[INFO] cloning repository https://github.com/vldn-a/compression-tool
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vldn-a/compression-tool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvldn-a%2Fcompression-tool", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvldn-a%2Fcompression-tool'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 850e0a34cf104f4e7bcbc9dc9941ade1dcfda93b
[INFO] checking vldn-a/compression-tool against master#4b9792692fbb675174d4d2082e7c37b2bc930e71 for pr-153692-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvldn-a%2Fcompression-tool" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/vldn-a/compression-tool
[INFO] finished tweaking git repo https://github.com/vldn-a/compression-tool
[INFO] tweaked toml for git repo https://github.com/vldn-a/compression-tool written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vldn-a/compression-tool on toolchain 4b9792692fbb675174d4d2082e7c37b2bc930e71
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vldn-a/compression-tool 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" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: build
[INFO] [stderr] help: build is a valid .cargo/config.toml key
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d0db50569fd077c017a8bbe87037bf8c9383c6f295992704bf273b40c3420f6
[INFO] running `Command { std: "docker" "start" "-a" "7d0db50569fd077c017a8bbe87037bf8c9383c6f295992704bf273b40c3420f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d0db50569fd077c017a8bbe87037bf8c9383c6f295992704bf273b40c3420f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d0db50569fd077c017a8bbe87037bf8c9383c6f295992704bf273b40c3420f6", kill_on_drop: false }`
[INFO] [stdout] 7d0db50569fd077c017a8bbe87037bf8c9383c6f295992704bf273b40c3420f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+4b9792692fbb675174d4d2082e7c37b2bc930e71" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bad6d2da056ea3b6dcc2dc96078e02a6bd72b72ac683f9fc0e6fa4892f9db4cf
[INFO] running `Command { std: "docker" "start" "-a" "bad6d2da056ea3b6dcc2dc96078e02a6bd72b72ac683f9fc0e6fa4892f9db4cf", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: build
[INFO] [stderr] help: build is a valid .cargo/config.toml key
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking rust-compressor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `RangeEncoder` and `TreeModel`
[INFO] [stdout]   --> src/main.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 | use range_coder::{RangeEncoder, TreeModel};
[INFO] [stdout]    |                   ^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `RangeEncoder` and `TreeModel`
[INFO] [stdout]   --> src/main.rs:14:19
[INFO] [stdout]    |
[INFO] [stdout] 14 | use range_coder::{RangeEncoder, TreeModel};
[INFO] [stdout]    |                   ^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AdaptiveModel` is never constructed
[INFO] [stdout]    --> src/range_coder.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub struct AdaptiveModel {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `encode_symbol`, and `update` are never used
[INFO] [stdout]    --> src/range_coder.rs:123:12
[INFO] [stdout]     |
[INFO] [stdout] 122 | impl AdaptiveModel {
[INFO] [stdout]     | ------------------ associated items in this implementation
[INFO] [stdout] 123 |     pub fn new(num_symbols: usize) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 128 |     pub fn encode_symbol(&self, enc: &mut RangeEncoder, symbol: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 143 |     pub fn update(&mut self, symbol: usize) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `AdaptiveModel` is never constructed
[INFO] [stdout]    --> src/range_coder.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub struct AdaptiveModel {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `encode_symbol`, and `update` are never used
[INFO] [stdout]    --> src/range_coder.rs:123:12
[INFO] [stdout]     |
[INFO] [stdout] 122 | impl AdaptiveModel {
[INFO] [stdout]     | ------------------ associated items in this implementation
[INFO] [stdout] 123 |     pub fn new(num_symbols: usize) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 128 |     pub fn encode_symbol(&self, enc: &mut RangeEncoder, symbol: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 143 |     pub fn update(&mut self, symbol: usize) {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.03s
[INFO] running `Command { std: "docker" "inspect" "bad6d2da056ea3b6dcc2dc96078e02a6bd72b72ac683f9fc0e6fa4892f9db4cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bad6d2da056ea3b6dcc2dc96078e02a6bd72b72ac683f9fc0e6fa4892f9db4cf", kill_on_drop: false }`
[INFO] [stdout] bad6d2da056ea3b6dcc2dc96078e02a6bd72b72ac683f9fc0e6fa4892f9db4cf
