[INFO] cloning repository https://github.com/tkclimb/hack-vm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tkclimb/hack-vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkclimb%2Fhack-vm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkclimb%2Fhack-vm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4dcae3a039edecac1d4ecae28e3a794422700c00 [INFO] checking tkclimb/hack-vm against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkclimb%2Fhack-vm" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tkclimb/hack-vm on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tkclimb/hack-vm [INFO] finished tweaking git repo https://github.com/tkclimb/hack-vm [INFO] tweaked toml for git repo https://github.com/tkclimb/hack-vm written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/tkclimb/hack-vm already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 644ba5c67dfffa3db982e41e0f944c37a5f7ff38cd7b635744121b5e086e3ab3 [INFO] running `Command { std: "docker" "start" "-a" "644ba5c67dfffa3db982e41e0f944c37a5f7ff38cd7b635744121b5e086e3ab3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "644ba5c67dfffa3db982e41e0f944c37a5f7ff38cd7b635744121b5e086e3ab3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "644ba5c67dfffa3db982e41e0f944c37a5f7ff38cd7b635744121b5e086e3ab3", kill_on_drop: false }` [INFO] [stdout] 644ba5c67dfffa3db982e41e0f944c37a5f7ff38cd7b635744121b5e086e3ab3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e3615b62f8b1bea19b19a57fb334e3d4232052543124ef0b07876daecd6228c2 [INFO] running `Command { std: "docker" "start" "-a" "e3615b62f8b1bea19b19a57fb334e3d4232052543124ef0b07876daecd6228c2", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking hack-vm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `File` [INFO] [stdout] --> src/codegen.rs:39:20 [INFO] [stdout] | [INFO] [stdout] 39 | let out_file = File::create(file_name)?; [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 1 | use crate::File; [INFO] [stdout] | [INFO] [stdout] 1 | use std::fs::File; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/scanner.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BufReader` [INFO] [stdout] --> src/scanner.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{BufRead, BufReader}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TokenKind::*` [INFO] [stdout] --> src/token.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | use TokenKind::*; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BufRead` [INFO] [stdout] --> src/main.rs:9:15 [INFO] [stdout] | [INFO] [stdout] 9 | use std::io::{BufRead, BufReader}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `File` [INFO] [stdout] --> src/codegen.rs:39:20 [INFO] [stdout] | [INFO] [stdout] 39 | let out_file = File::create(file_name)?; [INFO] [stdout] | ^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing one of these items [INFO] [stdout] | [INFO] [stdout] 1 | use crate::File; [INFO] [stdout] | [INFO] [stdout] 1 | use std::fs::File; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/scanner.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BufReader` [INFO] [stdout] --> src/scanner.rs:3:24 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{BufRead, BufReader}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TokenKind::*` [INFO] [stdout] --> src/token.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | use TokenKind::*; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BufRead` [INFO] [stdout] --> src/main.rs:9:15 [INFO] [stdout] | [INFO] [stdout] 9 | use std::io::{BufRead, BufReader}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a method that returns `Result` or `Option` (or another type that implements `FromResidual`) [INFO] [stdout] --> src/codegen.rs:39:43 [INFO] [stdout] | [INFO] [stdout] 37 | / pub fn save(&mut self, file_name: &str) { [INFO] [stdout] 38 | | let file_name = String::from(file_name) + file_name; [INFO] [stdout] 39 | | let out_file = File::create(file_name)?; [INFO] [stdout] | | ^ cannot use the `?` operator in a method that returns `()` [INFO] [stdout] 40 | | let mut writer = BufWriter::new(out_file); [INFO] [stdout] ... | [INFO] [stdout] 44 | | writer.flush()?; [INFO] [stdout] 45 | | } [INFO] [stdout] | |___- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual<_>` is not implemented for `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a method that returns `Result` or `Option` (or another type that implements `FromResidual`) [INFO] [stdout] --> src/codegen.rs:39:43 [INFO] [stdout] | [INFO] [stdout] 37 | / pub fn save(&mut self, file_name: &str) { [INFO] [stdout] 38 | | let file_name = String::from(file_name) + file_name; [INFO] [stdout] 39 | | let out_file = File::create(file_name)?; [INFO] [stdout] | | ^ cannot use the `?