[INFO] fetching crate neptune-lang 0.1.3... [INFO] checking neptune-lang-0.1.3 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate neptune-lang 0.1.3 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate neptune-lang 0.1.3 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 crates.io crate neptune-lang 0.1.3 [INFO] finished tweaking crates.io crate neptune-lang 0.1.3 [INFO] tweaked toml for crates.io crate neptune-lang 0.1.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 66 packages [INFO] [stderr] Adding num_enum v0.5.11 (latest: v0.7.2) [INFO] [stderr] Adding num_enum_derive v0.5.11 (latest: v0.7.2) [INFO] [stderr] Adding phf v0.10.1 (latest: v0.11.2) [INFO] [stderr] Adding phf_generator v0.10.0 (latest: v0.11.2) [INFO] [stderr] Adding phf_macros v0.10.0 (latest: v0.11.2) [INFO] [stderr] Adding phf_shared v0.10.0 (latest: v0.11.2) [INFO] [stderr] Adding proc-macro-crate v1.3.1 (latest: v3.1.0) [INFO] [stderr] Adding siphasher v0.3.11 (latest: v1.0.1) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding toml_edit v0.19.15 (latest: v0.22.9) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] [stderr] Adding winnow v0.5.40 (latest: v0.6.5) [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] Downloading crates ... [INFO] [stderr] Downloaded link-cplusplus v1.0.9 [INFO] [stderr] Downloaded parse_int v0.6.0 [INFO] [stderr] Downloaded cxxbridge-flags v1.0.120 [INFO] [stderr] Downloaded scratch v1.0.7 [INFO] [stderr] Downloaded cxxbridge-macro v1.0.120 [INFO] [stderr] Downloaded cxx-build v1.0.120 [INFO] [stderr] Downloaded cxx v1.0.120 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0a9ec1596b1792ece574cf43d809e9e1fb7a98f28cf09cd420f49253d0cfc72e [INFO] running `Command { std: "docker" "start" "-a" "0a9ec1596b1792ece574cf43d809e9e1fb7a98f28cf09cd420f49253d0cfc72e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0a9ec1596b1792ece574cf43d809e9e1fb7a98f28cf09cd420f49253d0cfc72e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a9ec1596b1792ece574cf43d809e9e1fb7a98f28cf09cd420f49253d0cfc72e", kill_on_drop: false }` [INFO] [stdout] 0a9ec1596b1792ece574cf43d809e9e1fb7a98f28cf09cd420f49253d0cfc72e [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6a3c3fc3e6ba1609533fc9a0ff26d649f03f0c890520949211fb4aa6d6d85705 [INFO] running `Command { std: "docker" "start" "-a" "6a3c3fc3e6ba1609533fc9a0ff26d649f03f0c890520949211fb4aa6d6d85705", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling scratch v1.0.7 [INFO] [stderr] Compiling unicode-width v0.1.11 [INFO] [stderr] Compiling cxxbridge-flags v1.0.120 [INFO] [stderr] Compiling winnow v0.5.40 [INFO] [stderr] Compiling link-cplusplus v1.0.9 [INFO] [stderr] Compiling toml_datetime v0.6.5 [INFO] [stderr] Compiling termcolor v1.4.1 [INFO] [stderr] Compiling phf_shared v0.10.0 [INFO] [stderr] Compiling getrandom v0.2.12 [INFO] [stderr] Checking unicode-segmentation v1.11.0 [INFO] [stderr] Checking parse_int v0.6.0 [INFO] [stderr] Compiling cxx v1.0.120 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling codespan-reporting v0.11.1 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling phf_generator v0.10.0 [INFO] [stderr] Compiling toml_edit v0.19.15 [INFO] [stderr] Compiling proc-macro-crate v1.3.1 [INFO] [stderr] Compiling cxx-build v1.0.120 [INFO] [stderr] Compiling phf_macros v0.10.0 [INFO] [stderr] Compiling num_enum_derive v0.5.11 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling cxxbridge-macro v1.0.120 [INFO] [stderr] Checking phf v0.10.1 [INFO] [stderr] Checking num_enum v0.5.11 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Compiling neptune-lang v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] warning: neptune-lang@0.1.3: Compiler version doesn't include clang or GCC: "c++" "--version" [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/compiler.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> src/parser.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/compiler.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | use std::convert::TryFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryInto` is imported redundantly [INFO] [stdout] --> src/parser.