[INFO] cloning repository https://github.com/alehander92/lang-sheep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alehander92/lang-sheep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falehander92%2Flang-sheep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falehander92%2Flang-sheep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a20a32588f588acfcdfda8a39cb4dcf5f04bc73e
[INFO] testing alehander92/lang-sheep against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falehander92%2Flang-sheep" "/workspace/builds/worker-91/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-91/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alehander92/lang-sheep on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alehander92/lang-sheep
[INFO] finished tweaking git repo https://github.com/alehander92/lang-sheep
[INFO] tweaked toml for git repo https://github.com/alehander92/lang-sheep written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] crate git repo https://github.com/alehander92/lang-sheep already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e87fcca7ebc4c4046caecf8f7692f12ea1d870ee6d5a974bc97803b89395ac7c
[INFO] running `Command { std: "docker" "start" "-a" "e87fcca7ebc4c4046caecf8f7692f12ea1d870ee6d5a974bc97803b89395ac7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e87fcca7ebc4c4046caecf8f7692f12ea1d870ee6d5a974bc97803b89395ac7c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e87fcca7ebc4c4046caecf8f7692f12ea1d870ee6d5a974bc97803b89395ac7c", kill_on_drop: false }`
[INFO] [stdout] e87fcca7ebc4c4046caecf8f7692f12ea1d870ee6d5a974bc97803b89395ac7c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e59d697468ea5e021ea93c6206682fe8ff0cda8b9c9ab6c9cda0b656d9c56cb8
[INFO] running `Command { std: "docker" "start" "-a" "e59d697468ea5e021ea93c6206682fe8ff0cda8b9c9ab6c9cda0b656d9c56cb8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling lang-sheep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::env::Env`
[INFO] [stdout]  --> src/asm_generator.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::env::Env;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types::Type`
[INFO] [stdout]  --> src/asm_generator.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::types::Type;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/typechecker.rs:13:60
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn check_call(typed_function: Node, typed_args: Vec<Node>, env: Env<Type>) -> Result<Type, LangSheepError> {
[INFO] [stdout]    |                                                            ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/asm_generator.rs:51:39
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn generate_asm(typed_node: Node, path: String) -> Result<(), LangSheepError> {
[INFO] [stdout]    |                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Int`
[INFO] [stdout]   --> src/ast.rs:11:2
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Int(i64),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `NodeFields` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/ast.rs:9:10
[INFO] [stdout]    |
[INFO] [stdout] 9  | #[derive(Debug, Clone)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.20s
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e59d697468ea5e021ea93c6206682fe8ff0cda8b9c9ab6c9cda0b656d9c56cb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e59d697468ea5e021ea93c6206682fe8ff0cda8b9c9ab6c9cda0b656d9c56cb8", kill_on_drop: false }`
[INFO] [stdout] e59d697468ea5e021ea93c6206682fe8ff0cda8b9c9ab6c9cda0b656d9c56cb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 369b73ea28896be9deaf0e61bd8f7effe7e21a81f5d80e808cb42d7b07d08239
[INFO] running `Command { std: "docker" "start" "-a" "369b73ea28896be9deaf0e61bd8f7effe7e21a81f5d80e808cb42d7b07d08239", kill_on_drop: false }`
[INFO] [stderr]    Compiling lang-sheep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::env::Env`
[INFO] [stdout]  --> src/asm_generator.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::env::Env;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types::Type`
[INFO] [stdout]  --> src/asm_generator.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::types::Type;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `env`
[INFO] [stdout]   --> src/typechecker.rs:13:60
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn check_call(typed_function: Node, typed_args: Vec<Node>, env: Env<Type>) -> Result<Type, LangSheepError> {
[INFO] [stdout]    |                                                            ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/asm_generator.rs:51:39
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub fn generate_asm(typed_node: Node, path: String) -> Result<(), LangSheepError> {
[INFO] [stdout]    |                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Int`
[INFO] [stdout]   --> src/ast.rs:11:2
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Int(i64),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `NodeFields` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/ast.rs:9:10
[INFO] [stdout]    |
[INFO] [stdout] 9  | #[derive(Debug, Clone)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "369b73ea28896be9deaf0e61bd8f7effe7e21a81f5d80e808cb42d7b07d08239", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "369b73ea28896be9deaf0e61bd8f7effe7e21a81f5d80e808cb42d7b07d08239", kill_on_drop: false }`
[INFO] [stdout] 369b73ea28896be9deaf0e61bd8f7effe7e21a81f5d80e808cb42d7b07d08239
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 30e4a28c12035ef4f6b677b7201417230fdb68bc0e1117f839716dfc78519d31
[INFO] running `Command { std: "docker" "start" "-a" "30e4a28c12035ef4f6b677b7201417230fdb68bc0e1117f839716dfc78519d31", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `crate::env::Env`
[INFO] [stderr]  --> src/asm_generator.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::env::Env;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::types::Type`
[INFO] [stderr]  --> src/asm_generator.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::types::Type;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `env`
[INFO] [stderr]   --> src/typechecker.rs:13:60
[INFO] [stderr]    |
[INFO] [stderr] 13 | fn check_call(typed_function: Node, typed_args: Vec<Node>, env: Env<Type>) -> Result<Type, LangSheepError> {
[INFO] [stderr]    |                                                            ^^^ help: if this is intentional, prefix it with an underscore: `_env`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `path`
[INFO] [stderr]   --> src/asm_generator.rs:51:39
[INFO] [stderr]    |
[INFO] [stderr] 51 | pub fn generate_asm(typed_node: Node, path: String) -> Result<(), LangSheepError> {
[INFO] [stderr]    |                                       ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Int`
[INFO] [stderr]   --> src/ast.rs:11:2
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Int(i64),
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `NodeFields` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/ast.rs:9:10
[INFO] [stderr]    |
[INFO] [stderr] 9  | #[derive(Debug, Clone)]
[INFO] [stderr]    |          ^^^^^  ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `lang-sheep` (bin "lang-sheep" test) generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lang_sheep-0d00d9c8d9a6edcc)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "30e4a28c12035ef4f6b677b7201417230fdb68bc0e1117f839716dfc78519d31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30e4a28c12035ef4f6b677b7201417230fdb68bc0e1117f839716dfc78519d31", kill_on_drop: false }`
[INFO] [stdout] 30e4a28c12035ef4f6b677b7201417230fdb68bc0e1117f839716dfc78519d31