[INFO] fetching crate rust_storage_interface_library 0.1.30...
[INFO] testing rust_storage_interface_library-0.1.30 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate rust_storage_interface_library 0.1.30 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rust_storage_interface_library 0.1.30 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_storage_interface_library 0.1.30
[INFO] finished tweaking crates.io crate rust_storage_interface_library 0.1.30
[INFO] tweaked toml for crates.io crate rust_storage_interface_library 0.1.30 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serialize_deserialize_u8_i32 v0.1.34
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75a498bc7d2bb41084dec79686461dbe58f478ef9f9c1914fd7f2360a19532bf
[INFO] running `Command { std: "docker" "start" "-a" "75a498bc7d2bb41084dec79686461dbe58f478ef9f9c1914fd7f2360a19532bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75a498bc7d2bb41084dec79686461dbe58f478ef9f9c1914fd7f2360a19532bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75a498bc7d2bb41084dec79686461dbe58f478ef9f9c1914fd7f2360a19532bf", kill_on_drop: false }`
[INFO] [stdout] 75a498bc7d2bb41084dec79686461dbe58f478ef9f9c1914fd7f2360a19532bf
[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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71fabbcaa2d774e12ce276c0a184fab3e87e9e4bbf6fe88780133107efb01121
[INFO] running `Command { std: "docker" "start" "-a" "71fabbcaa2d774e12ce276c0a184fab3e87e9e4bbf6fe88780133107efb01121", kill_on_drop: false }`
[INFO] [stderr]    Compiling serialize_deserialize_u8_i32 v0.1.34
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling rust_storage_interface_library v0.1.30 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]   --> src/lib.rs:70:21
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]   --> src/lib.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]    --> src/lib.rs:125:21
[INFO] [stdout]     |
[INFO] [stdout] 125 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]    --> src/lib.rs:152:21
[INFO] [stdout]     |
[INFO] [stdout] 152 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]    --> src/lib.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]    --> src/lib.rs:206:21
[INFO] [stdout]     |
[INFO] [stdout] 206 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]    --> src/lib.rs:233:21
[INFO] [stdout]     |
[INFO] [stdout] 233 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]    --> src/lib.rs:260:21
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]    --> src/lib.rs:291:21
[INFO] [stdout]     |
[INFO] [stdout] 291 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]    --> src/lib.rs:313:21
[INFO] [stdout]     |
[INFO] [stdout] 313 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_c_string_2`
[INFO] [stdout]    --> src/lib.rs:445:17
[INFO] [stdout]     |
[INFO] [stdout] 445 |             let var_c_string_2: CString = unsafe { CString::from_raw(ptr_c_string) };
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_c_string_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_c_string_2`
[INFO] [stdout]    --> src/lib.rs:473:17
[INFO] [stdout]     |
[INFO] [stdout] 473 |             let var_c_string_2: CString = unsafe { CString::from_raw(ptr_c_string) };
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_c_string_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.18s
[INFO] running `Command { std: "docker" "inspect" "71fabbcaa2d774e12ce276c0a184fab3e87e9e4bbf6fe88780133107efb01121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71fabbcaa2d774e12ce276c0a184fab3e87e9e4bbf6fe88780133107efb01121", kill_on_drop: false }`
[INFO] [stdout] 71fabbcaa2d774e12ce276c0a184fab3e87e9e4bbf6fe88780133107efb01121
[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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 254a2728faeecf8421d6643c56b008263707eda8a9b0a8ce700154081c2dc621
[INFO] running `Command { std: "docker" "start" "-a" "254a2728faeecf8421d6643c56b008263707eda8a9b0a8ce700154081c2dc621", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_storage_interface_library v0.1.30 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]   --> src/lib.rs:70:21
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]   --> src/lib.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]    --> src/lib.rs:125:21
[INFO] [stdout]     |
[INFO] [stdout] 125 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]    --> src/lib.rs:152:21
[INFO] [stdout]     |
[INFO] [stdout] 152 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]    --> src/lib.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]    --> src/lib.rs:206:21
[INFO] [stdout]     |
[INFO] [stdout] 206 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]    --> src/lib.rs:233:21
[INFO] [stdout]     |
[INFO] [stdout] 233 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]    --> src/lib.rs:260:21
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]    --> src/lib.rs:291:21
[INFO] [stdout]     |
[INFO] [stdout] 291 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]    --> src/lib.rs:313:21
[INFO] [stdout]     |
[INFO] [stdout] 313 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_c_string_2`
[INFO] [stdout]    --> src/lib.rs:445:17
[INFO] [stdout]     |
[INFO] [stdout] 445 |             let var_c_string_2: CString = unsafe { CString::from_raw(ptr_c_string) };
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_c_string_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_c_string_2`
[INFO] [stdout]    --> src/lib.rs:473:17
[INFO] [stdout]     |
[INFO] [stdout] 473 |             let var_c_string_2: CString = unsafe { CString::from_raw(ptr_c_string) };
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_c_string_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]   --> src/lib.rs:70:21
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]   --> src/lib.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]    --> src/lib.rs:125:21
[INFO] [stdout]     |
[INFO] [stdout] 125 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]    --> src/lib.rs:152:21
[INFO] [stdout]     |
[INFO] [stdout] 152 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]    --> src/lib.rs:179:21
