[INFO] cloning repository https://github.com/kosmas12/project_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kosmas12/project_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkosmas12%2Fproject_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkosmas12%2Fproject_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6d578937c500d97e13973d867bf31d8beb5f1367 [INFO] testing kosmas12/project_rust against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkosmas12%2Fproject_rust" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kosmas12/project_rust on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kosmas12/project_rust [INFO] finished tweaking git repo https://github.com/kosmas12/project_rust [INFO] tweaked toml for git repo https://github.com/kosmas12/project_rust written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/kosmas12/project_rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 11e7497083cfd746644772037eca0c13df1a891fb45b26451aa5842594541905 [INFO] running `Command { std: "docker" "start" "-a" "11e7497083cfd746644772037eca0c13df1a891fb45b26451aa5842594541905", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "11e7497083cfd746644772037eca0c13df1a891fb45b26451aa5842594541905", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11e7497083cfd746644772037eca0c13df1a891fb45b26451aa5842594541905", kill_on_drop: false }` [INFO] [stdout] 11e7497083cfd746644772037eca0c13df1a891fb45b26451aa5842594541905 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 86c079546478c304382327e12e21d6eba5116d561e029552affcc9d4b8d318bb [INFO] running `Command { std: "docker" "start" "-a" "86c079546478c304382327e12e21d6eba5116d561e029552affcc9d4b8d318bb", kill_on_drop: false }` [INFO] [stderr] Compiling project_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `File` [INFO] [stdout] --> src/save_files.rs:23:28 [INFO] [stdout] | [INFO] [stdout] 23 | use std::fs::{OpenOptions, File}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BufRead`, `self` [INFO] [stdout] --> src/save_files.rs:26:15 [INFO] [stdout] | [INFO] [stdout] 26 | use std::io::{self, Write, BufRead}; [INFO] [stdout] | ^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::process::exit` [INFO] [stdout] --> src/save_files.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | use std::process::exit; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> src/save_files.rs:26:21 [INFO] [stdout] | [INFO] [stdout] 26 | use std::io::{self, Write, BufRead}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `save_file` [INFO] [stdout] --> src/save_files.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn save(save_file: String, level: i32) { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_save_file` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `level` [INFO] [stdout] --> src/save_files.rs:41:32 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn save(save_file: String, level: i32) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_level` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `save` [INFO] [stdout] --> src/save_files.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn save(save_file: String, level: i32) { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `ask_for_savefile` [INFO] [stdout] --> src/save_files.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn ask_for_savefile() -> OsString { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: comparison is useless due to type limits [INFO] [stdout] --> src/save_files.rs:70:39 [INFO] [stdout] | [INFO] [stdout] 70 | if save_choice < num_files && save_choice >= 0 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.85s [INFO] running `Command { std: "docker" "inspect" "86c079546478c304382327e12e21d6eba5116d561e029552affcc9d4b8d318bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "86c079546478c304382327e12e21d6eba5116d561e029552affcc9d4b8d318bb", kill_on_drop: false }` [INFO] [stdout] 86c079546478c304382327e12e21d6eba5116d561e029552affcc9d4b8d318bb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 129f97345109d8fbe96106f5cb82fd81f9c4bc9af5ca2459dad57d7285d48f7b [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "129f97345109d8fbe96106f5cb82fd81f9c4bc9af5ca2459dad57d7285d48f7b", kill_on_drop: false }` [INFO] [stderr] Compiling project_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `File` [INFO] [stdout] --> src/save_files.rs:23:28 [INFO] [stdout] | [INFO] [stdout] 23 | use std::fs::{OpenOptions, File}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BufRead`, `self` [INFO] [stdout] --> src/save_files.rs:26:15 [INFO] [stdout] | [INFO] [stdout] 26 | use std::io::{self, Write, BufRead}; [INFO] [stdout] | ^^^^ ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::process::exit` [INFO] [stdout] --> src/save_files.