[INFO] fetching crate dataview 1.0.1... [INFO] checking dataview-1.0.1 against master#5a45ab9738330fb317d49e3594c2db5248b1e971 for pr-136303 [INFO] extracting crate dataview 1.0.1 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate dataview 1.0.1 on toolchain 5a45ab9738330fb317d49e3594c2db5248b1e971 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate dataview 1.0.1 [INFO] finished tweaking crates.io crate dataview 1.0.1 [INFO] tweaked toml for crates.io crate dataview 1.0.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 1 package to latest compatible version [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded derive_pod v0.1.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ee3b8b34d56f58a7812cea15060f9583bc0cc9dccd6e0c718036aabaf526b58d [INFO] running `Command { std: "docker" "start" "-a" "ee3b8b34d56f58a7812cea15060f9583bc0cc9dccd6e0c718036aabaf526b58d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ee3b8b34d56f58a7812cea15060f9583bc0cc9dccd6e0c718036aabaf526b58d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee3b8b34d56f58a7812cea15060f9583bc0cc9dccd6e0c718036aabaf526b58d", kill_on_drop: false }` [INFO] [stdout] ee3b8b34d56f58a7812cea15060f9583bc0cc9dccd6e0c718036aabaf526b58d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5a45ab9738330fb317d49e3594c2db5248b1e971" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e05c2c996f5cf519c3589bed04c01eb87803388a3719b2dff6a0968049cb28f2 [INFO] running `Command { std: "docker" "start" "-a" "e05c2c996f5cf519c3589bed04c01eb87803388a3719b2dff6a0968049cb28f2", kill_on_drop: false }` [INFO] [stderr] Compiling derive_pod v0.1.2 [INFO] [stderr] Checking dataview v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: pointers cannot be transmuted to integers during const eval [INFO] [stdout] --> src/lib.rs:174:29 [INFO] [stdout] | [INFO] [stdout] 174 | let addr: usize = unsafe { mem::transmute(ptr) }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: at compile-time, pointers do not have an integer value [INFO] [stdout] = note: avoiding this restriction via `union` or raw pointers leads to compile-time undefined behavior [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/std/mem/fn.transmute.html [INFO] [stdout] = note: `#[warn(ptr_to_integer_transmute_in_consts)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: pointers cannot be transmuted to integers during const eval [INFO] [stdout] --> src/lib.rs:174:29 [INFO] [stdout] | [INFO] [stdout] 174 | let addr: usize = unsafe { mem::transmute(ptr) }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: at compile-time, pointers do not have an integer value [INFO] [stdout] = note: avoiding this restriction via `union` or raw pointers leads to compile-time undefined behavior [INFO] [stdout] = help: for more information, see https://doc.rust-lang.org/std/mem/fn.transmute.html [INFO] [stdout] = note: `#[warn(ptr_to_integer_transmute_in_consts)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Baz` is never constructed [INFO] [stdout] --> src/tests.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | struct Baz([u32; 2]); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.89s [INFO] running `Command { std: "docker" "inspect" "e05c2c996f5cf519c3589bed04c01eb87803388a3719b2dff6a0968049cb28f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e05c2c996f5cf519c3589bed04c01eb87803388a3719b2dff6a0968049cb28f2", kill_on_drop: false }` [INFO] [stdout] e05c2c996f5cf519c3589bed04c01eb87803388a3719b2dff6a0968049cb28f2