[INFO] cloning repository https://github.com/zcfabra/c-compiler [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zcfabra/c-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzcfabra%2Fc-compiler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzcfabra%2Fc-compiler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d32913d2c915602e6f2be42b2fc324adf781d2a1 [INFO] checking zcfabra/c-compiler against master#ed141926048597e3649bb238ca3dc417904cd56c for pr-134300 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzcfabra%2Fc-compiler" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zcfabra/c-compiler on toolchain ed141926048597e3649bb238ca3dc417904cd56c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed141926048597e3649bb238ca3dc417904cd56c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zcfabra/c-compiler [INFO] finished tweaking git repo https://github.com/zcfabra/c-compiler [INFO] tweaked toml for git repo https://github.com/zcfabra/c-compiler written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/zcfabra/c-compiler 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" "+ed141926048597e3649bb238ca3dc417904cd56c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed141926048597e3649bb238ca3dc417904cd56c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1efbf68513f0da396663ac39fd4608b2215db7a4a0866aa90a734505a433296e [INFO] running `Command { std: "docker" "start" "-a" "1efbf68513f0da396663ac39fd4608b2215db7a4a0866aa90a734505a433296e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1efbf68513f0da396663ac39fd4608b2215db7a4a0866aa90a734505a433296e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1efbf68513f0da396663ac39fd4608b2215db7a4a0866aa90a734505a433296e", kill_on_drop: false }` [INFO] [stdout] 1efbf68513f0da396663ac39fd4608b2215db7a4a0866aa90a734505a433296e [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed141926048597e3649bb238ca3dc417904cd56c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4d9248c52451637afb7a7d1e02ca32ced849e04bc9466f922de0390a8ebd7ae4 [INFO] running `Command { std: "docker" "start" "-a" "4d9248c52451637afb7a7d1e02ca32ced849e04bc9466f922de0390a8ebd7ae4", kill_on_drop: false }` [INFO] [stderr] Checking app v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `write` [INFO] [stdout] --> src/ast.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::{write, Display}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::process::Termination` [INFO] [stdout] --> src/parser.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::process::Termination; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/parser.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | self, AssignStmt, AstNode, BinOp, Expr, FnDef, Program, ReturnStmt, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/lexer.rs:1:20 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::token::{self, Token}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `ADD_EQ` should have an upper camel case name [INFO] [stdout] --> src/token.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | ADD_EQ, [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case: `AddEq` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `SUB_EQ` should have an upper camel case name [INFO] [stdout] --> src/token.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | SUB_EQ, [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case: `SubEq` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `NOT_EQ` should have an upper camel case name [INFO] [stdout] --> src/token.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | NOT_EQ, [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case: `NotEq` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `MUL_EQ` should have an upper camel case name [INFO] [stdout] --> src/token.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | MUL_EQ, [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case: `MulEq` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `DIV_EQ` should have an upper camel case name [INFO] [stdout] --> src/token.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | DIV_EQ, [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case: `DivEq` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `File`, `OpenOptions`, and `Write` [INFO] [stdout] --> src/main.rs:9:16 [INFO] [stdout] | [INFO] [stdout] 9 | fs::{self, File, OpenOptions}, [INFO] [stdout] | ^^^^ ^^^^^^^^^^^ [INFO] [stdout] 10 | io::{Read, Write}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `write` [INFO] [stdout] --> src/ast.rs:1:16 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::{write, Display}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lexer.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | let mut lx = Lexer::new(s.char_indices().map(|(i, c)| (i as u32, c))); [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: unused import: `std::process::Termination` [INFO] [stdout] --> src/parser.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::process::Termination; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/parser.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | self, AssignStmt, AstNode, BinOp, Expr, FnDef, Program, ReturnStmt, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/lexer.rs:1:20 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::token::{self, Token}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `ADD_EQ` should have an upper camel case name [INFO] [stdout] --> src/token.