[INFO] cloning repository https://github.com/wotzlaff/rusvm-python
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wotzlaff/rusvm-python" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwotzlaff%2Frusvm-python", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwotzlaff%2Frusvm-python'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aaa3b07163b3f8e352e1a615c2d9beb2ff626206
[INFO] checking wotzlaff/rusvm-python against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwotzlaff%2Frusvm-python" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/wotzlaff/rusvm-python
[INFO] finished tweaking git repo https://github.com/wotzlaff/rusvm-python
[INFO] tweaked toml for git repo https://github.com/wotzlaff/rusvm-python written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/wotzlaff/rusvm-python 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] crate git repo https://github.com/wotzlaff/rusvm-python 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" "+1.95.0" "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 katexit v0.1.4
[INFO] [stderr]   Downloaded intel-mkl-src v0.8.1
[INFO] [stderr]   Downloaded ndarray-linalg v0.16.0
[INFO] [stderr]   Downloaded directories v4.0.1
[INFO] [stderr]   Downloaded getset v0.1.2
[INFO] [stderr]   Downloaded xattr v1.0.1
[INFO] [stderr]   Downloaded cblas-sys v0.1.4
[INFO] [stderr]   Downloaded intel-mkl-tool v0.8.1
[INFO] [stderr]   Downloaded pyo3-macros v0.21.2
[INFO] [stderr]   Downloaded unindent v0.2.3
[INFO] [stderr]   Downloaded cauchy v0.4.0
[INFO] [stderr]   Downloaded rusvm v0.2.3
[INFO] [stderr]   Downloaded lax v0.16.0
[INFO] [stderr]   Downloaded ocipkg v0.2.8
[INFO] [stderr]   Downloaded pyo3-build-config v0.21.2
[INFO] [stderr]   Downloaded iana-time-zone v0.1.58
[INFO] [stderr]   Downloaded target-lexicon v0.12.11
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.21.2
[INFO] [stderr]   Downloaded numpy v0.21.0
[INFO] [stderr]   Downloaded pyo3-ffi v0.21.2
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[INFO] [stderr]   Downloaded pyo3 v0.21.2
[INFO] [stderr]   Downloaded lapack-sys v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 14155b5fddcda71bb9efd09857d7f48da9545af5fc1d22ec2674de4fc4a0a8a5
[INFO] running `Command { std: "docker" "start" "-a" "14155b5fddcda71bb9efd09857d7f48da9545af5fc1d22ec2674de4fc4a0a8a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14155b5fddcda71bb9efd09857d7f48da9545af5fc1d22ec2674de4fc4a0a8a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14155b5fddcda71bb9efd09857d7f48da9545af5fc1d22ec2674de4fc4a0a8a5", kill_on_drop: false }`
[INFO] [stdout] 14155b5fddcda71bb9efd09857d7f48da9545af5fc1d22ec2674de4fc4a0a8a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 8ec0d449be9cf61a51b68386b55ce5c2b428aec0b281249b40085d0b4603839d
[INFO] running `Command { std: "docker" "start" "-a" "8ec0d449be9cf61a51b68386b55ce5c2b428aec0b281249b40085d0b4603839d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.190
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling target-lexicon v0.12.11
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling percent-encoding v2.3.0
[INFO] [stderr]    Compiling rustls v0.21.8
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling unicode-bidi v0.3.13
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling form_urlencoded v1.2.0
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling iana-time-zone v0.1.58
[INFO] [stderr]    Compiling walkdir v2.4.0
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling webpki-roots v0.25.2
[INFO] [stderr]    Compiling cpufeatures v0.2.9
[INFO] [stderr]    Compiling base64 v0.21.5
[INFO] [stderr]    Compiling pyo3-build-config v0.21.2
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling xattr v1.0.1
[INFO] [stderr]    Compiling filetime v0.2.22
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling uuid v1.5.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling directories v4.0.1
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[INFO] [stderr]    Compiling chrono v0.4.31
[INFO] [stderr]    Compiling base16ct v0.1.1
[INFO] [stderr]    Compiling intel-mkl-tool v0.8.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking rawpointer v0.2.1
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[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking cblas-sys v0.1.4
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling portable-atomic v1.6.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]     Checking lapack-sys v0.14.0
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling indoc v2.0.4
[INFO] [stderr]    Compiling ring v0.17.5
[INFO] [stderr]     Checking unindent v0.2.3
[INFO] [stderr]     Checking rulinalg v0.4.2
[INFO] [stderr]    Compiling url v2.4.1
[INFO] [stderr]     Checking caches v0.2.6
[INFO] [stderr]    Compiling pyo3-ffi v0.21.2
[INFO] [stderr]    Compiling pyo3 v0.21.2
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling pyo3-macros-backend v0.21.2
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling serde_derive v1.0.190
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling getset v0.1.2
[INFO] [stderr]    Compiling katexit v0.1.4
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling rustls-webpki v0.101.7
[INFO] [stderr]    Compiling sct v0.7.1
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling derive_builder_core v0.11.2
[INFO] [stderr]    Compiling derive_builder_macro v0.11.2
[INFO] [stderr]    Compiling derive_builder v0.11.2
[INFO] [stderr]    Compiling pyo3-macros v0.21.2
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking cauchy v0.4.0
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling oci-spec v0.5.8
[INFO] [stderr]    Compiling ureq v2.8.0
[INFO] [stderr]     Checking numpy v0.21.0
[INFO] [stderr]    Compiling ocipkg v0.2.8
[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
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rusvm-0.2.3/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] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusvm` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "8ec0d449be9cf61a51b68386b55ce5c2b428aec0b281249b40085d0b4603839d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ec0d449be9cf61a51b68386b55ce5c2b428aec0b281249b40085d0b4603839d", kill_on_drop: false }`
[INFO] [stdout] 8ec0d449be9cf61a51b68386b55ce5c2b428aec0b281249b40085d0b4603839d