[INFO] cloning repository https://github.com/wotzlaff/rusvm
[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" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwotzlaff%2Frusvm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwotzlaff%2Frusvm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da63c8db6dca508ef6260c66cdf92a4329d72692
[INFO] checking wotzlaff/rusvm against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwotzlaff%2Frusvm" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/wotzlaff/rusvm
[INFO] finished tweaking git repo https://github.com/wotzlaff/rusvm
[INFO] tweaked toml for git repo https://github.com/wotzlaff/rusvm written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/wotzlaff/rusvm 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 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]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.50
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 67b6899ea05ec8fdbbb547ef67c2f71d97fccea9927541d1a028497019dfe4db
[INFO] running `Command { std: "docker" "start" "-a" "67b6899ea05ec8fdbbb547ef67c2f71d97fccea9927541d1a028497019dfe4db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67b6899ea05ec8fdbbb547ef67c2f71d97fccea9927541d1a028497019dfe4db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67b6899ea05ec8fdbbb547ef67c2f71d97fccea9927541d1a028497019dfe4db", kill_on_drop: false }`
[INFO] [stdout] 67b6899ea05ec8fdbbb547ef67c2f71d97fccea9927541d1a028497019dfe4db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ca89a90c0a2626a5ec1a341fcfddeb540c9cd57b4c2d92fbb185982e8dc6e4e0
[INFO] running `Command { std: "docker" "start" "-a" "ca89a90c0a2626a5ec1a341fcfddeb540c9cd57b4c2d92fbb185982e8dc6e4e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
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[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
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[INFO] [stderr]    Compiling adler v1.0.2
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[INFO] [stderr]    Compiling memchr v2.7.1
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[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.190
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling getset v0.1.2
[INFO] [stderr]    Compiling katexit v0.1.4
[INFO] [stderr]    Compiling regex v1.10.2
[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 toml v0.5.11
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]    Compiling oci-spec v0.5.8
[INFO] [stderr]    Compiling ureq v2.9.1
[INFO] [stderr]     Checking cauchy v0.4.0
[INFO] [stderr]     Checking ndarray v0.15.6
[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 (/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] 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] 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) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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] running `Command { std: "docker" "inspect" "ca89a90c0a2626a5ec1a341fcfddeb540c9cd57b4c2d92fbb185982e8dc6e4e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca89a90c0a2626a5ec1a341fcfddeb540c9cd57b4c2d92fbb185982e8dc6e4e0", kill_on_drop: false }`
[INFO] [stdout] ca89a90c0a2626a5ec1a341fcfddeb540c9cd57b4c2d92fbb185982e8dc6e4e0
