[INFO] cloning repository https://github.com/storyfeet/dice_lang [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/storyfeet/dice_lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstoryfeet%2Fdice_lang", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstoryfeet%2Fdice_lang'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9b146726d8bff2d699bb75fe645d7e2d53bcad3d [INFO] checking storyfeet/dice_lang against try#901e6d56697c79b2e80df6a487b2318ec6f57ee3 for pr-142287 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstoryfeet%2Fdice_lang" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/storyfeet/dice_lang on toolchain 901e6d56697c79b2e80df6a487b2318ec6f57ee3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/storyfeet/dice_lang [INFO] finished tweaking git repo https://github.com/storyfeet/dice_lang [INFO] tweaked toml for git repo https://github.com/storyfeet/dice_lang written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/storyfeet/dice_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" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] checking storyfeet/dice_lang against try#901e6d56697c79b2e80df6a487b2318ec6f57ee3 for pr-142287 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstoryfeet%2Fdice_lang" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/storyfeet/dice_lang on toolchain 901e6d56697c79b2e80df6a487b2318ec6f57ee3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/storyfeet/dice_lang [INFO] finished tweaking git repo https://github.com/storyfeet/dice_lang [INFO] tweaked toml for git repo https://github.com/storyfeet/dice_lang written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/storyfeet/dice_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" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded err_tools v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 64e8e59ac609d2643162c5413b13fb848d57608a50b6aab9396dc02badb3b9e4 [INFO] running `Command { std: "docker" "start" "-a" "64e8e59ac609d2643162c5413b13fb848d57608a50b6aab9396dc02badb3b9e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "64e8e59ac609d2643162c5413b13fb848d57608a50b6aab9396dc02badb3b9e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64e8e59ac609d2643162c5413b13fb848d57608a50b6aab9396dc02badb3b9e4", kill_on_drop: false }` [INFO] [stdout] 64e8e59ac609d2643162c5413b13fb848d57608a50b6aab9396dc02badb3b9e4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+901e6d56697c79b2e80df6a487b2318ec6f57ee3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e20dcc5d719c6e6fc15e2cda61d8470ce387d582060398b7fbff112b9bd3d7ce [INFO] running `Command { std: "docker" "start" "-a" "e20dcc5d719c6e6fc15e2cda61d8470ce387d582060398b7fbff112b9bd3d7ce", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling libc v0.2.121 [INFO] [stderr] Compiling syn v1.0.89 [INFO] [stderr] Compiling anyhow v1.0.56 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Compiling quote v1.0.16 [INFO] [stderr] Checking getrandom v0.2.5 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking err_tools v0.1.1 [INFO] [stderr] Checking dice_lang v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0599]: no method named `is_none` found for enum `Result` in the current scope [INFO] [stdout] --> src/tokenizer.rs:285:27 [INFO] [stdout] | [INFO] [stdout] 285 | assert!(tk.next().is_none()); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the method `is_none` exists on the type `Option>` [INFO] [stdout] --> /rustc/901e6d56697c79b2e80df6a487b2318ec6f57ee3/library/core/src/option.rs:674:5 [INFO] [stdout] help: consider using `Result::expect` to unwrap the `Option>` value, panicking if the value is a `Result::Err` [INFO] [stdout] | [INFO] [stdout] 285 | assert!(tk.next().expect("REASON").is_none()); [INFO] [stdout] | +++++++++++++++++ [INFO] [stdout] help: there is a method `is_ok` with a similar name [INFO] [stdout] | [INFO] [stdout] 285 - assert!(tk.next().is_none()); [INFO] [stdout] 285 + assert!(tk.next().is_ok()); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/parser.rs:54:22 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn peek_type(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^^ --------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 54 | pub fn peek_type(&mut self) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0599`. [INFO] [stdout] [INFO] [stderr] error: could not compile `dice_lang` (bin "dice_lang" test) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "e20dcc5d719c6e6fc15e2cda61d8470ce387d582060398b7fbff112b9bd3d7ce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e20dcc5d719c6e6fc15e2cda61d8470ce387d582060398b7fbff112b9bd3d7ce", kill_on_drop: false }` [INFO] [stdout] e20dcc5d719c6e6fc15e2cda61d8470ce387d582060398b7fbff112b9bd3d7ce