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | ADD_EQ, [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case: `AddEq` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `SUB_EQ` should have an upper camel case name [INFO] [stdout] --> src/token.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | SUB_EQ, [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case: `SubEq` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `NOT_EQ` should have an upper camel case name [INFO] [stdout] --> src/token.rs:23:5 [INFO] [stdout] | [INFO] [stdout] 23 | NOT_EQ, [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case: `NotEq` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `MUL_EQ` should have an upper camel case name [INFO] [stdout] --> src/token.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | MUL_EQ, [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case: `MulEq` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `DIV_EQ` should have an upper camel case name [INFO] [stdout] --> src/token.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | DIV_EQ, [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper camel case: `DivEq` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `File`, `OpenOptions`, and `Write` [INFO] [stdout] --> src/main.rs:9:16 [INFO] [stdout] | [INFO] [stdout] 9 | fs::{self, File, OpenOptions}, [INFO] [stdout] | ^^^^ ^^^^^^^^^^^ [INFO] [stdout] 10 | io::{Read, Write}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lexer.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | let mut lx = Lexer::new(s.char_indices().map(|(i, c)| (i as u32, c))); [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: unreachable pattern [INFO] [stdout] --> src/ast.rs:159:13 [INFO] [stdout] | [INFO] [stdout] 159 | _ => write!(f, "NOT IMPLEMENTED"), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/ast.rs:159:13 [INFO] [stdout] | [INFO] [stdout] 156 | AstNode::Expr(expr) => write!(f, "{}", expr), [INFO] [stdout] | ------------------- matches some of the same values [INFO] [stdout] 157 | AstNode::Program(prg) => write!(f, "{}", prg), [INFO] [stdout] | --------------------- matches some of the same values [INFO] [stdout] 158 | AstNode::Statement(stmt) => write!(f, "{}", stmt), [INFO] [stdout] | ------------------------ matches some of the same values [INFO] [stdout] 159 | _ => write!(f, "NOT IMPLEMENTED"), [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/parser.rs:209:14 [INFO] [stdout] | [INFO] [stdout] 209 | (a, b) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `b` [INFO] [stdout] --> src/parser.rs:209:17 [INFO] [stdout] | [INFO] [stdout] 209 | (a, b) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_b` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ix` [INFO] [stdout] --> src/lexer.rs:231:9 [INFO] [stdout] | [INFO] [stdout] 231 | ix: u32, [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_ix` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/ast.rs:159:13 [INFO] [stdout] | [INFO] [stdout] 159 | _ => write!(f, "NOT IMPLEMENTED"), [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/ast.rs:159:13 [INFO] [stdout] | [INFO] [stdout] 156 | AstNode::Expr(expr) => write!(f, "{}", expr), [INFO] [stdout] | ------------------- matches some of the same values [INFO] [stdout] 157 | AstNode::Program(prg) => write!(f, "{}", prg), [INFO] [stdout] | --------------------- matches some of the same values [INFO] [stdout] 158 | AstNode::Statement(stmt) => write!(f, "{}", stmt), [INFO] [stdout] | ------------------------ matches some of the same values [INFO] [stdout] 159 | _ => write!(f, "NOT IMPLEMENTED"), [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/token.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | let mut repr; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `app` (bin "app"); 16 warnings emitted [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] No space left on device (os error 28) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to parse process output: `/opt/rustwide/rustup-home/toolchains/ed141926048597e3649bb238ca3dc417904cd56c/bin/rustc --crate-name app --edition=2021 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values())' -C metadata=f0ca704cfc0bfaf0 -C extra-filename=-73c63426622ce2cc --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 1) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `app` (bin "app" test); 12 warnings emitted [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] No space left on device (os error 28) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to parse process output: `/opt/rustwide/rustup-home/toolchains/ed141926048597e3649bb238ca3dc417904cd56c/bin/rustc --crate-name app --edition=2021 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values())' -C metadata=8f8696a21ab97088 -C extra-filename=-4ddc883f2bb86f23 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 1) [INFO] running `Command { std: "docker" "inspect" "4d9248c52451637afb7a7d1e02ca32ced849e04bc9466f922de0390a8ebd7ae4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d9248c52451637afb7a7d1e02ca32ced849e04bc9466f922de0390a8ebd7ae4", kill_on_drop: false }` [INFO] [stdout] 4d9248c52451637afb7a7d1e02ca32ced849e04bc9466f922de0390a8ebd7ae4