[INFO] cloning repository https://github.com/flouthoc/vas-quod [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/flouthoc/vas-quod" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflouthoc%2Fvas-quod", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflouthoc%2Fvas-quod'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a5b31635bac4474a38895fba7e89bbd315ddc3e8 [INFO] checking flouthoc/vas-quod against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflouthoc%2Fvas-quod" "/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/flouthoc/vas-quod on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/flouthoc/vas-quod [INFO] finished tweaking git repo https://github.com/flouthoc/vas-quod [INFO] tweaked toml for git repo https://github.com/flouthoc/vas-quod written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/flouthoc/vas-quod already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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] 6b869c40aef6d02cbb62d9bea123b13da5c820aac4e7e8612150dbbb2cf64744 [INFO] running `Command { std: "docker" "start" "-a" "6b869c40aef6d02cbb62d9bea123b13da5c820aac4e7e8612150dbbb2cf64744", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6b869c40aef6d02cbb62d9bea123b13da5c820aac4e7e8612150dbbb2cf64744", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6b869c40aef6d02cbb62d9bea123b13da5c820aac4e7e8612150dbbb2cf64744", kill_on_drop: false }` [INFO] [stdout] 6b869c40aef6d02cbb62d9bea123b13da5c820aac4e7e8612150dbbb2cf64744 [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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5dfdcbc26fe13003395e6522652c647d2426c1fa1d79eca05d84e237b7482e0d [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" "5dfdcbc26fe13003395e6522652c647d2426c1fa1d79eca05d84e237b7482e0d", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Checking simple-error v0.2.2 [INFO] [stderr] Checking getopts v0.2.21 [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking nix v0.19.1 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.2 [INFO] [stderr] Checking clap v3.0.0-beta.2 [INFO] [stderr] Checking vas-quod v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::cmp::min` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::cmp::min; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp::min` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::cmp::min; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `matches` [INFO] [stdout] --> src/main.rs:55:18 [INFO] [stdout] | [INFO] [stdout] 55 | if let Some(ref matches) = matches.subcommand_matches("spec") { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `shell_command` [INFO] [stdout] --> src/main.rs:86:52 [INFO] [stdout] | [INFO] [stdout] 86 | fn determine_command_tuple<'a, T: AsRef + 'a>(shell_command: &'a T, argv: &'a [T]) -> Result<(&'a str, Vec<&'a str>), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shell_command` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `matches` [INFO] [stdout] --> src/main.rs:55:18 [INFO] [stdout] | [INFO] [stdout] 55 | if let Some(ref matches) = matches.subcommand_matches("spec") { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `shell_command` [INFO] [stdout] --> src/main.rs:86:52 [INFO] [stdout] | [INFO] [stdout] 86 | fn determine_command_tuple<'a, T: AsRef + 'a>(shell_command: &'a T, argv: &'a [T]) -> Result<(&'a str, Vec<&'a str>), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_shell_command` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_usage` [INFO] [stdout] --> src/main.rs:19:4 [INFO] [stdout] | [INFO] [stdout] 19 | fn print_usage(program: &str, opts: &Options) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_usage` [INFO] [stdout] --> src/main.rs:19:4 [INFO] [stdout] | [INFO] [stdout] 19 | fn print_usage(program: &str, opts: &Options) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:63:3 [INFO] [stdout] | [INFO] [stdout] 63 | app.print_long_help(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:70:3 [INFO] [stdout] | [INFO] [stdout] 70 | app.print_long_help(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:76:3 [INFO] [stdout] | [INFO] [stdout] 76 | app.print_long_help(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:63:3 [INFO] [stdout] | [INFO] [stdout] 63 | app.print_long_help(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:70:3 [INFO] [stdout] | [INFO] [stdout] 70 | app.print_long_help(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:76:3 [INFO] [stdout] | [INFO] [stdout] 76 | app.print_long_help(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 36.29s [INFO] running `Command { std: "docker" "inspect" "5dfdcbc26fe13003395e6522652c647d2426c1fa1d79eca05d84e237b7482e0d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5dfdcbc26fe13003395e6522652c647d2426c1fa1d79eca05d84e237b7482e0d", kill_on_drop: false }` [INFO] [stdout] 5dfdcbc26fe13003395e6522652c647d2426c1fa1d79eca05d84e237b7482e0d