[INFO] cloning repository https://github.com/code-ex0/rust.guess_numbre [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/code-ex0/rust.guess_numbre" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcode-ex0%2Frust.guess_numbre", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcode-ex0%2Frust.guess_numbre'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 30e285e991393e07b2bfebf0fa18cf8b3ee939ec [INFO] checking code-ex0/rust.guess_numbre against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcode-ex0%2Frust.guess_numbre" "/workspace/builds/worker-23/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/code-ex0/rust.guess_numbre on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/code-ex0/rust.guess_numbre [INFO] finished tweaking git repo https://github.com/code-ex0/rust.guess_numbre [INFO] tweaked toml for git repo https://github.com/code-ex0/rust.guess_numbre written to /workspace/builds/worker-23/source/Cargo.toml [INFO] crate git repo https://github.com/code-ex0/rust.guess_numbre already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ctrlc v3.1.8 [INFO] [stderr] Downloaded bzip2-sys v0.1.10+1.0.8 [INFO] [stderr] Downloaded savefile v0.7.4 [INFO] [stderr] Downloaded savefile-derive v0.7.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 04d669c85d5bb41d98fdccd777d4021c2ad09b10fbeb41b018a8219c4de7fcc3 [INFO] running `Command { std: "docker" "start" "-a" "04d669c85d5bb41d98fdccd777d4021c2ad09b10fbeb41b018a8219c4de7fcc3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "04d669c85d5bb41d98fdccd777d4021c2ad09b10fbeb41b018a8219c4de7fcc3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04d669c85d5bb41d98fdccd777d4021c2ad09b10fbeb41b018a8219c4de7fcc3", kill_on_drop: false }` [INFO] [stdout] 04d669c85d5bb41d98fdccd777d4021c2ad09b10fbeb41b018a8219c4de7fcc3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 79ef3bd240d14860902f8bac716f73e83eee97c009833571ed07e3e63d2881c1 [INFO] running `Command { std: "docker" "start" "-a" "79ef3bd240d14860902f8bac716f73e83eee97c009833571ed07e3e63d2881c1", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.89 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.64 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Checking rustc-demangle v0.1.18 [INFO] [stderr] Checking smallvec v1.6.1 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Compiling serde v1.0.124 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking spin v0.5.2 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Checking arrayvec v0.5.2 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Compiling serde_derive v1.0.124 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling indexmap v1.6.2 [INFO] [stderr] Compiling bzip2-sys v0.1.10+1.0.8 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking getrandom v0.2.2 [INFO] [stderr] Checking parking_lot_core v0.7.2 [INFO] [stderr] Checking nix v0.20.0 [INFO] [stderr] Checking addr2line v0.14.1 [INFO] [stderr] Checking rand_core v0.6.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking backtrace v0.3.56 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling savefile v0.7.4 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.8.3 [INFO] [stderr] Checking bzip2 v0.3.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling savefile-derive v0.7.4 [INFO] [stderr] Checking ctrlc v3.1.8 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking guess_numbre v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `super::*` [INFO] [stdout] --> src/main.rs:398:9 [INFO] [stdout] | [INFO] [stdout] 398 | use super::*; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_limit_upper` [INFO] [stdout] --> src/main.rs:71:8 [INFO] [stdout] | [INFO] [stdout] 71 | fn get_limit_upper(&self) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_limit_upper` [INFO] [stdout] --> src/main.rs:74:8 [INFO] [stdout] | [INFO] [stdout] 74 | fn set_limit_upper(&mut self, n: i32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_limit_lower` [INFO] [stdout] --> src/main.