[INFO] cloning repository https://github.com/modulated/sin-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/modulated/sin-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmodulated%2Fsin-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmodulated%2Fsin-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bcbc68a753ed19bf83b9e7b11baabcf89cc9f974
[INFO] checking modulated/sin-rs against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmodulated%2Fsin-rs" "/workspace/builds/worker-103/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-103/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/modulated/sin-rs on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/modulated/sin-rs
[INFO] finished tweaking git repo https://github.com/modulated/sin-rs
[INFO] tweaked toml for git repo https://github.com/modulated/sin-rs written to /workspace/builds/worker-103/source/Cargo.toml
[INFO] crate git repo https://github.com/modulated/sin-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3ddfbedc06b61c2f759d0a37ab2af303508d4aca6c0adba2a820ebd93896505
[INFO] running `Command { std: "docker" "start" "-a" "d3ddfbedc06b61c2f759d0a37ab2af303508d4aca6c0adba2a820ebd93896505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3ddfbedc06b61c2f759d0a37ab2af303508d4aca6c0adba2a820ebd93896505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3ddfbedc06b61c2f759d0a37ab2af303508d4aca6c0adba2a820ebd93896505", kill_on_drop: false }`
[INFO] [stdout] d3ddfbedc06b61c2f759d0a37ab2af303508d4aca6c0adba2a820ebd93896505
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-103/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b11840c7f3bfa53577865253f300aa228a34807e392bf52a3b74135cc2c70d9
[INFO] running `Command { std: "docker" "start" "-a" "2b11840c7f3bfa53577865253f300aa228a34807e392bf52a3b74135cc2c70d9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking sin-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking sinc v0.1.0 (/opt/rustwide/workdir/sinc)
[INFO] [stderr]     Checking sinvm v0.1.0 (/opt/rustwide/workdir/sinvm)
[INFO] [stdout] warning: unused import: `Token`
[INFO] [stdout]  --> sinc/src/compiler.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sin_rs::{Byte, Token};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Token`
[INFO] [stdout]  --> sinc/src/compiler.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use sin_rs::{Byte, Token};
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> sinc/src/main.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 |     compiler::compile(["end"]);
[INFO] [stdout]   |                       ^^^^^^^
[INFO] [stdout]   |                       |
[INFO] [stdout]   |                       expected `&[&str]`, found array `[&str; 1]`
[INFO] [stdout]   |                       help: consider borrowing here: `&["end"]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: struct `VM` is private
[INFO] [stdout]  --> sinvm/src/main.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | use vm::VM;
[INFO] [stdout]   |         ^^ private struct
[INFO] [stdout]   |
[INFO] [stdout] note: the struct `VM` is defined here
[INFO] [stdout]  --> sinvm/src/vm.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct VM<T> {
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: struct `VM` is private
[INFO] [stdout]  --> sinvm/src/main.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | use vm::VM;
[INFO] [stdout]   |         ^^ private struct
[INFO] [stdout]   |
[INFO] [stdout] note: the struct `VM` is defined here
[INFO] [stdout]  --> sinvm/src/vm.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct VM<T> {
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]  --> sinc/src/main.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 |     compiler::compile(["end"]);
[INFO] [stdout]   |                       ^^^^^^^
[INFO] [stdout]   |                       |
[INFO] [stdout]   |                       expected `&[&str]`, found array `[&str; 1]`
[INFO] [stdout]   |                       help: consider borrowing here: `&["end"]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sinc` due to 2 previous errors; 1 warning emitted
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0603`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0603`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2b11840c7f3bfa53577865253f300aa228a34807e392bf52a3b74135cc2c70d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b11840c7f3bfa53577865253f300aa228a34807e392bf52a3b74135cc2c70d9", kill_on_drop: false }`
[INFO] [stdout] 2b11840c7f3bfa53577865253f300aa228a34807e392bf52a3b74135cc2c70d9