[INFO] cloning repository https://github.com/codeTIT4N/rust-blockchain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/codeTIT4N/rust-blockchain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcodeTIT4N%2Frust-blockchain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcodeTIT4N%2Frust-blockchain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e55f82f0c842b0ee81271fe3bdc636ffc85d756d
[INFO] checking codeTIT4N/rust-blockchain against try#95813608313bff49cfc1afc393a946a3c085b772 for pr-148946
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcodeTIT4N%2Frust-blockchain" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/codeTIT4N/rust-blockchain
[INFO] finished tweaking git repo https://github.com/codeTIT4N/rust-blockchain
[INFO] tweaked toml for git repo https://github.com/codeTIT4N/rust-blockchain written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/codeTIT4N/rust-blockchain on toolchain 95813608313bff49cfc1afc393a946a3c085b772
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/codeTIT4N/rust-blockchain 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" "+95813608313bff49cfc1afc393a946a3c085b772" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking codeTIT4N/rust-blockchain against try#95813608313bff49cfc1afc393a946a3c085b772 for pr-148946
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FcodeTIT4N%2Frust-blockchain" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/codeTIT4N/rust-blockchain
[INFO] finished tweaking git repo https://github.com/codeTIT4N/rust-blockchain
[INFO] tweaked toml for git repo https://github.com/codeTIT4N/rust-blockchain written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/codeTIT4N/rust-blockchain on toolchain 95813608313bff49cfc1afc393a946a3c085b772
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/codeTIT4N/rust-blockchain 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" "+95813608313bff49cfc1afc393a946a3c085b772" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crypto-hash v0.3.4
[INFO] [stderr]   Downloaded openssl-sys v0.9.72
[INFO] [stderr]   Downloaded hex v0.3.2
[INFO] [stderr]   Downloaded commoncrypto-sys v0.2.0
[INFO] [stderr]   Downloaded commoncrypto v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+95813608313bff49cfc1afc393a946a3c085b772" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a855a6e32aaf2aaa88a281fb6036450d505e0806b899baa2f991dafb836838a
[INFO] running `Command { std: "docker" "start" "-a" "7a855a6e32aaf2aaa88a281fb6036450d505e0806b899baa2f991dafb836838a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a855a6e32aaf2aaa88a281fb6036450d505e0806b899baa2f991dafb836838a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a855a6e32aaf2aaa88a281fb6036450d505e0806b899baa2f991dafb836838a", kill_on_drop: false }`
[INFO] [stdout] 7a855a6e32aaf2aaa88a281fb6036450d505e0806b899baa2f991dafb836838a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+95813608313bff49cfc1afc393a946a3c085b772" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcb95a3ea1aa2a963044bf2b84e773b4114dd90d2588cbe5f4a1c018ce972e68
[INFO] running `Command { std: "docker" "start" "-a" "fcb95a3ea1aa2a963044bf2b84e773b4114dd90d2588cbe5f4a1c018ce972e68", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]     Checking rust-blockchain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0412]: cannot find type `BlockHash` in this scope
[INFO] [stdout]  --> src/block.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub hash: BlockHash,
[INFO] [stdout]   |               ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BlockHash` in this scope
[INFO] [stdout]  --> src/block.rs:9:26
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub prev_block_hash: BlockHash,
[INFO] [stdout]   |                          ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BlockHash` in this scope
[INFO] [stdout]   --> src/block.rs:33:26
[INFO] [stdout]    |
[INFO] [stdout] 33 |         prev_block_hash: BlockHash,
[INFO] [stdout]    |                          ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BlockHash` in this scope
[INFO] [stdout]   --> src/block.rs:77:32
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn check_difficulty(hash: &BlockHash, difficulty: u128) -> bool {
[INFO] [stdout]    |                                ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BlockHash` in this scope
[INFO] [stdout]  --> src/block.rs:8:15
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub hash: BlockHash,
[INFO] [stdout]   |               ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BlockHash` in this scope
[INFO] [stdout]  --> src/block.rs:9:26
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub prev_block_hash: BlockHash,
[INFO] [stdout]   |                          ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BlockHash` in this scope
[INFO] [stdout]   --> src/block.rs:33:26
[INFO] [stdout]    |
[INFO] [stdout] 33 |         prev_block_hash: BlockHash,
[INFO] [stdout]    |                          ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `BlockHash` in this scope
[INFO] [stdout]   --> src/block.rs:77:32
[INFO] [stdout]    |
[INFO] [stdout] 77 | pub fn check_difficulty(hash: &BlockHash, difficulty: u128) -> bool {
[INFO] [stdout]    |                                ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-blockchain` (lib test) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rust-blockchain` (lib) due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "fcb95a3ea1aa2a963044bf2b84e773b4114dd90d2588cbe5f4a1c018ce972e68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcb95a3ea1aa2a963044bf2b84e773b4114dd90d2588cbe5f4a1c018ce972e68", kill_on_drop: false }`
[INFO] [stdout] fcb95a3ea1aa2a963044bf2b84e773b4114dd90d2588cbe5f4a1c018ce972e68