[INFO] fetching crate rusvm 0.2.3...
[INFO] checking rusvm-0.2.3 against 1.95.0 for pr-155915
[INFO] extracting crate rusvm 0.2.3 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate rusvm 0.2.3
[INFO] finished tweaking crates.io crate rusvm 0.2.3
[INFO] tweaked toml for crates.io crate rusvm 0.2.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rusvm 0.2.3 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "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" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 221 packages to latest compatible versions
[INFO] [stderr]       Adding caches v0.2.8 (available: v0.3.0)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding ndarray v0.15.6 (available: v0.17.2)
[INFO] [stderr]       Adding ndarray-linalg v0.16.0 (available: v0.18.1)
[INFO] [stderr]       Adding once_cell v1.19.0 (available: v1.21.4)
[INFO] [stderr]       Adding regex v1.10.6 (available: v1.12.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded intel-mkl-src v0.8.1
[INFO] [stderr]   Downloaded rawpointer v0.1.0
[INFO] [stderr]   Downloaded lax v0.16.0
[INFO] [stderr]   Downloaded katexit v0.1.5
[INFO] [stderr]   Downloaded ndarray-linalg v0.16.0
[INFO] [stderr]   Downloaded intel-mkl-tool v0.8.1
[INFO] [stderr]   Downloaded ocipkg v0.2.9
[INFO] [stderr]   Downloaded matrixmultiply v0.1.15
[INFO] [stderr]   Downloaded rulinalg v0.4.2
[INFO] [stderr]   Downloaded oci-spec v0.6.8
[INFO] [stderr]   Downloaded caches v0.2.8
[INFO] [stderr]   Downloaded lapack-sys v0.14.0
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da5c899db7a6aba8dc56daab46591185b56e2a1ef8747d06ae40fc2a4dbed70e
[INFO] running `Command { std: "docker" "start" "-a" "da5c899db7a6aba8dc56daab46591185b56e2a1ef8747d06ae40fc2a4dbed70e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da5c899db7a6aba8dc56daab46591185b56e2a1ef8747d06ae40fc2a4dbed70e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da5c899db7a6aba8dc56daab46591185b56e2a1ef8747d06ae40fc2a4dbed70e", kill_on_drop: false }`
[INFO] [stdout] da5c899db7a6aba8dc56daab46591185b56e2a1ef8747d06ae40fc2a4dbed70e
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebf8c14fc048697636c090103fd7840c4b8a68425fa3c06cedf7e747015978cd
[INFO] running `Command { std: "docker" "start" "-a" "ebf8c14fc048697636c090103fd7840c4b8a68425fa3c06cedf7e747015978cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling icu_properties_data v2.2.0
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling icu_normalizer_data v2.2.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling untrusted v0.9.0
[INFO] [stderr]    Compiling proc-macro-error-attr2 v2.0.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling zerofrom v0.1.7
[INFO] [stderr]    Compiling simd-adler32 v0.3.9
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling winnow v0.7.15
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling rustls-pki-types v1.14.1
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling derive_builder v0.20.2
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling yoke v0.8.2
[INFO] [stderr]    Compiling strum v0.26.3
[INFO] [stderr]    Compiling uuid v1.23.1
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling proc-macro-error2 v2.0.1
[INFO] [stderr]    Compiling zerovec v0.11.6
[INFO] [stderr]    Compiling zerotrie v0.2.4
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling webpki-roots v1.0.7
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling getset v0.1.6
[INFO] [stderr]    Compiling flate2 v1.1.9
[INFO] [stderr]    Compiling crypto-common v0.1.7
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling webpki-roots v0.26.11
[INFO] [stderr]    Compiling directories v5.0.1
[INFO] [stderr]    Compiling base16ct v0.2.0
[INFO] [stderr]    Compiling intel-mkl-tool v0.8.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]    Compiling katexit v0.1.5
[INFO] [stderr]    Compiling sha2 v0.10.9
[INFO] [stderr]     Checking lapack-sys v0.14.0
[INFO] [stderr]     Checking cblas-sys v0.1.4
[INFO] [stderr]    Compiling tinystr v0.8.3
[INFO] [stderr]    Compiling potential_utf v0.1.5
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking num v0.1.43
[INFO] [stderr]    Compiling icu_locale_core v2.2.0
[INFO] [stderr]    Compiling icu_collections v2.2.0
[INFO] [stderr]     Checking caches v0.2.8
[INFO] [stderr]     Checking rulinalg v0.4.2
[INFO] [stderr]     Checking cauchy v0.4.0
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]    Compiling oci-spec v0.6.8
[INFO] [stderr]    Compiling rustls v0.23.40
[INFO] [stderr]    Compiling icu_provider v2.2.0
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]    Compiling icu_normalizer v2.2.0
[INFO] [stderr]    Compiling icu_properties v2.2.0
[INFO] [stderr]    Compiling rustls-webpki v0.103.13
[INFO] [stderr]    Compiling idna_adapter v1.2.2
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling toml v0.8.23
[INFO] [stderr]    Compiling ureq v2.12.1
[INFO] [stderr]    Compiling ocipkg v0.2.9
[INFO] [stderr]    Compiling intel-mkl-src v0.8.1
[INFO] [stderr]     Checking lax v0.16.0
[INFO] [stderr]     Checking ndarray-linalg v0.16.0
[INFO] [stderr]     Checking rusvm v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(trait_upcasting)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `trait_upcasting` has been stable since `1.86.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `trait_upcasting` has been stable since 1.86.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(trait_upcasting)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(trait_upcasting)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the attribute
[INFO] [stdout]   |
[INFO] [stdout]   = help: the feature `trait_upcasting` has been stable since `1.86.0` and no longer requires an attribute to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `trait_upcasting` has been stable since 1.86.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(trait_upcasting)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusvm` (lib test) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rusvm` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ebf8c14fc048697636c090103fd7840c4b8a68425fa3c06cedf7e747015978cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebf8c14fc048697636c090103fd7840c4b8a68425fa3c06cedf7e747015978cd", kill_on_drop: false }`
[INFO] [stdout] ebf8c14fc048697636c090103fd7840c4b8a68425fa3c06cedf7e747015978cd
