[INFO] updating cached repository https://github.com/burnt43/simple_rust_webserver
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ed0bd650742717041ac457be0415c45966f599ab
[INFO] testing burnt43/simple_rust_webserver against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fburnt43%2Fsimple_rust_webserver" "/workspace/builds/worker-7/source"`
[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 beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[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 `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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[INFO] the lockfile is outdated, regenerating it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 `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] da2662395dcb7916c88c24f82850765e1968f0a2cafcadd1e6ca6c3b6eb0dacb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "da2662395dcb7916c88c24f82850765e1968f0a2cafcadd1e6ca6c3b6eb0dacb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling simple_rust_webserver v0.1.0 (/opt/rustwide/workdir)
[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 dev [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `"docker" "inspect" "da2662395dcb7916c88c24f82850765e1968f0a2cafcadd1e6ca6c3b6eb0dacb"`
[INFO] running `"docker" "rm" "-f" "da2662395dcb7916c88c24f82850765e1968f0a2cafcadd1e6ca6c3b6eb0dacb"`
[INFO] [stdout] da2662395dcb7916c88c24f82850765e1968f0a2cafcadd1e6ca6c3b6eb0dacb
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stdout] 25907f4362b22e583cc6f7288254228d248f3a849eee9ae49c2b8012afd39ac1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "25907f4362b22e583cc6f7288254228d248f3a849eee9ae49c2b8012afd39ac1"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling simple_rust_webserver v0.1.0 (/opt/rustwide/workdir)
[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 0.55s
[INFO] running `"docker" "inspect" "25907f4362b22e583cc6f7288254228d248f3a849eee9ae49c2b8012afd39ac1"`
[INFO] running `"docker" "rm" "-f" "25907f4362b22e583cc6f7288254228d248f3a849eee9ae49c2b8012afd39ac1"`
[INFO] [stdout] 25907f4362b22e583cc6f7288254228d248f3a849eee9ae49c2b8012afd39ac1
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8f1d1a87d304aee9cc95790ff21e9b83a44a2e9e9434c7cf8cdc8578b82fbd77
[INFO] running `"docker" "start" "-a" "8f1d1a87d304aee9cc95790ff21e9b83a44a2e9e9434c7cf8cdc8578b82fbd77"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple_rust_webserver-80eeb77e8679aab1
[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 `"docker" "inspect" "8f1d1a87d304aee9cc95790ff21e9b83a44a2e9e9434c7cf8cdc8578b82fbd77"`
[INFO] running `"docker" "rm" "-f" "8f1d1a87d304aee9cc95790ff21e9b83a44a2e9e9434c7cf8cdc8578b82fbd77"`
[INFO] [stdout] 8f1d1a87d304aee9cc95790ff21e9b83a44a2e9e9434c7cf8cdc8578b82fbd77