[INFO] cloning repository https://github.com/ray10k/Synacor [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ray10k/Synacor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fray10k%2FSynacor", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fray10k%2FSynacor'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e74a64181e7f2682caf392e593695e7011522117 [INFO] checking ray10k/Synacor against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fray10k%2FSynacor" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ray10k/Synacor on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ray10k/Synacor [INFO] finished tweaking git repo https://github.com/ray10k/Synacor [INFO] tweaked toml for git repo https://github.com/ray10k/Synacor written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/ray10k/Synacor 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fe059666255ba67df568b5d87764d148cc4b426473437372b864bdda754fb1a3 [INFO] running `Command { std: "docker" "start" "-a" "fe059666255ba67df568b5d87764d148cc4b426473437372b864bdda754fb1a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fe059666255ba67df568b5d87764d148cc4b426473437372b864bdda754fb1a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe059666255ba67df568b5d87764d148cc4b426473437372b864bdda754fb1a3", kill_on_drop: false }` [INFO] [stdout] fe059666255ba67df568b5d87764d148cc4b426473437372b864bdda754fb1a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5493643592a41148c829612766d8f8b24ad853ae227a2a715afd9ddd7b63f1fe [INFO] running `Command { std: "docker" "start" "-a" "5493643592a41148c829612766d8f8b24ad853ae227a2a715afd9ddd7b63f1fe", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling rustversion v1.0.14 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Compiling signal-hook v0.3.17 [INFO] [stderr] Checking zerocopy v0.7.32 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking smallvec v1.13.1 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking allocator-api2 v0.2.16 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling ahash v0.8.11 [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Checking bitflags v2.4.2 [INFO] [stderr] Checking ryu v1.0.17 [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking itoa v1.0.10 [INFO] [stderr] Checking itertools v0.12.1 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking unicode-segmentation v1.11.0 [INFO] [stderr] Compiling indoc v2.0.4 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking hashbrown v0.14.3 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking mio v0.8.11 [INFO] [stderr] Checking castaway v0.2.2 [INFO] [stderr] Compiling syn v2.0.52 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking compact_str v0.7.1 [INFO] [stderr] Checking lru v0.12.3 [INFO] [stderr] Checking signal-hook-mio v0.2.3 [INFO] [stderr] Checking crossterm v0.27.0 [INFO] [stderr] Compiling strum_macros v0.26.2 [INFO] [stderr] Compiling stability v0.1.1 [INFO] [stderr] Checking strum v0.26.2 [INFO] [stderr] Checking ratatui v0.26.1 [INFO] [stderr] Checking synapone v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/machine.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `KeyEventKind` [INFO] [stdout] --> src/ui.rs:3:33 [INFO] [stdout] | [INFO] [stdout] 3 | use crossterm::event::{KeyCode, KeyEventKind}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Frame` is imported redundantly [INFO] [stdout] --> src/ui.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 4 | use ratatui::prelude::*; [INFO] [stdout] | ------------------- the item `Frame` is already imported here [INFO] [stdout] 5 | use ratatui::symbols::border; [INFO] [stdout] 6 | use ratatui::Frame; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/machine.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `KeyEventKind` [INFO] [stdout] --> src/ui.rs:3:33 [INFO] [stdout] | [INFO] [stdout] 3 | use crossterm::event::{KeyCode, KeyEventKind}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Frame` is imported redundantly [INFO] [stdout] --> src/ui.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 4 | use ratatui::prelude::*; [INFO] [stdout] | ------------------- the item `Frame` is already imported here [INFO] [stdout] 5 | use ratatui::symbols::border; [INFO] [stdout] 6 | use ratatui::Frame; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `block` [INFO] [stdout] --> src/ui.rs:95:17 [INFO] [stdout] | [INFO] [stdout] 95 | let block = Block::default() [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_block` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `op` [INFO] [stdout] --> src/main.rs:39:17 [INFO] [stdout] | [INFO] [stdout] 39 | for op in mach.run_program(false) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_op` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `block` [INFO] [stdout] --> src/ui.rs:95:17 [INFO] [stdout] | [INFO] [stdout] 95 | let block = Block::default() [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_block` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `op` [INFO] [stdout] --> src/main.rs:39:17 [INFO] [stdout] | [INFO] [stdout] 39 | for op in mach.run_program(false) { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_op` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `verbose` is never read [INFO] [stdout] --> src/machine.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct VirtualMachineStep<'a> { [INFO] [stdout] | ------------------ field in this struct [INFO] [stdout] 15 | machine:&'a mut VirtualMachine, [INFO] [stdout] 16 | verbose:bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `verbose` is never read [INFO] [stdout] --> src/machine.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub struct VirtualMachineStep<'a> { [INFO] [stdout] | ------------------ field in this struct [INFO] [stdout] 15 | machine:&'a mut VirtualMachine, [INFO] [stdout] 16 | verbose:bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/machine.rs:137:25 [INFO] [stdout] | [INFO] [stdout] 137 | ErrUnknownOperation(u16), [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] 137 | ErrUnknownOperation(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/machine.rs:137:25 [INFO] [stdout] | [INFO] [stdout] 137 | ErrUnknownOperation(u16), [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] 137 | ErrUnknownOperation(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/machine.rs:138:23 [INFO] [stdout] | [INFO] [stdout] 138 | ErrUnknownOperand(u16), [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] 138 | ErrUnknownOperand(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/machine.rs:138:23 [INFO] [stdout] | [INFO] [stdout] 138 | ErrUnknownOperand(u16), [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] 138 | ErrUnknownOperand(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `init_from_sequence` is never used [INFO] [stdout] --> src/machine.rs:173:12 [INFO] [stdout] | [INFO] [stdout] 150 | impl VirtualMachine { [INFO] [stdout] | ------------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 173 | pub fn init_from_sequence(input_sequence:&[u16]) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `init_from_sequence` is never used [INFO] [stdout] --> src/machine.rs:173:12 [INFO] [stdout] | [INFO] [stdout] 150 | impl VirtualMachine { [INFO] [stdout] | ------------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 173 | pub fn init_from_sequence(input_sequence:&[u16]) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `start_ui` is never used [INFO] [stdout] --> src/ui.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn start_ui() -> io::Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `start_ui` is never used [INFO] [stdout] --> src/ui.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | pub fn start_ui() -> io::Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `stop_ui` is never used [INFO] [stdout] --> src/ui.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn stop_ui() -> io::Result<()> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `UiIo` is never used [INFO] [stdout] --> src/ui.rs:26:11 [INFO] [stdout] | [INFO] [stdout] 26 | pub trait UiIo { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `stop_ui` is never used [INFO] [stdout] --> src/ui.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn stop_ui() -> io::Result<()> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `UiIo` is never used [INFO] [stdout] --> src/ui.rs:26:11 [INFO] [stdout] | [INFO] [stdout] 26 | pub trait UiIo { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.10s [INFO] running `Command { std: "docker" "inspect" "5493643592a41148c829612766d8f8b24ad853ae227a2a715afd9ddd7b63f1fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5493643592a41148c829612766d8f8b24ad853ae227a2a715afd9ddd7b63f1fe", kill_on_drop: false }` [INFO] [stdout] 5493643592a41148c829612766d8f8b24ad853ae227a2a715afd9ddd7b63f1fe