[INFO] cloning repository https://github.com/ceronman/writing-a-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/ceronman/writing-a-c-compiler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fceronman%2Fwriting-a-c-compiler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fceronman%2Fwriting-a-c-compiler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 313840a91f3e4e750d8aabe6e0759dd627447318 [INFO] checking ceronman/writing-a-c-compiler against try#8d46be77cd48fdbcced888d027457e2c9cf2aa16 for pr-142723 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fceronman%2Fwriting-a-c-compiler" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/ceronman/writing-a-c-compiler on toolchain 8d46be77cd48fdbcced888d027457e2c9cf2aa16 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/ceronman/writing-a-c-compiler [INFO] finished tweaking git repo https://github.com/ceronman/writing-a-c-compiler [INFO] tweaked toml for git repo https://github.com/ceronman/writing-a-c-compiler written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/ceronman/writing-a-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" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1ecfbc1350608afa1a734bdba163f9a8de67e0dd75b10afa1916fa30ac68d827 [INFO] running `Command { std: "docker" "start" "-a" "1ecfbc1350608afa1a734bdba163f9a8de67e0dd75b10afa1916fa30ac68d827", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1ecfbc1350608afa1a734bdba163f9a8de67e0dd75b10afa1916fa30ac68d827", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ecfbc1350608afa1a734bdba163f9a8de67e0dd75b10afa1916fa30ac68d827", kill_on_drop: false }` [INFO] [stdout] 1ecfbc1350608afa1a734bdba163f9a8de67e0dd75b10afa1916fa30ac68d827 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 12cd7f8dfc0e0761000369e9a3981ea2330d03bfa7f44e144643bd0e801e6fd3 [INFO] running `Command { std: "docker" "start" "-a" "12cd7f8dfc0e0761000369e9a3981ea2330d03bfa7f44e144643bd0e801e6fd3", kill_on_drop: false }` [INFO] [stderr] Compiling anyhow v1.0.86 [INFO] [stderr] Checking writing-a-c-compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::ptr::addr_of_mut` [INFO] [stdout] --> src/semantic/id_resolution.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::ptr::addr_of_mut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem::ManuallyDrop` [INFO] [stdout] --> src/tacky.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::mem::ManuallyDrop; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Node` [INFO] [stdout] --> src/tacky.rs:6:31 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::ast::{Initializer, Node}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::lexer::Span` [INFO] [stdout] --> src/tacky.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::lexer::Span; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size` [INFO] [stdout] --> src/semantic/type_check.rs:529:35 [INFO] [stdout] | [INFO] [stdout] 529 | if let Type::Array(inner, size) = ty { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `zero` and `from_constant` are never used [INFO] [stdout] --> src/ast.rs:190:12 [INFO] [stdout] | [INFO] [stdout] 189 | impl Initializer { [INFO] [stdout] | ---------------- associated functions in this implementation [INFO] [stdout] 190 | pub fn zero(ty: &Type) -> Initializer { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 212 | fn from_constant(c: Constant) -> Initializer { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `writing-a-c-compiler` (bin "writing-a-c-compiler"); 6 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/8d46be77cd48fdbcced888d027457e2c9cf2aa16/bin/rustc --crate-name writing_a_c_compiler --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 --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "test_gen"))' -C metadata=29d3bcda1b9967b7 -C extra-filename=-39eaf38a8b4e80aa --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-78d40200180cf5db.rmeta --cap-lints=forbid` (exit status: 1) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused import: `std::ptr::addr_of_mut` [INFO] [stdout] --> src/semantic/id_resolution.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::ptr::addr_of_mut; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::mem::ManuallyDrop` [INFO] [stdout] --> src/tacky.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::mem::ManuallyDrop; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Node` [INFO] [stdout] --> src/tacky.rs:6:31 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::ast::{Initializer, Node}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::lexer::Span` [INFO] [stdout] --> src/tacky.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::lexer::Span; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size` [INFO] [stdout] --> src/semantic/type_check.rs:529:35 [INFO] [stdout] | [INFO] [stdout] 529 | if let Type::Array(inner, size) = ty { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `zero` and `from_constant` are never used [INFO] [stdout] --> src/ast.rs:190:12 [INFO] [stdout] | [INFO] [stdout] 189 | impl Initializer { [INFO] [stdout] | ---------------- associated functions in this implementation [INFO] [stdout] 190 | pub fn zero(ty: &Type) -> Initializer { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 212 | fn from_constant(c: Constant) -> Initializer { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_const` is never used [INFO] [stdout] --> src/semantic.rs:64:8 [INFO] [stdout] | [INFO] [stdout] 63 | impl StaticInit { [INFO] [stdout] | --------------- associated function in this implementation [INFO] [stdout] 64 | fn from_const(c: &Constant) -> StaticInit { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "12cd7f8dfc0e0761000369e9a3981ea2330d03bfa7f44e144643bd0e801e6fd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12cd7f8dfc0e0761000369e9a3981ea2330d03bfa7f44e144643bd0e801e6fd3", kill_on_drop: false }` [INFO] [stdout] 12cd7f8dfc0e0761000369e9a3981ea2330d03bfa7f44e144643bd0e801e6fd3