[INFO] cloning repository https://github.com/owensc84/synacor [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/owensc84/synacor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fowensc84%2Fsynacor", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fowensc84%2Fsynacor'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 387e46f9144f4e7616b704b430ff8677c93e4179 [INFO] checking owensc84/synacor against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fowensc84%2Fsynacor" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/owensc84/synacor on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/owensc84/synacor [INFO] finished tweaking git repo https://github.com/owensc84/synacor [INFO] tweaked toml for git repo https://github.com/owensc84/synacor written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/owensc84/synacor already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 7002d11b566af935f47df5af0bed11f8e2fd1e0458ea6586753336ead750e3a9 [INFO] running `Command { std: "docker" "start" "-a" "7002d11b566af935f47df5af0bed11f8e2fd1e0458ea6586753336ead750e3a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7002d11b566af935f47df5af0bed11f8e2fd1e0458ea6586753336ead750e3a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7002d11b566af935f47df5af0bed11f8e2fd1e0458ea6586753336ead750e3a9", kill_on_drop: false }` [INFO] [stdout] 7002d11b566af935f47df5af0bed11f8e2fd1e0458ea6586753336ead750e3a9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9b179225e9955ed47c1c81b798b225b04d808b8e25e071d2069d7d05bee82e06 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "9b179225e9955ed47c1c81b798b225b04d808b8e25e071d2069d7d05bee82e06", kill_on_drop: false }` [INFO] [stderr] Checking synacor v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | 32768 ... 32775 => get_reg(operand, register), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | 32768 ... 32775 => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/main.rs:168:16 [INFO] [stdout] | [INFO] [stdout] 168 | traceptr &= (TRACE_SIZE-1); [INFO] [stdout] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:196:9 [INFO] [stdout] | [INFO] [stdout] 196 | 0...8 => { register[reg_num] = get_val(b, ®ister); pc += 3; }, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:233:9 [INFO] [stdout] | [INFO] [stdout] 233 | 0...8 => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:255:8 [INFO] [stdout] | [INFO] [stdout] 255 | 0...8 => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:315:9 [INFO] [stdout] | [INFO] [stdout] 315 | 0...8 => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:333:8 [INFO] [stdout] | [INFO] [stdout] 333 | 0...8 => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:348:8 [INFO] [stdout] | [INFO] [stdout] 348 | 0...8 => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/main.rs:349:28 [INFO] [stdout] | [INFO] [stdout] 349 | register[reg_num] = (get_val(b, ®ister) & get_val(c, ®ister)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:363:8 [INFO] [stdout] | [INFO] [stdout] 363 | 0...8 => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/main.rs:364:28 [INFO] [stdout] | [INFO] [stdout] 364 | register[reg_num] = (get_val(b, ®ister) | get_val(c, ®ister)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:377:8 [INFO] [stdout] | [INFO] [stdout] 377 | 0...8 => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | 32768 ... 32775 => get_reg(operand, register), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 24 | 32768 ... 32775 => true, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/main.rs:168:16 [INFO] [stdout] | [INFO] [stdout] 168 | traceptr &= (TRACE_SIZE-1); [INFO] [stdout] | ^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:196:9 [INFO] [stdout] | [INFO] [stdout] 196 | 0...8 => { register[reg_num] = get_val(b, ®ister); pc += 3; }, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:233:9 [INFO] [stdout] | [INFO] [stdout] 233 | 0...8 => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:255:8 [INFO] [stdout] | [INFO] [stdout] 255 | 0...8 => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:315:9 [INFO] [stdout] | [INFO] [stdout] 315 | 0...8 => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:333:8 [INFO] [stdout] | [INFO] [stdout] 333 | 0...8 => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:348:8 [INFO] [stdout] | [INFO] [stdout] 348 | 0...8 => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/main.rs:349:28 [INFO] [stdout] | [INFO] [stdout] 349 | register[reg_num] = (get_val(b, ®ister) & get_val(c, ®ister)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:363:8 [INFO] [stdout] | [INFO] [stdout] 363 | 0...8 => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/main.rs:364:28 [INFO] [stdout] | [INFO] [stdout] 364 | register[reg_num] = (get_val(b, ®ister) | get_val(c, ®ister)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/main.rs:377:8 [INFO] [stdout] | [INFO] [stdout] 377 | 0...8 => { [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pc` [INFO] [stdout] --> src/main.rs:96:58 [INFO] [stdout] | [INFO] [stdout] 96 | fn call_trace(v: &[usize], ptr: usize, memory: Vec, pc: usize, register:&Vec) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_pc` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `exs` is never read [INFO] [stdout] --> src/main.rs:154:7 [INFO] [stdout] | [INFO] [stdout] 154 | let mut exs: i32 = 0; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:105:7 [INFO] [stdout] | [INFO] [stdout] 105 | let mut ts = format!(""); [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:110:7 [INFO] [stdout] | [INFO] [stdout] 110 | let mut s = format!("{:<7}{:<7}{:<7}{:<7}",trace_pc, memory[trace_pc], get_opcode_debug_string(trace_pc, &memory, register), ts); [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:116:7 [INFO] [stdout] | [INFO] [stdout] 116 | let mut ts = format!(""); [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:120:7 [INFO] [stdout] | [INFO] [stdout] 120 | let mut s = format!("{:<7}{:<7}{:<7}{:<7}",trace_pc, memory[trace_pc], get_opcode_debug_string(trace_pc, &memory, register), ts); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pc` [INFO] [stdout] --> src/main.rs:96:58 [INFO] [stdout] | [INFO] [stdout] 96 | fn call_trace(v: &[usize], ptr: usize, memory: Vec, pc: usize, register:&Vec) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_pc` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `exs` is never read [INFO] [stdout] --> src/main.rs:154:7 [INFO] [stdout] | [INFO] [stdout] 154 | let mut exs: i32 = 0; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `is_reg` [INFO] [stdout] --> src/main.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn is_reg(operand: u16) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `totalExecutions` should have a snake case name [INFO] [stdout] --> src/main.rs:145:10 [INFO] [stdout] | [INFO] [stdout] 145 | let mut totalExecutions = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `total_executions` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:105:7 [INFO] [stdout] | [INFO] [stdout] 105 | let mut ts = format!(""); [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:110:7 [INFO] [stdout] | [INFO] [stdout] 110 | let mut s = format!("{:<7}{:<7}{:<7}{:<7}",trace_pc, memory[trace_pc], get_opcode_debug_string(trace_pc, &memory, register), ts); [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:116:7 [INFO] [stdout] | [INFO] [stdout] 116 | let mut ts = format!(""); [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:120:7 [INFO] [stdout] | [INFO] [stdout] 120 | let mut s = format!("{:<7}{:<7}{:<7}{:<7}",trace_pc, memory[trace_pc], get_opcode_debug_string(trace_pc, &memory, register), ts); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `is_reg` [INFO] [stdout] --> src/main.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn is_reg(operand: u16) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `totalExecutions` should have a snake case name [INFO] [stdout] --> src/main.rs:145:10 [INFO] [stdout] | [INFO] [stdout] 145 | let mut totalExecutions = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `total_executions` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.71s [INFO] running `Command { std: "docker" "inspect" "9b179225e9955ed47c1c81b798b225b04d808b8e25e071d2069d7d05bee82e06", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9b179225e9955ed47c1c81b798b225b04d808b8e25e071d2069d7d05bee82e06", kill_on_drop: false }` [INFO] [stdout] 9b179225e9955ed47c1c81b798b225b04d808b8e25e071d2069d7d05bee82e06