[INFO] cloning repository https://github.com/vadixidav/typeflow [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vadixidav/typeflow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvadixidav%2Ftypeflow", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvadixidav%2Ftypeflow'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6e7450b545c6fe7743c914d2eeb75033a688abb4 [INFO] checking vadixidav/typeflow against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvadixidav%2Ftypeflow" "/workspace/builds/worker-13/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/vadixidav/typeflow on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/vadixidav/typeflow [INFO] finished tweaking git repo https://github.com/vadixidav/typeflow [INFO] tweaked toml for git repo https://github.com/vadixidav/typeflow written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate git repo https://github.com/vadixidav/typeflow already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7829e27091655c4ec7fbdf61a99588ad7b6f6efb622aba16ef6b7ef2398df955 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "7829e27091655c4ec7fbdf61a99588ad7b6f6efb622aba16ef6b7ef2398df955", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7829e27091655c4ec7fbdf61a99588ad7b6f6efb622aba16ef6b7ef2398df955", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7829e27091655c4ec7fbdf61a99588ad7b6f6efb622aba16ef6b7ef2398df955", kill_on_drop: false }` [INFO] [stdout] 7829e27091655c4ec7fbdf61a99588ad7b6f6efb622aba16ef6b7ef2398df955 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9883ca93c4039c5e24bc71e7d830b18a7886deca696df57fddac650c3fa36fab [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "9883ca93c4039c5e24bc71e7d830b18a7886deca696df57fddac650c3fa36fab", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking boolinator v2.4.0 [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling regex v1.1.6 [INFO] [stderr] Checking ucd-util v0.1.3 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Checking utf8-ranges v1.0.2 [INFO] [stderr] Checking byteorder v1.2.4 [INFO] [stderr] Checking ascii v0.9.1 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.6.6 [INFO] [stderr] Checking itertools v0.7.8 [INFO] [stderr] Checking aho-corasick v0.7.3 [INFO] [stderr] Checking combine v3.8.1 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking tf-engine v0.1.0 (/opt/rustwide/workdir/engine) [INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stdout] --> engine/src/primitive.rs:72:34 [INFO] [stdout] | [INFO] [stdout] 72 | [STYPE, FTYPE, ITYPE, UTYPE].into_iter().cloned() [INFO] [stdout] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking env_logger v0.6.1 [INFO] [stdout] warning: this method call currently resolves to `<&[T; N] as IntoIterator>::into_iter` (due to autoref coercions), but that might change in the future when `IntoIterator` impls for arrays are added. [INFO] [stdout] --> engine/src/primitive.rs:72:34 [INFO] [stdout] | [INFO] [stdout] 72 | [STYPE, FTYPE, ITYPE, UTYPE].into_iter().cloned() [INFO] [stdout] | ^^^^^^^^^ help: use `.iter()` instead of `.into_iter()` to avoid ambiguity: `iter` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #66145 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking typeflow-lang v0.1.0 (/opt/rustwide/workdir/lang) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.01s [INFO] running `Command { std: "docker" "inspect" "9883ca93c4039c5e24bc71e7d830b18a7886deca696df57fddac650c3fa36fab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9883ca93c4039c5e24bc71e7d830b18a7886deca696df57fddac650c3fa36fab", kill_on_drop: false }` [INFO] [stdout] 9883ca93c4039c5e24bc71e7d830b18a7886deca696df57fddac650c3fa36fab