[INFO] cloning repository https://github.com/rehan-jaffer/rust-http-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rehan-jaffer/rust-http-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frehan-jaffer%2Frust-http-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frehan-jaffer%2Frust-http-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dfe14017c1c42c14ce480b1ea3cafe92f13cf3ea
[INFO] testing rehan-jaffer/rust-http-server against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frehan-jaffer%2Frust-http-server" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rehan-jaffer/rust-http-server on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rehan-jaffer/rust-http-server
[INFO] finished tweaking git repo https://github.com/rehan-jaffer/rust-http-server
[INFO] tweaked toml for git repo https://github.com/rehan-jaffer/rust-http-server written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/rehan-jaffer/rust-http-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 459d72099aaf7a6584721105cc3971ae0176b7058873ad8be09d7e3b6a24d15d
[INFO] running `Command { std: "docker" "start" "-a" "459d72099aaf7a6584721105cc3971ae0176b7058873ad8be09d7e3b6a24d15d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "459d72099aaf7a6584721105cc3971ae0176b7058873ad8be09d7e3b6a24d15d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "459d72099aaf7a6584721105cc3971ae0176b7058873ad8be09d7e3b6a24d15d", kill_on_drop: false }`
[INFO] [stdout] 459d72099aaf7a6584721105cc3971ae0176b7058873ad8be09d7e3b6a24d15d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 867d8a36acdb5ff63860729df3e09dec9e6e47bc04ab7e464d7beb2923b71b8a
[INFO] running `Command { std: "docker" "start" "-a" "867d8a36acdb5ff63860729df3e09dec9e6e47bc04ab7e464d7beb2923b71b8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling thread-id v4.0.0
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling webserver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/server/plugins/file.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/server/plugins/file.rs:33:15
[INFO] [stdout]    |
[INFO] [stdout] 33 |           Err(error) => {
[INFO] [stdout]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/linescodec.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |             Ok(n) => {
[INFO] [stdout]    |                ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/linescodec.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |             Err(e) => {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Forbidden`
[INFO] [stdout]  --> src/http/response.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Forbidden,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `InternalError`
[INFO] [stdout]  --> src/http/response.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     InternalError,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `key`
[INFO] [stdout]  --> src/http/headers.rs:2:3
[INFO] [stdout]   |
[INFO] [stdout] 2 |   key: String,
[INFO] [stdout]   |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `value`
[INFO] [stdout]  --> src/http/headers.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 |   value: String
[INFO] [stdout]   |   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `headers`
[INFO] [stdout]  --> src/http/headers.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 |   headers: Vec<HTTPHeader>
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.01s
[INFO] running `Command { std: "docker" "inspect" "867d8a36acdb5ff63860729df3e09dec9e6e47bc04ab7e464d7beb2923b71b8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "867d8a36acdb5ff63860729df3e09dec9e6e47bc04ab7e464d7beb2923b71b8a", kill_on_drop: false }`
[INFO] [stdout] 867d8a36acdb5ff63860729df3e09dec9e6e47bc04ab7e464d7beb2923b71b8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70fb231b6326fafb8eed63785eaa132793013c7212d2b17684d72c5c9e8b4c04
[INFO] running `Command { std: "docker" "start" "-a" "70fb231b6326fafb8eed63785eaa132793013c7212d2b17684d72c5c9e8b4c04", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling webserver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/server/plugins/file.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]   --> src/server/plugins/file.rs:33:15
[INFO] [stdout]    |
[INFO] [stdout] 33 |           Err(error) => {
[INFO] [stdout]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/linescodec.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |             Ok(n) => {
[INFO] [stdout]    |                ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/linescodec.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |             Err(e) => {
[INFO] [stdout]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Forbidden`
[INFO] [stdout]  --> src/http/response.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Forbidden,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `InternalError`
[INFO] [stdout]  --> src/http/response.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     InternalError,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `key`
[INFO] [stdout]  --> src/http/headers.rs:2:3
[INFO] [stdout]   |
[INFO] [stdout] 2 |   key: String,
[INFO] [stdout]   |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `value`
[INFO] [stdout]  --> src/http/headers.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 |   value: String
[INFO] [stdout]   |   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `headers`
[INFO] [stdout]  --> src/http/headers.rs:7:3
[INFO] [stdout]   |
[INFO] [stdout] 7 |   headers: Vec<HTTPHeader>
[INFO] [stdout]   |   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "70fb231b6326fafb8eed63785eaa132793013c7212d2b17684d72c5c9e8b4c04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70fb231b6326fafb8eed63785eaa132793013c7212d2b17684d72c5c9e8b4c04", kill_on_drop: false }`
[INFO] [stdout] 70fb231b6326fafb8eed63785eaa132793013c7212d2b17684d72c5c9e8b4c04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2d4d60a5c490e6a55b97cf73dc9ac98af5e4735b5cdb4f5108b485c5b9f4a068
[INFO] running `Command { std: "docker" "start" "-a" "2d4d60a5c490e6a55b97cf73dc9ac98af5e4735b5cdb4f5108b485c5b9f4a068", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/server/plugins/file.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `error`
[INFO] [stderr]   --> src/server/plugins/file.rs:33:15
[INFO] [stderr]    |
[INFO] [stderr] 33 |           Err(error) => {
[INFO] [stderr]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/linescodec.rs:38:16
[INFO] [stderr]    |
[INFO] [stderr] 38 |             Ok(n) => {
[INFO] [stderr]    |                ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/linescodec.rs:42:17
[INFO] [stderr]    |
[INFO] [stderr] 42 |             Err(e) => {
[INFO] [stderr]    |                 ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Forbidden`
[INFO] [stderr]  --> src/http/response.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     Forbidden,
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `InternalError`
[INFO] [stderr]  --> src/http/response.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     InternalError,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `key`
[INFO] [stderr]  --> src/http/headers.rs:2:3
[INFO] [stderr]   |
[INFO] [stderr] 2 |   key: String,
[INFO] [stderr]   |   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `value`
[INFO] [stderr]  --> src/http/headers.rs:3:3
[INFO] [stderr]   |
[INFO] [stderr] 3 |   value: String
[INFO] [stderr]   |   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `headers`
[INFO] [stderr]  --> src/http/headers.rs:7:3
[INFO] [stderr]   |
[INFO] [stderr] 7 |   headers: Vec<HTTPHeader>
[INFO] [stderr]   |   ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `webserver` (bin "webserver" test) generated 9 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/webserver-b63783c3583849f8)
[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" "2d4d60a5c490e6a55b97cf73dc9ac98af5e4735b5cdb4f5108b485c5b9f4a068", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d4d60a5c490e6a55b97cf73dc9ac98af5e4735b5cdb4f5108b485c5b9f4a068", kill_on_drop: false }`
[INFO] [stdout] 2d4d60a5c490e6a55b97cf73dc9ac98af5e4735b5cdb4f5108b485c5b9f4a068