[INFO] cloning repository https://github.com/NeiwKai/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/NeiwKai/calculator.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNeiwKai%2Fcalculator.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNeiwKai%2Fcalculator.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 894d7dbb59833619a9831db2ef4580f899dbf621
[INFO] testing NeiwKai/calculator.rs against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNeiwKai%2Fcalculator.rs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/NeiwKai/calculator.rs
[INFO] finished tweaking git repo https://github.com/NeiwKai/calculator.rs
[INFO] tweaked toml for git repo https://github.com/NeiwKai/calculator.rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/NeiwKai/calculator.rs on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/NeiwKai/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" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a6c2af5d9f67a3567d81ff4b55e600bdaac5a07f4be95a9c7c7c8a9751b1ba1
[INFO] running `Command { std: "docker" "start" "-a" "4a6c2af5d9f67a3567d81ff4b55e600bdaac5a07f4be95a9c7c7c8a9751b1ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a6c2af5d9f67a3567d81ff4b55e600bdaac5a07f4be95a9c7c7c8a9751b1ba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a6c2af5d9f67a3567d81ff4b55e600bdaac5a07f4be95a9c7c7c8a9751b1ba1", kill_on_drop: false }`
[INFO] [stdout] 4a6c2af5d9f67a3567d81ff4b55e600bdaac5a07f4be95a9c7c7c8a9751b1ba1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9b694bf8517f3e7bc21ffda761d4fbe88c1f588faceb74ac3ac7636b9f1b62e
[INFO] running `Command { std: "docker" "start" "-a" "c9b694bf8517f3e7bc21ffda761d4fbe88c1f588faceb74ac3ac7636b9f1b62e", kill_on_drop: false }`
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[INFO] [stderr]    Compiling calculator_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]   --> src/main.rs:90:29
[INFO] [stdout]    |
[INFO] [stdout] 90 | ...                   self.new_var = 7.0;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]   --> src/main.rs:93:29
[INFO] [stdout]    |
[INFO] [stdout] 93 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:112:29
[INFO] [stdout]     |
[INFO] [stdout] 112 | ...                   self.new_var = 8.0;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:115:29
[INFO] [stdout]     |
[INFO] [stdout] 115 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:134:29
[INFO] [stdout]     |
[INFO] [stdout] 134 | ...                   self.new_var = 9.0;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:137:29
[INFO] [stdout]     |
[INFO] [stdout] 137 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:166:29
[INFO] [stdout]     |
[INFO] [stdout] 166 | ...                   self.new_var = 4.0;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:169:29
[INFO] [stdout]     |
[INFO] [stdout] 169 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:188:29
[INFO] [stdout]     |
[INFO] [stdout] 188 | ...                   self.new_var = 5.0;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:191:29
[INFO] [stdout]     |
[INFO] [stdout] 191 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:210:29
[INFO] [stdout]     |
[INFO] [stdout] 210 | ...                   self.new_var = 6.0;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:213:29
[INFO] [stdout]     |
[INFO] [stdout] 213 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:242:29
[INFO] [stdout]     |
[INFO] [stdout] 242 | ...                   self.new_var = 2.0;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:245:29
[INFO] [stdout]     |
[INFO] [stdout] 245 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:264:29
[INFO] [stdout]     |
[INFO] [stdout] 264 | ...                   self.new_var = 2.0;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:267:29
[INFO] [stdout]     |
[INFO] [stdout] 267 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:286:29
[INFO] [stdout]     |
[INFO] [stdout] 286 | ...                   self.new_var = 3.0;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:289:29
[INFO] [stdout]     |
[INFO] [stdout] 289 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4m 04s
[INFO] running `Command { std: "docker" "inspect" "c9b694bf8517f3e7bc21ffda761d4fbe88c1f588faceb74ac3ac7636b9f1b62e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9b694bf8517f3e7bc21ffda761d4fbe88c1f588faceb74ac3ac7636b9f1b62e", kill_on_drop: false }`
[INFO] [stdout] c9b694bf8517f3e7bc21ffda761d4fbe88c1f588faceb74ac3ac7636b9f1b62e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d51b807c64890cfd510c8375d2ad45e3141c032dbc251680d169713f7246f82b
[INFO] running `Command { std: "docker" "start" "-a" "d51b807c64890cfd510c8375d2ad45e3141c032dbc251680d169713f7246f82b", kill_on_drop: false }`
[INFO] [stderr]    Compiling calculator_rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]   --> src/main.rs:90:29
[INFO] [stdout]    |
[INFO] [stdout] 90 | ...                   self.new_var = 7.0;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]   --> src/main.rs:93:29
[INFO] [stdout]    |
[INFO] [stdout] 93 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:112:29
[INFO] [stdout]     |
[INFO] [stdout] 112 | ...                   self.new_var = 8.0;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:115:29
[INFO] [stdout]     |
[INFO] [stdout] 115 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:134:29
[INFO] [stdout]     |
[INFO] [stdout] 134 | ...                   self.new_var = 9.0;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:137:29
[INFO] [stdout]     |
[INFO] [stdout] 137 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:166:29
[INFO] [stdout]     |
[INFO] [stdout] 166 | ...                   self.new_var = 4.0;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:169:29
[INFO] [stdout]     |
[INFO] [stdout] 169 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:188:29
