[INFO] cloning repository https://github.com/kevinjoseph1995/lox-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kevinjoseph1995/lox-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevinjoseph1995%2Flox-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevinjoseph1995%2Flox-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f457350357246a65f527f638e2c1c903b6af564f
[INFO] checking kevinjoseph1995/lox-rust against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevinjoseph1995%2Flox-rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kevinjoseph1995/lox-rust 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/kevinjoseph1995/lox-rust
[INFO] finished tweaking git repo https://github.com/kevinjoseph1995/lox-rust
[INFO] tweaked toml for git repo https://github.com/kevinjoseph1995/lox-rust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/kevinjoseph1995/lox-rust 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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b759f2190ca9553337de65192040fc26d4f9c1715bfa7054b60953a585675303
[INFO] running `Command { std: "docker" "start" "-a" "b759f2190ca9553337de65192040fc26d4f9c1715bfa7054b60953a585675303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b759f2190ca9553337de65192040fc26d4f9c1715bfa7054b60953a585675303", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b759f2190ca9553337de65192040fc26d4f9c1715bfa7054b60953a585675303", kill_on_drop: false }`
[INFO] [stdout] b759f2190ca9553337de65192040fc26d4f9c1715bfa7054b60953a585675303
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a46ff88392c8b720b8dd3ffab1e063ecbf6c0c041d746fbc5d81e12efa80db2f
[INFO] running `Command { std: "docker" "start" "-a" "a46ff88392c8b720b8dd3ffab1e063ecbf6c0c041d746fbc5d81e12efa80db2f", kill_on_drop: false }`
[INFO] [stderr]     Checking lox_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "a46ff88392c8b720b8dd3ffab1e063ecbf6c0c041d746fbc5d81e12efa80db2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a46ff88392c8b720b8dd3ffab1e063ecbf6c0c041d746fbc5d81e12efa80db2f", kill_on_drop: false }`
[INFO] [stdout] a46ff88392c8b720b8dd3ffab1e063ecbf6c0c041d746fbc5d81e12efa80db2f
[INFO] checking kevinjoseph1995/lox-rust against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkevinjoseph1995%2Flox-rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kevinjoseph1995/lox-rust 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/kevinjoseph1995/lox-rust
[INFO] finished tweaking git repo https://github.com/kevinjoseph1995/lox-rust
[INFO] tweaked toml for git repo https://github.com/kevinjoseph1995/lox-rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kevinjoseph1995/lox-rust 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2ac7f246bc7b59ef022010ef1634bf9622a3f24a98fe36da4e81a43a8e9947a1
[INFO] running `Command { std: "docker" "start" "-a" "2ac7f246bc7b59ef022010ef1634bf9622a3f24a98fe36da4e81a43a8e9947a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ac7f246bc7b59ef022010ef1634bf9622a3f24a98fe36da4e81a43a8e9947a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ac7f246bc7b59ef022010ef1634bf9622a3f24a98fe36da4e81a43a8e9947a1", kill_on_drop: false }`
[INFO] [stdout] 2ac7f246bc7b59ef022010ef1634bf9622a3f24a98fe36da4e81a43a8e9947a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3b24787c52e925c0a9f0224632398b3f50fa3ef61a2ec591bad1dd520c15c251
[INFO] running `Command { std: "docker" "start" "-a" "3b24787c52e925c0a9f0224632398b3f50fa3ef61a2ec591bad1dd520c15c251", kill_on_drop: false }`
[INFO] [stderr]     Checking lox_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/parser.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 | /         match self.tokens[self.index].token_type {
[INFO] [stdout] 224 | |             TokenType::Print => {
[INFO] [stdout] 225 | |                 // printStmt -> "print" expression ";"
[INFO] [stdout] 226 | |                 self.index += 1;
[INFO] [stdout] ...   |
[INFO] [stdout] 402 | |             }
[INFO] [stdout] 403 | |         };
[INFO] [stdout]     | |_________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/parser.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 | /         match self.tokens[self.index].token_type {
[INFO] [stdout] 224 | |             TokenType::Print => {
[INFO] [stdout] 225 | |                 // printStmt -> "print" expression ";"
[INFO] [stdout] 226 | |                 self.index += 1;
[INFO] [stdout] ...   |
[INFO] [stdout] 402 | |             }
[INFO] [stdout] 403 | |         };
[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 `lox_rust` (bin "lox_rust") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `lox_rust` (bin "lox_rust" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "3b24787c52e925c0a9f0224632398b3f50fa3ef61a2ec591bad1dd520c15c251", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b24787c52e925c0a9f0224632398b3f50fa3ef61a2ec591bad1dd520c15c251", kill_on_drop: false }`
[INFO] [stdout] 3b24787c52e925c0a9f0224632398b3f50fa3ef61a2ec591bad1dd520c15c251