` operator in a method that returns `()` [INFO] [stdout] 40 | | let mut writer = BufWriter::new(out_file); [INFO] [stdout] ... | [INFO] [stdout] 44 | | writer.flush()?; [INFO] [stdout] 45 | | } [INFO] [stdout] | |___- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual<_>` is not implemented for `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a method that returns `Result` or `Option` (or another type that implements `FromResidual`) [INFO] [stdout] --> src/codegen.rs:42:40 [INFO] [stdout] | [INFO] [stdout] 37 | / pub fn save(&mut self, file_name: &str) { [INFO] [stdout] 38 | | let file_name = String::from(file_name) + file_name; [INFO] [stdout] 39 | | let out_file = File::create(file_name)?; [INFO] [stdout] 40 | | let mut writer = BufWriter::new(out_file); [INFO] [stdout] 41 | | for line in self.asm_list { [INFO] [stdout] 42 | | writer.write_all(line.as_bytes())?; [INFO] [stdout] | | ^ cannot use the `?` operator in a method that returns `()` [INFO] [stdout] 43 | | } [INFO] [stdout] 44 | | writer.flush()?; [INFO] [stdout] 45 | | } [INFO] [stdout] | |___- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual>` is not implemented for `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a method that returns `Result` or `Option` (or another type that implements `FromResidual`) [INFO] [stdout] --> src/codegen.rs:44:19 [INFO] [stdout] | [INFO] [stdout] 37 | / pub fn save(&mut self, file_name: &str) { [INFO] [stdout] 38 | | let file_name = String::from(file_name) + file_name; [INFO] [stdout] 39 | | let out_file = File::create(file_name)?; [INFO] [stdout] 40 | | let mut writer = BufWriter::new(out_file); [INFO] [stdout] ... | [INFO] [stdout] 44 | | writer.flush()?; [INFO] [stdout] | | ^ cannot use the `?` operator in a method that returns `()` [INFO] [stdout] 45 | | } [INFO] [stdout] | |___- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual>` is not implemented for `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a method that returns `Result` or `Option` (or another type that implements `FromResidual`) [INFO] [stdout] --> src/codegen.rs:42:40 [INFO] [stdout] | [INFO] [stdout] 37 | / pub fn save(&mut self, file_name: &str) { [INFO] [stdout] 38 | | let file_name = String::from(file_name) + file_name; [INFO] [stdout] 39 | | let out_file = File::create(file_name)?; [INFO] [stdout] 40 | | let mut writer = BufWriter::new(out_file); [INFO] [stdout] 41 | | for line in self.asm_list { [INFO] [stdout] 42 | | writer.write_all(line.as_bytes())?; [INFO] [stdout] | | ^ cannot use the `?` operator in a method that returns `()` [INFO] [stdout] 43 | | } [INFO] [stdout] 44 | | writer.flush()?; [INFO] [stdout] 45 | | } [INFO] [stdout] | |___- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual>` is not implemented for `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a method that returns `Result` or `Option` (or another type that implements `FromResidual`) [INFO] [stdout] --> src/codegen.rs:44:19 [INFO] [stdout] | [INFO] [stdout] 37 | / pub fn save(&mut self, file_name: &str) { [INFO] [stdout] 38 | | let file_name = String::from(file_name) + file_name; [INFO] [stdout] 39 | | let out_file = File::create(file_name)?; [INFO] [stdout] 40 | | let mut writer = BufWriter::new(out_file); [INFO] [stdout] ... | [INFO] [stdout] 44 | | writer.flush()?; [INFO] [stdout] | | ^ cannot use the `?` operator in a method that returns `()` [INFO] [stdout] 45 | | } [INFO] [stdout] | |___- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual>` is not implemented for `()` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0433. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `hack-vm` due to 5 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 4 previous errors; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0433. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "e3615b62f8b1bea19b19a57fb334e3d4232052543124ef0b07876daecd6228c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e3615b62f8b1bea19b19a57fb334e3d4232052543124ef0b07876daecd6228c2", kill_on_drop: false }` [INFO] [stdout] e3615b62f8b1bea19b19a57fb334e3d4232052543124ef0b07876daecd6228c2