[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 master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmartingrzzler%2Frust-http-server" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/martingrzzler/rust-http-server on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-3/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c20629f8cd44ebf79f360242b92c2f62bb040b136ffa0693de376f927f3c06a3
[INFO] running `Command { std: "docker" "start" "-a" "c20629f8cd44ebf79f360242b92c2f62bb040b136ffa0693de376f927f3c06a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c20629f8cd44ebf79f360242b92c2f62bb040b136ffa0693de376f927f3c06a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c20629f8cd44ebf79f360242b92c2f62bb040b136ffa0693de376f927f3c06a3", kill_on_drop: false }`
[INFO] [stdout] c20629f8cd44ebf79f360242b92c2f62bb040b136ffa0693de376f927f3c06a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00b2801c0a497109e84c5c6d4f5b19571fc23c81dd73920c8d9a27b68837e624
[INFO] running `Command { std: "docker" "start" "-a" "00b2801c0a497109e84c5c6d4f5b19571fc23c81dd73920c8d9a27b68837e624", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.94s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "00b2801c0a497109e84c5c6d4f5b19571fc23c81dd73920c8d9a27b68837e624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00b2801c0a497109e84c5c6d4f5b19571fc23c81dd73920c8d9a27b68837e624", kill_on_drop: false }`
[INFO] [stdout] 00b2801c0a497109e84c5c6d4f5b19571fc23c81dd73920c8d9a27b68837e624
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2e6850caf5a30f2f88d9beab37a3f6baea47946ebdcce261ebcfe6534aeb155
[INFO] running `Command { std: "docker" "start" "-a" "d2e6850caf5a30f2f88d9beab37a3f6baea47946ebdcce261ebcfe6534aeb155", 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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d2e6850caf5a30f2f88d9beab37a3f6baea47946ebdcce261ebcfe6534aeb155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2e6850caf5a30f2f88d9beab37a3f6baea47946ebdcce261ebcfe6534aeb155", kill_on_drop: false }`
[INFO] [stdout] d2e6850caf5a30f2f88d9beab37a3f6baea47946ebdcce261ebcfe6534aeb155
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9eac72f850765a3e0a77022a496fbf8e4d90d57d9c5eb1c0a3f192f4d1f3e04b
[INFO] running `Command { std: "docker" "start" "-a" "9eac72f850765a3e0a77022a496fbf8e4d90d57d9c5eb1c0a3f192f4d1f3e04b", 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: `server` (bin "server" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/server-426981881f2ec87f)
[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" "9eac72f850765a3e0a77022a496fbf8e4d90d57d9c5eb1c0a3f192f4d1f3e04b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eac72f850765a3e0a77022a496fbf8e4d90d57d9c5eb1c0a3f192f4d1f3e04b", kill_on_drop: false }`
[INFO] [stdout] 9eac72f850765a3e0a77022a496fbf8e4d90d57d9c5eb1c0a3f192f4d1f3e04b