[INFO] fetching crate zkp-mmap-vec 0.2.0...
[INFO] checking zkp-mmap-vec-0.2.0 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate zkp-mmap-vec 0.2.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate zkp-mmap-vec 0.2.0 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate zkp-mmap-vec 0.2.0
[INFO] finished tweaking crates.io crate zkp-mmap-vec 0.2.0
[INFO] tweaked toml for crates.io crate zkp-mmap-vec 0.2.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a6a7a4d18165c862ee8c58140483991ec0459c72e23e4cb23804468167a059b
[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" "8a6a7a4d18165c862ee8c58140483991ec0459c72e23e4cb23804468167a059b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a6a7a4d18165c862ee8c58140483991ec0459c72e23e4cb23804468167a059b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a6a7a4d18165c862ee8c58140483991ec0459c72e23e4cb23804468167a059b", kill_on_drop: false }`
[INFO] [stdout] 8a6a7a4d18165c862ee8c58140483991ec0459c72e23e4cb23804468167a059b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 638859d613ff6ee874e2cbfbf6979f3e71bdff10fc26c7588970cc2aee0a2ee8
[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" "638859d613ff6ee874e2cbfbf6979f3e71bdff10fc26c7588970cc2aee0a2ee8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking zkp-mmap-vec v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0453]: warn(unsafe_code) incompatible with previous forbid in same scope
[INFO] [stdout]   --> src/lib.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | #![forbid(unsafe_code)]
[INFO] [stdout]    |           ----------- `forbid` level set here
[INFO] [stdout] ...
[INFO] [stdout] 35 |     unsafe_code,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0453]: warn(unsafe_code) incompatible with previous forbid in same scope
[INFO] [stdout]   --> src/lib.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 6  | #![forbid(unsafe_code)]
[INFO] [stdout]    |           ----------- `forbid` level set here
[INFO] [stdout] ...
[INFO] [stdout] 35 |     unsafe_code,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0453]: allow(unsafe_code) overruled by outer forbid(unsafe_code)
[INFO] [stdout]  --> src/mmap_vec.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![allow(unsafe_code)]
[INFO] [stdout]   |          ^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]   | 
[INFO] [stdout]  ::: src/lib.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![forbid(unsafe_code)]
[INFO] [stdout]   |           ----------- `forbid` level set here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0453]: allow(unsafe_code) overruled by outer forbid(unsafe_code)
[INFO] [stdout]  --> src/mmap_vec.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![allow(unsafe_code)]
[INFO] [stdout]   |          ^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]   | 
[INFO] [stdout]  ::: src/lib.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![forbid(unsafe_code)]
[INFO] [stdout]   |           ----------- `forbid` level set here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0453`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `zkp-mmap-vec`
[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: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0453`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "638859d613ff6ee874e2cbfbf6979f3e71bdff10fc26c7588970cc2aee0a2ee8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "638859d613ff6ee874e2cbfbf6979f3e71bdff10fc26c7588970cc2aee0a2ee8", kill_on_drop: false }`
[INFO] [stdout] 638859d613ff6ee874e2cbfbf6979f3e71bdff10fc26c7588970cc2aee0a2ee8