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | use std::process::exit; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Write` [INFO] [stdout] --> src/save_files.rs:26:21 [INFO] [stdout] | [INFO] [stdout] 26 | use std::io::{self, Write, BufRead}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `save_file` [INFO] [stdout] --> src/save_files.rs:41:13 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn save(save_file: String, level: i32) { [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_save_file` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `level` [INFO] [stdout] --> src/save_files.rs:41:32 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn save(save_file: String, level: i32) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_level` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `save` [INFO] [stdout] --> src/save_files.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 41 | pub fn save(save_file: String, level: i32) { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `ask_for_savefile` [INFO] [stdout] --> src/save_files.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn ask_for_savefile() -> OsString { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: comparison is useless due to type limits [INFO] [stdout] --> src/save_files.rs:70:39 [INFO] [stdout] | [INFO] [stdout] 70 | if save_choice < num_files && save_choice >= 0 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.72s [INFO] running `Command { std: "docker" "inspect" "129f97345109d8fbe96106f5cb82fd81f9c4bc9af5ca2459dad57d7285d48f7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "129f97345109d8fbe96106f5cb82fd81f9c4bc9af5ca2459dad57d7285d48f7b", kill_on_drop: false }` [INFO] [stdout] 129f97345109d8fbe96106f5cb82fd81f9c4bc9af5ca2459dad57d7285d48f7b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1eff6b8dd792d4b7522a44fe948f1443800d64e79c82cd1668d6f3aeb3f6fc9b [INFO] running `Command { std: "docker" "start" "-a" "1eff6b8dd792d4b7522a44fe948f1443800d64e79c82cd1668d6f3aeb3f6fc9b", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `File` [INFO] [stderr] --> src/save_files.rs:23:28 [INFO] [stderr] | [INFO] [stderr] 23 | use std::fs::{OpenOptions, File}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BufRead`, `self` [INFO] [stderr] --> src/save_files.rs:26:15 [INFO] [stderr] | [INFO] [stderr] 26 | use std::io::{self, Write, BufRead}; [INFO] [stderr] | ^^^^ ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::process::exit` [INFO] [stderr] --> src/save_files.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | use std::process::exit; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Write` [INFO] [stderr] --> src/save_files.rs:26:21 [INFO] [stderr] | [INFO] [stderr] 26 | use std::io::{self, Write, BufRead}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `save_file` [INFO] [stderr] --> src/save_files.rs:41:13 [INFO] [stderr] | [INFO] [stderr] 41 | pub fn save(save_file: String, level: i32) { [INFO] [stderr] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_save_file` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `level` [INFO] [stderr] --> src/save_files.rs:41:32 [INFO] [stderr] | [INFO] [stderr] 41 | pub fn save(save_file: String, level: i32) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_level` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `save` [INFO] [stderr] --> src/save_files.rs:41:8 [INFO] [stderr] | [INFO] [stderr] 41 | pub fn save(save_file: String, level: i32) { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `ask_for_savefile` [INFO] [stderr] --> src/save_files.rs:45:4 [INFO] [stderr] | [INFO] [stderr] 45 | fn ask_for_savefile() -> OsString { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: comparison is useless due to type limits [INFO] [stderr] --> src/save_files.rs:70:39 [INFO] [stderr] | [INFO] [stderr] 70 | if save_choice < num_files && save_choice >= 0 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_comparisons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `project_rust` (bin "project_rust" test) generated 9 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/project_rust-5e6a29cb73305df6) [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" "1eff6b8dd792d4b7522a44fe948f1443800d64e79c82cd1668d6f3aeb3f6fc9b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1eff6b8dd792d4b7522a44fe948f1443800d64e79c82cd1668d6f3aeb3f6fc9b", kill_on_drop: false }` [INFO] [stdout] 1eff6b8dd792d4b7522a44fe948f1443800d64e79c82cd1668d6f3aeb3f6fc9b