[INFO] cloning repository https://github.com/uwumouse/cxmprs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/uwumouse/cxmprs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuwumouse%2Fcxmprs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuwumouse%2Fcxmprs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 20fe86fe697059e9d868740a14a3d5aba92e3fa1
[INFO] testing uwumouse/cxmprs against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuwumouse%2Fcxmprs" "/workspace/builds/worker-55/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-55/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/uwumouse/cxmprs on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/uwumouse/cxmprs
[INFO] finished tweaking git repo https://github.com/uwumouse/cxmprs
[INFO] tweaked toml for git repo https://github.com/uwumouse/cxmprs written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d9ba5819fd3cf077cf30de5d0c46c5edaf5e7427a4ab53f83d96ad9cc198861
[INFO] running `Command { std: "docker" "start" "-a" "7d9ba5819fd3cf077cf30de5d0c46c5edaf5e7427a4ab53f83d96ad9cc198861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d9ba5819fd3cf077cf30de5d0c46c5edaf5e7427a4ab53f83d96ad9cc198861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d9ba5819fd3cf077cf30de5d0c46c5edaf5e7427a4ab53f83d96ad9cc198861", kill_on_drop: false }`
[INFO] [stdout] 7d9ba5819fd3cf077cf30de5d0c46c5edaf5e7427a4ab53f83d96ad9cc198861
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c47cde25b788f69ddd317bd9863b9aa02eb28229059faeb3cfc4913dc993588
[INFO] running `Command { std: "docker" "start" "-a" "9c47cde25b788f69ddd317bd9863b9aa02eb28229059faeb3cfc4913dc993588", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling funty v1.2.0
[INFO] [stderr]    Compiling wyz v0.4.0
[INFO] [stderr]    Compiling bitvec v0.22.3
[INFO] [stderr]    Compiling cxmprs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `charmap`
[INFO] [stdout]   --> src/main.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let charmap = header_to_charmap(&bytes);
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_charmap`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_compressed`
[INFO] [stdout]   --> src/files/reading.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn read_compressed(path: &String) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `header_to_charmap`
[INFO] [stdout]   --> src/huffman/decoding.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn header_to_charmap(compress_bytes: &Vec<u8>) -> (CharMap, usize) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decompress`
[INFO] [stdout]   --> src/main.rs:63:4
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn decompress(path: &String) {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.93s
[INFO] running `Command { std: "docker" "inspect" "9c47cde25b788f69ddd317bd9863b9aa02eb28229059faeb3cfc4913dc993588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c47cde25b788f69ddd317bd9863b9aa02eb28229059faeb3cfc4913dc993588", kill_on_drop: false }`
[INFO] [stdout] 9c47cde25b788f69ddd317bd9863b9aa02eb28229059faeb3cfc4913dc993588
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3578710b944e5c8eea9cacac82b89a13b451a6371154a7311ecc5dd3516dee17
[INFO] running `Command { std: "docker" "start" "-a" "3578710b944e5c8eea9cacac82b89a13b451a6371154a7311ecc5dd3516dee17", kill_on_drop: false }`
[INFO] [stderr]    Compiling cxmprs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `charmap`
[INFO] [stdout]   --> src/main.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let charmap = header_to_charmap(&bytes);
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_charmap`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `read_compressed`
[INFO] [stdout]   --> src/files/reading.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub fn read_compressed(path: &String) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `header_to_charmap`
[INFO] [stdout]   --> src/huffman/decoding.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn header_to_charmap(compress_bytes: &Vec<u8>) -> (CharMap, usize) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `decompress`
[INFO] [stdout]   --> src/main.rs:63:4
[INFO] [stdout]    |
[INFO] [stdout] 63 | fn decompress(path: &String) {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "3578710b944e5c8eea9cacac82b89a13b451a6371154a7311ecc5dd3516dee17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3578710b944e5c8eea9cacac82b89a13b451a6371154a7311ecc5dd3516dee17", kill_on_drop: false }`
[INFO] [stdout] 3578710b944e5c8eea9cacac82b89a13b451a6371154a7311ecc5dd3516dee17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eca262e1fa887b1a079e7a62da36fbe6af0d31b320d8ff3ab81025b07cd8bb39
[INFO] running `Command { std: "docker" "start" "-a" "eca262e1fa887b1a079e7a62da36fbe6af0d31b320d8ff3ab81025b07cd8bb39", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `charmap`
[INFO] [stderr]   --> src/main.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |     let charmap = header_to_charmap(&bytes);
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_charmap`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_compressed`
[INFO] [stderr]   --> src/files/reading.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub fn read_compressed(path: &String) -> Vec<u8> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `header_to_charmap`
[INFO] [stderr]   --> src/huffman/decoding.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn header_to_charmap(compress_bytes: &Vec<u8>) -> (CharMap, usize) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `decompress`
[INFO] [stderr]   --> src/main.rs:63:4
[INFO] [stderr]    |
[INFO] [stderr] 63 | fn decompress(path: &String) {
[INFO] [stderr]    |    ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `cxmprs` (bin "cxmprs" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cxmprs-0eb82d149dccf21c)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eca262e1fa887b1a079e7a62da36fbe6af0d31b320d8ff3ab81025b07cd8bb39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eca262e1fa887b1a079e7a62da36fbe6af0d31b320d8ff3ab81025b07cd8bb39", kill_on_drop: false }`
[INFO] [stdout] eca262e1fa887b1a079e7a62da36fbe6af0d31b320d8ff3ab81025b07cd8bb39