[INFO] cloning repository https://github.com/Hoshizora96/memblock-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hoshizora96/memblock-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHoshizora96%2Fmemblock-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHoshizora96%2Fmemblock-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4088250b5c74c58e8d3c99ec50273c175ff6b0c6 [INFO] checking Hoshizora96/memblock-rust/4088250b5c74c58e8d3c99ec50273c175ff6b0c6 against try#f827120c9528a1a0e4c9881169eacd52170f9a08 for pr-130367 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHoshizora96%2Fmemblock-rust" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Hoshizora96/memblock-rust on toolchain f827120c9528a1a0e4c9881169eacd52170f9a08 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f827120c9528a1a0e4c9881169eacd52170f9a08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Hoshizora96/memblock-rust [INFO] finished tweaking git repo https://github.com/Hoshizora96/memblock-rust [INFO] tweaked toml for git repo https://github.com/Hoshizora96/memblock-rust written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Hoshizora96/memblock-rust 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" "+f827120c9528a1a0e4c9881169eacd52170f9a08" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+f827120c9528a1a0e4c9881169eacd52170f9a08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a67f6e00d9ac8eb50e3a18fb7d30bc2ec00453cda8152ab0a3effc9d1f29ca80 [INFO] running `Command { std: "docker" "start" "-a" "a67f6e00d9ac8eb50e3a18fb7d30bc2ec00453cda8152ab0a3effc9d1f29ca80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a67f6e00d9ac8eb50e3a18fb7d30bc2ec00453cda8152ab0a3effc9d1f29ca80", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a67f6e00d9ac8eb50e3a18fb7d30bc2ec00453cda8152ab0a3effc9d1f29ca80", kill_on_drop: false }` [INFO] [stdout] a67f6e00d9ac8eb50e3a18fb7d30bc2ec00453cda8152ab0a3effc9d1f29ca80 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+f827120c9528a1a0e4c9881169eacd52170f9a08" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6095d14cee5cfe70afe1b21399fee56c5393fb393980a99aee4bde70bb0259f6 [INFO] running `Command { std: "docker" "start" "-a" "6095d14cee5cfe70afe1b21399fee56c5393fb393980a99aee4bde70bb0259f6", kill_on_drop: false }` [INFO] [stderr] Checking memblock v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/main.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | (self.base..self.base + self.size) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 32 - (self.base..self.base + self.size) [INFO] [stdout] 32 + self.base..self.base + self.size [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/main.rs:32:9 [INFO] [stdout] | [INFO] [stdout] 32 | (self.base..self.base + self.size) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 32 - (self.base..self.base + self.size) [INFO] [stdout] 32 + self.base..self.base + self.size [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `range_contains` has been stable since 1.35.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(range_contains)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `range_contains` has been stable since 1.35.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(range_contains)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | let mut object = &mut self.descriptors[i]; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | let mut object = &mut self.descriptors[i]; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_intersecting` and `is_subarea` are never used [INFO] [stdout] --> src/main.rs:118:8 [INFO] [stdout] | [INFO] [stdout] 42 | impl Memblock { [INFO] [stdout] | ------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 118 | fn is_intersecting(&self, base: usize, size: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 143 | fn is_subarea(&self, base: usize, size: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_intersecting` and `is_subarea` are never used [INFO] [stdout] --> src/main.rs:118:8 [INFO] [stdout] | [INFO] [stdout] 42 | impl Memblock { [INFO] [stdout] | ------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 118 | fn is_intersecting(&self, base: usize, size: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 143 | fn is_subarea(&self, base: usize, size: usize) -> bool { [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:198:13 [INFO] [stdout] | [INFO] [stdout] 198 | writeln!(f, "[0x{:X}-0x{:X}], size: 0x{:X}", desc.base, desc.end(), desc.size); [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] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:198:13 [INFO] [stdout] | [INFO] [stdout] 198 | writeln!(f, "[0x{:X}-0x{:X}], size: 0x{:X}", desc.base, desc.end(), desc.size); [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] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] running `Command { std: "docker" "inspect" "6095d14cee5cfe70afe1b21399fee56c5393fb393980a99aee4bde70bb0259f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6095d14cee5cfe70afe1b21399fee56c5393fb393980a99aee4bde70bb0259f6", kill_on_drop: false }` [INFO] [stdout] 6095d14cee5cfe70afe1b21399fee56c5393fb393980a99aee4bde70bb0259f6