[INFO] [stdout]     |
[INFO] [stdout] 188 | ...                   self.new_var = 5.0;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:191:29
[INFO] [stdout]     |
[INFO] [stdout] 191 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:210:29
[INFO] [stdout]     |
[INFO] [stdout] 210 | ...                   self.new_var = 6.0;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:213:29
[INFO] [stdout]     |
[INFO] [stdout] 213 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:242:29
[INFO] [stdout]     |
[INFO] [stdout] 242 | ...                   self.new_var = 2.0;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:245:29
[INFO] [stdout]     |
[INFO] [stdout] 245 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:264:29
[INFO] [stdout]     |
[INFO] [stdout] 264 | ...                   self.new_var = 2.0;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:267:29
[INFO] [stdout]     |
[INFO] [stdout] 267 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:286:29
[INFO] [stdout]     |
[INFO] [stdout] 286 | ...                   self.new_var = 3.0;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `*self.new_var` is never read
[INFO] [stdout]    --> src/main.rs:289:29
[INFO] [stdout]     |
[INFO] [stdout] 289 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "d51b807c64890cfd510c8375d2ad45e3141c032dbc251680d169713f7246f82b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d51b807c64890cfd510c8375d2ad45e3141c032dbc251680d169713f7246f82b", kill_on_drop: false }`
[INFO] [stdout] d51b807c64890cfd510c8375d2ad45e3141c032dbc251680d169713f7246f82b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4f02faf1bf0451a44f81ffccec05dce992d9f2829992e05d40ed511cff510ca0
[INFO] running `Command { std: "docker" "start" "-a" "4f02faf1bf0451a44f81ffccec05dce992d9f2829992e05d40ed511cff510ca0", kill_on_drop: false }`
[INFO] [stderr] warning: value assigned to `*self.new_var` is never read
[INFO] [stderr]   --> src/main.rs:90:29
[INFO] [stderr]    |
[INFO] [stderr] 90 | ...                   self.new_var = 7.0;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `*self.new_var` is never read
[INFO] [stderr]   --> src/main.rs:93:29
[INFO] [stderr]    |
[INFO] [stderr] 93 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `*self.new_var` is never read
[INFO] [stderr]    --> src/main.rs:112:29
[INFO] [stderr]     |
[INFO] [stderr] 112 | ...                   self.new_var = 8.0;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `*self.new_var` is never read
[INFO] [stderr]    --> src/main.rs:115:29
[INFO] [stderr]     |
[INFO] [stderr] 115 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `*self.new_var` is never read
[INFO] [stderr]    --> src/main.rs:134:29
[INFO] [stderr]     |
[INFO] [stderr] 134 | ...                   self.new_var = 9.0;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `*self.new_var` is never read
[INFO] [stderr]    --> src/main.rs:137:29
[INFO] [stderr]     |
[INFO] [stderr] 137 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `*self.new_var` is never read
[INFO] [stderr]    --> src/main.rs:166:29
[INFO] [stderr]     |
[INFO] [stderr] 166 | ...                   self.new_var = 4.0;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `*self.new_var` is never read
[INFO] [stderr]    --> src/main.rs:169:29
[INFO] [stderr]     |
[INFO] [stderr] 169 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `*self.new_var` is never read
[INFO] [stderr]    --> src/main.rs:188:29
[INFO] [stderr]     |
[INFO] [stderr] 188 | ...                   self.new_var = 5.0;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `*self.new_var` is never read
[INFO] [stderr]    --> src/main.rs:191:29
[INFO] [stderr]     |
[INFO] [stderr] 191 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `*self.new_var` is never read
[INFO] [stderr]    --> src/main.rs:210:29
[INFO] [stderr]     |
[INFO] [stderr] 210 | ...                   self.new_var = 6.0;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `*self.new_var` is never read
[INFO] [stderr]    --> src/main.rs:213:29
[INFO] [stderr]     |
[INFO] [stderr] 213 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `*self.new_var` is never read
[INFO] [stderr]    --> src/main.rs:242:29
[INFO] [stderr]     |
[INFO] [stderr] 242 | ...                   self.new_var = 2.0;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `*self.new_var` is never read
[INFO] [stderr]    --> src/main.rs:245:29
[INFO] [stderr]     |
[INFO] [stderr] 245 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `*self.new_var` is never read
[INFO] [stderr]    --> src/main.rs:264:29
[INFO] [stderr]     |
[INFO] [stderr] 264 | ...                   self.new_var = 2.0;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `*self.new_var` is never read
[INFO] [stderr]    --> src/main.rs:267:29
[INFO] [stderr]     |
[INFO] [stderr] 267 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `*self.new_var` is never read
[INFO] [stderr]    --> src/main.rs:286:29
[INFO] [stderr]     |
[INFO] [stderr] 286 | ...                   self.new_var = 3.0;
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `*self.new_var` is never read
[INFO] [stderr]    --> src/main.rs:289:29
[INFO] [stderr]     |
[INFO] [stderr] 289 | ...                   self.new_var = self.display_var.parse::<f32>().unwrap();
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `calculator_rs` (bin "calculator_rs" test) generated 18 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/calculator_rs-2312bcdddd465b77)
[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" "4f02faf1bf0451a44f81ffccec05dce992d9f2829992e05d40ed511cff510ca0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f02faf1bf0451a44f81ffccec05dce992d9f2829992e05d40ed511cff510ca0", kill_on_drop: false }`
[INFO] [stdout] 4f02faf1bf0451a44f81ffccec05dce992d9f2829992e05d40ed511cff510ca0
