[INFO] cloning repository https://github.com/spikehead33/squeeze [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/spikehead33/squeeze" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspikehead33%2Fsqueeze", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspikehead33%2Fsqueeze'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cdc254fc5ab5d94c0d4b01dfe0705dadeaef5437 [INFO] checking spikehead33/squeeze against master#9ba3d315b4b2bea7485071eaf4b2681320cd2a27 for pr-124592 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspikehead33%2Fsqueeze" "/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/spikehead33/squeeze on toolchain 9ba3d315b4b2bea7485071eaf4b2681320cd2a27 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9ba3d315b4b2bea7485071eaf4b2681320cd2a27" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/spikehead33/squeeze [INFO] finished tweaking git repo https://github.com/spikehead33/squeeze [INFO] tweaked toml for git repo https://github.com/spikehead33/squeeze written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/spikehead33/squeeze 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" "+9ba3d315b4b2bea7485071eaf4b2681320cd2a27" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded syn v1.0.88 [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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9ba3d315b4b2bea7485071eaf4b2681320cd2a27" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c5ab3f538c8c93ff827045fe9a50bc261aa9dd3569445c0f6be6f4768010e307 [INFO] running `Command { std: "docker" "start" "-a" "c5ab3f538c8c93ff827045fe9a50bc261aa9dd3569445c0f6be6f4768010e307", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c5ab3f538c8c93ff827045fe9a50bc261aa9dd3569445c0f6be6f4768010e307", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5ab3f538c8c93ff827045fe9a50bc261aa9dd3569445c0f6be6f4768010e307", kill_on_drop: false }` [INFO] [stdout] c5ab3f538c8c93ff827045fe9a50bc261aa9dd3569445c0f6be6f4768010e307 [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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9ba3d315b4b2bea7485071eaf4b2681320cd2a27" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 40ac3a2b932a7270bf90e86dd6157517e3030c132d247d5507ef8a79fc053fa1 [INFO] running `Command { std: "docker" "start" "-a" "40ac3a2b932a7270bf90e86dd6157517e3030c132d247d5507ef8a79fc053fa1", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.88 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.117 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking once_cell v1.16.0 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling clap_derive v3.1.4 [INFO] [stderr] Checking clap v3.1.6 [INFO] [stderr] Checking squeeze v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/compressor/lz77.rs:104:26 [INFO] [stdout] | [INFO] [stdout] 104 | fn decompress(&self, input: &[u8]) -> Result, CompressorRuntimeError> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/compressor/lz77.rs:104:26 [INFO] [stdout] | [INFO] [stdout] 104 | fn decompress(&self, input: &[u8]) -> Result, CompressorRuntimeError> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `2` are never read [INFO] [stdout] --> src/compressor/lz77.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | struct Output(usize, usize, u8); [INFO] [stdout] | ------ ^^^^^ ^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this struct [INFO] [stdout] | [INFO] [stdout] = note: `Output` 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] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 6 | struct Output((), usize, ()); [INFO] [stdout] | ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `offset` and `nextchar` are never used [INFO] [stdout] --> src/compressor/lz77.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 8 | impl Output { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] 9 | fn offset(&self) -> usize { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 17 | fn nextchar(&self) -> u8 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `2` are never read [INFO] [stdout] --> src/compressor/lz77.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | struct Output(usize, usize, u8); [INFO] [stdout] | ------ ^^^^^ ^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this struct [INFO] [stdout] | [INFO] [stdout] = note: `Output` 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] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 6 | struct Output((), usize, ()); [INFO] [stdout] | ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `offset` and `nextchar` are never used [INFO] [stdout] --> src/compressor/lz77.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 8 | impl Output { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] 9 | fn offset(&self) -> usize { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 17 | fn nextchar(&self) -> u8 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/compressor/lz77.rs:104:26 [INFO] [stdout] | [INFO] [stdout] 104 | fn decompress(&self, input: &[u8]) -> Result, CompressorRuntimeError> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `input` [INFO] [stdout] --> src/compressor/lz77.rs:104:26 [INFO] [stdout] | [INFO] [stdout] 104 | fn decompress(&self, input: &[u8]) -> Result, CompressorRuntimeError> { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_input` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `2` are never read [INFO] [stdout] --> src/compressor/lz77.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | struct Output(usize, usize, u8); [INFO] [stdout] | ------ ^^^^^ ^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this struct [INFO] [stdout] | [INFO] [stdout] = note: `Output` 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] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 6 | struct Output((), usize, ()); [INFO] [stdout] | ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `offset` and `nextchar` are never used [INFO] [stdout] --> src/compressor/lz77.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 8 | impl Output { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] 9 | fn offset(&self) -> usize { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 17 | fn nextchar(&self) -> u8 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `0` and `2` are never read [INFO] [stdout] --> src/compressor/lz77.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | struct Output(usize, usize, u8); [INFO] [stdout] | ------ ^^^^^ ^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this struct [INFO] [stdout] | [INFO] [stdout] = note: `Output` 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] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields [INFO] [stdout] | [INFO] [stdout] 6 | struct Output((), usize, ()); [INFO] [stdout] | ~~ ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `offset` and `nextchar` are never used [INFO] [stdout] --> src/compressor/lz77.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 8 | impl Output { [INFO] [stdout] | ----------- methods in this implementation [INFO] [stdout] 9 | fn offset(&self) -> usize { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 17 | fn nextchar(&self) -> u8 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.62s [INFO] running `Command { std: "docker" "inspect" "40ac3a2b932a7270bf90e86dd6157517e3030c132d247d5507ef8a79fc053fa1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40ac3a2b932a7270bf90e86dd6157517e3030c132d247d5507ef8a79fc053fa1", kill_on_drop: false }` [INFO] [stdout] 40ac3a2b932a7270bf90e86dd6157517e3030c132d247d5507ef8a79fc053fa1