[INFO] fetching crate lv2rs-atom 0.1.2... [INFO] checking lv2rs-atom-0.1.2 against try#23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 for pr-115950 [INFO] extracting crate lv2rs-atom 0.1.2 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate lv2rs-atom 0.1.2 on toolchain 23ffd2897cbb44320ca18dfe4d05dbacb37d55e0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate lv2rs-atom 0.1.2 [INFO] finished tweaking crates.io crate lv2rs-atom 0.1.2 [INFO] tweaked toml for crates.io crate lv2rs-atom 0.1.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f11d9a51d2b175d713bdfae59c3f39304fbf6c94d9731229cd99254fa70e9338 [INFO] running `Command { std: "docker" "start" "-a" "f11d9a51d2b175d713bdfae59c3f39304fbf6c94d9731229cd99254fa70e9338", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f11d9a51d2b175d713bdfae59c3f39304fbf6c94d9731229cd99254fa70e9338", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f11d9a51d2b175d713bdfae59c3f39304fbf6c94d9731229cd99254fa70e9338", kill_on_drop: false }` [INFO] [stdout] f11d9a51d2b175d713bdfae59c3f39304fbf6c94d9731229cd99254fa70e9338 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+23ffd2897cbb44320ca18dfe4d05dbacb37d55e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8ee71aee15f85ca5370bc69933d9849573ce359b7a95774ee6b04a76e468a539 [INFO] running `Command { std: "docker" "start" "-a" "8ee71aee15f85ca5370bc69933d9849573ce359b7a95774ee6b04a76e468a539", kill_on_drop: false }` [INFO] [stderr] Checking lv2rs-core v0.3.3 [INFO] [stderr] Checking lv2rs-urid v0.2.2 [INFO] [stderr] Checking lv2rs-atom v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/frame.rs:178:21 [INFO] [stdout] | [INFO] [stdout] 178 | parent: &'a mut WritingFrame<'b>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 178 | parent: &'a mut dyn WritingFrame<'b>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/frame.rs:178:21 [INFO] [stdout] | [INFO] [stdout] 178 | parent: &'a mut WritingFrame<'b>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 178 | parent: &'a mut dyn WritingFrame<'b>, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `urids` as mutable more than once at a time [INFO] [stdout] --> tests/test.rs:298:42 [INFO] [stdout] | [INFO] [stdout] 294 | let mut sequence_iter = atom.iter(&mut urids); [INFO] [stdout] | ---------- first mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 298 | let integer: &i32 = integer.get_body(&mut urids).unwrap(); [INFO] [stdout] | ^^^^^^^^^^ second mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 301 | let (time_stamp, tuple) = sequence_iter.next().unwrap(); [INFO] [stdout] | ------------- first borrow later used here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `urids` as mutable more than once at a time [INFO] [stdout] --> tests/test.rs:303:40 [INFO] [stdout] | [INFO] [stdout] 294 | let mut sequence_iter = atom.iter(&mut urids); [INFO] [stdout] | ---------- first mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 303 | let tuple: &Tuple = tuple.get_body(&mut urids).unwrap(); [INFO] [stdout] | ^^^^^^^^^^ second mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 311 | } [INFO] [stdout] | - first borrow might be used here, when `sequence_iter` is dropped and runs the destructor for type `impl Iterator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `urids` as mutable more than once at a time [INFO] [stdout] --> tests/test.rs:306:59 [INFO] [stdout] | [INFO] [stdout] 294 | let mut sequence_iter = atom.iter(&mut urids); [INFO] [stdout] | ---------- first mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 306 | let integer: &i32 = iter.next().unwrap().get_body(&mut urids).unwrap(); [INFO] [stdout] | ^^^^^^^^^^ second mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 311 | } [INFO] [stdout] | - first borrow might be used here, when `sequence_iter` is dropped and runs the destructor for type `impl Iterator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0499]: cannot borrow `urids` as mutable more than once at a time [INFO] [stdout] --> tests/test.rs:308:59 [INFO] [stdout] | [INFO] [stdout] 294 | let mut sequence_iter = atom.iter(&mut urids); [INFO] [stdout] | ---------- first mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 308 | let integer: &i32 = iter.next().unwrap().get_body(&mut urids).unwrap(); [INFO] [stdout] | ^^^^^^^^^^ second mutable borrow occurs here [INFO] [stdout] ... [INFO] [stdout] 311 | } [INFO] [stdout] | - first borrow might be used here, when `sequence_iter` is dropped and runs the destructor for type `impl Iterator` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0499`. [INFO] [stdout] [INFO] [stderr] error: could not compile `lv2rs-atom` (test "test") due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "8ee71aee15f85ca5370bc69933d9849573ce359b7a95774ee6b04a76e468a539", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8ee71aee15f85ca5370bc69933d9849573ce359b7a95774ee6b04a76e468a539", kill_on_drop: false }` [INFO] [stdout] 8ee71aee15f85ca5370bc69933d9849573ce359b7a95774ee6b04a76e468a539