[INFO] fetching crate rust_storage_interface_library 0.1.30...
[INFO] testing rust_storage_interface_library-0.1.30 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate rust_storage_interface_library 0.1.30 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate rust_storage_interface_library 0.1.30 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", 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-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5aec9e12c5a8be93e7c8e739fe6387c982462ccb7b27498dafa7ef5cee41ef17
[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" "5aec9e12c5a8be93e7c8e739fe6387c982462ccb7b27498dafa7ef5cee41ef17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5aec9e12c5a8be93e7c8e739fe6387c982462ccb7b27498dafa7ef5cee41ef17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aec9e12c5a8be93e7c8e739fe6387c982462ccb7b27498dafa7ef5cee41ef17", kill_on_drop: false }`
[INFO] [stdout] 5aec9e12c5a8be93e7c8e739fe6387c982462ccb7b27498dafa7ef5cee41ef17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b476e83e7f7596f0d02974051108d6c33f7d18bd206ba15a212b3a737f399e3f
[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" "b476e83e7f7596f0d02974051108d6c33f7d18bd206ba15a212b3a737f399e3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling serialize_deserialize_u8_i32 v0.1.34
[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 1.91s
[INFO] running `Command { std: "docker" "inspect" "b476e83e7f7596f0d02974051108d6c33f7d18bd206ba15a212b3a737f399e3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b476e83e7f7596f0d02974051108d6c33f7d18bd206ba15a212b3a737f399e3f", kill_on_drop: false }`
[INFO] [stdout] b476e83e7f7596f0d02974051108d6c33f7d18bd206ba15a212b3a737f399e3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 94c86cdbd7b7a8be3757f133a33251a660ef985ac6dc9976e1b9963abf9ca996
[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" "94c86cdbd7b7a8be3757f133a33251a660ef985ac6dc9976e1b9963abf9ca996", 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 2.29s
[INFO] running `Command { std: "docker" "inspect" "94c86cdbd7b7a8be3757f133a33251a660ef985ac6dc9976e1b9963abf9ca996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94c86cdbd7b7a8be3757f133a33251a660ef985ac6dc9976e1b9963abf9ca996", kill_on_drop: false }`
[INFO] [stdout] 94c86cdbd7b7a8be3757f133a33251a660ef985ac6dc9976e1b9963abf9ca996
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", 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] 0109dc5b793b8f571ed5d2e5b8373a2a249908ae3c7a9da5bb9fec4f8299cf2d
[INFO] running `Command { std: "docker" "start" "-a" "0109dc5b793b8f571ed5d2e5b8373a2a249908ae3c7a9da5bb9fec4f8299cf2d", 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] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[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] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.48s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_storage_interface_library-d2122c677218dbb4
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::test_load_as_boolean ... ok
[INFO] [stdout] test tests::test_store_as_i32 ... ok
[INFO] [stdout] test tests::test_store_as_i64 ... ok
[INFO] [stdout] test tests::test_store_as_i8 ... ok
[INFO] [stdout] test tests::test_store_as_struct ... ok
[INFO] [stdout] test tests::test_store_as_u8 ... ok
[INFO] [stdout] test tests::test_store_as_i16 ... ok
[INFO] [stdout] test tests::test_store_as_bool ... ok
[INFO] [stdout] test tests::test_load_as_u8 ... ok
[INFO] [stdout] test tests::test_load_as_struct ... ok
[INFO] [stdout] test tests::test_load_as_i32 ... ok
[INFO] [stdout] test tests::test_load_as_i16 ... ok
[INFO] [stderr]    Doc-tests rust_storage_interface_library
[INFO] [stdout] test tests::test_store_as_char ... ok
[INFO] [stdout] test tests::test_load_as_character ... ok
[INFO] [stdout] test tests::test_load_as_i64 ... 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 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0109dc5b793b8f571ed5d2e5b8373a2a249908ae3c7a9da5bb9fec4f8299cf2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0109dc5b793b8f571ed5d2e5b8373a2a249908ae3c7a9da5bb9fec4f8299cf2d", kill_on_drop: false }`
[INFO] [stdout] 0109dc5b793b8f571ed5d2e5b8373a2a249908ae3c7a9da5bb9fec4f8299cf2d