[INFO] cloning repository https://github.com/dmitri-mamrukov/blockchain-in-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dmitri-mamrukov/blockchain-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmitri-mamrukov%2Fblockchain-in-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmitri-mamrukov%2Fblockchain-in-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5ace3503fa46b107884d56dd224f8869ec41f153
[INFO] checking dmitri-mamrukov/blockchain-in-rust against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmitri-mamrukov%2Fblockchain-in-rust" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dmitri-mamrukov/blockchain-in-rust on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dmitri-mamrukov/blockchain-in-rust
[INFO] finished tweaking git repo https://github.com/dmitri-mamrukov/blockchain-in-rust
[INFO] tweaked toml for git repo https://github.com/dmitri-mamrukov/blockchain-in-rust written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/dmitri-mamrukov/blockchain-in-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae371c6f63e8986e78092fafffe774a1bb23d9b97d69b14f0739ee1bd29b49f3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ae371c6f63e8986e78092fafffe774a1bb23d9b97d69b14f0739ee1bd29b49f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae371c6f63e8986e78092fafffe774a1bb23d9b97d69b14f0739ee1bd29b49f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae371c6f63e8986e78092fafffe774a1bb23d9b97d69b14f0739ee1bd29b49f3", kill_on_drop: false }`
[INFO] [stdout] ae371c6f63e8986e78092fafffe774a1bb23d9b97d69b14f0739ee1bd29b49f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e7c441b8897d41b9b572ffe75a0a03e97b4d2829e3fae69ced07abc2abf902c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5e7c441b8897d41b9b572ffe75a0a03e97b4d2829e3fae69ced07abc2abf902c", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.30
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling openssl v0.10.19
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling openssl-sys v0.9.42
[INFO] [stderr]     Checking crypto-hash v0.3.3
[INFO] [stderr]     Checking blockchain_in_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.64s
[INFO] running `Command { std: "docker" "inspect" "5e7c441b8897d41b9b572ffe75a0a03e97b4d2829e3fae69ced07abc2abf902c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e7c441b8897d41b9b572ffe75a0a03e97b4d2829e3fae69ced07abc2abf902c", kill_on_drop: false }`
[INFO] [stdout] 5e7c441b8897d41b9b572ffe75a0a03e97b4d2829e3fae69ced07abc2abf902c