[INFO] cloning repository https://github.com/troglodytto/ping [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/troglodytto/ping" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftroglodytto%2Fping", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftroglodytto%2Fping'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0f8e75e78fe650a816f1bf4973402fce4e03230c [INFO] checking troglodytto/ping against try#6619027b13a87a3597115f2c8231f107bf3a7a5f for pr-139624 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftroglodytto%2Fping" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/troglodytto/ping on toolchain 6619027b13a87a3597115f2c8231f107bf3a7a5f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6619027b13a87a3597115f2c8231f107bf3a7a5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/troglodytto/ping [INFO] finished tweaking git repo https://github.com/troglodytto/ping [INFO] tweaked toml for git repo https://github.com/troglodytto/ping written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/troglodytto/ping 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" "+6619027b13a87a3597115f2c8231f107bf3a7a5f" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+6619027b13a87a3597115f2c8231f107bf3a7a5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3d2f8c8b0c79b4719753ff46fc30cda094df9a9572926237bb81573364acd680 [INFO] running `Command { std: "docker" "start" "-a" "3d2f8c8b0c79b4719753ff46fc30cda094df9a9572926237bb81573364acd680", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3d2f8c8b0c79b4719753ff46fc30cda094df9a9572926237bb81573364acd680", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d2f8c8b0c79b4719753ff46fc30cda094df9a9572926237bb81573364acd680", kill_on_drop: false }` [INFO] [stdout] 3d2f8c8b0c79b4719753ff46fc30cda094df9a9572926237bb81573364acd680 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+6619027b13a87a3597115f2c8231f107bf3a7a5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a7b0ab4fe495827f4be1374d32b0e2e50b1ad5d4af5197a1761a495b0d5342fd [INFO] running `Command { std: "docker" "start" "-a" "a7b0ab4fe495827f4be1374d32b0e2e50b1ad5d4af5197a1761a495b0d5342fd", kill_on_drop: false }` [INFO] [stderr] Checking ping v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `cursor` is never read [INFO] [stdout] --> src/main.rs:203:5 [INFO] [stdout] | [INFO] [stdout] 203 | cursor += chunk.chunk_size; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `length`, `chunk_type`, and `checksum` are never read [INFO] [stdout] --> src/main.rs:99:5 [INFO] [stdout] | [INFO] [stdout] 98 | struct Chunk<'a> { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 99 | length: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 100 | chunk_type: ChunkType, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 101 | data: &'a [u8], [INFO] [stdout] 102 | checksum: [u8; 4], [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Chunk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/main.rs:148:5 [INFO] [stdout] | [INFO] [stdout] 147 | struct ImageHeader<'a> { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 148 | raw_chunk: &'a Chunk<'a>, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 149 | height: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 150 | width: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 151 | bit_depth: u8, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 152 | color_type: ColorType, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 153 | compression_method: CompressionMethod, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 154 | filter_method: FilterMethod, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 155 | interlace_method: InterlaceMethod, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ImageHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `cursor` is never read [INFO] [stdout] --> src/main.rs:203:5 [INFO] [stdout] | [INFO] [stdout] 203 | cursor += chunk.chunk_size; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `length`, `chunk_type`, and `checksum` are never read [INFO] [stdout] --> src/main.rs:99:5 [INFO] [stdout] | [INFO] [stdout] 98 | struct Chunk<'a> { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 99 | length: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 100 | chunk_type: ChunkType, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 101 | data: &'a [u8], [INFO] [stdout] 102 | checksum: [u8; 4], [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Chunk` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple fields are never read [INFO] [stdout] --> src/main.rs:148:5 [INFO] [stdout] | [INFO] [stdout] 147 | struct ImageHeader<'a> { [INFO] [stdout] | ----------- fields in this struct [INFO] [stdout] 148 | raw_chunk: &'a Chunk<'a>, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 149 | height: u32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 150 | width: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 151 | bit_depth: u8, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 152 | color_type: ColorType, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] 153 | compression_method: CompressionMethod, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 154 | filter_method: FilterMethod, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 155 | interlace_method: InterlaceMethod, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ImageHeader` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s [INFO] running `Command { std: "docker" "inspect" "a7b0ab4fe495827f4be1374d32b0e2e50b1ad5d4af5197a1761a495b0d5342fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7b0ab4fe495827f4be1374d32b0e2e50b1ad5d4af5197a1761a495b0d5342fd", kill_on_drop: false }` [INFO] [stdout] a7b0ab4fe495827f4be1374d32b0e2e50b1ad5d4af5197a1761a495b0d5342fd