[INFO] cloning repository https://github.com/shenferhat/blockchain-poc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shenferhat/blockchain-poc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshenferhat%2Fblockchain-poc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshenferhat%2Fblockchain-poc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 13018f6bd394121c2c4e341d82fc7103f26a32cb
[INFO] checking shenferhat/blockchain-poc against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshenferhat%2Fblockchain-poc" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shenferhat/blockchain-poc on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shenferhat/blockchain-poc
[INFO] finished tweaking git repo https://github.com/shenferhat/blockchain-poc
[INFO] tweaked toml for git repo https://github.com/shenferhat/blockchain-poc written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/shenferhat/blockchain-poc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5932c67e0793011afab60af3a894c8c7ec4a143924b69fa5af5d290de52dd6ed
[INFO] running `Command { std: "docker" "start" "-a" "5932c67e0793011afab60af3a894c8c7ec4a143924b69fa5af5d290de52dd6ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5932c67e0793011afab60af3a894c8c7ec4a143924b69fa5af5d290de52dd6ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5932c67e0793011afab60af3a894c8c7ec4a143924b69fa5af5d290de52dd6ed", kill_on_drop: false }`
[INFO] [stdout] 5932c67e0793011afab60af3a894c8c7ec4a143924b69fa5af5d290de52dd6ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7883a5bb8743ace10366b5c9cf9d554856ba9440205878c5becdbeee220d37ed
[INFO] running `Command { std: "docker" "start" "-a" "7883a5bb8743ace10366b5c9cf9d554856ba9440205878c5becdbeee220d37ed", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking avalanche v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/node.rs (1 fix)
[INFO] [stderr]        Fixed src/main.rs (3 fixes)
[INFO] [stderr]        Fixed src/transaction.rs (1 fix)
[INFO] [stderr]        Fixed src/block.rs (1 fix)
[INFO] [stdout] warning: value assigned to `block1` is never read
[INFO] [stdout]   --> src/main.rs:32:11
[INFO] [stdout]    |
[INFO] [stdout] 32 |   let mut block1 = node1.create_new_block_with_transaction(genesis_block.transaction.clone(), 0);
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `block1` is never read
[INFO] [stdout]   --> src/main.rs:32:11
[INFO] [stdout]    |
[INFO] [stdout] 32 |   let mut block1 = node1.create_new_block_with_transaction(genesis_block.transaction.clone(), 0);
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.61s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking avalanche v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: value assigned to `block1` is never read
[INFO] [stdout]   --> src/main.rs:32:11
[INFO] [stdout]    |
[INFO] [stdout] 32 |   let mut block1 = node1.create_new_block_with_transaction(genesis_block.transaction.clone(), 0);
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `block1` is never read
[INFO] [stdout]   --> src/main.rs:32:11
[INFO] [stdout]    |
[INFO] [stdout] 32 |   let mut block1 = node1.create_new_block_with_transaction(genesis_block.transaction.clone(), 0);
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[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 [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "7883a5bb8743ace10366b5c9cf9d554856ba9440205878c5becdbeee220d37ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7883a5bb8743ace10366b5c9cf9d554856ba9440205878c5becdbeee220d37ed", kill_on_drop: false }`
[INFO] [stdout] 7883a5bb8743ace10366b5c9cf9d554856ba9440205878c5becdbeee220d37ed