[INFO] cloning repository https://github.com/hanshou101/Rust_HelloWorld
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hanshou101/Rust_HelloWorld" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhanshou101%2FRust_HelloWorld", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhanshou101%2FRust_HelloWorld'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b9037c828fa97f3a382485bd94aa17bfa7a27a1d
[INFO] checking hanshou101/Rust_HelloWorld against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhanshou101%2FRust_HelloWorld" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hanshou101/Rust_HelloWorld on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hanshou101/Rust_HelloWorld
[INFO] finished tweaking git repo https://github.com/hanshou101/Rust_HelloWorld
[INFO] tweaked toml for git repo https://github.com/hanshou101/Rust_HelloWorld written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/hanshou101/Rust_HelloWorld already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed68d4cc7b2c1107e514319b7570db6352f1e1a7f37650870dc7a6700ba9c2d9
[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" "ed68d4cc7b2c1107e514319b7570db6352f1e1a7f37650870dc7a6700ba9c2d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed68d4cc7b2c1107e514319b7570db6352f1e1a7f37650870dc7a6700ba9c2d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed68d4cc7b2c1107e514319b7570db6352f1e1a7f37650870dc7a6700ba9c2d9", kill_on_drop: false }`
[INFO] [stdout] ed68d4cc7b2c1107e514319b7570db6352f1e1a7f37650870dc7a6700ba9c2d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86ab72058a2096e2b19dd015f4e37293d9899dc06e4f3eff62d576159b46030a
[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" "86ab72058a2096e2b19dd015f4e37293d9899dc06e4f3eff62d576159b46030a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.13
[INFO] [stderr]    Compiling syn v1.0.22
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.62
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling bumpalo v3.3.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.62
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking bigdecimal v0.1.2
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.62
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.62
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.62
[INFO] [stderr]     Checking js-sys v0.3.39
[INFO] [stderr]     Checking hello_cargo v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Zero`
[INFO] [stdout]  --> src/lib.rs:7:30
[INFO] [stdout]   |
[INFO] [stdout] 7 | use bigdecimal::{BigDecimal, Zero, FromPrimitive, ToPrimitive};
[INFO] [stdout]   |                              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Zero`
[INFO] [stdout]  --> src/lib.rs:7:30
[INFO] [stdout]   |
[INFO] [stdout] 7 | use bigdecimal::{BigDecimal, Zero, FromPrimitive, ToPrimitive};
[INFO] [stdout]   |                              ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:111:30
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub fn minus(a: f64, b: f64, mut vars: Vec<f64>) -> f64 {
[INFO] [stdout]     |                              ----^^^^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:111:30
[INFO] [stdout]     |
[INFO] [stdout] 111 | pub fn minus(a: f64, b: f64, mut vars: Vec<f64>) -> f64 {
[INFO] [stdout]     |                              ----^^^^
[INFO] [stdout]     |                              |
[INFO] [stdout]     |                              help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test____times` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn test____times() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_times`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test____minus` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn test____minus() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_minus`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test____plus` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:62:4
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn test____plus() {
[INFO] [stdout]    |    ^^^^^^^^^^^^ help: convert the identifier to snake case: `test_plus`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test____divide` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:77:4
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn test____divide() {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_divide`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.88s
[INFO] running `Command { std: "docker" "inspect" "86ab72058a2096e2b19dd015f4e37293d9899dc06e4f3eff62d576159b46030a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86ab72058a2096e2b19dd015f4e37293d9899dc06e4f3eff62d576159b46030a", kill_on_drop: false }`
[INFO] [stdout] 86ab72058a2096e2b19dd015f4e37293d9899dc06e4f3eff62d576159b46030a