[INFO] cloning repository https://github.com/rust-chainblock/blockchain8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-chainblock/blockchain8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-chainblock%2Fblockchain8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-chainblock%2Fblockchain8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6220be51fecf2d0ebebcd3b2ad2531847d0f9d6
[INFO] building rust-chainblock/blockchain8 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-chainblock%2Fblockchain8" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-chainblock/blockchain8 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rust-chainblock/blockchain8
[INFO] finished tweaking git repo https://github.com/rust-chainblock/blockchain8
[INFO] tweaked toml for git repo https://github.com/rust-chainblock/blockchain8 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-chainblock/blockchain8 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c0750ea3826f54e56fb73b88280a7b5b7defe46896bff144ab519d7d5f3311e
[INFO] running `Command { std: "docker" "start" "-a" "1c0750ea3826f54e56fb73b88280a7b5b7defe46896bff144ab519d7d5f3311e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c0750ea3826f54e56fb73b88280a7b5b7defe46896bff144ab519d7d5f3311e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c0750ea3826f54e56fb73b88280a7b5b7defe46896bff144ab519d7d5f3311e", kill_on_drop: false }`
[INFO] [stdout] 1c0750ea3826f54e56fb73b88280a7b5b7defe46896bff144ab519d7d5f3311e
[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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d220874b643175ce487dca69fcf4ee50ef91478222f7dadfe6a8ba6ff3613047
[INFO] running `Command { std: "docker" "start" "-a" "d220874b643175ce487dca69fcf4ee50ef91478222f7dadfe6a8ba6ff3613047", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.122
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `transaction_data` is never read
[INFO] [stdout]   --> src/block/../transaction.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Transaction {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 10 |     pub transaction_data: TransactionData,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Transaction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `transaction_data` is never read
[INFO] [stdout]   --> src/transaction.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Transaction {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 10 |     pub transaction_data: TransactionData,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Transaction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.27s
[INFO] running `Command { std: "docker" "inspect" "d220874b643175ce487dca69fcf4ee50ef91478222f7dadfe6a8ba6ff3613047", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d220874b643175ce487dca69fcf4ee50ef91478222f7dadfe6a8ba6ff3613047", kill_on_drop: false }`
[INFO] [stdout] d220874b643175ce487dca69fcf4ee50ef91478222f7dadfe6a8ba6ff3613047
[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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7f8f385d9a9b89d1824a6b29481e5d45beed267e9161df4b3bee69486d4e741
[INFO] running `Command { std: "docker" "start" "-a" "e7f8f385d9a9b89d1824a6b29481e5d45beed267e9161df4b3bee69486d4e741", kill_on_drop: false }`
[INFO] [stderr]    Compiling blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `transaction_data` is never read
[INFO] [stdout]   --> src/block/../transaction.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Transaction {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 10 |     pub transaction_data: TransactionData,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Transaction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `transaction_data` is never read
[INFO] [stdout]   --> src/transaction.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub struct Transaction {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 10 |     pub transaction_data: TransactionData,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Transaction` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "e7f8f385d9a9b89d1824a6b29481e5d45beed267e9161df4b3bee69486d4e741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7f8f385d9a9b89d1824a6b29481e5d45beed267e9161df4b3bee69486d4e741", kill_on_drop: false }`
[INFO] [stdout] e7f8f385d9a9b89d1824a6b29481e5d45beed267e9161df4b3bee69486d4e741