[INFO] fetching crate generator 0.8.7...
[INFO] testing generator-0.8.7 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate generator 0.8.7 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate generator 0.8.7
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate generator 0.8.7
[INFO] tweaked toml for crates.io crate generator 0.8.7 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate generator 0.8.7 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate generator 0.8.7 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2cc1becae8f80475b7e14ab1774002b06d3608e42bb4165f931fb770b0038cf8
[INFO] running `Command { std: "docker" "start" "-a" "2cc1becae8f80475b7e14ab1774002b06d3608e42bb4165f931fb770b0038cf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cc1becae8f80475b7e14ab1774002b06d3608e42bb4165f931fb770b0038cf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cc1becae8f80475b7e14ab1774002b06d3608e42bb4165f931fb770b0038cf8", kill_on_drop: false }`
[INFO] [stdout] 2cc1becae8f80475b7e14ab1774002b06d3608e42bb4165f931fb770b0038cf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2107e43d1a8f9574d7126e419afdb688356f1cc77ef71e97f914460e521b22e6
[INFO] running `Command { std: "docker" "start" "-a" "2107e43d1a8f9574d7126e419afdb688356f1cc77ef71e97f914460e521b22e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.20
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling cc v1.2.22
[INFO] [stderr]    Compiling generator v0.8.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.71s
[INFO] running `Command { std: "docker" "inspect" "2107e43d1a8f9574d7126e419afdb688356f1cc77ef71e97f914460e521b22e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2107e43d1a8f9574d7126e419afdb688356f1cc77ef71e97f914460e521b22e6", kill_on_drop: false }`
[INFO] [stdout] 2107e43d1a8f9574d7126e419afdb688356f1cc77ef71e97f914460e521b22e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb4f0100322b43ba272f5c8bf0225ffdc32c67521375e721714bf0ab5a2d9acc
[INFO] running `Command { std: "docker" "start" "-a" "cb4f0100322b43ba272f5c8bf0225ffdc32c67521375e721714bf0ab5a2d9acc", kill_on_drop: false }`
[INFO] [stderr]    Compiling generator v0.8.7 (/opt/rustwide/workdir)
[INFO] [stdout] error: transmuting an integer to a pointer creates a pointer without provenance
[INFO] [stdout]   --> src/reg_context.rs:73:41
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let ctx: &RegContext = unsafe { transmute(arg) };
[INFO] [stdout]    |                                         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this is dangerous because dereferencing the resulting pointer is undefined behavior
[INFO] [stdout]    = note: exposed provenance semantics can be used to create a pointer based on some previously exposed provenance
[INFO] [stdout]    = help: if you truly mean to create a pointer without provenance, use `std::ptr::without_provenance_mut`
[INFO] [stdout]    = help: for more information about transmute, see <https://doc.rust-lang.org/std/mem/fn.transmute.html#transmutation-between-pointers-and-integers>
[INFO] [stdout]    = help: for more information about exposed provenance, see <https://doc.rust-lang.org/std/ptr/index.html#exposed-provenance>
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:6:9
[INFO] [stdout]    |
[INFO] [stdout]  6 | #![deny(warnings, missing_docs)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(integer_to_ptr_transmutes)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: use `std::ptr::with_exposed_provenance` instead to use a previously exposed provenance
[INFO] [stdout]    |
[INFO] [stdout] 73 -         let ctx: &RegContext = unsafe { transmute(arg) };
[INFO] [stdout] 73 +         let ctx: &RegContext = unsafe { &*std::ptr::with_exposed_provenance::<RegContext>(arg) };
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `generator` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "cb4f0100322b43ba272f5c8bf0225ffdc32c67521375e721714bf0ab5a2d9acc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb4f0100322b43ba272f5c8bf0225ffdc32c67521375e721714bf0ab5a2d9acc", kill_on_drop: false }`
[INFO] [stdout] cb4f0100322b43ba272f5c8bf0225ffdc32c67521375e721714bf0ab5a2d9acc
