[INFO] cloning repository https://github.com/wbprime/rust-by-example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wbprime/rust-by-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwbprime%2Frust-by-example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwbprime%2Frust-by-example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5e185bd9cf58eb410477a64e63ea48d297f993ff [INFO] checking wbprime/rust-by-example against master#9f48dedc9763334a587c66558974635807a113ed for pr-137394 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwbprime%2Frust-by-example" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wbprime/rust-by-example on toolchain 9f48dedc9763334a587c66558974635807a113ed [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f48dedc9763334a587c66558974635807a113ed" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/wbprime/rust-by-example [INFO] finished tweaking git repo https://github.com/wbprime/rust-by-example [INFO] tweaked toml for git repo https://github.com/wbprime/rust-by-example written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/wbprime/rust-by-example 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" "+9f48dedc9763334a587c66558974635807a113ed" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9f48dedc9763334a587c66558974635807a113ed" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1eabf749a55bafa0892f4c285a121308cdb46bed8cb824a9f170516fc558e4ea [INFO] running `Command { std: "docker" "start" "-a" "1eabf749a55bafa0892f4c285a121308cdb46bed8cb824a9f170516fc558e4ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1eabf749a55bafa0892f4c285a121308cdb46bed8cb824a9f170516fc558e4ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1eabf749a55bafa0892f4c285a121308cdb46bed8cb824a9f170516fc558e4ea", kill_on_drop: false }` [INFO] [stdout] 1eabf749a55bafa0892f4c285a121308cdb46bed8cb824a9f170516fc558e4ea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+9f48dedc9763334a587c66558974635807a113ed" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b74ea5e02db1f65db7a428f435b980c4437374f3ed0c7daed45c03abb123e2eb [INFO] running `Command { std: "docker" "start" "-a" "b74ea5e02db1f65db7a428f435b980c4437374f3ed0c7daed45c03abb123e2eb", kill_on_drop: false }` [INFO] [stderr] Checking rust-by-example v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/bin/match.rs:6:10 [INFO] [stdout] | [INFO] [stdout] 6 | 7...10 => 2, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/bin/display_print.rs:41:16 [INFO] [stdout] | [INFO] [stdout] 41 | if (i != 0) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 41 - if (i != 0) { [INFO] [stdout] 41 + if i != 0 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/linked_list-10716436263c57f0.d [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to write `/opt/rustwide/target/debug/.fingerprint/rust-by-example-10716436263c57f0/dep-test-bin-linked_list` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] No space left on device (os error 28) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: function `onWebEvent` should have a snake case name [INFO] [stdout] --> src/bin/enums.rs:9:4 [INFO] [stdout] | [INFO] [stdout] 9 | fn onWebEvent(e: WebEvent) { [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `on_web_event` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetatzGbHs" [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/bin/debug_print.rs:2:22 [INFO] [stdout] | [INFO] [stdout] 2 | struct DebugPritable(i32); [INFO] [stdout] | ------------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `DebugPritable` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: couldn't create a temp dir: No space left on device (os error 28) at path "/opt/rustwide/target/debug/deps/rmetaKoB4qf" [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rust-by-example` (bin "primitives" test) due to 1 previous error [INFO] [stderr] error: could not compile `rust-by-example` (bin "from_into" test) due to 1 previous error [INFO] [stderr] error: could not compile `rust-by-example` (bin "debug_print"); 1 warning 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/9f48dedc9763334a587c66558974635807a113ed/bin/rustc --crate-name debug_print --edition=2018 src/bin/debug_print.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,test)' --check-cfg 'cfg(feature, values())' -C metadata=a7994fbdaca020c7 -C extra-filename=-ca08d4e0725e41bd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 1) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/display_print.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | write!(f, "["); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/display_print.rs:42:17 [INFO] [stdout] | [INFO] [stdout] 42 | write!(f, ", "); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/bin/display_print.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | write!(f, "[{}] => {}", i, v); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b74ea5e02db1f65db7a428f435b980c4437374f3ed0c7daed45c03abb123e2eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b74ea5e02db1f65db7a428f435b980c4437374f3ed0c7daed45c03abb123e2eb", kill_on_drop: false }` [INFO] [stdout] b74ea5e02db1f65db7a428f435b980c4437374f3ed0c7daed45c03abb123e2eb