[INFO] updating cached repository https://github.com/angel-afonso/blockchainrs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/angel-afonso/blockchainrs
[INFO] [stderr]  * [new branch]      basic-main-functions -> basic-main-functions
[INFO] [stderr]  * [new branch]      basic-sctructures    -> basic-sctructures
[INFO] [stderr]    d23854b..43ff4a6  master               -> master
[INFO] [stderr]  * [new branch]      old_implementation   -> old_implementation
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 43ff4a676fd24e9a157aa20bbdfc22a653f159d9
[INFO] checking angel-afonso/blockchainrs against master#3dbade652ed8ebac70f903e01f51cd92c4e4302c for pr-69741
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fangel-afonso%2Fblockchainrs" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/angel-afonso/blockchainrs on toolchain 3dbade652ed8ebac70f903e01f51cd92c4e4302c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/angel-afonso/blockchainrs
[INFO] finished tweaking git repo https://github.com/angel-afonso/blockchainrs
[INFO] tweaked toml for git repo https://github.com/angel-afonso/blockchainrs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/mozilla/rkv`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+3dbade652ed8ebac70f903e01f51cd92c4e4302c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 14aa780214a7cd7b66baf3140e6d0f9516b228a969780e6b34d645dca93f5a29
[INFO] running `"docker" "start" "-a" "14aa780214a7cd7b66baf3140e6d0f9516b228a969780e6b34d645dca93f5a29"`
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking id-arena v2.2.1
[INFO] [stderr]    Compiling lmdb-rkv-sys v0.11.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]     Checking lmdb-rkv v0.14.0
[INFO] [stderr]     Checking failure v0.1.7
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking rkv v0.11.1 (https://github.com/mozilla/rkv?branch=safe-mode#e3c3388e)
[INFO] [stderr]     Checking blockchainrs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused imports: `Manager`, `Rkv`, `SingleStore`, `StoreOptions`, `Value`
[INFO] [stderr]  --> src/main.rs:6:11
[INFO] [stderr]   |
[INFO] [stderr] 6 | use rkv::{Manager, Rkv, SingleStore, StoreOptions, Value};
[INFO] [stderr]   |           ^^^^^^^  ^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Manager`, `Rkv`, `SingleStore`, `StoreOptions`, `Value`
[INFO] [stderr]  --> src/main.rs:6:11
[INFO] [stderr]   |
[INFO] [stderr] 6 | use rkv::{Manager, Rkv, SingleStore, StoreOptions, Value};
[INFO] [stderr]   |           ^^^^^^^  ^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.15s
[INFO] running `"docker" "inspect" "14aa780214a7cd7b66baf3140e6d0f9516b228a969780e6b34d645dca93f5a29"`
[INFO] running `"docker" "rm" "-f" "14aa780214a7cd7b66baf3140e6d0f9516b228a969780e6b34d645dca93f5a29"`
[INFO] [stdout] 14aa780214a7cd7b66baf3140e6d0f9516b228a969780e6b34d645dca93f5a29