[INFO] fetching crate burner 0.2.3...
[INFO] testing burner-0.2.3 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate burner 0.2.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate burner 0.2.3 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate burner 0.2.3
[INFO] finished tweaking crates.io crate burner 0.2.3
[INFO] tweaked toml for crates.io crate burner 0.2.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 204c0c77853b6401f363190b52d88b58ca78774ee41df40e6a132e9cba516460
[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" "204c0c77853b6401f363190b52d88b58ca78774ee41df40e6a132e9cba516460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "204c0c77853b6401f363190b52d88b58ca78774ee41df40e6a132e9cba516460", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "204c0c77853b6401f363190b52d88b58ca78774ee41df40e6a132e9cba516460", kill_on_drop: false }`
[INFO] [stdout] 204c0c77853b6401f363190b52d88b58ca78774ee41df40e6a132e9cba516460
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b8d3c61a7aa05ac96a26a63e754b6a6719d5b7563922bdcb30e7d5ae2ea388c
[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" "2b8d3c61a7aa05ac96a26a63e754b6a6719d5b7563922bdcb30e7d5ae2ea388c", 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]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling burner v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]  --> src/route.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde_json::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Value`, `json`
[INFO] [stdout]  --> src/server.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde_json::{Value, json};
[INFO] [stdout]   |                  ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]  --> src/router.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde_json::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `status_message`
[INFO] [stdout]   --> src/response.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let status_message = self.get_status_message();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_status_message`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/server.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 Err(err) => {
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `handler`
[INFO] [stdout]   --> src/route.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     handler: Middleware
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `handle`
[INFO] [stdout]   --> src/route.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn handle(&self, req: &Request, res: &Response){
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/thread_pool.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     id: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/route.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         &(self.handler)(req, res);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let _ = &(self.handler)(req, res);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/route.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         &(self.handler)(req, res);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let _ = &(self.handler)(req, res);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.22s
[INFO] running `Command { std: "docker" "inspect" "2b8d3c61a7aa05ac96a26a63e754b6a6719d5b7563922bdcb30e7d5ae2ea388c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b8d3c61a7aa05ac96a26a63e754b6a6719d5b7563922bdcb30e7d5ae2ea388c", kill_on_drop: false }`
[INFO] [stdout] 2b8d3c61a7aa05ac96a26a63e754b6a6719d5b7563922bdcb30e7d5ae2ea388c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7bf01140354634a6fed9a615b19f06271872a464daab7c2c2e67f4c45bb40f5e
[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" "7bf01140354634a6fed9a615b19f06271872a464daab7c2c2e67f4c45bb40f5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling burner v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]  --> src/route.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde_json::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Value`, `json`
[INFO] [stdout]  --> src/server.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde_json::{Value, json};
[INFO] [stdout]   |                  ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]  --> src/router.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde_json::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `status_message`
[INFO] [stdout]   --> src/response.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let status_message = self.get_status_message();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_status_message`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/server.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 Err(err) => {
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `handler`
[INFO] [stdout]   --> src/route.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     handler: Middleware
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `handle`
[INFO] [stdout]   --> src/route.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn handle(&self, req: &Request, res: &Response){
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/thread_pool.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     id: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/route.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         &(self.handler)(req, res);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let _ = &(self.handler)(req, res);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/route.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         &(self.handler)(req, res);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let _ = &(self.handler)(req, res);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]  --> src/route.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde_json::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Value`, `json`
[INFO] [stdout]  --> src/server.rs:4:18
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde_json::{Value, json};
[INFO] [stdout]   |                  ^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]  --> src/router.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde_json::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]   --> tests/main.rs:42:25
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let get_post = |req: &Request, res: &mut Response| {
[INFO] [stdout]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> tests/main.rs:42:40
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let get_post = |req: &Request, res: &mut Response| {
[INFO] [stdout]    |                                        ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `req`
[INFO] [stdout]   --> tests/main.rs:46:28
