[INFO] cloning repository https://github.com/jerry4718/mem-buffer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jerry4718/mem-buffer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjerry4718%2Fmem-buffer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjerry4718%2Fmem-buffer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 14c74fcdac1a7c7ca2e28a484c13d0871a5b5886 [INFO] checking jerry4718/mem-buffer against master#4847d6a9d07d4be9ba3196f6ad444af2d7bdde72 for pr-134272 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjerry4718%2Fmem-buffer" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jerry4718/mem-buffer on toolchain 4847d6a9d07d4be9ba3196f6ad444af2d7bdde72 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jerry4718/mem-buffer [INFO] finished tweaking git repo https://github.com/jerry4718/mem-buffer [INFO] tweaked toml for git repo https://github.com/jerry4718/mem-buffer written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jerry4718/mem-buffer 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" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3ad9485f379c1b9e64c592cb79539cd253b3de98f7da5380a1400a4fab2a3c75 [INFO] running `Command { std: "docker" "start" "-a" "3ad9485f379c1b9e64c592cb79539cd253b3de98f7da5380a1400a4fab2a3c75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3ad9485f379c1b9e64c592cb79539cd253b3de98f7da5380a1400a4fab2a3c75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ad9485f379c1b9e64c592cb79539cd253b3de98f7da5380a1400a4fab2a3c75", kill_on_drop: false }` [INFO] [stdout] 3ad9485f379c1b9e64c592cb79539cd253b3de98f7da5380a1400a4fab2a3c75 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eccd6b0d0250dc013329bd18f5bb9574e0ad07cebeaae5198844f5c73a682f0e [INFO] running `Command { std: "docker" "start" "-a" "eccd6b0d0250dc013329bd18f5bb9574e0ad07cebeaae5198844f5c73a682f0e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Checking quote v1.0.37 [INFO] [stderr] Checking syn v2.0.77 [INFO] [stderr] Checking mem-marco v0.1.0 (/opt/rustwide/workdir/mem-marco) [INFO] [stderr] Checking hello_mem v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `ptr` is never read [INFO] [stdout] --> src/lib.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct MemView { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 11 | ptr: NonNull, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `read`, and `write` are never used [INFO] [stdout] --> src/lib.rs:70:8 [INFO] [stdout] | [INFO] [stdout] 69 | impl MemView { [INFO] [stdout] | ------------------ associated items in this implementation [INFO] [stdout] 70 | fn new(ptr: NonNull) -> MemView { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | fn read(&self) -> T { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | fn write(&self, val: T) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `ptr` is never read [INFO] [stdout] --> src/lib.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct MemView { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 11 | ptr: NonNull, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `read`, and `write` are never used [INFO] [stdout] --> src/lib.rs:70:8 [INFO] [stdout] | [INFO] [stdout] 69 | impl MemView { [INFO] [stdout] | ------------------ associated items in this implementation [INFO] [stdout] 70 | fn new(ptr: NonNull) -> MemView { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | fn read(&self) -> T { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | fn write(&self, val: T) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: found module declaration for lib.rs [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | mod lib; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: lib.rs is the root of this crate's library target [INFO] [stdout] = help: to refer to it from other targets, use the library's name as the path [INFO] [stdout] = note: `#[warn(special_module_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: found module declaration for lib.rs [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | mod lib; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: lib.rs is the root of this crate's library target [INFO] [stdout] = help: to refer to it from other targets, use the library's name as the path [INFO] [stdout] = note: `#[warn(special_module_name)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem` [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `mem` is never read [INFO] [stdout] --> src/lib.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct MemBuffer { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 5 | pub mem: *mut u8, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MemView` is never constructed [INFO] [stdout] --> src/lib.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct MemView { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `MemOffset` is never used [INFO] [stdout] --> src/lib.rs:14:10 [INFO] [stdout] | [INFO] [stdout] 14 | pub enum MemOffset { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `from_size` and `get_ptr_offset` are never used [INFO] [stdout] --> src/lib.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 26 | impl MemBuffer { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 27 | pub fn from_size(size: usize) -> MemBuffer { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn get_ptr_offset(&self, mem_offset: MemOffset) -> Result, MemErr> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `read`, and `write` are never used [INFO] [stdout] --> src/lib.rs:70:8 [INFO] [stdout] | [INFO] [stdout] 69 | impl MemView { [INFO] [stdout] | ------------------ associated items in this implementation [INFO] [stdout] 70 | fn new(ptr: NonNull) -> MemView { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | fn read(&self) -> T { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | fn write(&self, val: T) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `mem` is never read [INFO] [stdout] --> src/lib.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct MemBuffer { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 5 | pub mem: *mut u8, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MemView` is never constructed [INFO] [stdout] --> src/lib.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct MemView { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `MemOffset` is never used [INFO] [stdout] --> src/lib.rs:14:10 [INFO] [stdout] | [INFO] [stdout] 14 | pub enum MemOffset { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `from_size` and `get_ptr_offset` are never used [INFO] [stdout] --> src/lib.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 26 | impl MemBuffer { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 27 | pub fn from_size(size: usize) -> MemBuffer { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn get_ptr_offset(&self, mem_offset: MemOffset) -> Result, MemErr> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `read`, and `write` are never used [INFO] [stdout] --> src/lib.rs:70:8 [INFO] [stdout] | [INFO] [stdout] 69 | impl MemView { [INFO] [stdout] | ------------------ associated items in this implementation [INFO] [stdout] 70 | fn new(ptr: NonNull) -> MemView { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | fn read(&self) -> T { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 78 | fn write(&self, val: T) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.38s [INFO] running `Command { std: "docker" "inspect" "eccd6b0d0250dc013329bd18f5bb9574e0ad07cebeaae5198844f5c73a682f0e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eccd6b0d0250dc013329bd18f5bb9574e0ad07cebeaae5198844f5c73a682f0e", kill_on_drop: false }` [INFO] [stdout] eccd6b0d0250dc013329bd18f5bb9574e0ad07cebeaae5198844f5c73a682f0e