[INFO] crate const-if 0.1.3 is already in cache [INFO] checking const-if-0.1.3 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920 [INFO] extracting crate const-if 0.1.3 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate const-if 0.1.3 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 crates.io crate const-if 0.1.3 [INFO] finished tweaking crates.io crate const-if 0.1.3 [INFO] tweaked toml for crates.io crate const-if 0.1.3 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] eafd97b79ccb75c7f72e128119492f8cc718812512eb90905c8e01c5671985aa [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" "eafd97b79ccb75c7f72e128119492f8cc718812512eb90905c8e01c5671985aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "eafd97b79ccb75c7f72e128119492f8cc718812512eb90905c8e01c5671985aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eafd97b79ccb75c7f72e128119492f8cc718812512eb90905c8e01c5671985aa", kill_on_drop: false }` [INFO] [stdout] eafd97b79ccb75c7f72e128119492f8cc718812512eb90905c8e01c5671985aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] e34907155229f4956c894e93e34c8d4bb38b820e655578dc03c6d1c6ae154f36 [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" "e34907155229f4956c894e93e34c8d4bb38b820e655578dc03c6d1c6ae154f36", kill_on_drop: false }` [INFO] [stderr] Checking const-if v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `min` [INFO] [stdout] --> src/lib.rs:31:14 [INFO] [stdout] | [INFO] [stdout] 31 | const fn min(x: i32, y: i32) -> 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: `is_zero` [INFO] [stdout] --> src/lib.rs:41:14 [INFO] [stdout] | [INFO] [stdout] 41 | const fn is_zero(i: i32) -> &'static str { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `compare_to_42` [INFO] [stdout] --> src/lib.rs:48:14 [INFO] [stdout] | [INFO] [stdout] 48 | const fn compare_to_42(i: i32) -> &'static str { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `int_to_str` [INFO] [stdout] --> src/lib.rs:56:14 [INFO] [stdout] | [INFO] [stdout] 56 | const fn int_to_str(i: i32) -> &'static str { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.26s [INFO] running `Command { std: "docker" "inspect" "e34907155229f4956c894e93e34c8d4bb38b820e655578dc03c6d1c6ae154f36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e34907155229f4956c894e93e34c8d4bb38b820e655578dc03c6d1c6ae154f36", kill_on_drop: false }` [INFO] [stdout] e34907155229f4956c894e93e34c8d4bb38b820e655578dc03c6d1c6ae154f36