[INFO] cloning repository https://github.com/suryamajhi/mini-grep [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/suryamajhi/mini-grep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuryamajhi%2Fmini-grep", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuryamajhi%2Fmini-grep'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuryamajhi%2Fmini-grep: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 1) [INFO] cloning repository https://github.com/suryamajhi/mini-grep [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/suryamajhi/mini-grep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuryamajhi%2Fmini-grep", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuryamajhi%2Fmini-grep'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ec7fb763e892cfb43821069f2244ecfd9b0cdd1c [INFO] checking suryamajhi/mini-grep against master#a5db378dc14a40dd1580c27fb8362156446382c3 for pr-136490 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsuryamajhi%2Fmini-grep" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/suryamajhi/mini-grep on toolchain a5db378dc14a40dd1580c27fb8362156446382c3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5db378dc14a40dd1580c27fb8362156446382c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/suryamajhi/mini-grep [INFO] finished tweaking git repo https://github.com/suryamajhi/mini-grep [INFO] tweaked toml for git repo https://github.com/suryamajhi/mini-grep written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/suryamajhi/mini-grep 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" "+a5db378dc14a40dd1580c27fb8362156446382c3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+a5db378dc14a40dd1580c27fb8362156446382c3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 867af96c265965f9d2350b14c227e6098472644d531ab9e61cb92fc70c980a42 [INFO] running `Command { std: "docker" "start" "-a" "867af96c265965f9d2350b14c227e6098472644d531ab9e61cb92fc70c980a42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "867af96c265965f9d2350b14c227e6098472644d531ab9e61cb92fc70c980a42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "867af96c265965f9d2350b14c227e6098472644d531ab9e61cb92fc70c980a42", kill_on_drop: false }` [INFO] [stdout] 867af96c265965f9d2350b14c227e6098472644d531ab9e61cb92fc70c980a42 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+a5db378dc14a40dd1580c27fb8362156446382c3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1eb172cc0f35dcebeba1c8e5dd50ac51cd5c81c243b416562376815c04544458 [INFO] running `Command { std: "docker" "start" "-a" "1eb172cc0f35dcebeba1c8e5dd50ac51cd5c81c243b416562376815c04544458", kill_on_drop: false }` [INFO] [stderr] Checking mini-grep v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:219:21 [INFO] [stdout] | [INFO] [stdout] 219 | let mut temp_input = input.clone(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:219:21 [INFO] [stdout] | [INFO] [stdout] 219 | let mut temp_input = input.clone(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/pattern.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub enum Pattern { [INFO] [stdout] | ------- variants in this enum [INFO] [stdout] 6 | Digit, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 7 | AlphaNumeric, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 8 | PositiveCharGroup(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 9 | NegativeCharGroup(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 10 | Char(char), [INFO] [stdout] | ^^^^ [INFO] [stdout] 11 | StartAnchor, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 12 | EndAnchor, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 13 | OneOrMore(char), [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 14 | ZeroOrOne(char), [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 15 | Wildcard, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 16 | Alternation(String, String), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Pattern` 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: variant `InvalidPattern` is never constructed [INFO] [stdout] --> src/pattern.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 20 | pub enum PatternErr { [INFO] [stdout] | ---------- variant in this enum [INFO] [stdout] 21 | InvalidPattern(String), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PatternErr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple variants are never constructed [INFO] [stdout] --> src/pattern.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | pub enum Pattern { [INFO] [stdout] | ------- variants in this enum [INFO] [stdout] 6 | Digit, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 7 | AlphaNumeric, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] 8 | PositiveCharGroup(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 9 | NegativeCharGroup(String), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 10 | Char(char), [INFO] [stdout] | ^^^^ [INFO] [stdout] 11 | StartAnchor, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 12 | EndAnchor, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 13 | OneOrMore(char), [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 14 | ZeroOrOne(char), [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] 15 | Wildcard, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 16 | Alternation(String, String), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Pattern` 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: variant `InvalidPattern` is never constructed [INFO] [stdout] --> src/pattern.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 20 | pub enum PatternErr { [INFO] [stdout] | ---------- variant in this enum [INFO] [stdout] 21 | InvalidPattern(String), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PatternErr` 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 0.63s [INFO] running `Command { std: "docker" "inspect" "1eb172cc0f35dcebeba1c8e5dd50ac51cd5c81c243b416562376815c04544458", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1eb172cc0f35dcebeba1c8e5dd50ac51cd5c81c243b416562376815c04544458", kill_on_drop: false }` [INFO] [stdout] 1eb172cc0f35dcebeba1c8e5dd50ac51cd5c81c243b416562376815c04544458