[INFO] cloning repository https://github.com/AtharvaKamble/turbo-spork
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AtharvaKamble/turbo-spork" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAtharvaKamble%2Fturbo-spork", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAtharvaKamble%2Fturbo-spork'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae4ffa2dc2d79e7a9df1341fc2969cf5613640ef
[INFO] testing AtharvaKamble/turbo-spork against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAtharvaKamble%2Fturbo-spork" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AtharvaKamble/turbo-spork on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AtharvaKamble/turbo-spork
[INFO] finished tweaking git repo https://github.com/AtharvaKamble/turbo-spork
[INFO] tweaked toml for git repo https://github.com/AtharvaKamble/turbo-spork written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/AtharvaKamble/turbo-spork already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8b81379293d19cfca702962c150e0888a5f86735fab0064869cdbabce005f885
[INFO] running `Command { std: "docker" "start" "-a" "8b81379293d19cfca702962c150e0888a5f86735fab0064869cdbabce005f885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b81379293d19cfca702962c150e0888a5f86735fab0064869cdbabce005f885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b81379293d19cfca702962c150e0888a5f86735fab0064869cdbabce005f885", kill_on_drop: false }`
[INFO] [stdout] 8b81379293d19cfca702962c150e0888a5f86735fab0064869cdbabce005f885
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15841ffc2e02059d89a2cce3963dd38ef874021dfb4243959e90f284a7cc5701
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "15841ffc2e02059d89a2cce3963dd38ef874021dfb4243959e90f284a7cc5701", kill_on_drop: false }`
[INFO] [stderr]    Compiling compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `current`
[INFO] [stdout]   --> src/parser.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut current: usize = 0;
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]   --> src/parser.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn parser<'s>(tokens: &Vec<TokenType>) {
[INFO] [stdout]    |                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/parser.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut current: usize = 0;
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private type `LiteralType` in public interface (error E0446)
[INFO] [stdout]   --> src/parser.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         pub traverser: &'s dyn Fn() -> LiteralType,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(private_in_public)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `LiteralType`
[INFO] [stdout]  --> src/parser.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct LiteralType {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `NodeType`
[INFO] [stdout]  --> src/parser.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct NodeType {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Parse`
[INFO] [stdout]   --> src/parser.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub struct Parse<'s> {
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.88s
[INFO] running `Command { std: "docker" "inspect" "15841ffc2e02059d89a2cce3963dd38ef874021dfb4243959e90f284a7cc5701", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15841ffc2e02059d89a2cce3963dd38ef874021dfb4243959e90f284a7cc5701", kill_on_drop: false }`
[INFO] [stdout] 15841ffc2e02059d89a2cce3963dd38ef874021dfb4243959e90f284a7cc5701
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6043c822b2e9ef9d76e31b02f58c03cba74614b8088eb425f159d176d3dc438c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6043c822b2e9ef9d76e31b02f58c03cba74614b8088eb425f159d176d3dc438c", kill_on_drop: false }`
[INFO] [stderr]    Compiling compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `current`
[INFO] [stdout]   --> src/parser.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut current: usize = 0;
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]   --> src/parser.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn parser<'s>(tokens: &Vec<TokenType>) {
[INFO] [stdout]    |                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/parser.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut current: usize = 0;
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: private type `LiteralType` in public interface (error E0446)
[INFO] [stdout]   --> src/parser.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |         pub traverser: &'s dyn Fn() -> LiteralType,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(private_in_public)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `LiteralType`
[INFO] [stdout]  --> src/parser.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct LiteralType {
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `NodeType`
[INFO] [stdout]  --> src/parser.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct NodeType {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Parse`
[INFO] [stdout]   --> src/parser.rs:16:16
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub struct Parse<'s> {
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/compiler-151f64e7115e490a)
[INFO] running `Command { std: "docker" "inspect" "6043c822b2e9ef9d76e31b02f58c03cba74614b8088eb425f159d176d3dc438c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6043c822b2e9ef9d76e31b02f58c03cba74614b8088eb425f159d176d3dc438c", kill_on_drop: false }`
[INFO] [stdout] 6043c822b2e9ef9d76e31b02f58c03cba74614b8088eb425f159d176d3dc438c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3e324bbf2c05d9db5f47ffc3f4d6027c212bbc1fb3dad2710969227f344bf387
[INFO] running `Command { std: "docker" "start" "-a" "3e324bbf2c05d9db5f47ffc3f4d6027c212bbc1fb3dad2710969227f344bf387", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `current`
[INFO] [stderr]   --> src/parser.rs:20:13
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let mut current: usize = 0;
[INFO] [stderr]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `tokens`
[INFO] [stderr]   --> src/parser.rs:15:19
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn parser<'s>(tokens: &Vec<TokenType>) {
[INFO] [stderr]    |                   ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/parser.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     let mut current: usize = 0;
[INFO] [stderr]    |         ----^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: private type `LiteralType` in public interface (error E0446)
[INFO] [stderr]   --> src/parser.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |         pub traverser: &'s dyn Fn() -> LiteralType,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(private_in_public)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: for more information, see issue #34537 <https://github.com/rust-lang/rust/issues/34537>
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `LiteralType`
[INFO] [stderr]  --> src/parser.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | struct LiteralType {
[INFO] [stderr]   |        ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `NodeType`
[INFO] [stderr]  --> src/parser.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | struct NodeType {
[INFO] [stderr]   |        ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Parse`
[INFO] [stderr]   --> src/parser.rs:16:16
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub struct Parse<'s> {
[INFO] [stderr]    |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `compiler` (bin "compiler" test) generated 7 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/compiler-151f64e7115e490a)
[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" "3e324bbf2c05d9db5f47ffc3f4d6027c212bbc1fb3dad2710969227f344bf387", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e324bbf2c05d9db5f47ffc3f4d6027c212bbc1fb3dad2710969227f344bf387", kill_on_drop: false }`
[INFO] [stdout] 3e324bbf2c05d9db5f47ffc3f4d6027c212bbc1fb3dad2710969227f344bf387