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 77 | fn get_limit_lower(&self) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_limit_lower` [INFO] [stdout] --> src/main.rs:80:8 [INFO] [stdout] | [INFO] [stdout] 80 | fn set_limit_lower(&mut self, n: i32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_won` [INFO] [stdout] --> src/main.rs:97:8 [INFO] [stdout] | [INFO] [stdout] 97 | fn get_won(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_game_duration` [INFO] [stdout] --> src/main.rs:106:8 [INFO] [stdout] | [INFO] [stdout] 106 | fn get_game_duration(&self) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_number` [INFO] [stdout] --> src/main.rs:109:8 [INFO] [stdout] | [INFO] [stdout] 109 | fn get_number(&self) -> &Number { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_all_game` [INFO] [stdout] --> src/main.rs:124:8 [INFO] [stdout] | [INFO] [stdout] 124 | fn set_all_game(&mut self, all_game: i32) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_won_game` [INFO] [stdout] --> src/main.rs:130:8 [INFO] [stdout] | [INFO] [stdout] 130 | fn set_won_game(&mut self, won_game: i32) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_user_name` [INFO] [stdout] --> src/main.rs:161:8 [INFO] [stdout] | [INFO] [stdout] 161 | fn set_user_name(&mut self, user_name: String) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_age` [INFO] [stdout] --> src/main.rs:164:8 [INFO] [stdout] | [INFO] [stdout] 164 | fn get_age(&self) -> i32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_age` [INFO] [stdout] --> src/main.rs:167:8 [INFO] [stdout] | [INFO] [stdout] 167 | fn set_age(&mut self, age: i32) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_limit_upper` [INFO] [stdout] --> src/main.rs:71:8 [INFO] [stdout] | [INFO] [stdout] 71 | fn get_limit_upper(&self) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_limit_upper` [INFO] [stdout] --> src/main.rs:74:8 [INFO] [stdout] | [INFO] [stdout] 74 | fn set_limit_upper(&mut self, n: i32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_limit_lower` [INFO] [stdout] --> src/main.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 77 | fn get_limit_lower(&self) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_limit_lower` [INFO] [stdout] --> src/main.rs:80:8 [INFO] [stdout] | [INFO] [stdout] 80 | fn set_limit_lower(&mut self, n: i32) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_won` [INFO] [stdout] --> src/main.rs:97:8 [INFO] [stdout] | [INFO] [stdout] 97 | fn get_won(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_game_duration` [INFO] [stdout] --> src/main.rs:106:8 [INFO] [stdout] | [INFO] [stdout] 106 | fn get_game_duration(&self) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_number` [INFO] [stdout] --> src/main.rs:109:8 [INFO] [stdout] | [INFO] [stdout] 109 | fn get_number(&self) -> &Number { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_all_game` [INFO] [stdout] --> src/main.rs:124:8 [INFO] [stdout] | [INFO] [stdout] 124 | fn set_all_game(&mut self, all_game: i32) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_won_game` [INFO] [stdout] --> src/main.rs:130:8 [INFO] [stdout] | [INFO] [stdout] 130 | fn set_won_game(&mut self, won_game: i32) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_user_name` [INFO] [stdout] --> src/main.rs:161:8 [INFO] [stdout] | [INFO] [stdout] 161 | fn set_user_name(&mut self, user_name: String) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_age` [INFO] [stdout] --> src/main.rs:164:8 [INFO] [stdout] | [INFO] [stdout] 164 | fn get_age(&self) -> i32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `set_age` [INFO] [stdout] --> src/main.rs:167:8 [INFO] [stdout] | [INFO] [stdout] 167 | fn set_age(&mut self, age: i32) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:226:9 [INFO] [stdout] | [INFO] [stdout] 226 | &propositions.push(num); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 226 | let _ = &propositions.push(num); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:226:9 [INFO] [stdout] | [INFO] [stdout] 226 | &propositions.push(num); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 226 | let _ = &propositions.push(num); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 11s [INFO] running `Command { std: "docker" "inspect" "79ef3bd240d14860902f8bac716f73e83eee97c009833571ed07e3e63d2881c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "79ef3bd240d14860902f8bac716f73e83eee97c009833571ed07e3e63d2881c1", kill_on_drop: false }` [INFO] [stdout] 79ef3bd240d14860902f8bac716f73e83eee97c009833571ed07e3e63d2881c1