[INFO] cloning repository https://github.com/TheCob11/calculator-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheCob11/calculator-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheCob11%2Fcalculator-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheCob11%2Fcalculator-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff16909a7fa4606dff8f2a48bf7ef43fa548d4bd
[INFO] checking TheCob11/calculator-rs against try#5de9e0e6cf775e94e0de2003f35e183f3f77bfe8 for pr-143808
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheCob11%2Fcalculator-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/TheCob11/calculator-rs
[INFO] finished tweaking git repo https://github.com/TheCob11/calculator-rs
[INFO] tweaked toml for git repo https://github.com/TheCob11/calculator-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TheCob11/calculator-rs on toolchain 5de9e0e6cf775e94e0de2003f35e183f3f77bfe8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/TheCob11/calculator-rs 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" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking TheCob11/calculator-rs against try#5de9e0e6cf775e94e0de2003f35e183f3f77bfe8 for pr-143808
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheCob11%2Fcalculator-rs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/TheCob11/calculator-rs
[INFO] finished tweaking git repo https://github.com/TheCob11/calculator-rs
[INFO] tweaked toml for git repo https://github.com/TheCob11/calculator-rs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/TheCob11/calculator-rs on toolchain 5de9e0e6cf775e94e0de2003f35e183f3f77bfe8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/TheCob11/calculator-rs 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" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a878eefed9c31642971ee24a6e2b78c9a305a8963d3621b7759b687034a6b91
[INFO] running `Command { std: "docker" "start" "-a" "7a878eefed9c31642971ee24a6e2b78c9a305a8963d3621b7759b687034a6b91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a878eefed9c31642971ee24a6e2b78c9a305a8963d3621b7759b687034a6b91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a878eefed9c31642971ee24a6e2b78c9a305a8963d3621b7759b687034a6b91", kill_on_drop: false }`
[INFO] [stdout] 7a878eefed9c31642971ee24a6e2b78c9a305a8963d3621b7759b687034a6b91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+5de9e0e6cf775e94e0de2003f35e183f3f77bfe8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6bfb48f841707e7bce0a3f8f44c0d1299989b3963e7382f1244e21699e8a79b
[INFO] running `Command { std: "docker" "start" "-a" "c6bfb48f841707e7bce0a3f8f44c0d1299989b3963e7382f1244e21699e8a79b", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling thiserror v1.0.58
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]     Checking getrandom v0.2.14
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of a double negation
[INFO] [stdout]   --> src/tests.rs:33:34
[INFO] [stdout]    |
[INFO] [stdout] 33 |     test_calc("----5+3**2/15", ----5. + 3f64.powf(2.) / 15.)
[INFO] [stdout]    |                                  ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the prefix `--` could be misinterpreted as a decrement operator which exists in other languages
[INFO] [stdout]    = note: use `-= 1` if you meant to decrement the value
[INFO] [stdout]    = note: `#[warn(double_negations)]` on by default
[INFO] [stdout] help: add parentheses for clarity
[INFO] [stdout]    |
[INFO] [stdout] 33 |     test_calc("----5+3**2/15", ---(-5.) + 3f64.powf(2.) / 15.)
[INFO] [stdout]    |                                   +   +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.98s
[INFO] running `Command { std: "docker" "inspect" "c6bfb48f841707e7bce0a3f8f44c0d1299989b3963e7382f1244e21699e8a79b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6bfb48f841707e7bce0a3f8f44c0d1299989b3963e7382f1244e21699e8a79b", kill_on_drop: false }`
[INFO] [stdout] c6bfb48f841707e7bce0a3f8f44c0d1299989b3963e7382f1244e21699e8a79b