[INFO] cloning repository https://github.com/akito19/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/akito19/http_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakito19%2Fhttp_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakito19%2Fhttp_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57652529ef07b85c10168e37dbbb0f090a714fa6
[INFO] checking akito19/http_server against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakito19%2Fhttp_server" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/akito19/http_server on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/akito19/http_server
[INFO] finished tweaking git repo https://github.com/akito19/http_server
[INFO] tweaked toml for git repo https://github.com/akito19/http_server written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/akito19/http_server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 722fa36506af1f0e1750c351e30755ae5bc36a7b9b771dd5c3663c5a3a5d0401
[INFO] running `Command { std: "docker" "start" "-a" "722fa36506af1f0e1750c351e30755ae5bc36a7b9b771dd5c3663c5a3a5d0401", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "722fa36506af1f0e1750c351e30755ae5bc36a7b9b771dd5c3663c5a3a5d0401", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "722fa36506af1f0e1750c351e30755ae5bc36a7b9b771dd5c3663c5a3a5d0401", kill_on_drop: false }`
[INFO] [stdout] 722fa36506af1f0e1750c351e30755ae5bc36a7b9b771dd5c3663c5a3a5d0401
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f91dbee4b172fa7e376774680e59a2d18f17bb128b41b13cc4a4bf3e6015faf5
[INFO] running `Command { std: "docker" "start" "-a" "f91dbee4b172fa7e376774680e59a2d18f17bb128b41b13cc4a4bf3e6015faf5", kill_on_drop: false }`
[INFO] [stderr]     Checking http_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `is_complete` and `is_partial` are never used
[INFO] [stdout]   --> src/parser.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl<T> ParseResult<T> {
[INFO] [stdout]    | ---------------------- methods in this implementation
[INFO] [stdout] 10 |     fn is_complete(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     fn is_partial(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "f91dbee4b172fa7e376774680e59a2d18f17bb128b41b13cc4a4bf3e6015faf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f91dbee4b172fa7e376774680e59a2d18f17bb128b41b13cc4a4bf3e6015faf5", kill_on_drop: false }`
[INFO] [stdout] f91dbee4b172fa7e376774680e59a2d18f17bb128b41b13cc4a4bf3e6015faf5
[INFO] checking akito19/http_server against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakito19%2Fhttp_server" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/akito19/http_server on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/akito19/http_server
[INFO] finished tweaking git repo https://github.com/akito19/http_server
[INFO] tweaked toml for git repo https://github.com/akito19/http_server written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/akito19/http_server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e00044cb377a89ea73b2d33dfaf1afa799bbadae70a0b3cfa69a789a1fb2876
[INFO] running `Command { std: "docker" "start" "-a" "6e00044cb377a89ea73b2d33dfaf1afa799bbadae70a0b3cfa69a789a1fb2876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e00044cb377a89ea73b2d33dfaf1afa799bbadae70a0b3cfa69a789a1fb2876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e00044cb377a89ea73b2d33dfaf1afa799bbadae70a0b3cfa69a789a1fb2876", kill_on_drop: false }`
[INFO] [stdout] 6e00044cb377a89ea73b2d33dfaf1afa799bbadae70a0b3cfa69a789a1fb2876
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f817ee427f198fee69efd109f2a93830db750a4fd62ae20104dbf7bfec79f148
[INFO] running `Command { std: "docker" "start" "-a" "f817ee427f198fee69efd109f2a93830db750a4fd62ae20104dbf7bfec79f148", kill_on_drop: false }`
[INFO] [stderr]     Checking http_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `is_complete` and `is_partial` are never used
[INFO] [stdout]   --> src/parser.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl<T> ParseResult<T> {
[INFO] [stdout]    | ---------------------- methods in this implementation
[INFO] [stdout] 10 |     fn is_complete(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     fn is_partial(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "f817ee427f198fee69efd109f2a93830db750a4fd62ae20104dbf7bfec79f148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f817ee427f198fee69efd109f2a93830db750a4fd62ae20104dbf7bfec79f148", kill_on_drop: false }`
[INFO] [stdout] f817ee427f198fee69efd109f2a93830db750a4fd62ae20104dbf7bfec79f148