[INFO] fetching crate lininterp 0.1.3...
[INFO] testing lininterp-0.1.3 against 1.57.0 for beta-1.58-1
[INFO] extracting crate lininterp 0.1.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate lininterp 0.1.3 on toolchain 1.57.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.57.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lininterp 0.1.3
[INFO] finished tweaking crates.io crate lininterp 0.1.3
[INFO] tweaked toml for crates.io crate lininterp 0.1.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.57.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.57.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+1.57.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49179be2070b354f38488eb99d5a2676b692dc6f20f5b636759189b788245088
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "49179be2070b354f38488eb99d5a2676b692dc6f20f5b636759189b788245088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49179be2070b354f38488eb99d5a2676b692dc6f20f5b636759189b788245088", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49179be2070b354f38488eb99d5a2676b692dc6f20f5b636759189b788245088", kill_on_drop: false }`
[INFO] [stdout] 49179be2070b354f38488eb99d5a2676b692dc6f20f5b636759189b788245088
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+1.57.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f1f2628c3116d9714d553db237da779ea6cbc8ba154738d1b0c48fdab2f7a8a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7f1f2628c3116d9714d553db237da779ea6cbc8ba154738d1b0c48fdab2f7a8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling lininterp v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "7f1f2628c3116d9714d553db237da779ea6cbc8ba154738d1b0c48fdab2f7a8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f1f2628c3116d9714d553db237da779ea6cbc8ba154738d1b0c48fdab2f7a8a", kill_on_drop: false }`
[INFO] [stdout] 7f1f2628c3116d9714d553db237da779ea6cbc8ba154738d1b0c48fdab2f7a8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+1.57.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45613f57f2b94ee5e836ef87064d9fb4424290ba93d40ea60a54326e2bf2e99a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "45613f57f2b94ee5e836ef87064d9fb4424290ba93d40ea60a54326e2bf2e99a", kill_on_drop: false }`
[INFO] [stderr]    Compiling lininterp v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0658]: use of unstable library feature 'float_interpolation'
[INFO] [stdout]   --> src/lib.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |         let z1=a.lerp(&b,f0);
[INFO] [stdout]    |                  ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #86269 <https://github.com/rust-lang/rust/issues/86269> for more information
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lininterp` due to 3 previous errors
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 |         let z1=a.lerp(&b,f0);
[INFO] [stdout]    |                       ^^ expected `f32`, found `&f32`
[INFO] [stdout]    |
[INFO] [stdout] help: consider removing the borrow
[INFO] [stdout]    |
[INFO] [stdout] 12 -         let z1=a.lerp(&b,f0);
[INFO] [stdout] 12 +         let z1=a.lerp(b,f0);
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "45613f57f2b94ee5e836ef87064d9fb4424290ba93d40ea60a54326e2bf2e99a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45613f57f2b94ee5e836ef87064d9fb4424290ba93d40ea60a54326e2bf2e99a", kill_on_drop: false }`
[INFO] [stdout] 45613f57f2b94ee5e836ef87064d9fb4424290ba93d40ea60a54326e2bf2e99a