[INFO] cloning repository https://github.com/alexjavabraz/simple_calculator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexjavabraz/simple_calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexjavabraz%2Fsimple_calculator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexjavabraz%2Fsimple_calculator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7a990d8bc3af6364ce029082306663f9c0f7ee6b [INFO] building alexjavabraz/simple_calculator against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexjavabraz%2Fsimple_calculator" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alexjavabraz/simple_calculator on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/alexjavabraz/simple_calculator [INFO] finished tweaking git repo https://github.com/alexjavabraz/simple_calculator [INFO] tweaked toml for git repo https://github.com/alexjavabraz/simple_calculator written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/alexjavabraz/simple_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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded notify-rust v4.9.0 [INFO] [stderr] Downloaded parking v2.1.1 [INFO] [stderr] Downloaded stderrlog v0.5.4 [INFO] [stderr] Downloaded async-executor v1.5.4 [INFO] [stderr] Downloaded blocking v1.4.0 [INFO] [stderr] Downloaded cargo_metadata v0.17.0 [INFO] [stderr] Downloaded tauri-winrt-notification v0.1.2 [INFO] [stderr] Downloaded async-task v4.4.1 [INFO] [stderr] Downloaded cargo-watch v8.4.1 [INFO] [stderr] Downloaded rustix v0.37.24 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c94f2debe9b7155919cc785b2416c4a660a6f18cbff4464fe47971c21ed344b6 [INFO] running `Command { std: "docker" "start" "-a" "c94f2debe9b7155919cc785b2416c4a660a6f18cbff4464fe47971c21ed344b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c94f2debe9b7155919cc785b2416c4a660a6f18cbff4464fe47971c21ed344b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c94f2debe9b7155919cc785b2416c4a660a6f18cbff4464fe47971c21ed344b6", kill_on_drop: false }` [INFO] [stdout] c94f2debe9b7155919cc785b2416c4a660a6f18cbff4464fe47971c21ed344b6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 02e40bf7e47ee045a6708294d42dbbd48a617e74ba69d0a4664715bec5c667de [INFO] running `Command { std: "docker" "start" "-a" "02e40bf7e47ee045a6708294d42dbbd48a617e74ba69d0a4664715bec5c667de", kill_on_drop: false }` [INFO] [stderr] warning: rust1 v0.1.0 (/opt/rustwide/workdir) ignoring invalid dependency `cargo-watch` which is missing a lib target [INFO] [stderr] Compiling libc v0.2.148 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling getrandom v0.2.10 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling rust1 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `core::num` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use core::num; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `os::unix::process` [INFO] [stdout] --> src/main.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{io, os::unix::process}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `buffer` is never read [INFO] [stdout] --> src/main.rs:17:13 [INFO] [stdout] | [INFO] [stdout] 17 | let mut buffer = String::new(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `mean` is never read [INFO] [stdout] --> src/main.rs:91:13 [INFO] [stdout] | [INFO] [stdout] 91 | let mut mean: f64 = 0.0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mainErrorPanic` is never used [INFO] [stdout] --> src/main.rs:50:4 [INFO] [stdout] | [INFO] [stdout] 50 | fn mainErrorPanic() { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mainoldold` is never used [INFO] [stdout] --> src/main.rs:63:4 [INFO] [stdout] | [INFO] [stdout] 63 | fn mainoldold() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mainold` is never used [INFO] [stdout] --> src/main.rs:75:4 [INFO] [stdout] | [INFO] [stdout] 75 | fn mainold() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `process_fuel` is never used [INFO] [stdout] --> src/main.rs:82:4 [INFO] [stdout] | [INFO] [stdout] 82 | fn process_fuel() -> String { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `numeros` is never used [INFO] [stdout] --> src/main.rs:87:4 [INFO] [stdout] | [INFO] [stdout] 87 | fn numeros() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `calculate` is never used [INFO] [stdout] --> src/main.rs:117:4 [INFO] [stdout] | [INFO] [stdout] 