[INFO] cloning repository https://github.com/TrolledWoods/TrolledLang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TrolledWoods/TrolledLang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrolledWoods%2FTrolledLang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrolledWoods%2FTrolledLang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a1f7b9dc88ef82eb69a91ad0a7d54b0a56bc7b2
[INFO] checking TrolledWoods/TrolledLang against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTrolledWoods%2FTrolledLang" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TrolledWoods/TrolledLang on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TrolledWoods/TrolledLang
[INFO] finished tweaking git repo https://github.com/TrolledWoods/TrolledLang
[INFO] tweaked toml for git repo https://github.com/TrolledWoods/TrolledLang written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/TrolledWoods/TrolledLang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29b6a4d10d36039b6b36e2a4e6cbf83d74437358d3a633fe38a718043edeba9f
[INFO] running `Command { std: "docker" "start" "-a" "29b6a4d10d36039b6b36e2a4e6cbf83d74437358d3a633fe38a718043edeba9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29b6a4d10d36039b6b36e2a4e6cbf83d74437358d3a633fe38a718043edeba9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29b6a4d10d36039b6b36e2a4e6cbf83d74437358d3a633fe38a718043edeba9f", kill_on_drop: false }`
[INFO] [stdout] 29b6a4d10d36039b6b36e2a4e6cbf83d74437358d3a633fe38a718043edeba9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d0bc610efe3aaf1a8388cbc00cbb34ddc2b2cbce74f9a1a75d4b5b8321aaf4f
[INFO] running `Command { std: "docker" "start" "-a" "8d0bc610efe3aaf1a8388cbc00cbb34ddc2b2cbce74f9a1a75d4b5b8321aaf4f", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Checking language v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/lexer/errors.rs (9 fixes)
[INFO] [stderr]        Fixed src/tokenizer/mod.rs (1 fix)
[INFO] [stderr]        Fixed src/lexer/assignment_node.rs (1 fix)
[INFO] [stderr]        Fixed src/lexer/literal_node.rs (2 fixes)
[INFO] [stderr]        Fixed src/lexer/block_node.rs (3 fixes)
[INFO] [stderr]        Fixed src/lexer/mod.rs (9 fixes)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     return;
[INFO] [stdout]    |     ------ any code following this expression is unreachable
[INFO] [stdout] 47 | 
[INFO] [stdout] 48 |     let args: Vec<String> = std::env::args().collect();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     return;
[INFO] [stdout]    |     ------ any code following this expression is unreachable
[INFO] [stdout] 47 | 
[INFO] [stdout] 48 |     let args: Vec<String> = std::env::args().collect();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `collapse`
[INFO] [stdout]   --> src/lexer/type_handler.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn collapse(&self) -> Option<Type> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_member_loc`
[INFO] [stdout]    --> src/lexer/type_handler.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn get_member_loc(&self, scope_id: u32, var_name: &str) -> Option<u32> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iter`
[INFO] [stdout]   --> src/vm/byte_vec.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn iter(&self) -> ByteVecIterator {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push_byte_vec`
[INFO] [stdout]    --> src/vm/byte_vec.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 133 |     pub fn push_byte_vec(&mut self, byte_vec: &ByteVec) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `VirtualMachine`
[INFO] [stdout]  --> src/vm/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct VirtualMachine {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/vm/mod.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(instructions: &ByteVec) -> VirtualMachine {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `collapse`
[INFO] [stdout]   --> src/lexer/type_handler.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn collapse(&self) -> Option<Type> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_member_loc`
[INFO] [stdout]    --> src/lexer/type_handler.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn get_member_loc(&self, scope_id: u32, var_name: &str) -> Option<u32> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iter`
[INFO] [stdout]   --> src/vm/byte_vec.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn iter(&self) -> ByteVecIterator {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push_byte_vec`
[INFO] [stdout]    --> src/vm/byte_vec.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 133 |     pub fn push_byte_vec(&mut self, byte_vec: &ByteVec) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `VirtualMachine`
[INFO] [stdout]  --> src/vm/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct VirtualMachine {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/vm/mod.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(instructions: &ByteVec) -> VirtualMachine {
[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 1.37s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking language v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     return;
[INFO] [stdout]    |     ------ any code following this expression is unreachable
[INFO] [stdout] 47 | 
[INFO] [stdout] 48 |     let args: Vec<String> = std::env::args().collect();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]   --> src/main.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 46 |     return;
[INFO] [stdout]    |     ------ any code following this expression is unreachable
[INFO] [stdout] 47 | 
[INFO] [stdout] 48 |     let args: Vec<String> = std::env::args().collect();
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `collapse`
[INFO] [stdout]   --> src/lexer/type_handler.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn collapse(&self) -> Option<Type> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_member_loc`
[INFO] [stdout]    --> src/lexer/type_handler.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn get_member_loc(&self, scope_id: u32, var_name: &str) -> Option<u32> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iter`
[INFO] [stdout]   --> src/vm/byte_vec.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn iter(&self) -> ByteVecIterator {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push_byte_vec`
[INFO] [stdout]    --> src/vm/byte_vec.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 133 |     pub fn push_byte_vec(&mut self, byte_vec: &ByteVec) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `VirtualMachine`
[INFO] [stdout]  --> src/vm/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct VirtualMachine {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/vm/mod.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(instructions: &ByteVec) -> VirtualMachine {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `collapse`
[INFO] [stdout]   --> src/lexer/type_handler.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 |     pub fn collapse(&self) -> Option<Type> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_member_loc`
[INFO] [stdout]    --> src/lexer/type_handler.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn get_member_loc(&self, scope_id: u32, var_name: &str) -> Option<u32> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iter`
[INFO] [stdout]   --> src/vm/byte_vec.rs:54:12
[INFO] [stdout]    |
[INFO] [stdout] 54 |     pub fn iter(&self) -> ByteVecIterator {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push_byte_vec`
[INFO] [stdout]    --> src/vm/byte_vec.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 133 |     pub fn push_byte_vec(&mut self, byte_vec: &ByteVec) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `VirtualMachine`
[INFO] [stdout]  --> src/vm/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct VirtualMachine {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/vm/mod.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(instructions: &ByteVec) -> VirtualMachine {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "8d0bc610efe3aaf1a8388cbc00cbb34ddc2b2cbce74f9a1a75d4b5b8321aaf4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d0bc610efe3aaf1a8388cbc00cbb34ddc2b2cbce74f9a1a75d4b5b8321aaf4f", kill_on_drop: false }`
[INFO] [stdout] 8d0bc610efe3aaf1a8388cbc00cbb34ddc2b2cbce74f9a1a75d4b5b8321aaf4f