[INFO] cloning repository https://github.com/Jeremiah-Griffin/linear_collections
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jeremiah-Griffin/linear_collections" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJeremiah-Griffin%2Flinear_collections", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJeremiah-Griffin%2Flinear_collections'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 689381f317fae861c61c2213bc83fa9afce26c3f
[INFO] checking Jeremiah-Griffin/linear_collections against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJeremiah-Griffin%2Flinear_collections" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/Jeremiah-Griffin/linear_collections
[INFO] finished tweaking git repo https://github.com/Jeremiah-Griffin/linear_collections
[INFO] tweaked toml for git repo https://github.com/Jeremiah-Griffin/linear_collections written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Jeremiah-Griffin/linear_collections 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/Jeremiah-Griffin/linear_collections 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 trybuild v1.0.105
[INFO] [stderr]   Downloaded os_info v3.11.0
[INFO] [stderr]   Downloaded kani-verifier v0.62.0
[INFO] [stderr]   Downloaded target-triple v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9e7b810fd3969d6d408265d538183a5c7056b0d4d608bdd2a1fa5556eef733ea
[INFO] running `Command { std: "docker" "start" "-a" "9e7b810fd3969d6d408265d538183a5c7056b0d4d608bdd2a1fa5556eef733ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e7b810fd3969d6d408265d538183a5c7056b0d4d608bdd2a1fa5556eef733ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e7b810fd3969d6d408265d538183a5c7056b0d4d608bdd2a1fa5556eef733ea", kill_on_drop: false }`
[INFO] [stdout] 9e7b810fd3969d6d408265d538183a5c7056b0d4d608bdd2a1fa5556eef733ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 259cfe97dafdd571568334e9882ee3fb3cfa1cc6bc335d26fc0068781f2965ca
[INFO] running `Command { std: "docker" "start" "-a" "259cfe97dafdd571568334e9882ee3fb3cfa1cc6bc335d26fc0068781f2965ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking hashbrown v0.15.3
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]     Checking winnow v0.7.10
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]     Checking toml_write v0.1.1
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]    Compiling kani-verifier v0.62.0
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking linear_collections v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:6:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![feature(core_intrinsics)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(generic_const_exprs)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #76560 <https://github.com/rust-lang/rust/issues/76560> for more information
[INFO] [stdout]    = note: `#[warn(incomplete_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 `linear_collections` (lib) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "259cfe97dafdd571568334e9882ee3fb3cfa1cc6bc335d26fc0068781f2965ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "259cfe97dafdd571568334e9882ee3fb3cfa1cc6bc335d26fc0068781f2965ca", kill_on_drop: false }`
[INFO] [stdout] 259cfe97dafdd571568334e9882ee3fb3cfa1cc6bc335d26fc0068781f2965ca
