[INFO] fetching crate snowv-gcm 0.1.0...
[INFO] checking snowv-gcm-0.1.0 against try#54cf65b8d066c082e536455049b95943cf30378f for pr-151920
[INFO] extracting crate snowv-gcm 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate snowv-gcm 0.1.0
[INFO] finished tweaking crates.io crate snowv-gcm 0.1.0
[INFO] tweaked toml for crates.io crate snowv-gcm 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate snowv-gcm 0.1.0 on toolchain 54cf65b8d066c082e536455049b95943cf30378f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate snowv-gcm 0.1.0 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" "+54cf65b8d066c082e536455049b95943cf30378f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f4d2244fd2e833236874d0405d1a4ef2ccb6720978b96329f69ae9557150bf5
[INFO] running `Command { std: "docker" "start" "-a" "8f4d2244fd2e833236874d0405d1a4ef2ccb6720978b96329f69ae9557150bf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f4d2244fd2e833236874d0405d1a4ef2ccb6720978b96329f69ae9557150bf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f4d2244fd2e833236874d0405d1a4ef2ccb6720978b96329f69ae9557150bf5", kill_on_drop: false }`
[INFO] [stdout] 8f4d2244fd2e833236874d0405d1a4ef2ccb6720978b96329f69ae9557150bf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+54cf65b8d066c082e536455049b95943cf30378f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c9c74018db19afa67a088f3963ce66754a7bc6a66a144cc0ed35437f5b729bdf
[INFO] running `Command { std: "docker" "start" "-a" "c9c74018db19afa67a088f3963ce66754a7bc6a66a144cc0ed35437f5b729bdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking ct-aes v0.1.1
[INFO] [stderr]     Checking polyhash v0.3.1
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking snowv v0.1.0
[INFO] [stdout] error: not automatically applying `DerefMut` through union field to target that might have `Drop` glue
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/snowv-0.1.0/src/backend/mod.rs:102:22
[INFO] [stdout]     |
[INFO] [stdout] 102 |             unsafe { (&mut self.inner).asm.write_keystream_block(dst) }
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: writing to this reference calls the destructor for the old value
[INFO] [stdout]     = help: add an explicit `*` if that is desired, or call `ptr::write` to not run the destructor
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: not automatically applying `DerefMut` through union field to target that might have `Drop` glue
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/snowv-0.1.0/src/backend/mod.rs:116:22
[INFO] [stdout]     |
[INFO] [stdout] 116 |             unsafe { (&mut self.inner).asm.write_keystream_blocks(dst) }
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: writing to this reference calls the destructor for the old value
[INFO] [stdout]     = help: add an explicit `*` if that is desired, or call `ptr::write` to not run the destructor
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `snowv` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "c9c74018db19afa67a088f3963ce66754a7bc6a66a144cc0ed35437f5b729bdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9c74018db19afa67a088f3963ce66754a7bc6a66a144cc0ed35437f5b729bdf", kill_on_drop: false }`
[INFO] [stdout] c9c74018db19afa67a088f3963ce66754a7bc6a66a144cc0ed35437f5b729bdf