[INFO] fetching crate rsjs 0.1.2...
[INFO] checking rsjs-0.1.2 against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] extracting crate rsjs 0.1.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate rsjs 0.1.2 on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rsjs 0.1.2
[INFO] finished tweaking crates.io crate rsjs 0.1.2
[INFO] tweaked toml for crates.io crate rsjs 0.1.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3c1ef4ea776da6b00733f9712465d46117355a4c9847ca0d8c2e54aeec76ef8
[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" "a3c1ef4ea776da6b00733f9712465d46117355a4c9847ca0d8c2e54aeec76ef8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3c1ef4ea776da6b00733f9712465d46117355a4c9847ca0d8c2e54aeec76ef8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3c1ef4ea776da6b00733f9712465d46117355a4c9847ca0d8c2e54aeec76ef8", kill_on_drop: false }`
[INFO] [stdout] a3c1ef4ea776da6b00733f9712465d46117355a4c9847ca0d8c2e54aeec76ef8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 12e49326ee4bd44b2b07a87d2ea49d3dfce417d4d58ec78e503fbe72086ed9ec
[INFO] running `Command { std: "docker" "start" "-a" "12e49326ee4bd44b2b07a87d2ea49d3dfce417d4d58ec78e503fbe72086ed9ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling rsjs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `offset_to` found for raw pointer `*const u16` in the current scope
[INFO] [stdout]    --> src/lib.rs:424:52
[INFO] [stdout]     |
[INFO] [stdout] 424 |         let data_ptr_as_isize = ptr::null::<u16>().offset_to(data.as_ptr()).unwrap_or(0) * 2;
[INFO] [stdout]     |                                                    ^^^^^^^^^ help: there is an associated function with a similar name: `offset`
[INFO] [stdout]     |
[INFO] [stdout]     = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref
[INFO] [stdout]     = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rsjs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `offset_to` found for raw pointer `*const u16` in the current scope
[INFO] [stdout]    --> src/lib.rs:424:52
[INFO] [stdout]     |
[INFO] [stdout] 424 |         let data_ptr_as_isize = ptr::null::<u16>().offset_to(data.as_ptr()).unwrap_or(0) * 2;
[INFO] [stdout]     |                                                    ^^^^^^^^^ help: there is an associated function with a similar name: `offset`
[INFO] [stdout]     |
[INFO] [stdout]     = note: try using `<*const T>::as_ref()` to get a reference to the type behind the pointer: https://doc.rust-lang.org/std/primitive.pointer.html#method.as_ref
[INFO] [stdout]     = note: using `<*const T>::as_ref()` on a pointer which is unaligned or points to invalid or uninitialized memory is undefined behavior
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "12e49326ee4bd44b2b07a87d2ea49d3dfce417d4d58ec78e503fbe72086ed9ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12e49326ee4bd44b2b07a87d2ea49d3dfce417d4d58ec78e503fbe72086ed9ec", kill_on_drop: false }`
[INFO] [stdout] 12e49326ee4bd44b2b07a87d2ea49d3dfce417d4d58ec78e503fbe72086ed9ec