[INFO] cloning repository https://github.com/vitaly-m/rust-calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vitaly-m/rust-calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvitaly-m%2Frust-calculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvitaly-m%2Frust-calculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d0e339eadde7ad2896f44c5c1157dce4fa425f9d
[INFO] checking vitaly-m/rust-calculator against 34f4a807e2d84184fff4e42d4539092569b6fcd6 for pr-164081
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvitaly-m%2Frust-calculator" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vitaly-m/rust-calculator
[INFO] finished tweaking git repo https://github.com/vitaly-m/rust-calculator
[INFO] tweaked toml for git repo https://github.com/vitaly-m/rust-calculator written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vitaly-m/rust-calculator on toolchain 34f4a807e2d84184fff4e42d4539092569b6fcd6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+34f4a807e2d84184fff4e42d4539092569b6fcd6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vitaly-m/rust-calculator 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" "+34f4a807e2d84184fff4e42d4539092569b6fcd6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 8276c538ee790fa4a4fc751db75cbf9533117263791d00792af5da21137ee7ef
[INFO] running `Command { std: "docker" "start" "8276c538ee790fa4a4fc751db75cbf9533117263791d00792af5da21137ee7ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8276c538ee790fa4a4fc751db75cbf9533117263791d00792af5da21137ee7ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8276c538ee790fa4a4fc751db75cbf9533117263791d00792af5da21137ee7ef" "/opt/rustwide/cargo-home/bin/cargo" "+34f4a807e2d84184fff4e42d4539092569b6fcd6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8276c538ee790fa4a4fc751db75cbf9533117263791d00792af5da21137ee7ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8276c538ee790fa4a4fc751db75cbf9533117263791d00792af5da21137ee7ef" "/opt/rustwide/cargo-home/bin/cargo" "+34f4a807e2d84184fff4e42d4539092569b6fcd6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]     Checking calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl u8>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/parser.rs:135:13
[INFO] [stdout]     |
[INFO] [stdout] 135 |         u8::max_value()
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stdout] warning: unused import: `black_box`
[INFO] [stdout]  --> benches/my_benchmark.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | use criterion::{black_box, criterion_group, criterion_main, Criterion};
[INFO] [stdout]   |                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> benches/my_benchmark.rs:10:47
[INFO] [stdout]    |
[INFO] [stdout] 10 |         b.iter(|| if let EvaluableResult::F64(v) = e.eval() {})
[INFO] [stdout]    |                                               ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::num::<impl u8>::max_value`: replaced by the `MAX` associated constant on this type
[INFO] [stdout]    --> src/parser.rs:135:13
[INFO] [stdout]     |
[INFO] [stdout] 135 |         u8::max_value()
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.55s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "8276c538ee790fa4a4fc751db75cbf9533117263791d00792af5da21137ee7ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8276c538ee790fa4a4fc751db75cbf9533117263791d00792af5da21137ee7ef", kill_on_drop: false }`
[INFO] [stdout] 8276c538ee790fa4a4fc751db75cbf9533117263791d00792af5da21137ee7ef
