[INFO] cloning repository https://github.com/alexcrichton/wasm-gc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexcrichton/wasm-gc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexcrichton%2Fwasm-gc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexcrichton%2Fwasm-gc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] deb1c6dc3aec39a3f2bdc5595266212ead448490 [INFO] checking alexcrichton/wasm-gc against master#6d05c430d2f0573bf98320bb1d2457a72ea1e67f for pr-116607 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexcrichton%2Fwasm-gc" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/alexcrichton/wasm-gc on toolchain 6d05c430d2f0573bf98320bb1d2457a72ea1e67f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6d05c430d2f0573bf98320bb1d2457a72ea1e67f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/alexcrichton/wasm-gc [INFO] finished tweaking git repo https://github.com/alexcrichton/wasm-gc [INFO] tweaked toml for git repo https://github.com/alexcrichton/wasm-gc written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/alexcrichton/wasm-gc 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" "+6d05c430d2f0573bf98320bb1d2457a72ea1e67f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded termcolor v1.0.2 [INFO] [stderr] Downloaded syn v0.15.1 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.21 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.21 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.21 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.21 [INFO] [stderr] Downloaded wasm-bindgen v0.2.21 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+6d05c430d2f0573bf98320bb1d2457a72ea1e67f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 998e03af9dfea021bd5b465da750e270eef76b716bf5dcbc097cea51aebc6f59 [INFO] running `Command { std: "docker" "start" "-a" "998e03af9dfea021bd5b465da750e270eef76b716bf5dcbc097cea51aebc6f59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "998e03af9dfea021bd5b465da750e270eef76b716bf5dcbc097cea51aebc6f59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "998e03af9dfea021bd5b465da750e270eef76b716bf5dcbc097cea51aebc6f59", kill_on_drop: false }` [INFO] [stdout] 998e03af9dfea021bd5b465da750e270eef76b716bf5dcbc097cea51aebc6f59 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+6d05c430d2f0573bf98320bb1d2457a72ea1e67f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6e9dfd0a2a0fe05215f4e00d4c94fb2fe002241c2c9f87996c7b3d63e050a42f [INFO] running `Command { std: "docker" "start" "-a" "6e9dfd0a2a0fe05215f4e00d4c94fb2fe002241c2c9f87996c7b3d63e050a42f", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.5 [INFO] [stderr] Checking byteorder v1.2.6 [INFO] [stderr] Checking rustc-demangle v0.1.9 [INFO] [stderr] Checking libc v0.2.43 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking termcolor v1.0.2 [INFO] [stderr] Checking getopts v0.2.18 [INFO] [stderr] Checking log v0.4.4 [INFO] [stderr] Checking humantime v1.1.1 [INFO] [stderr] Checking parity-wasm v0.32.0 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking wasm-gc-api v0.1.11 (/opt/rustwide/workdir/wasm-gc-api) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> wasm-gc-api/src/lib.rs:63:52 [INFO] [stdout] | [INFO] [stdout] 63 | if let Some(module) = (&mut module as &mut Any).downcast_mut() { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) 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] 63 | if let Some(module) = (&mut module as &mut dyn Any).downcast_mut() { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> wasm-gc-api/src/lib.rs:91:36 [INFO] [stdout] | [INFO] [stdout] 91 | let module = self.0 as Box; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 91 | let module = self.0 as Box; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> wasm-gc-api/src/lib.rs:63:52 [INFO] [stdout] | [INFO] [stdout] 63 | if let Some(module) = (&mut module as &mut Any).downcast_mut() { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) 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] 63 | if let Some(module) = (&mut module as &mut dyn Any).downcast_mut() { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> wasm-gc-api/src/lib.rs:91:36 [INFO] [stdout] | [INFO] [stdout] 91 | let module = self.0 as Box; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 91 | let module = self.0 as Box; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> wasm-gc-api/src/gc.rs:317:9 [INFO] [stdout] | [INFO] [stdout] 317 | drop(table); [INFO] [stdout] | ^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&TableType` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> wasm-gc-api/src/gc.rs:611:9 [INFO] [stdout] | [INFO] [stdout] 611 | drop(t); [INFO] [stdout] | ^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut parity_wasm::elements::ValueType` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> wasm-gc-api/src/gc.rs:647:13 [INFO] [stdout] | [INFO] [stdout] 647 | drop(t); // TODO [INFO] [stdout] | ^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut TableType` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> wasm-gc-api/src/gc.rs:655:13 [INFO] [stdout] | [INFO] [stdout] 655 | drop(m); // TODO [INFO] [stdout] | ^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut parity_wasm::elements::MemoryType` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> wasm-gc-api/src/gc.rs:674:9 [INFO] [stdout] | [INFO] [stdout] 674 | drop(s); [INFO] [stdout] | ^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut parity_wasm::elements::GlobalType` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> wasm-gc-api/src/gc.rs:317:9 [INFO] [stdout] | [INFO] [stdout] 317 | drop(table); [INFO] [stdout] | ^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&TableType` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> wasm-gc-api/src/gc.rs:611:9 [INFO] [stdout] | [INFO] [stdout] 611 | drop(t); [INFO] [stdout] | ^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut parity_wasm::elements::ValueType` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> wasm-gc-api/src/gc.rs:647:13 [INFO] [stdout] | [INFO] [stdout] 647 | drop(t); // TODO [INFO] [stdout] | ^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut TableType` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> wasm-gc-api/src/gc.rs:655:13 [INFO] [stdout] | [INFO] [stdout] 655 | drop(m); // TODO [INFO] [stdout] | ^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut parity_wasm::elements::MemoryType` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> wasm-gc-api/src/gc.rs:674:9 [INFO] [stdout] | [INFO] [stdout] 674 | drop(s); [INFO] [stdout] | ^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut parity_wasm::elements::GlobalType` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking wasm-gc-capi v0.1.0 (/opt/rustwide/workdir/wasm-gc-capi) [INFO] [stderr] Checking wasm-gc v0.1.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:22:28 [INFO] [stdout] | [INFO] [stdout] 22 | Err(f) => { panic!(f.to_string()) } [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 22 | Err(f) => { panic!("{}", f.to_string()) } [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:22:28 [INFO] [stdout] | [INFO] [stdout] 22 | Err(f) => { panic!(f.to_string()) } [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 22 | Err(f) => { panic!("{}", f.to_string()) } [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.54s [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "6e9dfd0a2a0fe05215f4e00d4c94fb2fe002241c2c9f87996c7b3d63e050a42f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e9dfd0a2a0fe05215f4e00d4c94fb2fe002241c2c9f87996c7b3d63e050a42f", kill_on_drop: false }` [INFO] [stdout] 6e9dfd0a2a0fe05215f4e00d4c94fb2fe002241c2c9f87996c7b3d63e050a42f