[INFO] cloning repository https://github.com/pieri93/rust_assembly [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pieri93/rust_assembly" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpieri93%2Frust_assembly", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpieri93%2Frust_assembly'... [INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpieri93%2Frust_assembly: No space left on device [WARN] Retrying crate fetch in 3 seconds (attempt 1) [INFO] cloning repository https://github.com/pieri93/rust_assembly [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pieri93/rust_assembly" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpieri93%2Frust_assembly", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpieri93%2Frust_assembly'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4e23df0eda0f66c09741ecae5a32b223ff09fdea [INFO] checking pieri93/rust_assembly against master#c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2 for pr-142712 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpieri93%2Frust_assembly" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/pieri93/rust_assembly [INFO] finished tweaking git repo https://github.com/pieri93/rust_assembly [INFO] tweaked toml for git repo https://github.com/pieri93/rust_assembly written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/pieri93/rust_assembly on toolchain c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/pieri93/rust_assembly 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" "+c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4e2a6adeb11e845a0ebc2ffe852e1d281def1bb64317d6b57b21f5332d8d03e6 [INFO] running `Command { std: "docker" "start" "-a" "4e2a6adeb11e845a0ebc2ffe852e1d281def1bb64317d6b57b21f5332d8d03e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4e2a6adeb11e845a0ebc2ffe852e1d281def1bb64317d6b57b21f5332d8d03e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e2a6adeb11e845a0ebc2ffe852e1d281def1bb64317d6b57b21f5332d8d03e6", kill_on_drop: false }` [INFO] [stdout] 4e2a6adeb11e845a0ebc2ffe852e1d281def1bb64317d6b57b21f5332d8d03e6 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c720f49c46ec3e70bbc2bbb3e0dd1fe7fc0a47f2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5bf7287c5bdf17fb0f5b22c6f0d8b3849d783dd7a3a67eb2697465d372c2a22e [INFO] running `Command { std: "docker" "start" "-a" "5bf7287c5bdf17fb0f5b22c6f0d8b3849d783dd7a3a67eb2697465d372c2a22e", kill_on_drop: false }` [INFO] [stderr] Checking rust_assembly v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: type `instr` should have an upper camel case name [INFO] [stdout] --> src/main.rs:58:6 [INFO] [stdout] | [INFO] [stdout] 58 | enum instr { [INFO] [stdout] | ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Instr` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `return` value [INFO] [stdout] --> src/main.rs:121:16 [INFO] [stdout] | [INFO] [stdout] 121 | return (format!("")); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 121 - return (format!("")); [INFO] [stdout] 121 + return format!(""); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `return` value [INFO] [stdout] --> src/main.rs:123:16 [INFO] [stdout] | [INFO] [stdout] 123 | return (format!(" + {value}")); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 123 - return (format!(" + {value}")); [INFO] [stdout] 123 + return format!(" + {value}"); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `instr` should have an upper camel case name [INFO] [stdout] --> src/main.rs:58:6 [INFO] [stdout] | [INFO] [stdout] 58 | enum instr { [INFO] [stdout] | ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Instr` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `return` value [INFO] [stdout] --> src/main.rs:121:16 [INFO] [stdout] | [INFO] [stdout] 121 | return (format!("")); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 121 - return (format!("")); [INFO] [stdout] 121 + return format!(""); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `return` value [INFO] [stdout] --> src/main.rs:123:16 [INFO] [stdout] | [INFO] [stdout] 123 | return (format!(" + {value}")); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 123 - return (format!(" + {value}")); [INFO] [stdout] 123 + return format!(" + {value}"); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:9:17 [INFO] [stdout] | [INFO] [stdout] 9 | let mut reg = get_reg(w, (buffer[1] >> 3) & 0b00000111).to_string(); [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/main.rs:10:17 [INFO] [stdout] | [INFO] [stdout] 10 | let mut rm = match mod_ { [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:9:17 [INFO] [stdout] | [INFO] [stdout] 9 | let mut reg = get_reg(w, (buffer[1] >> 3) & 0b00000111).to_string(); [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/main.rs:10:17 [INFO] [stdout] | [INFO] [stdout] 10 | let mut rm = match mod_ { [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:174:9 [INFO] [stdout] | [INFO] [stdout] 174 | let mut read_bytes = file.read_to_end(&mut buffer).expect("unable to read file"); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_dw` is never used [INFO] [stdout] --> src/main.rs:78:4 [INFO] [stdout] | [INFO] [stdout] 78 | fn get_dw(buffer: u8) -> u8 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:174:9 [INFO] [stdout] | [INFO] [stdout] 174 | let mut read_bytes = file.read_to_end(&mut buffer).expect("unable to read file"); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_dw` is never used [INFO] [stdout] --> src/main.rs:78:4 [INFO] [stdout] | [INFO] [stdout] 78 | fn get_dw(buffer: u8) -> u8 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] running `Command { std: "docker" "inspect" "5bf7287c5bdf17fb0f5b22c6f0d8b3849d783dd7a3a67eb2697465d372c2a22e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5bf7287c5bdf17fb0f5b22c6f0d8b3849d783dd7a3a67eb2697465d372c2a22e", kill_on_drop: false }` [INFO] [stdout] 5bf7287c5bdf17fb0f5b22c6f0d8b3849d783dd7a3a67eb2697465d372c2a22e