[INFO] cloning repository https://github.com/dfacko/bitcoin_handshake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dfacko/bitcoin_handshake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdfacko%2Fbitcoin_handshake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdfacko%2Fbitcoin_handshake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 75e13d37b2d0f119e34007b1fac4532d67cb0ef3
[INFO] building dfacko/bitcoin_handshake against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdfacko%2Fbitcoin_handshake" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dfacko/bitcoin_handshake on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dfacko/bitcoin_handshake
[INFO] finished tweaking git repo https://github.com/dfacko/bitcoin_handshake
[INFO] tweaked toml for git repo https://github.com/dfacko/bitcoin_handshake written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dfacko/bitcoin_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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitcoin-io v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6763436e3ba5d3b5b2cf7ccc9796dbd0edc5615453c2961ac0c9c093acc9b026
[INFO] running `Command { std: "docker" "start" "-a" "6763436e3ba5d3b5b2cf7ccc9796dbd0edc5615453c2961ac0c9c093acc9b026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6763436e3ba5d3b5b2cf7ccc9796dbd0edc5615453c2961ac0c9c093acc9b026", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6763436e3ba5d3b5b2cf7ccc9796dbd0edc5615453c2961ac0c9c093acc9b026", kill_on_drop: false }`
[INFO] [stdout] 6763436e3ba5d3b5b2cf7ccc9796dbd0edc5615453c2961ac0c9c093acc9b026
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b4f429ce7936a05fa82ec75b0517e32e083e802d03fd12f42324cbbcb5406f9
[INFO] running `Command { std: "docker" "start" "-a" "6b4f429ce7936a05fa82ec75b0517e32e083e802d03fd12f42324cbbcb5406f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling arrayvec v0.7.4
[INFO] [stderr]    Compiling bytes v1.6.0
[INFO] [stderr]    Compiling bitcoin-io v0.1.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling hex-conservative v0.2.1
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling bitcoin_hashes v0.14.0
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling mio v0.8.11
[INFO] [stderr]    Compiling socket2 v0.5.7
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling syn v2.0.68
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]    Compiling tokio v1.38.0
[INFO] [stderr]    Compiling bitcoin_handshake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.75s
[INFO] running `Command { std: "docker" "inspect" "6b4f429ce7936a05fa82ec75b0517e32e083e802d03fd12f42324cbbcb5406f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b4f429ce7936a05fa82ec75b0517e32e083e802d03fd12f42324cbbcb5406f9", kill_on_drop: false }`
[INFO] [stdout] 6b4f429ce7936a05fa82ec75b0517e32e083e802d03fd12f42324cbbcb5406f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62b58e51a66058aad1a8346b6113f96323f7dcc0f1e79b26f0e2d90a12e03adb
[INFO] running `Command { std: "docker" "start" "-a" "62b58e51a66058aad1a8346b6113f96323f7dcc0f1e79b26f0e2d90a12e03adb", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitcoin_handshake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "62b58e51a66058aad1a8346b6113f96323f7dcc0f1e79b26f0e2d90a12e03adb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62b58e51a66058aad1a8346b6113f96323f7dcc0f1e79b26f0e2d90a12e03adb", kill_on_drop: false }`
[INFO] [stdout] 62b58e51a66058aad1a8346b6113f96323f7dcc0f1e79b26f0e2d90a12e03adb