[INFO] cloning repository https://github.com/347Online/ump_lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/347Online/ump_lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F347Online%2Fump_lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F347Online%2Fump_lang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] babc5b9339a551b50ae33eb1cf7f67e01e35f9fc [INFO] checking 347Online/ump_lang against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F347Online%2Fump_lang" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/347Online/ump_lang 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/347Online/ump_lang [INFO] finished tweaking git repo https://github.com/347Online/ump_lang [INFO] tweaked toml for git repo https://github.com/347Online/ump_lang written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/347Online/ump_lang 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 29ef488c623451a28560829e9b108c486bd2cf4ead84b27dffefd0fecd63cadb [INFO] running `Command { std: "docker" "start" "-a" "29ef488c623451a28560829e9b108c486bd2cf4ead84b27dffefd0fecd63cadb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "29ef488c623451a28560829e9b108c486bd2cf4ead84b27dffefd0fecd63cadb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29ef488c623451a28560829e9b108c486bd2cf4ead84b27dffefd0fecd63cadb", kill_on_drop: false }` [INFO] [stdout] 29ef488c623451a28560829e9b108c486bd2cf4ead84b27dffefd0fecd63cadb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c92fcecc4e0b80abe537de7c2494058751258f0325214fde11bd0c95c1df52bf [INFO] running `Command { std: "docker" "start" "-a" "c92fcecc4e0b80abe537de7c2494058751258f0325214fde11bd0c95c1df52bf", kill_on_drop: false }` [INFO] [stderr] Compiling rustix v0.38.21 [INFO] [stderr] Checking bitflags v2.4.1 [INFO] [stderr] Checking linux-raw-sys v0.4.11 [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Checking home v0.5.5 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Checking unicode-segmentation v1.10.1 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Checking uuid v1.5.0 [INFO] [stderr] Checking fd-lock v3.0.13 [INFO] [stderr] Checking rustyline v12.0.0 [INFO] [stderr] Checking umpteen v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `rc::Rc` [INFO] [stdout] --> src/umpteen/repr/object.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | rc::Rc, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rc::Rc` [INFO] [stdout] --> src/umpteen/repr/object.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | rc::Rc, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mutable` [INFO] [stdout] --> src/umpteen/exec/parse.rs:184:36 [INFO] [stdout] | [INFO] [stdout] 184 | fn declare_variable(&mut self, mutable: bool) -> Result { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mutable` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mutable` [INFO] [stdout] --> src/umpteen/exec/parse.rs:184:36 [INFO] [stdout] | [INFO] [stdout] 184 | fn declare_variable(&mut self, mutable: bool) -> Result { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mutable` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `env_id` is never read [INFO] [stdout] --> src/umpteen/exec/env.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct Memory { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 16 | vars: HashMap>, [INFO] [stdout] 17 | env_id: Uuid, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Memory` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `env_id` is never read [INFO] [stdout] --> src/umpteen/exec/env.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct Memory { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] 16 | vars: HashMap>, [INFO] [stdout] 17 | env_id: Uuid, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Memory` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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 1.89s [INFO] running `Command { std: "docker" "inspect" "c92fcecc4e0b80abe537de7c2494058751258f0325214fde11bd0c95c1df52bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c92fcecc4e0b80abe537de7c2494058751258f0325214fde11bd0c95c1df52bf", kill_on_drop: false }` [INFO] [stdout] c92fcecc4e0b80abe537de7c2494058751258f0325214fde11bd0c95c1df52bf [INFO] checking 347Online/ump_lang against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F347Online%2Fump_lang" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/347Online/ump_lang 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/347Online/ump_lang [INFO] finished tweaking git repo https://github.com/347Online/ump_lang [INFO] tweaked toml for git repo https://github.com/347Online/ump_lang written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/347Online/ump_lang 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 17f001139a83fff3bbd3f400968234da93e38c03ae6c24a578053cd0e2db36fd [INFO] running `Command { std: "docker" "start" "-a" "17f001139a83fff3bbd3f400968234da93e38c03ae6c24a578053cd0e2db36fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "17f001139a83fff3bbd3f400968234da93e38c03ae6c24a578053cd0e2db36fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "17f001139a83fff3bbd3f400968234da93e38c03ae6c24a578053cd0e2db36fd", kill_on_drop: false }` [INFO] [stdout] 17f001139a83fff3bbd3f400968234da93e38c03ae6c24a578053cd0e2db36fd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 39c1b0ffd9d6e13f7c299cbb6dad940dd14f64bc16af2a094ad488d528254edd [INFO] running `Command { std: "docker" "start" "-a" "39c1b0ffd9d6e13f7c299cbb6dad940dd14f64bc16af2a094ad488d528254edd", kill_on_drop: false }` [INFO] [stderr] Compiling rustix v0.38.21 [INFO] [stderr] Checking bitflags v2.4.1 [INFO] [stderr] Checking linux-raw-sys v0.4.11 [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Checking home v0.5.5 [INFO] [stderr] Checking unicode-segmentation v1.10.1 [INFO] [stderr] Checking nix v0.26.4 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Checking uuid v1.5.0 [INFO] [stderr] Checking fd-lock v3.0.13 [INFO] [stderr] Checking rustyline v12.0.0 [INFO] [stderr] Checking umpteen v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `rc::Rc` [INFO] [stdout] --> src/umpteen/repr/object.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | rc::Rc, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rc::Rc` [INFO] [stdout] --> src/umpteen/repr/object.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | rc::Rc, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/umpteen/exec/env.rs:82:17 [INFO] [stdout] | [INFO] [stdout] 82 | Err(MemoryError::CannotIndex(name.to_string()))?; [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] 82 | Err::(MemoryError::CannotIndex(name.to_string()))?; [INFO] [stdout] | ++++++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/umpteen/exec/env.rs:82:17 [INFO] [stdout] | [INFO] [stdout] 82 | Err(MemoryError::CannotIndex(name.to_string()))?; [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] 82 | Err::(MemoryError::CannotIndex(name.to_string()))?; [INFO] [stdout] | ++++++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mutable` [INFO] [stdout] --> src/umpteen/exec/parse.rs:184:36 [INFO] [stdout] | [INFO] [stdout] 184 | fn declare_variable(&mut self, mutable: bool) -> Result { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mutable` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mutable` [INFO] [stdout] --> src/umpteen/exec/parse.rs:184:36 [INFO] [stdout] | [INFO] [stdout] 184 | fn declare_variable(&mut self, mutable: bool) -> Result { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mutable` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 2 warnings 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; 2 warnings 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 `umpteen` (lib test) due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `umpteen` (lib) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "39c1b0ffd9d6e13f7c299cbb6dad940dd14f64bc16af2a094ad488d528254edd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39c1b0ffd9d6e13f7c299cbb6dad940dd14f64bc16af2a094ad488d528254edd", kill_on_drop: false }` [INFO] [stdout] 39c1b0ffd9d6e13f7c299cbb6dad940dd14f64bc16af2a094ad488d528254edd