[INFO] cloning repository https://github.com/martingrzzler/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/martingrzzler/rust-http-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartingrzzler%2Frust-http-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartingrzzler%2Frust-http-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f103d69346cd937db53aa5147d0e0b81f731f22f
[INFO] testing martingrzzler/rust-http-server against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartingrzzler%2Frust-http-server" "/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/martingrzzler/rust-http-server on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/martingrzzler/rust-http-server
[INFO] finished tweaking git repo https://github.com/martingrzzler/rust-http-server
[INFO] tweaked toml for git repo https://github.com/martingrzzler/rust-http-server written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/martingrzzler/rust-http-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd12debcaabec09be1afd77c64adc4aeb109240eb4b4c329e628988eab468aa6
[INFO] running `Command { std: "docker" "start" "-a" "cd12debcaabec09be1afd77c64adc4aeb109240eb4b4c329e628988eab468aa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd12debcaabec09be1afd77c64adc4aeb109240eb4b4c329e628988eab468aa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd12debcaabec09be1afd77c64adc4aeb109240eb4b4c329e628988eab468aa6", kill_on_drop: false }`
[INFO] [stdout] cd12debcaabec09be1afd77c64adc4aeb109240eb4b4c329e628988eab468aa6
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c6a47df417acebed6ec341cf11bc30a3924189e8eaad9f849b473548049d7ac
[INFO] running `Command { std: "docker" "start" "-a" "8c6a47df417acebed6ec341cf11bc30a3924189e8eaad9f849b473548049d7ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `key` is never read
[INFO] [stdout]   --> src/http/query_string.rs:24:15
[INFO] [stdout]    |
[INFO] [stdout] 24 |       let mut key = sub_str;
[INFO] [stdout]    |               ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `val` is never read
[INFO] [stdout]   --> src/http/query_string.rs:25:15
[INFO] [stdout]    |
[INFO] [stdout] 25 |       let mut val = "";
[INFO] [stdout]    |               ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "8c6a47df417acebed6ec341cf11bc30a3924189e8eaad9f849b473548049d7ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c6a47df417acebed6ec341cf11bc30a3924189e8eaad9f849b473548049d7ac", kill_on_drop: false }`
[INFO] [stdout] 8c6a47df417acebed6ec341cf11bc30a3924189e8eaad9f849b473548049d7ac
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04cc6f78d536780c35f01636abb96389fc509a374a85206e12ed41220aab1467
[INFO] running `Command { std: "docker" "start" "-a" "04cc6f78d536780c35f01636abb96389fc509a374a85206e12ed41220aab1467", kill_on_drop: false }`
[INFO] [stderr]    Compiling server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `key` is never read
[INFO] [stdout]   --> src/http/query_string.rs:24:15
[INFO] [stdout]    |
[INFO] [stdout] 24 |       let mut key = sub_str;
[INFO] [stdout]    |               ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `val` is never read
[INFO] [stdout]   --> src/http/query_string.rs:25:15
[INFO] [stdout]    |
[INFO] [stdout] 25 |       let mut val = "";
[INFO] [stdout]    |               ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "04cc6f78d536780c35f01636abb96389fc509a374a85206e12ed41220aab1467", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04cc6f78d536780c35f01636abb96389fc509a374a85206e12ed41220aab1467", kill_on_drop: false }`
[INFO] [stdout] 04cc6f78d536780c35f01636abb96389fc509a374a85206e12ed41220aab1467
[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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 66a7de8321dfe88148807fc009d0006babbec333f02de4b9c844461a9588b722
[INFO] running `Command { std: "docker" "start" "-a" "66a7de8321dfe88148807fc009d0006babbec333f02de4b9c844461a9588b722", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `key` is never read
[INFO] [stderr]   --> src/http/query_string.rs:24:15
[INFO] [stderr]    |
[INFO] [stderr] 24 |       let mut key = sub_str;
[INFO] [stderr]    |               ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `val` is never read
[INFO] [stderr]   --> src/http/query_string.rs:25:15
[INFO] [stderr]    |
[INFO] [stderr] 25 |       let mut val = "";
[INFO] [stderr]    |               ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/server-426981881f2ec87f)
[INFO] running `Command { std: "docker" "inspect" "66a7de8321dfe88148807fc009d0006babbec333f02de4b9c844461a9588b722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66a7de8321dfe88148807fc009d0006babbec333f02de4b9c844461a9588b722", kill_on_drop: false }`
[INFO] [stdout] 66a7de8321dfe88148807fc009d0006babbec333f02de4b9c844461a9588b722