[INFO] cloning repository https://github.com/CYM5/Simple-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/CYM5/Simple-http-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCYM5%2FSimple-http-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCYM5%2FSimple-http-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6f6efd33502131b7543d04ad73c4c5532bf62859
[INFO] testing CYM5/Simple-http-server against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCYM5%2FSimple-http-server" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CYM5/Simple-http-server 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/CYM5/Simple-http-server
[INFO] finished tweaking git repo https://github.com/CYM5/Simple-http-server
[INFO] tweaked toml for git repo https://github.com/CYM5/Simple-http-server written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/CYM5/Simple-http-server 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 486cab0c125c647aadcaaa44e03b0157508057df678b91deb458f6a526560c28
[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" "486cab0c125c647aadcaaa44e03b0157508057df678b91deb458f6a526560c28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "486cab0c125c647aadcaaa44e03b0157508057df678b91deb458f6a526560c28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "486cab0c125c647aadcaaa44e03b0157508057df678b91deb458f6a526560c28", kill_on_drop: false }`
[INFO] [stdout] 486cab0c125c647aadcaaa44e03b0157508057df678b91deb458f6a526560c28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f37bc3898f36ab91700226896f631dd1d77b9bb0f5d81d68777bb8bb3dc24632
[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" "f37bc3898f36ab91700226896f631dd1d77b9bb0f5d81d68777bb8bb3dc24632", kill_on_drop: false }`
[INFO] [stderr]    Compiling http_server_single_thread v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `request`, `response`
[INFO] [stdout]  --> src/server.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::http::{request, response};
[INFO] [stdout]   |                   ^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::query_string`
[INFO] [stdout]  --> src/http/request.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::query_string;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/http/query_string.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |             let mut valu_exit = s_string.find("=");
[INFO] [stdout]    |                 ----^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/server.rs:62:33
[INFO] [stdout]    |
[INFO] [stdout] 62 | ...                   write!(stream, "{}", resp);
[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]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/server.rs:66:33
[INFO] [stdout]    |
[INFO] [stdout] 66 | ...                   write!(stream, "{}", response);}
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "f37bc3898f36ab91700226896f631dd1d77b9bb0f5d81d68777bb8bb3dc24632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f37bc3898f36ab91700226896f631dd1d77b9bb0f5d81d68777bb8bb3dc24632", kill_on_drop: false }`
[INFO] [stdout] f37bc3898f36ab91700226896f631dd1d77b9bb0f5d81d68777bb8bb3dc24632
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bff38c92fe47d3e61cf93795cfd0e03cef5f3477d3246383bb8c8ed68f6b81d0
[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" "bff38c92fe47d3e61cf93795cfd0e03cef5f3477d3246383bb8c8ed68f6b81d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling http_server_single_thread v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `request`, `response`
[INFO] [stdout]  --> src/server.rs:3:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::http::{request, response};
[INFO] [stdout]   |                   ^^^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::query_string`
[INFO] [stdout]  --> src/http/request.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::query_string;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/http/query_string.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |             let mut valu_exit = s_string.find("=");
[INFO] [stdout]    |                 ----^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/server.rs:62:33
[INFO] [stdout]    |
[INFO] [stdout] 62 | ...                   write!(stream, "{}", resp);
[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]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/server.rs:66:33
[INFO] [stdout]    |
[INFO] [stdout] 66 | ...                   write!(stream, "{}", response);}
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "bff38c92fe47d3e61cf93795cfd0e03cef5f3477d3246383bb8c8ed68f6b81d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bff38c92fe47d3e61cf93795cfd0e03cef5f3477d3246383bb8c8ed68f6b81d0", kill_on_drop: false }`
[INFO] [stdout] bff38c92fe47d3e61cf93795cfd0e03cef5f3477d3246383bb8c8ed68f6b81d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5da94d562c184df0715fb89a51d0fa17556caa5113bdb849051be1acf2dd14c4
[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" "5da94d562c184df0715fb89a51d0fa17556caa5113bdb849051be1acf2dd14c4", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `request`, `response`
[INFO] [stderr]  --> src/server.rs:3:19
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::http::{request, response};
[INFO] [stderr]   |                   ^^^^^^^  ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::query_string`
[INFO] [stderr]  --> src/http/request.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use super::query_string;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/http/query_string.rs:25:17
[INFO] [stderr]    |
[INFO] [stderr] 25 |             let mut valu_exit = s_string.find("=");
[INFO] [stderr]    |                 ----^^^^^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/server.rs:62:33
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 62 | ...                   write!(stream, "{}", resp);
[INFO] [stdout] 
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/server.rs:66:33
[INFO] [stderr]    |
[INFO] [stderr] 66 | ...                   write!(stream, "{}", response);}
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/http_server_single_thread-159ae226db47df55
[INFO] running `Command { std: "docker" "inspect" "5da94d562c184df0715fb89a51d0fa17556caa5113bdb849051be1acf2dd14c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5da94d562c184df0715fb89a51d0fa17556caa5113bdb849051be1acf2dd14c4", kill_on_drop: false }`
[INFO] [stdout] 5da94d562c184df0715fb89a51d0fa17556caa5113bdb849051be1acf2dd14c4