[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] testing xuhaojie/actix-web-handler-calling-mechanism-simulation against 1.59.0 for beta-1.60-1
[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-25/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-25/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xuhaojie/actix-web-handler-calling-mechanism-simulation on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-25/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: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69f6170e321ea345b298925aa06e19e52b8be190303d267622bd390ee0a89c69
[INFO] running `Command { std: "docker" "start" "-a" "69f6170e321ea345b298925aa06e19e52b8be190303d267622bd390ee0a89c69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69f6170e321ea345b298925aa06e19e52b8be190303d267622bd390ee0a89c69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69f6170e321ea345b298925aa06e19e52b8be190303d267622bd390ee0a89c69", kill_on_drop: false }`
[INFO] [stdout] 69f6170e321ea345b298925aa06e19e52b8be190303d267622bd390ee0a89c69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d508bfb187a1a0a758145467910f6abed0fac81096ff049470765c1c2f2d55cc
[INFO] running `Command { std: "docker" "start" "-a" "d508bfb187a1a0a758145467910f6abed0fac81096ff049470765c1c2f2d55cc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling 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: `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: `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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.08s
[INFO] running `Command { std: "docker" "inspect" "d508bfb187a1a0a758145467910f6abed0fac81096ff049470765c1c2f2d55cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d508bfb187a1a0a758145467910f6abed0fac81096ff049470765c1c2f2d55cc", kill_on_drop: false }`
[INFO] [stdout] d508bfb187a1a0a758145467910f6abed0fac81096ff049470765c1c2f2d55cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46686f497f77639f56e2742c0a1760ffca956f7be579cace3aeaa399b7748852
[INFO] running `Command { std: "docker" "start" "-a" "46686f497f77639f56e2742c0a1760ffca956f7be579cace3aeaa399b7748852", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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: `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: `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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "46686f497f77639f56e2742c0a1760ffca956f7be579cace3aeaa399b7748852", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46686f497f77639f56e2742c0a1760ffca956f7be579cace3aeaa399b7748852", kill_on_drop: false }`
[INFO] [stdout] 46686f497f77639f56e2742c0a1760ffca956f7be579cace3aeaa399b7748852
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 477ea244dc8bc48e2123fe9f93ccf3d82ad35ff834164e3cb12bbc3371c98fe1
[INFO] running `Command { std: "docker" "start" "-a" "477ea244dc8bc48e2123fe9f93ccf3d82ad35ff834164e3cb12bbc3371c98fe1", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `f`
[INFO] [stderr]    --> src/main.rs:235:32
[INFO] [stderr]     |
[INFO] [stderr] 235 | async fn new_user(msg: String, f: f64) -> String {
[INFO] [stderr]     |                                ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]    --> src/main.rs:240:25
[INFO] [stderr]     |
[INFO] [stderr] 240 | async fn logout(i: i32, msg: String) -> f64 {
[INFO] [stderr]     |                         ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]    --> src/main.rs:245:20
[INFO] [stderr]     |
[INFO] [stderr] 245 | async fn list_user(msg: String, f: f64, i: i32) -> f64 {
[INFO] [stderr]     |                    ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/main.rs:245:41
[INFO] [stderr]     |
[INFO] [stderr] 245 | async fn list_user(msg: String, f: f64, i: i32) -> f64 {
[INFO] [stderr]     |                                         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: `actix-web-handler-calling-mechanism-simulation` (bin "actix-web-handler-calling-mechanism-simulation" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/actix_web_handler_calling_mechanism_simulation-3aecee04b43b7ce1)
[INFO] [stdout] 
[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" "477ea244dc8bc48e2123fe9f93ccf3d82ad35ff834164e3cb12bbc3371c98fe1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "477ea244dc8bc48e2123fe9f93ccf3d82ad35ff834164e3cb12bbc3371c98fe1", kill_on_drop: false }`
[INFO] [stdout] 477ea244dc8bc48e2123fe9f93ccf3d82ad35ff834164e3cb12bbc3371c98fe1