[INFO] fetching crate hotg-rune-core 0.11.3...
[INFO] checking hotg-rune-core-0.11.3 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] extracting crate hotg-rune-core 0.11.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate hotg-rune-core 0.11.3
[INFO] finished tweaking crates.io crate hotg-rune-core 0.11.3
[INFO] tweaked toml for crates.io crate hotg-rune-core 0.11.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate hotg-rune-core 0.11.3 on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 46a64661f7fe7ee54165eb1730fe3a82cfde13f128c0edecf811474274555792
[INFO] running `Command { std: "docker" "start" "-a" "46a64661f7fe7ee54165eb1730fe3a82cfde13f128c0edecf811474274555792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "46a64661f7fe7ee54165eb1730fe3a82cfde13f128c0edecf811474274555792", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46a64661f7fe7ee54165eb1730fe3a82cfde13f128c0edecf811474274555792", kill_on_drop: false }`
[INFO] [stdout] 46a64661f7fe7ee54165eb1730fe3a82cfde13f128c0edecf811474274555792
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc2f397566beaaf150a456d3afbf661dcab507a4d3a8b1b088e2045bcdbb9d5c
[INFO] running `Command { std: "docker" "start" "-a" "cc2f397566beaaf150a456d3afbf661dcab507a4d3a8b1b088e2045bcdbb9d5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking hotg-rune-core v0.11.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `panic` is ambiguous
[INFO] [stdout]    --> src/tensor.rs:761:9
[INFO] [stdout]     |
[INFO] [stdout] 761 | /         assert!(
[INFO] [stdout] 762 | |             Arc::ptr_eq(&first.elements, &second.elements),
[INFO] [stdout] 763 | |             "They start off aliased"
[INFO] [stdout] 764 | |         );
[INFO] [stdout]     | |_________^ ambiguous name
[INFO] [stdout]     |
[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 #147319 <https://github.com/rust-lang/rust/issues/147319>
[INFO] [stdout]     = note: ambiguous because of a conflict between a name from a glob import and an outer scope during import or macro resolution
[INFO] [stdout] note: `panic` could refer to the macro imported here
[INFO] [stdout]    --> src/tensor.rs:734:9
[INFO] [stdout]     |
[INFO] [stdout] 734 |     use std::prelude::v1::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     = help: consider adding an explicit import of `panic` to disambiguate
[INFO] [stdout]     = help: or use `self::panic` to refer to this macro unambiguously
[INFO] [stdout] note: `panic` could also refer to a macro from prelude
[INFO] [stdout]    --> /rustc/b1f2594eac607c1f051534800237eeedb5590a49/library/core/src/prelude/mod.rs:31:12
[INFO] [stdout]     = note: `#[warn(ambiguous_panic_imports)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.08s
[INFO] running `Command { std: "docker" "inspect" "cc2f397566beaaf150a456d3afbf661dcab507a4d3a8b1b088e2045bcdbb9d5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc2f397566beaaf150a456d3afbf661dcab507a4d3a8b1b088e2045bcdbb9d5c", kill_on_drop: false }`
[INFO] [stdout] cc2f397566beaaf150a456d3afbf661dcab507a4d3a8b1b088e2045bcdbb9d5c