[INFO] fetching crate tuple_split 0.2.4... [INFO] checking tuple_split-0.2.4 against master#03eb45452305f2d52348279d0caa5fc1f12c438d for pr-138176 [INFO] extracting crate tuple_split 0.2.4 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate tuple_split 0.2.4 on toolchain 03eb45452305f2d52348279d0caa5fc1f12c438d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+03eb45452305f2d52348279d0caa5fc1f12c438d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tuple_split 0.2.4 [INFO] finished tweaking crates.io crate tuple_split 0.2.4 [INFO] tweaked toml for crates.io crate tuple_split 0.2.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate crates.io crate tuple_split 0.2.4 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" "+03eb45452305f2d52348279d0caa5fc1f12c438d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded blk_count_macro v0.1.1 [INFO] [stderr] Downloaded tupleops-macros v0.1.0 [INFO] [stderr] Downloaded tupleops v0.1.1 [INFO] [stderr] Downloaded tupleops-generator v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+03eb45452305f2d52348279d0caa5fc1f12c438d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ed01d463e2775c80d48655fe753d9cd9073461a92dc853c5e6147d81205f1c13 [INFO] running `Command { std: "docker" "start" "-a" "ed01d463e2775c80d48655fe753d9cd9073461a92dc853c5e6147d81205f1c13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ed01d463e2775c80d48655fe753d9cd9073461a92dc853c5e6147d81205f1c13", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed01d463e2775c80d48655fe753d9cd9073461a92dc853c5e6147d81205f1c13", kill_on_drop: false }` [INFO] [stdout] ed01d463e2775c80d48655fe753d9cd9073461a92dc853c5e6147d81205f1c13 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+03eb45452305f2d52348279d0caa5fc1f12c438d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 395e0480d2a17958cb359502c0f2163e11cb7782373b893a1c061c103a6268c8 [INFO] running `Command { std: "docker" "start" "-a" "395e0480d2a17958cb359502c0f2163e11cb7782373b893a1c061c103a6268c8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.92 [INFO] [stderr] Compiling unicode-ident v1.0.14 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling tupleops-generator v0.1.0 [INFO] [stderr] Checking blk_count_macro v0.1.1 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling tupleops-macros v0.1.0 [INFO] [stderr] Checking tupleops v0.1.1 [INFO] [stderr] Checking tuple_split v0.2.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `generic_const_exprs` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(generic_const_exprs)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #76560 for more information [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `generic_const_exprs` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(generic_const_exprs)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #76560 for more information [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.75s [INFO] running `Command { std: "docker" "inspect" "395e0480d2a17958cb359502c0f2163e11cb7782373b893a1c061c103a6268c8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "395e0480d2a17958cb359502c0f2163e11cb7782373b893a1c061c103a6268c8", kill_on_drop: false }` [INFO] [stdout] 395e0480d2a17958cb359502c0f2163e11cb7782373b893a1c061c103a6268c8