[INFO] cloning repository https://github.com/burnt43/simple_rust_webserver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/burnt43/simple_rust_webserver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fburnt43%2Fsimple_rust_webserver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fburnt43%2Fsimple_rust_webserver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed0bd650742717041ac457be0415c45966f599ab
[INFO] testing burnt43/simple_rust_webserver against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fburnt43%2Fsimple_rust_webserver" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/burnt43/simple_rust_webserver on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/burnt43/simple_rust_webserver
[INFO] finished tweaking git repo https://github.com/burnt43/simple_rust_webserver
[INFO] tweaked toml for git repo https://github.com/burnt43/simple_rust_webserver written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/burnt43/simple_rust_webserver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-7/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c27ff1840ffc055a2dda7d6a212f79035a8fdb0715c0ce78d647620eba403bc
[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" "0c27ff1840ffc055a2dda7d6a212f79035a8fdb0715c0ce78d647620eba403bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c27ff1840ffc055a2dda7d6a212f79035a8fdb0715c0ce78d647620eba403bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c27ff1840ffc055a2dda7d6a212f79035a8fdb0715c0ce78d647620eba403bc", kill_on_drop: false }`
[INFO] [stdout] 0c27ff1840ffc055a2dda7d6a212f79035a8fdb0715c0ce78d647620eba403bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26619ea2726e2b11fb33c56df423447d39a3e689105a9e5fe440cb50d076e851
[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" "26619ea2726e2b11fb33c56df423447d39a3e689105a9e5fe440cb50d076e851", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling simple_rust_webserver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `http_version`
[INFO] [stdout]    --> src/main.rs:178:37
[INFO] [stdout]     |
[INFO] [stdout] 178 |             ( Some(http_verb), Some(http_version), Some(request_path) ) => {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_http_version`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `http_options`
[INFO] [stdout]   --> src/main.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn http_options (&mut self, pair: (HttpOption,String)) -> &mut HttpResponseBuilder {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.43s
[INFO] running `Command { std: "docker" "inspect" "26619ea2726e2b11fb33c56df423447d39a3e689105a9e5fe440cb50d076e851", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26619ea2726e2b11fb33c56df423447d39a3e689105a9e5fe440cb50d076e851", kill_on_drop: false }`
[INFO] [stdout] 26619ea2726e2b11fb33c56df423447d39a3e689105a9e5fe440cb50d076e851
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c425bbab0622c95ac872a049515a18eb2213e8c49ef0000f5b40803a29d8abf
[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" "9c425bbab0622c95ac872a049515a18eb2213e8c49ef0000f5b40803a29d8abf", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_rust_webserver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `http_version`
[INFO] [stdout]    --> src/main.rs:178:37
[INFO] [stdout]     |
[INFO] [stdout] 178 |             ( Some(http_verb), Some(http_version), Some(request_path) ) => {
[INFO] [stdout]     |                                     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_http_version`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `http_options`
[INFO] [stdout]   --> src/main.rs:97:8
[INFO] [stdout]    |
[INFO] [stdout] 97 |     fn http_options (&mut self, pair: (HttpOption,String)) -> &mut HttpResponseBuilder {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "9c425bbab0622c95ac872a049515a18eb2213e8c49ef0000f5b40803a29d8abf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c425bbab0622c95ac872a049515a18eb2213e8c49ef0000f5b40803a29d8abf", kill_on_drop: false }`
[INFO] [stdout] 9c425bbab0622c95ac872a049515a18eb2213e8c49ef0000f5b40803a29d8abf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2f0b29dee5425c2e36f2f975daef906906d796d9f2bc7a11543c8d2cafce7d9f
[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" "2f0b29dee5425c2e36f2f975daef906906d796d9f2bc7a11543c8d2cafce7d9f", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `http_version`
[INFO] [stderr]    --> src/main.rs:178:37
[INFO] [stderr]     |
[INFO] [stderr] 178 |             ( Some(http_verb), Some(http_version), Some(request_path) ) => {
[INFO] [stderr]     |                                     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_http_version`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `http_options`
[INFO] [stderr]   --> src/main.rs:97:8
[INFO] [stderr]    |
[INFO] [stderr] 97 |     fn http_options (&mut self, pair: (HttpOption,String)) -> &mut HttpResponseBuilder {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple_rust_webserver-eee71de69befc327
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2f0b29dee5425c2e36f2f975daef906906d796d9f2bc7a11543c8d2cafce7d9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f0b29dee5425c2e36f2f975daef906906d796d9f2bc7a11543c8d2cafce7d9f", kill_on_drop: false }`
[INFO] [stdout] 2f0b29dee5425c2e36f2f975daef906906d796d9f2bc7a11543c8d2cafce7d9f