117 | fn calculate() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | io::stdin().read_line(&mut buffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 24 | let _ = io::stdin().read_line(&mut buffer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mainErrorPanic` should have a snake case name [INFO] [stdout] --> src/main.rs:50:4 [INFO] [stdout] | [INFO] [stdout] 50 | fn mainErrorPanic() { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `main_error_panic` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 53 | io::stdin().read_line(&mut buffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 53 | let _ = io::stdin().read_line(&mut buffer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.13s [INFO] running `Command { std: "docker" "inspect" "02e40bf7e47ee045a6708294d42dbbd48a617e74ba69d0a4664715bec5c667de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "02e40bf7e47ee045a6708294d42dbbd48a617e74ba69d0a4664715bec5c667de", kill_on_drop: false }` [INFO] [stdout] 02e40bf7e47ee045a6708294d42dbbd48a617e74ba69d0a4664715bec5c667de [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aad595bff80013740df9fbe7738aabb69aabd348bdf070e4c5343a0d1f30b963 [INFO] running `Command { std: "docker" "start" "-a" "aad595bff80013740df9fbe7738aabb69aabd348bdf070e4c5343a0d1f30b963", kill_on_drop: false }` [INFO] [stderr] warning: rust1 v0.1.0 (/opt/rustwide/workdir) ignoring invalid dependency `cargo-watch` which is missing a lib target [INFO] [stderr] Compiling rust1 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `core::num` [INFO] [stdout] --> src/main.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use core::num; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `os::unix::process` [INFO] [stdout] --> src/main.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{io, os::unix::process}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `buffer` is never read [INFO] [stdout] --> src/main.rs:17:13 [INFO] [stdout] | [INFO] [stdout] 17 | let mut buffer = String::new(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `mean` is never read [INFO] [stdout] --> src/main.rs:91:13 [INFO] [stdout] | [INFO] [stdout] 91 | let mut mean: f64 = 0.0; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mainErrorPanic` is never used [INFO] [stdout] --> src/main.rs:50:4 [INFO] [stdout] | [INFO] [stdout] 50 | fn mainErrorPanic() { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mainoldold` is never used [INFO] [stdout] --> src/main.rs:63:4 [INFO] [stdout] | [INFO] [stdout] 63 | fn mainoldold() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mainold` is never used [INFO] [stdout] --> src/main.rs:75:4 [INFO] [stdout] | [INFO] [stdout] 75 | fn mainold() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `process_fuel` is never used [INFO] [stdout] --> src/main.rs:82:4 [INFO] [stdout] | [INFO] [stdout] 82 | fn process_fuel() -> String { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `numeros` is never used [INFO] [stdout] --> src/main.rs:87:4 [INFO] [stdout] | [INFO] [stdout] 87 | fn numeros() { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `calculate` is never used [INFO] [stdout] --> src/main.rs:117:4 [INFO] [stdout] | [INFO] [stdout] 117 | fn calculate() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | io::stdin().read_line(&mut buffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 24 | let _ = io::stdin().read_line(&mut buffer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mainErrorPanic` should have a snake case name [INFO] [stdout] --> src/main.rs:50:4 [INFO] [stdout] | [INFO] [stdout] 50 | fn mainErrorPanic() { [INFO] [stdout] | ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `main_error_panic` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:53:5 [INFO] [stdout] | [INFO] [stdout] 53 | io::stdin().read_line(&mut buffer); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 53 | let _ = io::stdin().read_line(&mut buffer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s [INFO] running `Command { std: "docker" "inspect" "aad595bff80013740df9fbe7738aabb69aabd348bdf070e4c5343a0d1f30b963", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aad595bff80013740df9fbe7738aabb69aabd348bdf070e4c5343a0d1f30b963", kill_on_drop: false }` [INFO] [stdout] aad595bff80013740df9fbe7738aabb69aabd348bdf070e4c5343a0d1f30b963