[INFO] cloning repository https://github.com/mohammadrajabraza/unsafe-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mohammadrajabraza/unsafe-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmohammadrajabraza%2Funsafe-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmohammadrajabraza%2Funsafe-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a2916ce556863f8ae0b8b37fbe0f892eb9020567
[INFO] checking mohammadrajabraza/unsafe-rust against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmohammadrajabraza%2Funsafe-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mohammadrajabraza/unsafe-rust on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mohammadrajabraza/unsafe-rust
[INFO] finished tweaking git repo https://github.com/mohammadrajabraza/unsafe-rust
[INFO] tweaked toml for git repo https://github.com/mohammadrajabraza/unsafe-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/mohammadrajabraza/unsafe-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29ce4f120c590eecb5f5de7ea7cc9ea5c3fae43a55b62183b6157b074901dbd8
[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" "29ce4f120c590eecb5f5de7ea7cc9ea5c3fae43a55b62183b6157b074901dbd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29ce4f120c590eecb5f5de7ea7cc9ea5c3fae43a55b62183b6157b074901dbd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29ce4f120c590eecb5f5de7ea7cc9ea5c3fae43a55b62183b6157b074901dbd8", kill_on_drop: false }`
[INFO] [stdout] 29ce4f120c590eecb5f5de7ea7cc9ea5c3fae43a55b62183b6157b074901dbd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1bf06bdd2a6ae249b5d09c46b95b2e747f23e0db71814723ee70eb95b858dc76
[INFO] running `Command { std: "docker" "start" "-a" "1bf06bdd2a6ae249b5d09c46b95b2e747f23e0db71814723ee70eb95b858dc76", kill_on_drop: false }`
[INFO] [stderr]     Checking unsafe-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `CONNECTION_STRING`
[INFO] [stdout]  --> src/mutable_static_variables.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | const CONNECTION_STRING : &str = "postgres://rajabraza:password@localhost/web_site";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CONNECTION_STRING`
[INFO] [stdout]  --> src/mutable_static_variables.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | const CONNECTION_STRING : &str = "postgres://rajabraza:password@localhost/web_site";
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]   --> src/raw_pointers.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |     let address = 0x01234abcusize;
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]   --> src/raw_pointers.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |     let address = 0x01234abcusize;
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1bf06bdd2a6ae249b5d09c46b95b2e747f23e0db71814723ee70eb95b858dc76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bf06bdd2a6ae249b5d09c46b95b2e747f23e0db71814723ee70eb95b858dc76", kill_on_drop: false }`
[INFO] [stdout] 1bf06bdd2a6ae249b5d09c46b95b2e747f23e0db71814723ee70eb95b858dc76