[INFO] cloning repository https://github.com/mjhatamy/hybrid_stream-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mjhatamy/hybrid_stream-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjhatamy%2Fhybrid_stream-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjhatamy%2Fhybrid_stream-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed61dd8c0560bfdf3fd185981c68b9204cca7d65
[INFO] checking mjhatamy/hybrid_stream-rs against try#ad93f57d532978d6739002a21bc66b45ed22f998 for pr-155418
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjhatamy%2Fhybrid_stream-rs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mjhatamy/hybrid_stream-rs
[INFO] finished tweaking git repo https://github.com/mjhatamy/hybrid_stream-rs
[INFO] tweaked toml for git repo https://github.com/mjhatamy/hybrid_stream-rs written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mjhatamy/hybrid_stream-rs on toolchain ad93f57d532978d6739002a21bc66b45ed22f998
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad93f57d532978d6739002a21bc66b45ed22f998" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mjhatamy/hybrid_stream-rs 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" "+ad93f57d532978d6739002a21bc66b45ed22f998" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking mjhatamy/hybrid_stream-rs against try#ad93f57d532978d6739002a21bc66b45ed22f998 for pr-155418
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmjhatamy%2Fhybrid_stream-rs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mjhatamy/hybrid_stream-rs
[INFO] finished tweaking git repo https://github.com/mjhatamy/hybrid_stream-rs
[INFO] tweaked toml for git repo https://github.com/mjhatamy/hybrid_stream-rs written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mjhatamy/hybrid_stream-rs on toolchain ad93f57d532978d6739002a21bc66b45ed22f998
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad93f57d532978d6739002a21bc66b45ed22f998" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mjhatamy/hybrid_stream-rs 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" "+ad93f57d532978d6739002a21bc66b45ed22f998" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+ad93f57d532978d6739002a21bc66b45ed22f998" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 391d5bcdc403c5295e4a6044dac9dee0332c1d5e01019b543c4c7912166260f7
[INFO] running `Command { std: "docker" "start" "-a" "391d5bcdc403c5295e4a6044dac9dee0332c1d5e01019b543c4c7912166260f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "391d5bcdc403c5295e4a6044dac9dee0332c1d5e01019b543c4c7912166260f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "391d5bcdc403c5295e4a6044dac9dee0332c1d5e01019b543c4c7912166260f7", kill_on_drop: false }`
[INFO] [stdout] 391d5bcdc403c5295e4a6044dac9dee0332c1d5e01019b543c4c7912166260f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+ad93f57d532978d6739002a21bc66b45ed22f998" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2364e0012c8c464bbcb44f85249a3ce93235f0c4c70221a9e722041b06e900f7
[INFO] running `Command { std: "docker" "start" "-a" "2364e0012c8c464bbcb44f85249a3ce93235f0c4c70221a9e722041b06e900f7", kill_on_drop: false }`
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[INFO] [stderr]     Checking hybrid_stream v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `hybrid_stream::*`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use hybrid_stream::*;
[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 import: `hybrid_stream::*`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use hybrid_stream::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `HybridStreamError` is never used
[INFO] [stdout]   --> src/hybrid_stream.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub enum HybridStreamError {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `StorageBackend` is never used
[INFO] [stdout]   --> src/hybrid_stream.rs:38:6
[INFO] [stdout]    |
[INFO] [stdout] 38 | enum StorageBackend {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `store_bytes`, `read_bytes`, and `cleanup` are never used
[INFO] [stdout]   --> src/hybrid_stream.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl StorageBackend {
[INFO] [stdout]    | ------------------- methods in this implementation
[INFO] [stdout] 51 |     fn store_bytes(&mut self, bytes: &[u8]) -> Result<(), HybridStreamError> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     fn read_bytes(&mut self, max_bytes: usize) -> Result<Option<Bytes>, HybridStreamError> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 99 |     fn cleanup(&self) -> io::Result<()> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HybridStreamState` is never constructed
[INFO] [stdout]    --> src/hybrid_stream.rs:108:8
[INFO] [stdout]     |
[INFO] [stdout] 108 | struct HybridStreamState {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HybridStream` is never constructed
[INFO] [stdout]    --> src/hybrid_stream.rs:138:12
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub struct HybridStream {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `should_use_file_storage` are never used
[INFO] [stdout]    --> src/hybrid_stream.rs:144:12
[INFO] [stdout]     |
[INFO] [stdout] 142 | impl HybridStream {
[INFO] [stdout]     | ----------------- associated functions in this implementation
[INFO] [stdout] 143 |     // Create a new HybridStream with the given source stream and memory threshold
[INFO] [stdout] 144 |     pub fn new<S, E, F>(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 258 |     fn should_use_file_storage(threshold: f32) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `HybridStreamError` is never used
[INFO] [stdout]   --> src/hybrid_stream.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub enum HybridStreamError {
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `StorageBackend` is never used
[INFO] [stdout]   --> src/hybrid_stream.rs:38:6
[INFO] [stdout]    |
[INFO] [stdout] 38 | enum StorageBackend {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `store_bytes`, `read_bytes`, and `cleanup` are never used
[INFO] [stdout]   --> src/hybrid_stream.rs:51:8
[INFO] [stdout]    |
[INFO] [stdout] 50 | impl StorageBackend {
[INFO] [stdout]    | ------------------- methods in this implementation
[INFO] [stdout] 51 |     fn store_bytes(&mut self, bytes: &[u8]) -> Result<(), HybridStreamError> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     fn read_bytes(&mut self, max_bytes: usize) -> Result<Option<Bytes>, HybridStreamError> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 99 |     fn cleanup(&self) -> io::Result<()> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HybridStreamState` is never constructed
[INFO] [stdout]    --> src/hybrid_stream.rs:108:8
[INFO] [stdout]     |
[INFO] [stdout] 108 | struct HybridStreamState {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `HybridStream` is never constructed
[INFO] [stdout]    --> src/hybrid_stream.rs:138:12
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub struct HybridStream {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `new` and `should_use_file_storage` are never used
[INFO] [stdout]    --> src/hybrid_stream.rs:144:12
[INFO] [stdout]     |
[INFO] [stdout] 142 | impl HybridStream {
[INFO] [stdout]     | ----------------- associated functions in this implementation
[INFO] [stdout] 143 |     // Create a new HybridStream with the given source stream and memory threshold
[INFO] [stdout] 144 |     pub fn new<S, E, F>(
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 258 |     fn should_use_file_storage(threshold: f32) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.69s
[INFO] running `Command { std: "docker" "inspect" "2364e0012c8c464bbcb44f85249a3ce93235f0c4c70221a9e722041b06e900f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2364e0012c8c464bbcb44f85249a3ce93235f0c4c70221a9e722041b06e900f7", kill_on_drop: false }`
[INFO] [stdout] 2364e0012c8c464bbcb44f85249a3ce93235f0c4c70221a9e722041b06e900f7
