[INFO] cloning repository https://github.com/atomicdomb/p2p_handshake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/atomicdomb/p2p_handshake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatomicdomb%2Fp2p_handshake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatomicdomb%2Fp2p_handshake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce8ef4236e3a64c04da2b168581a5181eb80782f
[INFO] checking atomicdomb/p2p_handshake against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatomicdomb%2Fp2p_handshake" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/atomicdomb/p2p_handshake on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/atomicdomb/p2p_handshake
[INFO] finished tweaking git repo https://github.com/atomicdomb/p2p_handshake
[INFO] tweaked toml for git repo https://github.com/atomicdomb/p2p_handshake written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/atomicdomb/p2p_handshake 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] [stderr]   Downloaded concat-kdf v0.1.0
[INFO] [stderr]   Downloaded secp256k1 v0.27.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 875c9781ebbee887e68ed53a0bbf29f41e2d3972ca9e33cb41336f997ad1eaf1
[INFO] running `Command { std: "docker" "start" "-a" "875c9781ebbee887e68ed53a0bbf29f41e2d3972ca9e33cb41336f997ad1eaf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "875c9781ebbee887e68ed53a0bbf29f41e2d3972ca9e33cb41336f997ad1eaf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "875c9781ebbee887e68ed53a0bbf29f41e2d3972ca9e33cb41336f997ad1eaf1", kill_on_drop: false }`
[INFO] [stdout] 875c9781ebbee887e68ed53a0bbf29f41e2d3972ca9e33cb41336f997ad1eaf1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96993bc40235f93592b0d7c35d5254ded8d35e555d5369d2a8d9d5f7e230b325
[INFO] running `Command { std: "docker" "start" "-a" "96993bc40235f93592b0d7c35d5254ded8d35e555d5369d2a8d9d5f7e230b325", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking keccak v0.1.5
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]     Checking rlp v0.5.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking impl-rlp v0.3.0
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]    Compiling secp256k1-sys v0.8.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking concat-kdf v0.1.0
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking impl-serde v0.4.0
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]     Checking primitive-types v0.12.2
[INFO] [stderr]     Checking ethbloom v0.13.0
[INFO] [stderr]     Checking ethereum-types v0.14.1
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking secp256k1 v0.27.0
[INFO] [stderr]     Checking eiger_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `addr_from` and `user_agent` are never read
[INFO] [stdout]    --> src/bitcoin_handshake.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 173 | pub struct Version {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub addr_from: SocketAddrV4,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 179 |     pub nonce: u64,
[INFO] [stdout] 180 |     pub user_agent: String,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Version` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `addr_from` and `user_agent` are never read
[INFO] [stdout]    --> src/bitcoin_handshake.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 173 | pub struct Version {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub addr_from: SocketAddrV4,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 179 |     pub nonce: u64,
[INFO] [stdout] 180 |     pub user_agent: String,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Version` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.47s
[INFO] running `Command { std: "docker" "inspect" "96993bc40235f93592b0d7c35d5254ded8d35e555d5369d2a8d9d5f7e230b325", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96993bc40235f93592b0d7c35d5254ded8d35e555d5369d2a8d9d5f7e230b325", kill_on_drop: false }`
[INFO] [stdout] 96993bc40235f93592b0d7c35d5254ded8d35e555d5369d2a8d9d5f7e230b325
[INFO] checking atomicdomb/p2p_handshake against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fatomicdomb%2Fp2p_handshake" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/atomicdomb/p2p_handshake on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/atomicdomb/p2p_handshake
[INFO] finished tweaking git repo https://github.com/atomicdomb/p2p_handshake
[INFO] tweaked toml for git repo https://github.com/atomicdomb/p2p_handshake written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/atomicdomb/p2p_handshake 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97e2822d23f2dc3a719dd9441bbca9f6424407b85311dae02289720131923321
[INFO] running `Command { std: "docker" "start" "-a" "97e2822d23f2dc3a719dd9441bbca9f6424407b85311dae02289720131923321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97e2822d23f2dc3a719dd9441bbca9f6424407b85311dae02289720131923321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97e2822d23f2dc3a719dd9441bbca9f6424407b85311dae02289720131923321", kill_on_drop: false }`
[INFO] [stdout] 97e2822d23f2dc3a719dd9441bbca9f6424407b85311dae02289720131923321
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3859319dcc8d8cf6da956d713302f29bec7f57cd98527ceec609e9b59997d68
[INFO] running `Command { std: "docker" "start" "-a" "e3859319dcc8d8cf6da956d713302f29bec7f57cd98527ceec609e9b59997d68", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking keccak v0.1.5
[INFO] [stderr]     Checking uint v0.9.5
[INFO] [stderr]     Checking rlp v0.5.2
[INFO] [stderr]     Checking impl-rlp v0.3.0
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling secp256k1-sys v0.8.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking fixed-hash v0.8.0
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking concat-kdf v0.1.0
[INFO] [stderr]     Checking sha3 v0.10.8
[INFO] [stderr]     Checking impl-serde v0.4.0
[INFO] [stderr]     Checking primitive-types v0.12.2
[INFO] [stderr]     Checking ethbloom v0.13.0
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking ethereum-types v0.14.1
[INFO] [stderr]     Checking secp256k1 v0.27.0
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking eiger_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `addr_from` and `user_agent` are never read
[INFO] [stdout]    --> src/bitcoin_handshake.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 173 | pub struct Version {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub addr_from: SocketAddrV4,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 179 |     pub nonce: u64,
[INFO] [stdout] 180 |     pub user_agent: String,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Version` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `addr_from` and `user_agent` are never read
[INFO] [stdout]    --> src/bitcoin_handshake.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 173 | pub struct Version {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 178 |     pub addr_from: SocketAddrV4,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 179 |     pub nonce: u64,
[INFO] [stdout] 180 |     pub user_agent: String,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Version` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.66s
[INFO] running `Command { std: "docker" "inspect" "e3859319dcc8d8cf6da956d713302f29bec7f57cd98527ceec609e9b59997d68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3859319dcc8d8cf6da956d713302f29bec7f57cd98527ceec609e9b59997d68", kill_on_drop: false }`
[INFO] [stdout] e3859319dcc8d8cf6da956d713302f29bec7f57cd98527ceec609e9b59997d68