[INFO] fetching crate clover 0.1.3... [INFO] checking clover-0.1.3 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate clover 0.1.3 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate clover 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 clover 0.1.3 [INFO] finished tweaking crates.io crate clover 0.1.3 [INFO] tweaked toml for crates.io crate clover 0.1.3 written to /workspace/builds/worker-3-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 2 packages [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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 6da0d592eb71dd7cf11cfec4134977cb18051f26fc5c580ae96cb309fc9284af [INFO] running `Command { std: "docker" "start" "-a" "6da0d592eb71dd7cf11cfec4134977cb18051f26fc5c580ae96cb309fc9284af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6da0d592eb71dd7cf11cfec4134977cb18051f26fc5c580ae96cb309fc9284af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6da0d592eb71dd7cf11cfec4134977cb18051f26fc5c580ae96cb309fc9284af", kill_on_drop: false }` [INFO] [stdout] 6da0d592eb71dd7cf11cfec4134977cb18051f26fc5c580ae96cb309fc9284af [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c156e69716977d1ab7dcd3c9655b5d25059b1b0e4385e2a72b37bebd0199c00e [INFO] running `Command { std: "docker" "start" "-a" "c156e69716977d1ab7dcd3c9655b5d25059b1b0e4385e2a72b37bebd0199c00e", kill_on_drop: false }` [INFO] [stderr] Checking clover v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `token` is never read [INFO] [stdout] --> src/intermediate/ast.rs:189:9 [INFO] [stdout] | [INFO] [stdout] 188 | pub struct ForStatement { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 189 | pub token: Token, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ForStatement` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `token` is never read [INFO] [stdout] --> src/intermediate/ast.rs:189:9 [INFO] [stdout] | [INFO] [stdout] 188 | pub struct ForStatement { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 189 | pub token: Token, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ForStatement` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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 0.27s [INFO] running `Command { std: "docker" "inspect" "c156e69716977d1ab7dcd3c9655b5d25059b1b0e4385e2a72b37bebd0199c00e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c156e69716977d1ab7dcd3c9655b5d25059b1b0e4385e2a72b37bebd0199c00e", kill_on_drop: false }` [INFO] [stdout] c156e69716977d1ab7dcd3c9655b5d25059b1b0e4385e2a72b37bebd0199c00e [INFO] checking clover-0.1.3 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate clover 0.1.3 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate clover 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 clover 0.1.3 [INFO] finished tweaking crates.io crate clover 0.1.3 [INFO] tweaked toml for crates.io crate clover 0.1.3 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" "+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] 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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e1f77fe72f7cbe6930d81a5b7b1664fe40ef486126711075f7b8a4aad5c641a9 [INFO] running `Command { std: "docker" "start" "-a" "e1f77fe72f7cbe6930d81a5b7b1664fe40ef486126711075f7b8a4aad5c641a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e1f77fe72f7cbe6930d81a5b7b1664fe40ef486126711075f7b8a4aad5c641a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1f77fe72f7cbe6930d81a5b7b1664fe40ef486126711075f7b8a4aad5c641a9", kill_on_drop: false }` [INFO] [stdout] e1f77fe72f7cbe6930d81a5b7b1664fe40ef486126711075f7b8a4aad5c641a9 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 73d1f4155dca5c21cbda0d23284a9634b7d27a9924690d24c3554a85e5c978af [INFO] running `Command { std: "docker" "start" "-a" "73d1f4155dca5c21cbda0d23284a9634b7d27a9924690d24c3554a85e5c978af", kill_on_drop: false }` [INFO] [stderr] Checking clover v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/runtime/operation.rs:292:17 [INFO] [stdout] | [INFO] [stdout] 292 | / if operand == OPERATION_EQUAL { [INFO] [stdout] 293 | | self.push(Object::Boolean(right.is_null())); [INFO] [stdout] 294 | | return Ok(()); [INFO] [stdout] 295 | | } else { [INFO] [stdout] 296 | | return Err(RuntimeError::new("null can not do this kind of operation", self.last_position())); [INFO] [stdout] 297 | | }; [INFO] [stdout] | |_________________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/runtime/operation.rs:292:17 [INFO] [stdout] | [INFO] [stdout] 292 | / if operand == OPERATION_EQUAL { [INFO] [stdout] 293 | | self.push(Object::Boolean(right.is_null())); [INFO] [stdout] 294 | | return Ok(()); [INFO] [stdout] 295 | | } else { [INFO] [stdout] 296 | | return Err(RuntimeError::new("null can not do this kind of operation", self.last_position())); [INFO] [stdout] 297 | | }; [INFO] [stdout] | |_________________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [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] [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 `clover` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `clover` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "73d1f4155dca5c21cbda0d23284a9634b7d27a9924690d24c3554a85e5c978af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "73d1f4155dca5c21cbda0d23284a9634b7d27a9924690d24c3554a85e5c978af", kill_on_drop: false }` [INFO] [stdout] 73d1f4155dca5c21cbda0d23284a9634b7d27a9924690d24c3554a85e5c978af