[INFO] fetching crate srash 0.0.0... [INFO] checking srash-0.0.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate srash 0.0.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate srash 0.0.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate srash 0.0.0 [INFO] finished tweaking crates.io crate srash 0.0.0 [INFO] tweaked toml for crates.io crate srash 0.0.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate crates.io crate srash 0.0.0 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded insta v1.28.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5f1367b964311a655a29ecfa65b7fc7ed7bba99ff08b3dee4127c396cd9b2156 [INFO] running `Command { std: "docker" "start" "-a" "5f1367b964311a655a29ecfa65b7fc7ed7bba99ff08b3dee4127c396cd9b2156", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5f1367b964311a655a29ecfa65b7fc7ed7bba99ff08b3dee4127c396cd9b2156", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f1367b964311a655a29ecfa65b7fc7ed7bba99ff08b3dee4127c396cd9b2156", kill_on_drop: false }` [INFO] [stdout] 5f1367b964311a655a29ecfa65b7fc7ed7bba99ff08b3dee4127c396cd9b2156 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6eb160e2457a3a0f4598a9c5242d0d02e79b0d2af761f068fd7dbadf66cc88c4 [INFO] running `Command { std: "docker" "start" "-a" "6eb160e2457a3a0f4598a9c5242d0d02e79b0d2af761f068fd7dbadf66cc88c4", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.140 [INFO] [stderr] Checking similar v2.2.1 [INFO] [stderr] Checking srash v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ast::parser::ir::*` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use ast::parser::ir::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `row` and `col` are never read [INFO] [stdout] --> src/ast/errors.rs:4:21 [INFO] [stdout] | [INFO] [stdout] 4 | UnclosedQuote { row: usize, col: usize }, [INFO] [stdout] | ------------- ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `row` and `col` are never read [INFO] [stdout] --> src/ast/errors.rs:5:21 [INFO] [stdout] | [INFO] [stdout] 5 | UnclosedBlock { row: usize, col: usize }, [INFO] [stdout] | ------------- ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `InvalidVar` is never constructed [INFO] [stdout] --> src/ast/errors.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum LexingError { [INFO] [stdout] | ----------- variant in this enum [INFO] [stdout] 3 | InvalidVar { row: usize, col: usize }, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LexingError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_symbols` is never used [INFO] [stdout] --> src/ast/tokens.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn print_symbols(symbols: &Symbols) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `symbols_to_string` is never used [INFO] [stdout] --> src/ast/tokens.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn symbols_to_string(symbols: &Symbols) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking console v0.15.5 [INFO] [stderr] Checking insta v1.28.0 [INFO] [stdout] warning: the item `insta` is imported redundantly [INFO] [stdout] --> src/ast/lexer.rs:339:17 [INFO] [stdout] | [INFO] [stdout] 339 | use insta::{self, *}; [INFO] [stdout] | ^^^^ the item `insta` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `insta` is imported redundantly [INFO] [stdout] --> src/ast/parser/mod.rs:41:17 [INFO] [stdout] | [INFO] [stdout] 41 | use insta::{self, *}; [INFO] [stdout] | ^^^^ the item `insta` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ast::parser::ir::*` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use ast::parser::ir::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `row` and `col` are never read [INFO] [stdout] --> src/ast/errors.rs:4:21 [INFO] [stdout] | [INFO] [stdout] 4 | UnclosedQuote { row: usize, col: usize }, [INFO] [stdout] | ------------- ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `row` and `col` are never read [INFO] [stdout] --> src/ast/errors.rs:5:21 [INFO] [stdout] | [INFO] [stdout] 5 | UnclosedBlock { row: usize, col: usize }, [INFO] [stdout] | ------------- ^^^ ^^^ [INFO] [stdout] | | [INFO] [stdout] | fields in this variant [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `InvalidVar` is never constructed [INFO] [stdout] --> src/ast/errors.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 2 | pub enum LexingError { [INFO] [stdout] | ----------- variant in this enum [INFO] [stdout] 3 | InvalidVar { row: usize, col: usize }, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `LexingError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_symbols` is never used [INFO] [stdout] --> src/ast/tokens.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn print_symbols(symbols: &Symbols) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.13s [INFO] running `Command { std: "docker" "inspect" "6eb160e2457a3a0f4598a9c5242d0d02e79b0d2af761f068fd7dbadf66cc88c4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6eb160e2457a3a0f4598a9c5242d0d02e79b0d2af761f068fd7dbadf66cc88c4", kill_on_drop: false }` [INFO] [stdout] 6eb160e2457a3a0f4598a9c5242d0d02e79b0d2af761f068fd7dbadf66cc88c4 [INFO] checking srash-0.0.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate srash 0.0.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate srash 0.0.0 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate srash 0.0.0 [INFO] finished tweaking crates.io crate srash 0.0.0 [INFO] tweaked toml for crates.io crate srash 0.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate crates.io crate srash 0.0.0 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 76c93c2cadb2aec06201fdaee441554c755b3e43d8899ff88653a1b4f9f46f07 [INFO] running `Command { std: "docker" "start" "-a" "76c93c2cadb2aec06201fdaee441554c755b3e43d8899ff88653a1b4f9f46f07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "76c93c2cadb2aec06201fdaee441554c755b3e43d8899ff88653a1b4f9f46f07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76c93c2cadb2aec06201fdaee441554c755b3e43d8899ff88653a1b4f9f46f07", kill_on_drop: false }` [INFO] [stdout] 76c93c2cadb2aec06201fdaee441554c755b3e43d8899ff88653a1b4f9f46f07 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1c6dedaf5dc8ed49e326623b67c14f6f1f0dcbec133e4d70fa22c02793658435 [INFO] running `Command { std: "docker" "start" "-a" "1c6dedaf5dc8ed49e326623b67c14f6f1f0dcbec133e4d70fa22c02793658435", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.140 [INFO] [stderr] Checking similar v2.2.1 [INFO] [stderr] Checking srash v0.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stdout] warning: unused import: `ast::parser::ir::*` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use ast::parser::ir::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> src/ast/parser/ir.rs:87:38 [INFO] [stdout] | [INFO] [stdout] 87 | Token::Var(s) => match self.get_variable(s, loc) { [INFO] [stdout] | ______________________________________^ [INFO] [stdout] 88 | | Err(s) => return Err(s), [INFO] [stdout] 89 | | Ok(s) => { [INFO] [stdout] 90 | | self.ip += 1; [INFO] [stdout] 91 | | return Ok(()); [INFO] [stdout] 92 | | } [INFO] [stdout] 93 | | }, [INFO] [stdout] | |_____________________^ cannot satisfy `_ -> _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0284`. [INFO] [stdout] [INFO] [stderr] error: could not compile `srash` (bin "srash") due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "1c6dedaf5dc8ed49e326623b67c14f6f1f0dcbec133e4d70fa22c02793658435", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c6dedaf5dc8ed49e326623b67c14f6f1f0dcbec133e4d70fa22c02793658435", kill_on_drop: false }` [INFO] [stdout] 1c6dedaf5dc8ed49e326623b67c14f6f1f0dcbec133e4d70fa22c02793658435