[INFO] cloning repository https://github.com/cursorweb/Europa-Lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cursorweb/Europa-Lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcursorweb%2FEuropa-Lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcursorweb%2FEuropa-Lang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 56f059c1d1627d4f008c928d494950f0a042d34c [INFO] checking cursorweb/Europa-Lang against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcursorweb%2FEuropa-Lang" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cursorweb/Europa-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/cursorweb/Europa-Lang [INFO] finished tweaking git repo https://github.com/cursorweb/Europa-Lang [INFO] tweaked toml for git repo https://github.com/cursorweb/Europa-Lang written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/cursorweb/Europa-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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded error-code v2.3.0 [INFO] [stderr] Downloaded str-buf v1.0.5 [INFO] [stderr] Downloaded utf8parse v0.2.0 [INFO] [stderr] Downloaded fd-lock v3.0.2 [INFO] [stderr] Downloaded clipboard-win v4.2.2 [INFO] [stderr] Downloaded rustyline v9.1.1 [INFO] [stderr] Downloaded windows_x86_64_msvc v0.28.0 [INFO] [stderr] Downloaded windows_aarch64_msvc v0.28.0 [INFO] [stderr] Downloaded windows_i686_gnu v0.28.0 [INFO] [stderr] Downloaded windows_i686_msvc v0.28.0 [INFO] [stderr] Downloaded windows_x86_64_gnu v0.28.0 [INFO] [stderr] Downloaded windows-sys v0.28.0 [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] 500d07969d28dd6ff6f99bb04b1a2a2fd8a13d69484858ed750e0c508e9029c1 [INFO] running `Command { std: "docker" "start" "-a" "500d07969d28dd6ff6f99bb04b1a2a2fd8a13d69484858ed750e0c508e9029c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "500d07969d28dd6ff6f99bb04b1a2a2fd8a13d69484858ed750e0c508e9029c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "500d07969d28dd6ff6f99bb04b1a2a2fd8a13d69484858ed750e0c508e9029c1", kill_on_drop: false }` [INFO] [stdout] 500d07969d28dd6ff6f99bb04b1a2a2fd8a13d69484858ed750e0c508e9029c1 [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] 38c26aa2f42fd1bc2c67dfc7ba4203bed3dd6ece47cdc6879cac3d01d7a2e589 [INFO] running `Command { std: "docker" "start" "-a" "38c26aa2f42fd1bc2c67dfc7ba4203bed3dd6ece47cdc6879cac3d01d7a2e589", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking smallvec v1.7.0 [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Checking unicode-segmentation v1.8.0 [INFO] [stderr] Checking utf8parse v0.2.0 [INFO] [stderr] Checking maplit v1.0.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking fd-lock v3.0.2 [INFO] [stderr] Checking nix v0.23.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking rustyline v9.1.1 [INFO] [stderr] Checking europa-lang v0.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.80s [INFO] running `Command { std: "docker" "inspect" "38c26aa2f42fd1bc2c67dfc7ba4203bed3dd6ece47cdc6879cac3d01d7a2e589", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38c26aa2f42fd1bc2c67dfc7ba4203bed3dd6ece47cdc6879cac3d01d7a2e589", kill_on_drop: false }` [INFO] [stdout] 38c26aa2f42fd1bc2c67dfc7ba4203bed3dd6ece47cdc6879cac3d01d7a2e589 [INFO] checking cursorweb/Europa-Lang against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcursorweb%2FEuropa-Lang" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/cursorweb/Europa-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/cursorweb/Europa-Lang [INFO] finished tweaking git repo https://github.com/cursorweb/Europa-Lang [INFO] tweaked toml for git repo https://github.com/cursorweb/Europa-Lang written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/cursorweb/Europa-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-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] c9c4bc95895900ad0d7ac1517b945bc2e0d950575370845330e02cfdbd090369 [INFO] running `Command { std: "docker" "start" "-a" "c9c4bc95895900ad0d7ac1517b945bc2e0d950575370845330e02cfdbd090369", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c9c4bc95895900ad0d7ac1517b945bc2e0d950575370845330e02cfdbd090369", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9c4bc95895900ad0d7ac1517b945bc2e0d950575370845330e02cfdbd090369", kill_on_drop: false }` [INFO] [stdout] c9c4bc95895900ad0d7ac1517b945bc2e0d950575370845330e02cfdbd090369 [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] 3156b27a29f8c3fe53c92bda958da8f7ec599c76bc5ae86103098d84bebbfe96 [INFO] running `Command { std: "docker" "start" "-a" "3156b27a29f8c3fe53c92bda958da8f7ec599c76bc5ae86103098d84bebbfe96", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking smallvec v1.7.0 [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Checking utf8parse v0.2.0 [INFO] [stderr] Checking unicode-segmentation v1.8.0 [INFO] [stderr] Checking maplit v1.0.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking nix v0.23.1 [INFO] [stderr] Checking fd-lock v3.0.2 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking rustyline v9.1.1 [INFO] [stderr] Checking europa-lang v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/environment.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | panic!(); [INFO] [stdout] | ^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/environment.rs:46:13 [INFO] [stdout] | [INFO] [stdout] 46 | panic!(); [INFO] [stdout] | ^^^^^^^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info) [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 `europa-lang` (bin "europa-lang") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `europa-lang` (bin "europa-lang" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "3156b27a29f8c3fe53c92bda958da8f7ec599c76bc5ae86103098d84bebbfe96", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3156b27a29f8c3fe53c92bda958da8f7ec599c76bc5ae86103098d84bebbfe96", kill_on_drop: false }` [INFO] [stdout] 3156b27a29f8c3fe53c92bda958da8f7ec599c76bc5ae86103098d84bebbfe96