[INFO] cloning repository https://github.com/OneSadCookie/bf2wasm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/OneSadCookie/bf2wasm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOneSadCookie%2Fbf2wasm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOneSadCookie%2Fbf2wasm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2529315eff62b11e015ddea76956afddbefa8071 [INFO] checking OneSadCookie/bf2wasm against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOneSadCookie%2Fbf2wasm" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/OneSadCookie/bf2wasm on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/OneSadCookie/bf2wasm [INFO] finished tweaking git repo https://github.com/OneSadCookie/bf2wasm [INFO] tweaked toml for git repo https://github.com/OneSadCookie/bf2wasm written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/OneSadCookie/bf2wasm 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating git repository `https://github.com/OneSadCookie/walrus.git` [INFO] [stderr] Updating git submodule `https://github.com/WebAssembly/testsuite` [INFO] [stderr] Locking 2 packages [INFO] [stderr] Adding walrus v0.8.0 (https://github.com/OneSadCookie/walrus.git?branch=master#5d847ddd) [INFO] [stderr] Adding walrus-macro v0.8.0 (https://github.com/OneSadCookie/walrus.git?branch=master#5d847ddd) [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded backtrace v0.3.32 [INFO] [stderr] Downloaded wasmparser v0.30.0 [INFO] [stderr] Downloaded backtrace-sys v0.1.29 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 514d3881a3135a849c0331d9726ae4edebc4f69b0bcc61db630b8f863f5b209f [INFO] running `Command { std: "docker" "start" "-a" "514d3881a3135a849c0331d9726ae4edebc4f69b0bcc61db630b8f863f5b209f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "514d3881a3135a849c0331d9726ae4edebc4f69b0bcc61db630b8f863f5b209f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "514d3881a3135a849c0331d9726ae4edebc4f69b0bcc61db630b8f863f5b209f", kill_on_drop: false }` [INFO] [stdout] 514d3881a3135a849c0331d9726ae4edebc4f69b0bcc61db630b8f863f5b209f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e35370b0b271f596a9889b8dc1350431001a1f8fe40d659bf91822cbf1ee74bc [INFO] running `Command { std: "docker" "start" "-a" "e35370b0b271f596a9889b8dc1350431001a1f8fe40d659bf91822cbf1ee74bc", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Compiling backtrace-sys v0.1.29 [INFO] [stderr] Compiling rayon-core v1.5.0 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Checking rustc-demangle v0.1.15 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking leb128 v0.2.4 [INFO] [stderr] Checking wasmparser v0.30.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking backtrace v0.3.32 [INFO] [stderr] Checking rayon v1.1.0 [INFO] [stderr] Checking id-arena v2.2.1 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling walrus-macro v0.8.0 (https://github.com/OneSadCookie/walrus.git?branch=master#5d847ddd) [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking walrus v0.8.0 (https://github.com/OneSadCookie/walrus.git?branch=master#5d847ddd) [INFO] [stderr] Checking bf2wasm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:28:32 [INFO] [stdout] | [INFO] [stdout] 28 | fn cause(&self) -> Option<&Fail> { [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: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 28 | fn cause(&self) -> Option<&dyn Fail> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:28:32 [INFO] [stdout] | [INFO] [stdout] 28 | fn cause(&self) -> Option<&Fail> { [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: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 28 | fn cause(&self) -> Option<&dyn Fail> { [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.53s [INFO] running `Command { std: "docker" "inspect" "e35370b0b271f596a9889b8dc1350431001a1f8fe40d659bf91822cbf1ee74bc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e35370b0b271f596a9889b8dc1350431001a1f8fe40d659bf91822cbf1ee74bc", kill_on_drop: false }` [INFO] [stdout] e35370b0b271f596a9889b8dc1350431001a1f8fe40d659bf91822cbf1ee74bc [INFO] checking OneSadCookie/bf2wasm against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOneSadCookie%2Fbf2wasm" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/OneSadCookie/bf2wasm on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/OneSadCookie/bf2wasm [INFO] finished tweaking git repo https://github.com/OneSadCookie/bf2wasm [INFO] tweaked toml for git repo https://github.com/OneSadCookie/bf2wasm written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/OneSadCookie/bf2wasm 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b356a4a902aa322c703f8e7435c12f2b9dcaeb4f8b7a65553e1845e9f4b80e2f [INFO] running `Command { std: "docker" "start" "-a" "b356a4a902aa322c703f8e7435c12f2b9dcaeb4f8b7a65553e1845e9f4b80e2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b356a4a902aa322c703f8e7435c12f2b9dcaeb4f8b7a65553e1845e9f4b80e2f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b356a4a902aa322c703f8e7435c12f2b9dcaeb4f8b7a65553e1845e9f4b80e2f", kill_on_drop: false }` [INFO] [stdout] b356a4a902aa322c703f8e7435c12f2b9dcaeb4f8b7a65553e1845e9f4b80e2f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 683c465d7fd4c7db037104c4a864d7d829ec86f667430005d6ce5d9ed41dcf0a [INFO] running `Command { std: "docker" "start" "-a" "683c465d7fd4c7db037104c4a864d7d829ec86f667430005d6ce5d9ed41dcf0a", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling rayon-core v1.5.0 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking rustc-demangle v0.1.15 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking wasmparser v0.30.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking leb128 v0.2.4 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking atty v0.2.11 [INFO] [stderr] Checking crossbeam-deque v0.6.3 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling backtrace-sys v0.1.29 [INFO] [stderr] Checking rayon v1.1.0 [INFO] [stderr] Checking backtrace v0.3.32 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Checking id-arena v2.2.1 [INFO] [stderr] Compiling walrus-macro v0.8.0 (https://github.com/OneSadCookie/walrus.git?branch=master#5d847ddd) [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking walrus v0.8.0 (https://github.com/OneSadCookie/walrus.git?branch=master#5d847ddd) [INFO] [stderr] Checking bf2wasm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:28:32 [INFO] [stdout] | [INFO] [stdout] 28 | fn cause(&self) -> Option<&Fail> { [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: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 28 | fn cause(&self) -> Option<&dyn Fail> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:28:32 [INFO] [stdout] | [INFO] [stdout] 28 | fn cause(&self) -> Option<&Fail> { [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: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 28 | fn cause(&self) -> Option<&dyn Fail> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/main.rs:162:21 [INFO] [stdout] | [INFO] [stdout] 162 | Err(ErrorKind::InvalidInput)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 162 | Err::(ErrorKind::InvalidInput)?; [INFO] [stdout] | ++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/main.rs:162:21 [INFO] [stdout] | [INFO] [stdout] 162 | Err(ErrorKind::InvalidInput)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 162 | Err::(ErrorKind::InvalidInput)?; [INFO] [stdout] | ++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `bf2wasm` (bin "bf2wasm") due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `bf2wasm` (bin "bf2wasm" test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "683c465d7fd4c7db037104c4a864d7d829ec86f667430005d6ce5d9ed41dcf0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "683c465d7fd4c7db037104c4a864d7d829ec86f667430005d6ce5d9ed41dcf0a", kill_on_drop: false }` [INFO] [stdout] 683c465d7fd4c7db037104c4a864d7d829ec86f667430005d6ce5d9ed41dcf0a