[INFO] cloning repository https://github.com/k1ut3h/png [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/k1ut3h/png" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk1ut3h%2Fpng", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk1ut3h%2Fpng'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ad0494b23b481921404ca21f5f67f1befce3cf66 [INFO] checking k1ut3h/png against master#75530e9f72a1990ed2305e16fd51d02f47048f12 for pr-135899 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk1ut3h%2Fpng" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/k1ut3h/png on toolchain 75530e9f72a1990ed2305e16fd51d02f47048f12 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/k1ut3h/png [INFO] finished tweaking git repo https://github.com/k1ut3h/png [INFO] tweaked toml for git repo https://github.com/k1ut3h/png written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/k1ut3h/png 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" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:6475c868a6d27846ca172efb246699580b64b57a5b3744ef73949e850a31b38a" "/opt/rustwide/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4b70e6b6843cd30734e7a683c67b6ee98b3663f35cc07ab3a4172550aa8d5aec [INFO] running `Command { std: "docker" "start" "-a" "4b70e6b6843cd30734e7a683c67b6ee98b3663f35cc07ab3a4172550aa8d5aec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4b70e6b6843cd30734e7a683c67b6ee98b3663f35cc07ab3a4172550aa8d5aec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4b70e6b6843cd30734e7a683c67b6ee98b3663f35cc07ab3a4172550aa8d5aec", kill_on_drop: false }` [INFO] [stdout] 4b70e6b6843cd30734e7a683c67b6ee98b3663f35cc07ab3a4172550aa8d5aec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:6475c868a6d27846ca172efb246699580b64b57a5b3744ef73949e850a31b38a" "/opt/rustwide/cargo-home/bin/cargo" "+75530e9f72a1990ed2305e16fd51d02f47048f12" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 56d3245c843e9a15ab67021aa3174ab8188a58a4fd809f9c3897e4a43a3021c1 [INFO] running `Command { std: "docker" "start" "-a" "56d3245c843e9a15ab67021aa3174ab8188a58a4fd809f9c3897e4a43a3021c1", kill_on_drop: false }` [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking png v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated items `is_bit_zero`, `is_valid`, `is_critical`, `is_public`, `is_reserved_bit_valid`, and `is_safe_to_copy` are never used [INFO] [stdout] --> src/chunk_type.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 10 | impl ChunkType{ [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 11 | pub fn is_bit_zero(byte: u8, i:u8)->bool{ [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | pub fn is_valid(&self)->bool{ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | pub fn is_critical(&self)->bool{ [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | pub fn is_public(&self)->bool{ [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | pub fn is_reserved_bit_valid(&self)->bool{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 33 | pub fn is_safe_to_copy(&self)->bool{ [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `length`, `chunk_type`, and `crc` are never read [INFO] [stdout] --> src/chunk.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Chunk{ [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 6 | length: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 7 | chunk_type: ChunkType, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 8 | data: Vec, [INFO] [stdout] 9 | crc: u32 [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `length`, `chunk_type`, `data`, `data_as_string`, and `crc` are never used [INFO] [stdout] --> src/chunk.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl Chunk{ [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 18 | pub fn length(&self)->u32{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | pub fn chunk_type(&self)->&ChunkType{ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | pub fn data(&self)->&[u8]{ [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | fn data_as_string(&self) -> Result{ [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 33 | fn crc(&self)->u32{ [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `append_chunk`, `remove_chunk`, `chunks`, and `chunk_by_type` are never used [INFO] [stdout] --> src/png.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 7 | impl Png{ [INFO] [stdout] | -------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 13 | pub fn append_chunk(&mut self, chunk: Chunk){ [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | pub fn remove_chunk(&mut self, chunk_type: &str) -> Result{ [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | pub fn chunks(&self) -> &[Chunk]{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | pub fn chunk_by_type(&self, chunk_type: &str) -> Option<&Chunk>{ [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `is_bit_zero`, `is_valid`, `is_critical`, `is_public`, `is_reserved_bit_valid`, and `is_safe_to_copy` are never used [INFO] [stdout] --> src/chunk_type.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 10 | impl ChunkType{ [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 11 | pub fn is_bit_zero(byte: u8, i:u8)->bool{ [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | pub fn is_valid(&self)->bool{ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | pub fn is_critical(&self)->bool{ [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | pub fn is_public(&self)->bool{ [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | pub fn is_reserved_bit_valid(&self)->bool{ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 33 | pub fn is_safe_to_copy(&self)->bool{ [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `length`, `chunk_type`, and `crc` are never read [INFO] [stdout] --> src/chunk.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct Chunk{ [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 6 | length: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 7 | chunk_type: ChunkType, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 8 | data: Vec, [INFO] [stdout] 9 | crc: u32 [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `length`, `chunk_type`, `data`, `data_as_string`, and `crc` are never used [INFO] [stdout] --> src/chunk.rs:18:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl Chunk{ [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 18 | pub fn length(&self)->u32{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | pub fn chunk_type(&self)->&ChunkType{ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | pub fn data(&self)->&[u8]{ [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | fn data_as_string(&self) -> Result{ [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 33 | fn crc(&self)->u32{ [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `append_chunk`, `remove_chunk`, `chunks`, and `chunk_by_type` are never used [INFO] [stdout] --> src/png.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 7 | impl Png{ [INFO] [stdout] | -------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 13 | pub fn append_chunk(&mut self, chunk: Chunk){ [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 16 | pub fn remove_chunk(&mut self, chunk_type: &str) -> Result{ [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | pub fn chunks(&self) -> &[Chunk]{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | pub fn chunk_by_type(&self, chunk_type: &str) -> Option<&Chunk>{ [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.52s [INFO] running `Command { std: "docker" "inspect" "56d3245c843e9a15ab67021aa3174ab8188a58a4fd809f9c3897e4a43a3021c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56d3245c843e9a15ab67021aa3174ab8188a58a4fd809f9c3897e4a43a3021c1", kill_on_drop: false }` [INFO] [stdout] 56d3245c843e9a15ab67021aa3174ab8188a58a4fd809f9c3897e4a43a3021c1