[INFO] cloning repository https://github.com/xuhaojie/actix-web-handler-calling-mechanism-simulation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xuhaojie/actix-web-handler-calling-mechanism-simulation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxuhaojie%2Factix-web-handler-calling-mechanism-simulation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxuhaojie%2Factix-web-handler-calling-mechanism-simulation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a668f86aa6efc6897401d3adbe55078383b50f48
[INFO] checking xuhaojie/actix-web-handler-calling-mechanism-simulation against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxuhaojie%2Factix-web-handler-calling-mechanism-simulation" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xuhaojie/actix-web-handler-calling-mechanism-simulation on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xuhaojie/actix-web-handler-calling-mechanism-simulation
[INFO] finished tweaking git repo https://github.com/xuhaojie/actix-web-handler-calling-mechanism-simulation
[INFO] tweaked toml for git repo https://github.com/xuhaojie/actix-web-handler-calling-mechanism-simulation written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/xuhaojie/actix-web-handler-calling-mechanism-simulation 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] [stderr]       Adding autocfg v1.3.0
[INFO] [stderr]       Adding futures v0.3.30
[INFO] [stderr]       Adding futures-channel v0.3.30
[INFO] [stderr]       Adding futures-core v0.3.30
[INFO] [stderr]       Adding futures-executor v0.3.30
[INFO] [stderr]       Adding futures-io v0.3.30
[INFO] [stderr]       Adding futures-macro v0.3.30
[INFO] [stderr]       Adding futures-sink v0.3.30
[INFO] [stderr]       Adding futures-task v0.3.30
[INFO] [stderr]       Adding futures-util v0.3.30
[INFO] [stderr]       Adding memchr v2.7.4
[INFO] [stderr]       Adding pin-project-lite v0.2.14
[INFO] [stderr]       Adding pin-utils v0.1.0
[INFO] [stderr]       Adding proc-macro2 v1.0.86
[INFO] [stderr]       Adding quote v1.0.37
[INFO] [stderr]       Adding slab v0.4.9
[INFO] [stderr]       Adding syn v2.0.77
[INFO] [stderr]       Adding unicode-ident v1.0.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09a67dff6d0f27dde5260f3b8ea4924c9f23d97a58b19c68da732b66bb6201a6
[INFO] running `Command { std: "docker" "start" "-a" "09a67dff6d0f27dde5260f3b8ea4924c9f23d97a58b19c68da732b66bb6201a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09a67dff6d0f27dde5260f3b8ea4924c9f23d97a58b19c68da732b66bb6201a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09a67dff6d0f27dde5260f3b8ea4924c9f23d97a58b19c68da732b66bb6201a6", kill_on_drop: false }`
[INFO] [stdout] 09a67dff6d0f27dde5260f3b8ea4924c9f23d97a58b19c68da732b66bb6201a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18f7a4724215903b35b367a2a71c21693e9484c0f11fb77d1e044d4e93cd7126
[INFO] running `Command { std: "docker" "start" "-a" "18f7a4724215903b35b367a2a71c21693e9484c0f11fb77d1e044d4e93cd7126", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking actix-web-handler-calling-mechanism-simulation v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/main.rs:235:32
[INFO] [stdout]     |
[INFO] [stdout] 235 | async fn new_user(msg: String, f: f64) -> String {
[INFO] [stdout]     |                                ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/main.rs:235:32
[INFO] [stdout]     |
[INFO] [stdout] 235 | async fn new_user(msg: String, f: f64) -> String {
[INFO] [stdout]     |                                ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]    --> src/main.rs:240:25
[INFO] [stdout]     |
[INFO] [stdout] 240 | async fn logout(i: i32, msg: String) -> f64 {
[INFO] [stdout]     |                         ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]    --> src/main.rs:240:25
[INFO] [stdout]     |
[INFO] [stdout] 240 | async fn logout(i: i32, msg: String) -> f64 {
[INFO] [stdout]     |                         ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]    --> src/main.rs:245:20
[INFO] [stdout]     |
[INFO] [stdout] 245 | async fn list_user(msg: String, f: f64, i: i32) -> f64 {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]    --> src/main.rs:245:20
[INFO] [stdout]     |
[INFO] [stdout] 245 | async fn list_user(msg: String, f: f64, i: i32) -> f64 {
[INFO] [stdout]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:245:41
[INFO] [stdout]     |
[INFO] [stdout] 245 | async fn list_user(msg: String, f: f64, i: i32) -> f64 {
[INFO] [stdout]     |                                         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/main.rs:245:41
[INFO] [stdout]     |
[INFO] [stdout] 245 | async fn list_user(msg: String, f: f64, i: i32) -> f64 {
[INFO] [stdout]     |                                         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.16s
[INFO] running `Command { std: "docker" "inspect" "18f7a4724215903b35b367a2a71c21693e9484c0f11fb77d1e044d4e93cd7126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18f7a4724215903b35b367a2a71c21693e9484c0f11fb77d1e044d4e93cd7126", kill_on_drop: false }`
[INFO] [stdout] 18f7a4724215903b35b367a2a71c21693e9484c0f11fb77d1e044d4e93cd7126