[INFO] fetching crate zkp-mmap-vec 0.2.0...
[INFO] checking zkp-mmap-vec-0.2.0 against master#ffa2e7ae8fbf9badc035740db949b9dae271c29f for pr-78338
[INFO] extracting crate zkp-mmap-vec 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate zkp-mmap-vec 0.2.0 on toolchain ffa2e7ae8fbf9badc035740db949b9dae271c29f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8cc422f2cae281653abe6bc2230bbc2735656f713163d8e7b9addd9d2d96c346
[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" "8cc422f2cae281653abe6bc2230bbc2735656f713163d8e7b9addd9d2d96c346", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8cc422f2cae281653abe6bc2230bbc2735656f713163d8e7b9addd9d2d96c346", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cc422f2cae281653abe6bc2230bbc2735656f713163d8e7b9addd9d2d96c346", kill_on_drop: false }`
[INFO] [stdout] 8cc422f2cae281653abe6bc2230bbc2735656f713163d8e7b9addd9d2d96c346
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa2e7ae8fbf9badc035740db949b9dae271c29f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28e3dafcf2da0e8d3a48a9f63824315893b76ac4296db97fb62c2bbd45488c76
[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" "28e3dafcf2da0e8d3a48a9f63824315893b76ac4296db97fb62c2bbd45488c76", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking no-std-compat v0.4.1
[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] [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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "28e3dafcf2da0e8d3a48a9f63824315893b76ac4296db97fb62c2bbd45488c76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28e3dafcf2da0e8d3a48a9f63824315893b76ac4296db97fb62c2bbd45488c76", kill_on_drop: false }`
[INFO] [stdout] 28e3dafcf2da0e8d3a48a9f63824315893b76ac4296db97fb62c2bbd45488c76