[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 master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[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-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xuhaojie/actix-web-handler-calling-mechanism-simulation 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 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-12/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eaf39e8a9cb07a7ed4c43cbce2745603f5b911a2f06636c128d7a27872a192ca
[INFO] running `Command { std: "docker" "start" "-a" "eaf39e8a9cb07a7ed4c43cbce2745603f5b911a2f06636c128d7a27872a192ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eaf39e8a9cb07a7ed4c43cbce2745603f5b911a2f06636c128d7a27872a192ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaf39e8a9cb07a7ed4c43cbce2745603f5b911a2f06636c128d7a27872a192ca", kill_on_drop: false }`
[INFO] [stdout] eaf39e8a9cb07a7ed4c43cbce2745603f5b911a2f06636c128d7a27872a192ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ed4843fbea976be49ba36f2b891b2a12f781d780597eb4bda0ce448b54a748cd
[INFO] running `Command { std: "docker" "start" "-a" "ed4843fbea976be49ba36f2b891b2a12f781d780597eb4bda0ce448b54a748cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling futures-channel v0.3.18
[INFO] [stderr]    Compiling futures-macro v0.3.18
[INFO] [stderr]    Compiling futures-util v0.3.18
[INFO] [stderr]    Compiling futures-executor v0.3.18
[INFO] [stderr]    Compiling futures v0.3.18
[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 21.79s
[INFO] running `Command { std: "docker" "inspect" "ed4843fbea976be49ba36f2b891b2a12f781d780597eb4bda0ce448b54a748cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed4843fbea976be49ba36f2b891b2a12f781d780597eb4bda0ce448b54a748cd", kill_on_drop: false }`
[INFO] [stdout] ed4843fbea976be49ba36f2b891b2a12f781d780597eb4bda0ce448b54a748cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 42e95d60d07dfa316a5126f599f3ab75087f62acd5318fee36ab895f7ed5770a
[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" "42e95d60d07dfa316a5126f599f3ab75087f62acd5318fee36ab895f7ed5770a", 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 0.90s
[INFO] running `Command { std: "docker" "inspect" "42e95d60d07dfa316a5126f599f3ab75087f62acd5318fee36ab895f7ed5770a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42e95d60d07dfa316a5126f599f3ab75087f62acd5318fee36ab895f7ed5770a", kill_on_drop: false }`
[INFO] [stdout] 42e95d60d07dfa316a5126f599f3ab75087f62acd5318fee36ab895f7ed5770a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] f22e429dc08f5552ab4e5a74f94c8d42e99a0288a13a0b4f0f26c927d126c5d6
[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" "f22e429dc08f5552ab4e5a74f94c8d42e99a0288a13a0b4f0f26c927d126c5d6", 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 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/actix_web_handler_calling_mechanism_simulation-8280a6b3f4cb5108)
[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" "f22e429dc08f5552ab4e5a74f94c8d42e99a0288a13a0b4f0f26c927d126c5d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f22e429dc08f5552ab4e5a74f94c8d42e99a0288a13a0b4f0f26c927d126c5d6", kill_on_drop: false }`
[INFO] [stdout] f22e429dc08f5552ab4e5a74f94c8d42e99a0288a13a0b4f0f26c927d126c5d6