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::convert::TryInto; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryInto` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/vm.rs:512:5 [INFO] [stdout] | [INFO] [stdout] 512 | Box::from_raw(data as *mut F); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 512 | let _ = Box::from_raw(data as *mut F); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `Box::::from_raw` that must be used [INFO] [stdout] --> src/vm.rs:512:5 [INFO] [stdout] | [INFO] [stdout] 512 | Box::from_raw(data as *mut F); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: call `drop(Box::from_raw(ptr))` if you intend to drop the `Box` [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 512 | let _ = Box::from_raw(data as *mut F); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.68s [INFO] running `Command { std: "docker" "inspect" "6a3c3fc3e6ba1609533fc9a0ff26d649f03f0c890520949211fb4aa6d6d85705", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6a3c3fc3e6ba1609533fc9a0ff26d649f03f0c890520949211fb4aa6d6d85705", kill_on_drop: false }` [INFO] [stdout] 6a3c3fc3e6ba1609533fc9a0ff26d649f03f0c890520949211fb4aa6d6d85705 [INFO] checking neptune-lang-0.1.3 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate neptune-lang 0.1.3 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate neptune-lang 0.1.3 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 crates.io crate neptune-lang 0.1.3 [INFO] finished tweaking crates.io crate neptune-lang 0.1.3 [INFO] tweaked toml for crates.io crate neptune-lang 0.1.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 65499dbe1146cfc5ea0345b09bb066f8a272e2ca203abe0e763ed106911a33c7 [INFO] running `Command { std: "docker" "start" "-a" "65499dbe1146cfc5ea0345b09bb066f8a272e2ca203abe0e763ed106911a33c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "65499dbe1146cfc5ea0345b09bb066f8a272e2ca203abe0e763ed106911a33c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65499dbe1146cfc5ea0345b09bb066f8a272e2ca203abe0e763ed106911a33c7", kill_on_drop: false }` [INFO] [stdout] 65499dbe1146cfc5ea0345b09bb066f8a272e2ca203abe0e763ed106911a33c7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7f0c14c66d869bd3edb6b624f1edc63e64f2f65907c5556a10cf019499250796 [INFO] running `Command { std: "docker" "start" "-a" "7f0c14c66d869bd3edb6b624f1edc63e64f2f65907c5556a10cf019499250796", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.79 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling scratch v1.0.7 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling hashbrown v0.14.3 [INFO] [stderr] Compiling termcolor v1.4.1 [INFO] [stderr] Compiling winnow v0.5.40 [INFO] [stderr] Compiling toml_datetime v0.6.5 [INFO] [stderr] Compiling cxxbridge-flags v1.0.120 [INFO] [stderr] Compiling link-cplusplus v1.0.9 [INFO] [stderr] Compiling siphasher v0.3.11 [INFO] [stderr] Compiling unicode-width v0.1.11 [INFO] [stderr] Compiling getrandom v0.2.12 [INFO] [stderr] Checking parse_int v0.6.0 [INFO] [stderr] Checking unicode-segmentation v1.11.0 [INFO] [stderr] Compiling cxx v1.0.120 [INFO] [stderr] Compiling phf_shared v0.10.0 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling codespan-reporting v0.11.1 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling indexmap v2.2.6 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling phf_generator v0.10.0 [INFO] [stderr] Compiling toml_edit v0.19.15 [INFO] [stderr] Compiling cxx-build v1.0.120 [INFO] [stderr] Compiling proc-macro-crate v1.3.1 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/cxx-build-1.0.120/src/target.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | / if target_dir.is_absolute() { [INFO] [stdout] 14 | | return TargetDir::Path(target_dir); [INFO] [stdout] 15 | | } else { [INFO] [stdout] 16 | | return TargetDir::Unknown; [INFO] [stdout] 17 | | }; [INFO] [stdout] | |_________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling cxxbridge-macro v1.0.120 [INFO] [stderr] Compiling phf_macros v0.10.0 [INFO] [stderr] Compiling num_enum_derive v0.5.11 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `cxx-build` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "7f0c14c66d869bd3edb6b624f1edc63e64f2f65907c5556a10cf019499250796", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f0c14c66d869bd3edb6b624f1edc63e64f2f65907c5556a10cf019499250796", kill_on_drop: false }` [INFO] [stdout] 7f0c14c66d869bd3edb6b624f1edc63e64f2f65907c5556a10cf019499250796