[INFO] cloning repository https://github.com/tayorh27/intermediate-concepts [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tayorh27/intermediate-concepts" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Fintermediate-concepts", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Fintermediate-concepts'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 32bc0ccecc2fb26f0dac34cda76d60ee235462e2 [INFO] testing tayorh27/intermediate-concepts against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftayorh27%2Fintermediate-concepts" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tayorh27/intermediate-concepts on toolchain a7ce54db9b096bd1098d07c645b489195a667c9f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tayorh27/intermediate-concepts [INFO] finished tweaking git repo https://github.com/tayorh27/intermediate-concepts [INFO] tweaked toml for git repo https://github.com/tayorh27/intermediate-concepts written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/tayorh27/intermediate-concepts 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" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dc6f1fc2f226c439c982fc1103573536b6d9ac483955e1ba18e57530a92f231a [INFO] running `Command { std: "docker" "start" "-a" "dc6f1fc2f226c439c982fc1103573536b6d9ac483955e1ba18e57530a92f231a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dc6f1fc2f226c439c982fc1103573536b6d9ac483955e1ba18e57530a92f231a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc6f1fc2f226c439c982fc1103573536b6d9ac483955e1ba18e57530a92f231a", kill_on_drop: false }` [INFO] [stdout] dc6f1fc2f226c439c982fc1103573536b6d9ac483955e1ba18e57530a92f231a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 516a7898e328573106e96ac10504c505b53eca927538a93713a77f1ed9ebccda [INFO] running `Command { std: "docker" "start" "-a" "516a7898e328573106e96ac10504c505b53eca927538a93713a77f1ed9ebccda", kill_on_drop: false }` [INFO] [stderr] Compiling intermediate-concepts v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ErrorKind` [INFO] [stdout] --> src/main.rs:4:22 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::{Error, ErrorKind}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rec1` [INFO] [stdout] --> src/main.rs:80:9 [INFO] [stdout] | [INFO] [stdout] 80 | let rec1 = Rectangle{height: 1, width: 2}; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_rec1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rec1` [INFO] [stdout] --> src/main.rs:81:9 [INFO] [stdout] | [INFO] [stdout] 81 | let rec1 = Rectangle{height: 1.65, width: 2.22}; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_rec1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cube1` [INFO] [stdout] --> src/main.rs:83:9 [INFO] [stdout] | [INFO] [stdout] 83 | let cube1 = Cube{height: 1, width: 2, length: 3}; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_cube1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cube1` [INFO] [stdout] --> src/main.rs:84:9 [INFO] [stdout] | [INFO] [stdout] 84 | let cube1 = Cube{height: 1.54, width: 2, length: 3.75}; [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_cube1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `object` [INFO] [stdout] --> src/main.rs:93:23 [INFO] [stdout] | [INFO] [stdout] 93 | fn lookup_datatype(object: T) { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_object` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:206:9 [INFO] [stdout] | [INFO] [stdout] 206 | let x = closures_example_1(1, 3); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `os_command` is never used [INFO] [stdout] --> src/main.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn os_command() { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `error_handling_example` is never used [INFO] [stdout] --> src/main.rs:24:4 [INFO] [stdout] | [INFO] [stdout] 24 | fn error_handling_example(dir: &str) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Option` is never used [INFO] [stdout] --> src/main.rs:52:7 [INFO] [stdout] | [INFO] [stdout] 52 | enum Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `MResult` is never used [INFO] [stdout] --> src/main.rs:57:7 [INFO] [stdout] | [INFO] [stdout] 57 | enum MResult { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Custom` is never used [INFO] [stdout] --> src/main.rs:62:6 [INFO] [stdout] | [INFO] [stdout] 62 | enum Custom { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Rectangle` is never constructed [INFO] [stdout] --> src/main.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 68 | struct Rectangle { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Cube` is never constructed [INFO] [stdout] --> src/main.rs:73:9 [INFO] [stdout] | [INFO] [stdout] 73 | struct Cube { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `struct_example` is never used [INFO] [stdout] --> src/main.rs:79:4 [INFO] [stdout] | [INFO] [stdout] 79 | fn struct_example() { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `closure_example_2` is never used [INFO] [stdout] --> src/main.rs:169:4 [INFO] [stdout] | [INFO] [stdout] 169 | fn closure_example_2() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device [INFO] [stderr] error: could not compile `intermediate-concepts` (bin "intermediate-concepts"); 16 warnings emitted [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/a7ce54db9b096bd1098d07c645b489195a667c9f/bin/rustc --crate-name intermediate_concepts --edition=2021 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=3a065e83a06eaa3b -C extra-filename=-482640e679c2b0f7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 101) [INFO] running `Command { std: "docker" "inspect" "516a7898e328573106e96ac10504c505b53eca927538a93713a77f1ed9ebccda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "516a7898e328573106e96ac10504c505b53eca927538a93713a77f1ed9ebccda", kill_on_drop: false }` [INFO] [stdout] 516a7898e328573106e96ac10504c505b53eca927538a93713a77f1ed9ebccda