[INFO] cloning repository https://github.com/Hosshii/rust_server_practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hosshii/rust_server_practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHosshii%2Frust_server_practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHosshii%2Frust_server_practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f89e6345ae52e6ae446a67842db6b3927f831086
[INFO] checking Hosshii/rust_server_practice against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHosshii%2Frust_server_practice" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Hosshii/rust_server_practice on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Hosshii/rust_server_practice
[INFO] finished tweaking git repo https://github.com/Hosshii/rust_server_practice
[INFO] tweaked toml for git repo https://github.com/Hosshii/rust_server_practice written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/Hosshii/rust_server_practice already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b05f0ed117449325a9784283fcbbc05ade659d87564be368a4d125f73407e99
[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" "4b05f0ed117449325a9784283fcbbc05ade659d87564be368a4d125f73407e99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b05f0ed117449325a9784283fcbbc05ade659d87564be368a4d125f73407e99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b05f0ed117449325a9784283fcbbc05ade659d87564be368a4d125f73407e99", kill_on_drop: false }`
[INFO] [stdout] 4b05f0ed117449325a9784283fcbbc05ade659d87564be368a4d125f73407e99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cca94e21599964141c7ba075e8510e4ff5347c010a16ea0556b45d33a60d98e
[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" "1cca94e21599964141c7ba075e8510e4ff5347c010a16ea0556b45d33a60d98e", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.1
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[INFO] [stderr]     Checking lazy_static v1.4.0
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[INFO] [stderr]    Compiling cc v1.0.61
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[INFO] [stderr]     Checking fnv v1.0.7
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[INFO] [stderr]    Compiling bitflags v1.2.1
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[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking tinyvec v0.3.4
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[INFO] [stderr]     Checking futures-sink v0.3.6
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[INFO] [stderr]     Checking rust_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `handler`
[INFO] [stdout]   --> src/server.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     handler: Arc<dyn Handler + Send + Sync>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `handler`
[INFO] [stdout]   --> src/server.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     handler: Arc<dyn Handler + Send + Sync>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/message.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         self.conn.stream.flush();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/message.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |         self.conn.stream.flush();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/server.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 c.serve();
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/server.rs:140:17
[INFO] [stdout]     |
[INFO] [stdout] 140 |                 c.serve();
[INFO] [stdout]     |                 ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rust_server::request`
[INFO] [stdout]  --> tests/message_test.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rust_server::request::Request;
[INFO] [stdout]   |                  ^^^^^^^ could not find `request` in `rust_server`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rust_server::method::Method`
[INFO] [stdout]  --> tests/message_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rust_server::method::Method;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_server`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "1cca94e21599964141c7ba075e8510e4ff5347c010a16ea0556b45d33a60d98e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cca94e21599964141c7ba075e8510e4ff5347c010a16ea0556b45d33a60d98e", kill_on_drop: false }`
[INFO] [stdout] 1cca94e21599964141c7ba075e8510e4ff5347c010a16ea0556b45d33a60d98e