[INFO] cloning repository https://github.com/ChmielewskiKamil/crafting-interpreters
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ChmielewskiKamil/crafting-interpreters" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChmielewskiKamil%2Fcrafting-interpreters", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChmielewskiKamil%2Fcrafting-interpreters'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5dd71002952c4d9e030a71dcaa685a1f11c666cf
[INFO] building ChmielewskiKamil/crafting-interpreters against try#334963c956d25708feab489a3816ae63f639355d for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FChmielewskiKamil%2Fcrafting-interpreters" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ChmielewskiKamil/crafting-interpreters on toolchain 334963c956d25708feab489a3816ae63f639355d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ChmielewskiKamil/crafting-interpreters
[INFO] finished tweaking git repo https://github.com/ChmielewskiKamil/crafting-interpreters
[INFO] tweaked toml for git repo https://github.com/ChmielewskiKamil/crafting-interpreters written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ChmielewskiKamil/crafting-interpreters already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98f3a096b467cdfb0964eb130457871c7d18937e1e2fbac19f94c273fff3773b
[INFO] running `Command { std: "docker" "start" "-a" "98f3a096b467cdfb0964eb130457871c7d18937e1e2fbac19f94c273fff3773b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98f3a096b467cdfb0964eb130457871c7d18937e1e2fbac19f94c273fff3773b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98f3a096b467cdfb0964eb130457871c7d18937e1e2fbac19f94c273fff3773b", kill_on_drop: false }`
[INFO] [stdout] 98f3a096b467cdfb0964eb130457871c7d18937e1e2fbac19f94c273fff3773b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08fa755509dcee297649e976d75a43822cb004bc9e8867388d1ab2e1a3d0f37f
[INFO] running `Command { std: "docker" "start" "-a" "08fa755509dcee297649e976d75a43822cb004bc9e8867388d1ab2e1a3d0f37f", kill_on_drop: false }`
[INFO] [stderr]    Compiling crafting-interpreters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Scanner` is never constructed
[INFO] [stdout]  --> src/scanner.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Scanner {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `scan_tokens`, `scan_token`, and `is_at_end` are never used
[INFO] [stdout]   --> src/scanner.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Scanner {
[INFO] [stdout]    | ------------ methods in this implementation
[INFO] [stdout] 12 |     fn scan_tokens(mut self) -> Vec<Token> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     fn scan_token(&self) {}
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 30 |
[INFO] [stdout] 31 |     fn is_at_end(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TokenType` is never used
[INFO] [stdout]  --> src/token.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum TokenType {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Location` is never constructed
[INFO] [stdout]   --> src/token.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Location {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Location` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Token` is never constructed
[INFO] [stdout]   --> src/token.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct Token {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_string` is never used
[INFO] [stdout]   --> src/token.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl Token {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 41 |     fn to_string(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "08fa755509dcee297649e976d75a43822cb004bc9e8867388d1ab2e1a3d0f37f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08fa755509dcee297649e976d75a43822cb004bc9e8867388d1ab2e1a3d0f37f", kill_on_drop: false }`
[INFO] [stdout] 08fa755509dcee297649e976d75a43822cb004bc9e8867388d1ab2e1a3d0f37f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66098c4e9897c075c60d207b6b8acf1aac1085a0b6ffca8e0f006fe00e8646c6
[INFO] running `Command { std: "docker" "start" "-a" "66098c4e9897c075c60d207b6b8acf1aac1085a0b6ffca8e0f006fe00e8646c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling crafting-interpreters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Scanner` is never constructed
[INFO] [stdout]  --> src/scanner.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Scanner {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `scan_tokens`, `scan_token`, and `is_at_end` are never used
[INFO] [stdout]   --> src/scanner.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Scanner {
[INFO] [stdout]    | ------------ methods in this implementation
[INFO] [stdout] 12 |     fn scan_tokens(mut self) -> Vec<Token> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     fn scan_token(&self) {}
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 30 |
[INFO] [stdout] 31 |     fn is_at_end(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `TokenType` is never used
[INFO] [stdout]  --> src/token.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum TokenType {
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TokenType` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Location` is never constructed
[INFO] [stdout]   --> src/token.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Location {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Location` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Token` is never constructed
[INFO] [stdout]   --> src/token.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct Token {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Token` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_string` is never used
[INFO] [stdout]   --> src/token.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | impl Token {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] 41 |     fn to_string(&self) -> String {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "66098c4e9897c075c60d207b6b8acf1aac1085a0b6ffca8e0f006fe00e8646c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66098c4e9897c075c60d207b6b8acf1aac1085a0b6ffca8e0f006fe00e8646c6", kill_on_drop: false }`
[INFO] [stdout] 66098c4e9897c075c60d207b6b8acf1aac1085a0b6ffca8e0f006fe00e8646c6