[INFO] [stdout]     |
[INFO] [stdout] 179 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]    --> src/lib.rs:206:21
[INFO] [stdout]     |
[INFO] [stdout] 206 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]    --> src/lib.rs:233:21
[INFO] [stdout]     |
[INFO] [stdout] 233 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]    --> src/lib.rs:260:21
[INFO] [stdout]     |
[INFO] [stdout] 260 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]    --> src/lib.rs:291:21
[INFO] [stdout]     |
[INFO] [stdout] 291 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_pointer_released`
[INFO] [stdout]    --> src/lib.rs:313:21
[INFO] [stdout]     |
[INFO] [stdout] 313 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_c_string_2`
[INFO] [stdout]    --> src/lib.rs:445:17
[INFO] [stdout]     |
[INFO] [stdout] 445 |             let var_c_string_2: CString = unsafe { CString::from_raw(ptr_c_string) };
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_c_string_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `var_c_string_2`
[INFO] [stdout]    --> src/lib.rs:473:17
[INFO] [stdout]     |
[INFO] [stdout] 473 |             let var_c_string_2: CString = unsafe { CString::from_raw(ptr_c_string) };
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_c_string_2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "254a2728faeecf8421d6643c56b008263707eda8a9b0a8ce700154081c2dc621", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "254a2728faeecf8421d6643c56b008263707eda8a9b0a8ce700154081c2dc621", kill_on_drop: false }`
[INFO] [stdout] 254a2728faeecf8421d6643c56b008263707eda8a9b0a8ce700154081c2dc621
[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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b840a26abdd17a2ef20bf7f03b85a012cbd34291ab3b91635ff4ca4066dfa0e1
[INFO] running `Command { std: "docker" "start" "-a" "b840a26abdd17a2ef20bf7f03b85a012cbd34291ab3b91635ff4ca4066dfa0e1", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `var_pointer_released`
[INFO] [stderr]   --> src/lib.rs:70:21
[INFO] [stderr]    |
[INFO] [stderr] 70 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var_pointer_released`
[INFO] [stderr]   --> src/lib.rs:98:21
[INFO] [stderr]    |
[INFO] [stderr] 98 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var_pointer_released`
[INFO] [stderr]    --> src/lib.rs:125:21
[INFO] [stderr]     |
[INFO] [stderr] 125 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var_pointer_released`
[INFO] [stderr]    --> src/lib.rs:152:21
[INFO] [stderr]     |
[INFO] [stderr] 152 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var_pointer_released`
[INFO] [stderr]    --> src/lib.rs:179:21
[INFO] [stderr]     |
[INFO] [stderr] 179 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var_pointer_released`
[INFO] [stderr]    --> src/lib.rs:206:21
[INFO] [stderr]     |
[INFO] [stderr] 206 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var_pointer_released`
[INFO] [stderr]    --> src/lib.rs:233:21
[INFO] [stderr]     |
[INFO] [stderr] 233 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var_pointer_released`
[INFO] [stderr]    --> src/lib.rs:260:21
[INFO] [stderr]     |
[INFO] [stderr] 260 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var_pointer_released`
[INFO] [stderr]    --> src/lib.rs:291:21
[INFO] [stderr]     |
[INFO] [stderr] 291 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var_pointer_released`
[INFO] [stderr]    --> src/lib.rs:313:21
[INFO] [stderr]     |
[INFO] [stderr] 313 |                 let var_pointer_released = CString::from_raw(ptr_c_string);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_pointer_released`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var_c_string_2`
[INFO] [stderr]    --> src/lib.rs:445:17
[INFO] [stderr]     |
[INFO] [stderr] 445 |             let var_c_string_2: CString = unsafe { CString::from_raw(ptr_c_string) };
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_c_string_2`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `var_c_string_2`
[INFO] [stderr]    --> src/lib.rs:473:17
[INFO] [stderr]     |
[INFO] [stderr] 473 |             let var_c_string_2: CString = unsafe { CString::from_raw(ptr_c_string) };
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_var_c_string_2`
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: `rust_storage_interface_library` (lib) generated 12 warnings
[INFO] [stdout] running 16 tests
[INFO] [stderr] warning: `rust_storage_interface_library` (lib test) generated 12 warnings (12 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_storage_interface_library-31ca96b709a9ec14)
[INFO] [stdout] test tests::test_load_as_boolean ... ok
[INFO] [stdout] test tests::test_load_as_struct ... ok
[INFO] [stdout] test tests::test_load_as_u8 ... ok
[INFO] [stdout] test tests::test_load_as_i16 ... ok
[INFO] [stdout] test tests::test_load_as_character ... ok
[INFO] [stdout] test tests::test_store_as_i8 ... ok
[INFO] [stdout] test tests::test_store_as_char ... ok
[INFO] [stdout] test tests::test_store_as_i64 ... ok
[INFO] [stdout] test tests::test_load_as_i32 ... ok
[INFO] [stdout] test tests::test_load_as_i64 ... ok
[INFO] [stdout] test tests::test_store_as_i32 ... ok
[INFO] [stdout] test tests::test_store_as_bool ... ok
[INFO] [stdout] test tests::test_store_as_i16 ... ok
[INFO] [stdout] test tests::test_store_as_u8 ... ok
[INFO] [stderr]    Doc-tests rust_storage_interface_library
[INFO] [stdout] test tests::test_store_as_struct ... ok
[INFO] [stdout] test tests::test_load_as_i8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 3) ... ignored
[INFO] [stdout] test src/lib.rs - (line 9) ... ignored
[INFO] [stdout] test src/lib.rs - ssvm_storage::store::store (line 343) ... ignored
[INFO] [stdout] test src/lib.rs - ssvm_storage::store::store (line 349) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b840a26abdd17a2ef20bf7f03b85a012cbd34291ab3b91635ff4ca4066dfa0e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b840a26abdd17a2ef20bf7f03b85a012cbd34291ab3b91635ff4ca4066dfa0e1", kill_on_drop: false }`
[INFO] [stdout] b840a26abdd17a2ef20bf7f03b85a012cbd34291ab3b91635ff4ca4066dfa0e1