[INFO] cloning repository https://github.com/jheysonsaav/diamonds [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jheysonsaav/diamonds" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjheysonsaav%2Fdiamonds", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjheysonsaav%2Fdiamonds'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e33ac4bb3dc30e8f4d5eb813d7a640e88b0a621b [INFO] checking jheysonsaav/diamonds against master#96cfc75584359ae7ad11cc45968059f29e7b44b7 for pr-137728 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjheysonsaav%2Fdiamonds" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jheysonsaav/diamonds on toolchain 96cfc75584359ae7ad11cc45968059f29e7b44b7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+96cfc75584359ae7ad11cc45968059f29e7b44b7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jheysonsaav/diamonds [INFO] finished tweaking git repo https://github.com/jheysonsaav/diamonds [INFO] tweaked toml for git repo https://github.com/jheysonsaav/diamonds written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jheysonsaav/diamonds 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" "+96cfc75584359ae7ad11cc45968059f29e7b44b7" "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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+96cfc75584359ae7ad11cc45968059f29e7b44b7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ffc708e76952e5eaf59948de611157d2e923c60af769f90a532ce11b14b69eac [INFO] running `Command { std: "docker" "start" "-a" "ffc708e76952e5eaf59948de611157d2e923c60af769f90a532ce11b14b69eac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ffc708e76952e5eaf59948de611157d2e923c60af769f90a532ce11b14b69eac", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ffc708e76952e5eaf59948de611157d2e923c60af769f90a532ce11b14b69eac", kill_on_drop: false }` [INFO] [stdout] ffc708e76952e5eaf59948de611157d2e923c60af769f90a532ce11b14b69eac [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+96cfc75584359ae7ad11cc45968059f29e7b44b7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6c53f612b9a676c576c34ae56f334570fea36aed328a1a6ce98f0b6c82502580 [INFO] running `Command { std: "docker" "start" "-a" "6c53f612b9a676c576c34ae56f334570fea36aed328a1a6ce98f0b6c82502580", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking diamonds v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: enum `Token` is never used [INFO] [stdout] --> src/parser/tokens.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 7 | pub enum Token { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_identifier`, `is_string`, `is_number`, `is_float`, `get_keyword`, and `get_sign` are never used [INFO] [stdout] --> src/parser/tokens.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl Token { [INFO] [stdout] | ---------- methods in this implementation [INFO] [stdout] 17 | pub fn is_identifier(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | pub fn is_string(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 25 | pub fn is_number(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | pub fn is_float(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 33 | pub fn get_keyword(&self) -> Option { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 40 | pub fn get_sign(&self) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from` is never used [INFO] [stdout] --> src/parser/tokens/keywords.rs:33:12 [INFO] [stdout] | [INFO] [stdout] 31 | impl Keywords { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 32 | #[allow(clippy::result_unit_err)] [INFO] [stdout] 33 | pub fn from(value: &str) -> Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from` is never used [INFO] [stdout] --> src/parser/tokens/signs.rs:48:12 [INFO] [stdout] | [INFO] [stdout] 46 | impl Signs { [INFO] [stdout] | ---------- associated function in this implementation [INFO] [stdout] 47 | #[allow(clippy::result_unit_err)] // TODO: remove when custom `error` is implemented [INFO] [stdout] 48 | pub fn from(value: &str) -> Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parser/tokens.rs:8:16 [INFO] [stdout] | [INFO] [stdout] 8 | Identifier(String), [INFO] [stdout] | ---------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 8 - Identifier(String), [INFO] [stdout] 8 + Identifier(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parser/tokens.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | String(String), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 9 - String(String), [INFO] [stdout] 9 + String(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parser/tokens.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | Number(i64), [INFO] [stdout] | ------ ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 10 - Number(i64), [INFO] [stdout] 10 + Number(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/parser/tokens.rs:11:11 [INFO] [stdout] | [INFO] [stdout] 11 | Float(f64), [INFO] [stdout] | ----- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 11 - Float(f64), [INFO] [stdout] 11 + Float(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.30s [INFO] running `Command { std: "docker" "inspect" "6c53f612b9a676c576c34ae56f334570fea36aed328a1a6ce98f0b6c82502580", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c53f612b9a676c576c34ae56f334570fea36aed328a1a6ce98f0b6c82502580", kill_on_drop: false }` [INFO] [stdout] 6c53f612b9a676c576c34ae56f334570fea36aed328a1a6ce98f0b6c82502580