[INFO] cloning repository https://github.com/tandalesc/rust-web-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tandalesc/rust-web-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftandalesc%2Frust-web-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftandalesc%2Frust-web-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d4bac6a81b2cea81e007c372e178cde6b1e51f00
[INFO] checking tandalesc/rust-web-server against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftandalesc%2Frust-web-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/tandalesc/rust-web-server on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tandalesc/rust-web-server
[INFO] finished tweaking git repo https://github.com/tandalesc/rust-web-server
[INFO] tweaked toml for git repo https://github.com/tandalesc/rust-web-server written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/tandalesc/rust-web-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25f4755d6a470a8b857680496e5c211daa52c50d40ee5ac0d0f2469ba33e813e
[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" "25f4755d6a470a8b857680496e5c211daa52c50d40ee5ac0d0f2469ba33e813e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25f4755d6a470a8b857680496e5c211daa52c50d40ee5ac0d0f2469ba33e813e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25f4755d6a470a8b857680496e5c211daa52c50d40ee5ac0d0f2469ba33e813e", kill_on_drop: false }`
[INFO] [stdout] 25f4755d6a470a8b857680496e5c211daa52c50d40ee5ac0d0f2469ba33e813e
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ac4d02578bc30bd13572c071dc1cf1e9a003d70d58f713e12aa9463cd46a027
[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" "4ac4d02578bc30bd13572c071dc1cf1e9a003d70d58f713e12aa9463cd46a027", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rust-web-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/controller.rs:9:27
[INFO] [stdout]   |
[INFO] [stdout] 9 | type RequestHandler = Box<Fn(Request)->Response>;
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Request)->Response`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/controller.rs:9:27
[INFO] [stdout]   |
[INFO] [stdout] 9 | type RequestHandler = Box<Fn(Request)->Response>;
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Request)->Response`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]   --> src/controller.rs:38:27
[INFO] [stdout]    |
[INFO] [stdout] 38 |     return Box::new(move |request| {
[INFO] [stdout]    |                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `request`
[INFO] [stdout]   --> src/controller.rs:38:27
[INFO] [stdout]    |
[INFO] [stdout] 38 |     return Box::new(move |request| {
[INFO] [stdout]    |                           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_request`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `POST`
[INFO] [stdout]  --> src/http.rs:3:2
[INFO] [stdout]   |
[INFO] [stdout] 3 |     POST,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PUT`
[INFO] [stdout]  --> src/http.rs:5:2
[INFO] [stdout]   |
[INFO] [stdout] 5 |     PUT,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DELETE`
[INFO] [stdout]  --> src/http.rs:6:2
[INFO] [stdout]   |
[INFO] [stdout] 6 |     DELETE
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `POST`
[INFO] [stdout]  --> src/http.rs:3:2
[INFO] [stdout]   |
[INFO] [stdout] 3 |     POST,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `PUT`
[INFO] [stdout]  --> src/http.rs:5:2
[INFO] [stdout]   |
[INFO] [stdout] 5 |     PUT,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DELETE`
[INFO] [stdout]  --> src/http.rs:6:2
[INFO] [stdout]   |
[INFO] [stdout] 6 |     DELETE
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.61s
[INFO] running `Command { std: "docker" "inspect" "4ac4d02578bc30bd13572c071dc1cf1e9a003d70d58f713e12aa9463cd46a027", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ac4d02578bc30bd13572c071dc1cf1e9a003d70d58f713e12aa9463cd46a027", kill_on_drop: false }`
[INFO] [stdout] 4ac4d02578bc30bd13572c071dc1cf1e9a003d70d58f713e12aa9463cd46a027