[INFO] cloning repository https://github.com/Nyrox/experimental-lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Nyrox/experimental-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNyrox%2Fexperimental-lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNyrox%2Fexperimental-lang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] edfc064a438e424bca19f37633b1599562c7cf23 [INFO] testing Nyrox/experimental-lang against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNyrox%2Fexperimental-lang" "/workspace/builds/worker-55/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-55/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Nyrox/experimental-lang on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Nyrox/experimental-lang [INFO] finished tweaking git repo https://github.com/Nyrox/experimental-lang [INFO] tweaked toml for git repo https://github.com/Nyrox/experimental-lang written to /workspace/builds/worker-55/source/Cargo.toml [INFO] crate git repo https://github.com/Nyrox/experimental-lang already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8fff77a9a592b5a60a93646fe5ef02f4bd9249db67f177c1b0a432868e2f732c [INFO] running `Command { std: "docker" "start" "-a" "8fff77a9a592b5a60a93646fe5ef02f4bd9249db67f177c1b0a432868e2f732c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8fff77a9a592b5a60a93646fe5ef02f4bd9249db67f177c1b0a432868e2f732c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8fff77a9a592b5a60a93646fe5ef02f4bd9249db67f177c1b0a432868e2f732c", kill_on_drop: false }` [INFO] [stdout] 8fff77a9a592b5a60a93646fe5ef02f4bd9249db67f177c1b0a432868e2f732c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d095d512234a4302277376dc2674dc3546823592ddbc64f15d11ae7a31baeae5 [INFO] running `Command { std: "docker" "start" "-a" "d095d512234a4302277376dc2674dc3546823592ddbc64f15d11ae7a31baeae5", kill_on_drop: false }` [INFO] [stderr] Compiling experimental-lang v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0437]: type `Ok` is not a member of trait `Try` [INFO] [stdout] --> src/typecheck/judgement.rs:188:5 [INFO] [stdout] | [INFO] [stdout] 188 | type Ok = (T, Vec); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not a member of trait `Try` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0437]: type `Error` is not a member of trait `Try` [INFO] [stdout] --> src/typecheck/judgement.rs:189:5 [INFO] [stdout] | [INFO] [stdout] 189 | type Error = TypeCheckingError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not a member of trait `Try` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0407]: method `into_result` is not a member of trait `Try` [INFO] [stdout] --> src/typecheck/judgement.rs:191:5 [INFO] [stdout] | [INFO] [stdout] 191 | / fn into_result(self) -> Result { [INFO] [stdout] 192 | | match self { [INFO] [stdout] 193 | | TypeJudgement::Typed { inner, constraints } => Ok((inner, constraints)), [INFO] [stdout] 194 | | TypeJudgement::Error(e) => Err(e), [INFO] [stdout] 195 | | } [INFO] [stdout] 196 | | } [INFO] [stdout] | |_____^ not a member of trait `Try` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0407]: method `from_ok` is not a member of trait `Try` [INFO] [stdout] --> src/typecheck/judgement.rs:198:5 [INFO] [stdout] | [INFO] [stdout] 198 | / fn from_ok((inner, constraints): Self::Ok) -> Self { [INFO] [stdout] 199 | | TypeJudgement::Typed { inner, constraints } [INFO] [stdout] 200 | | } [INFO] [stdout] | |_____^ not a member of trait `Try` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0407]: method `from_error` is not a member of trait `Try` [INFO] [stdout] --> src/typecheck/judgement.rs:202:5 [INFO] [stdout] | [INFO] [stdout] 202 | / fn from_error(err: TypeCheckingError) -> Self { [INFO] [stdout] 203 | | TypeJudgement::Error(err) [INFO] [stdout] 204 | | } [INFO] [stdout] | |_____^ not a member of trait `Try` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/main.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(box_syntax)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/main.rs:2:1 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(let_chains)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/main.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #![feature(iterator_fold_self)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/main.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | #![feature(try_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `let_chains` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(let_chains)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #53667 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Position`, `Span` [INFO] [stdout] --> src/parser/recdec.rs:1:13 [INFO] [stdout] | [INFO] [stdout] 1 | use super::{Position, Span, Spanned, Token}; [INFO] [stdout] | ^^^^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `untyped::TypeDeclaration` [INFO] [stdout] --> src/typecheck/mod.rs:795:9 [INFO] [stdout] | [INFO] [stdout] 795 | use untyped::TypeDeclaration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> src/typecheck/judgement.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::ops::Try; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #84277 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2' [INFO] [stdout] --> src/typecheck/judgement.rs:187:9 [INFO] [stdout] | [INFO] [stdout] 187 | impl Try for TypeJudgement { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: see issue #84277 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0220]: associated type `Ok` not found for `Self` [INFO] [stdout] --> src/typecheck/judgement.rs:191:42 [INFO] [stdout] | [INFO] [stdout] 191 | fn into_result(self) -> Result { [INFO] [stdout] | ^^ associated type `Ok` not found [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0220]: associated type `Ok` not found for `Self` [INFO] [stdout] --> src/typecheck/judgement.rs:198:44 [INFO] [stdout] | [INFO] [stdout] 198 | fn from_ok((inner, constraints): Self::Ok) -> Self { [INFO] [stdout] | ^^ associated type `Ok` not found [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 13 previous errors; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0220, E0407, E0437, E0554, E0658. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0220`. [INFO] [stdout] [INFO] [stderr] error: could not compile `experimental-lang` due to 14 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "d095d512234a4302277376dc2674dc3546823592ddbc64f15d11ae7a31baeae5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d095d512234a4302277376dc2674dc3546823592ddbc64f15d11ae7a31baeae5", kill_on_drop: false }` [INFO] [stdout] d095d512234a4302277376dc2674dc3546823592ddbc64f15d11ae7a31baeae5