[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 [INFO] [stdout] = help: for more information about exposed provenance, see [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::(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