[INFO] cloning repository https://github.com/Bcpratt2000/hashpression-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bcpratt2000/hashpression-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBcpratt2000%2Fhashpression-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBcpratt2000%2Fhashpression-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d721794ae3ff93ae76b6200e868fd75b91789eb8
[INFO] checking Bcpratt2000/hashpression-rust against master#a26e97be8826d408309fffbd8168362365719f50 for pr-136776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBcpratt2000%2Fhashpression-rust" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Bcpratt2000/hashpression-rust on toolchain a26e97be8826d408309fffbd8168362365719f50
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Bcpratt2000/hashpression-rust
[INFO] finished tweaking git repo https://github.com/Bcpratt2000/hashpression-rust
[INFO] tweaked toml for git repo https://github.com/Bcpratt2000/hashpression-rust written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Bcpratt2000/hashpression-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35763fb4c9844af1397358f4e81e58dab2d296755ccc911a17c928e5403309b1
[INFO] running `Command { std: "docker" "start" "-a" "35763fb4c9844af1397358f4e81e58dab2d296755ccc911a17c928e5403309b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35763fb4c9844af1397358f4e81e58dab2d296755ccc911a17c928e5403309b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35763fb4c9844af1397358f4e81e58dab2d296755ccc911a17c928e5403309b1", kill_on_drop: false }`
[INFO] [stdout] 35763fb4c9844af1397358f4e81e58dab2d296755ccc911a17c928e5403309b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+a26e97be8826d408309fffbd8168362365719f50" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 740b3a570add3c3e81e64ea65643b10ac5991008fac844308e148acece7d073d
[INFO] running `Command { std: "docker" "start" "-a" "740b3a570add3c3e81e64ea65643b10ac5991008fac844308e148acece7d073d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]     Checking rand_core v0.6.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.0
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking hashpression v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]  --> src/decompress.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::mem;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::file_io`
[INFO] [stdout]  --> src/decompress.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::file_io;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]  --> src/decompress.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::mem;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::file_io`
[INFO] [stdout]  --> src/decompress.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::file_io;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_hash` is never read
[INFO] [stdout]   --> src/decompress.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let mut current_hash: u32 = 0;
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `decompressed`
[INFO] [stdout]   --> src/main.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let decompressed = decompress::decompress(&mut from_file, BLOCK_SIZE);
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_decompressed`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `increment_byte_vector` is never used
[INFO] [stdout]   --> src/decompress.rs:92:4
[INFO] [stdout]    |
[INFO] [stdout] 92 | fn increment_byte_vector(vector: &mut Vec<u8>) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_vec8_to_file` is never used
[INFO] [stdout]   --> src/file_io.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn write_vec8_to_file(data: &Vec<u8>, file: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/decompress.rs:28:2
[INFO] [stdout]    |
[INFO] [stdout] 28 |     drop(compressed_data);
[INFO] [stdout]    |     ^^^^^---------------^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          argument has type `&mut Vec<u32>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 28 -     drop(compressed_data);
[INFO] [stdout] 28 +     let _ = compressed_data;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_hash` is never read
[INFO] [stdout]   --> src/decompress.rs:31:10
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let mut current_hash: u32 = 0;
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `decompressed`
[INFO] [stdout]   --> src/main.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let decompressed = decompress::decompress(&mut from_file, BLOCK_SIZE);
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_decompressed`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `increment_byte_vector` is never used
[INFO] [stdout]   --> src/decompress.rs:92:4
[INFO] [stdout]    |
[INFO] [stdout] 92 | fn increment_byte_vector(vector: &mut Vec<u8>) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_vec8_to_file` is never used
[INFO] [stdout]   --> src/file_io.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn write_vec8_to_file(data: &Vec<u8>, file: &str) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/decompress.rs:28:2
[INFO] [stdout]    |
[INFO] [stdout] 28 |     drop(compressed_data);
[INFO] [stdout]    |     ^^^^^---------------^
[INFO] [stdout]    |          |
[INFO] [stdout]    |          argument has type `&mut Vec<u32>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 28 -     drop(compressed_data);
[INFO] [stdout] 28 +     let _ = compressed_data;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.90s
[INFO] running `Command { std: "docker" "inspect" "740b3a570add3c3e81e64ea65643b10ac5991008fac844308e148acece7d073d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "740b3a570add3c3e81e64ea65643b10ac5991008fac844308e148acece7d073d", kill_on_drop: false }`
[INFO] [stdout] 740b3a570add3c3e81e64ea65643b10ac5991008fac844308e148acece7d073d
