr]     Checking libp2p-ping v0.44.0
[INFO] [stderr]     Checking libp2p-allow-block-list v0.3.0
[INFO] [stderr]     Checking libp2p v0.53.2
[INFO] [stderr]     Checking libp2p-ping v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, SwarmBuilder<libp2p::builder::phase::provider::Tokio, libp2p::builder::phase::swarm::SwarmPhase<impl libp2p::builder::phase::AuthenticatedMultiplexedTransport, libp2p::libp2p_ping::Behaviour>>>
[INFO] [stdout]   --> src/main.rs:13:21
[INFO] [stdout]    |
[INFO] [stdout] 13 |       let mut swarm = libp2p::SwarmBuilder::with_new_identity()
[INFO] [stdout]    |  _____________________^
[INFO] [stdout] 14 | |         .with_tokio()
[INFO] [stdout] 15 | |         .with_tcp(
[INFO] [stdout] 16 | |             tcp::Config::default(),
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |         )?
[INFO] [stdout] 20 | |         .with_behaviour(|_| ping::Behaviour::default())?
[INFO] [stdout]    | |________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SwarmBuilder<libp2p::builder::phase::provider::Tokio, libp2p::builder::phase::swarm::SwarmPhase<impl libp2p::builder::phase::AuthenticatedMultiplexedTransport, libp2p::libp2p_ping::Behaviour>>, Infallible>
[INFO] [stdout]   --> src/main.rs:13:21
[INFO] [stdout]    |
[INFO] [stdout] 13 |       let mut swarm = libp2p::SwarmBuilder::with_new_identity()
[INFO] [stdout]    |  _____________________^
[INFO] [stdout] 14 | |         .with_tokio()
[INFO] [stdout] 15 | |         .with_tcp(
[INFO] [stdout] 16 | |             tcp::Config::default(),
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |         )?
[INFO] [stdout] 20 | |         .with_behaviour(|_| ping::Behaviour::default())?
[INFO] [stdout]    | |_______________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libp2p-ping` (bin "libp2p-ping" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, SwarmBuilder<libp2p::builder::phase::provider::Tokio, libp2p::builder::phase::swarm::SwarmPhase<impl libp2p::builder::phase::AuthenticatedMultiplexedTransport, libp2p::libp2p_ping::Behaviour>>>
[INFO] [stdout]   --> src/main.rs:13:21
[INFO] [stdout]    |
[INFO] [stdout] 13 |       let mut swarm = libp2p::SwarmBuilder::with_new_identity()
[INFO] [stdout]    |  _____________________^
[INFO] [stdout] 14 | |         .with_tokio()
[INFO] [stdout] 15 | |         .with_tcp(
[INFO] [stdout] 16 | |             tcp::Config::default(),
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |         )?
[INFO] [stdout] 20 | |         .with_behaviour(|_| ping::Behaviour::default())?
[INFO] [stdout]    | |________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SwarmBuilder<libp2p::builder::phase::provider::Tokio, libp2p::builder::phase::swarm::SwarmPhase<impl libp2p::builder::phase::AuthenticatedMultiplexedTransport, libp2p::libp2p_ping::Behaviour>>, Infallible>
[INFO] [stdout]   --> src/main.rs:13:21
[INFO] [stdout]    |
[INFO] [stdout] 13 |       let mut swarm = libp2p::SwarmBuilder::with_new_identity()
[INFO] [stdout]    |  _____________________^
[INFO] [stdout] 14 | |         .with_tokio()
[INFO] [stdout] 15 | |         .with_tcp(
[INFO] [stdout] 16 | |             tcp::Config::default(),
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |         )?
[INFO] [stdout] 20 | |         .with_behaviour(|_| ping::Behaviour::default())?
[INFO] [stdout]    | |_______________________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libp2p-ping` (bin "libp2p-ping") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "de37f36a8bfc650064fe051b7dcc832e033dd0f134577c6324110b0fba55c202", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de37f36a8bfc650064fe051b7dcc832e033dd0f134577c6324110b0fba55c202", kill_on_drop: false }`
[INFO] [stdout] de37f36a8bfc650064fe051b7dcc832e033dd0f134577c6324110b0fba55c202