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let create_post = |req: &Request, res: &mut Response| {
[INFO] [stdout]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> tests/main.rs:46:43
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let create_post = |req: &Request, res: &mut Response| {
[INFO] [stdout]    |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `dummy_test`
[INFO] [stdout]   --> tests/main.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 13 |     fn dummy_test(){
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `status_message`
[INFO] [stdout]   --> src/response.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let status_message = self.get_status_message();
[INFO] [stdout]    |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_status_message`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/server.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 Err(err) => {
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `handler`
[INFO] [stdout]   --> src/route.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     handler: Middleware
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `handle`
[INFO] [stdout]   --> src/route.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn handle(&self, req: &Request, res: &Response){
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/thread_pool.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     id: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/route.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 23 |         &(self.handler)(req, res);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let _ = &(self.handler)(req, res);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/route.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |         &(self.handler)(req, res);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 44 |         let _ = &(self.handler)(req, res);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "7bf01140354634a6fed9a615b19f06271872a464daab7c2c2e67f4c45bb40f5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bf01140354634a6fed9a615b19f06271872a464daab7c2c2e67f4c45bb40f5e", kill_on_drop: false }`
[INFO] [stdout] 7bf01140354634a6fed9a615b19f06271872a464daab7c2c2e67f4c45bb40f5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1fe5b00be9086e737aeeb11f10c23b60524e1856db0a0c6a1f1421bd614e166a
[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" "1fe5b00be9086e737aeeb11f10c23b60524e1856db0a0c6a1f1421bd614e166a", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `serde_json::Value`
[INFO] [stderr]  --> src/route.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use serde_json::Value;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Value`, `json`
[INFO] [stderr]  --> src/server.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 | use serde_json::{Value, json};
[INFO] [stderr]   |                  ^^^^^  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde_json::Value`
[INFO] [stderr]  --> src/router.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use serde_json::Value;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `status_message`
[INFO] [stderr]   --> src/response.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let status_message = self.get_status_message();
[INFO] [stderr]    |             ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_status_message`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/server.rs:66:21
[INFO] [stderr]    |
[INFO] [stderr] 66 |                 Err(err) => {
[INFO] [stderr]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `handler`
[INFO] [stderr]   --> src/route.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     handler: Middleware
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `handle`
[INFO] [stderr]   --> src/route.rs:43:12
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn handle(&self, req: &Request, res: &Response){
[INFO] [stderr]    |            ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `id`
[INFO] [stderr]   --> src/thread_pool.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     id: usize,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/route.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |         &(self.handler)(req, res);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 23 |         let _ = &(self.handler)(req, res);
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/route.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         &(self.handler)(req, res);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 44 |         let _ = &(self.handler)(req, res);
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `burner` (lib) generated 10 warnings
[INFO] [stderr] warning: `burner` (lib test) generated 10 warnings (10 duplicates)
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]   --> tests/main.rs:42:25
[INFO] [stderr]    |
[INFO] [stderr] 42 |         let get_post = |req: &Request, res: &mut Response| {
[INFO] [stderr]    |                         ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]   --> tests/main.rs:42:40
[INFO] [stderr]    |
[INFO] [stderr] 42 |         let get_post = |req: &Request, res: &mut Response| {
[INFO] [stderr]    |                                        ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `req`
[INFO] [stderr]   --> tests/main.rs:46:28
[INFO] [stderr]    |
[INFO] [stderr] 46 |         let create_post = |req: &Request, res: &mut Response| {
[INFO] [stderr]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_req`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]   --> tests/main.rs:46:43
[INFO] [stderr]    |
[INFO] [stderr] 46 |         let create_post = |req: &Request, res: &mut Response| {
[INFO] [stderr]    |                                           ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `dummy_test`
[INFO] [stderr]   --> tests/main.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 |     fn dummy_test(){
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `burner` (test "main") generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/burner-1ea6b07c1c6cdb9e)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test router::shuld_collect_route_params_from_path ... ok
[INFO] [stdout] test router::shuld_match_path ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/main.rs (/opt/rustwide/target/debug/deps/main-2acf7110f07c4717)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::port_test has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "1fe5b00be9086e737aeeb11f10c23b60524e1856db0a0c6a1f1421bd614e166a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fe5b00be9086e737aeeb11f10c23b60524e1856db0a0c6a1f1421bd614e166a", kill_on_drop: false }`
[INFO] [stdout] 1fe5b00be9086e737aeeb11f10c23b60524e1856db0a0c6a1f1421bd614e166a