[INFO] cloning repository https://github.com/thesuhas/Rlox [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thesuhas/Rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthesuhas%2FRlox", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthesuhas%2FRlox'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1448331aaa8ec0035e2b2fda34f0b4b90ea54f2c [INFO] checking thesuhas/Rlox against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthesuhas%2FRlox" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/thesuhas/Rlox on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/thesuhas/Rlox [INFO] finished tweaking git repo https://github.com/thesuhas/Rlox [INFO] tweaked toml for git repo https://github.com/thesuhas/Rlox written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/thesuhas/Rlox 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c096866c917679c7ddcd9ba3da8e3b82b52bcc94402d11d3be7e0a5a6b5ff48e [INFO] running `Command { std: "docker" "start" "-a" "c096866c917679c7ddcd9ba3da8e3b82b52bcc94402d11d3be7e0a5a6b5ff48e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c096866c917679c7ddcd9ba3da8e3b82b52bcc94402d11d3be7e0a5a6b5ff48e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c096866c917679c7ddcd9ba3da8e3b82b52bcc94402d11d3be7e0a5a6b5ff48e", kill_on_drop: false }` [INFO] [stdout] c096866c917679c7ddcd9ba3da8e3b82b52bcc94402d11d3be7e0a5a6b5ff48e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3dc26d166b1cd1e7d35b98be59ee033b933ef601e4163fa5942d84921a499cca [INFO] running `Command { std: "docker" "start" "-a" "3dc26d166b1cd1e7d35b98be59ee033b933ef601e4163fa5942d84921a499cca", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.85 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling siphasher v0.3.11 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Checking phf_shared v0.11.2 [INFO] [stderr] Compiling phf_generator v0.11.2 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v2.0.66 [INFO] [stderr] Compiling phf_macros v0.11.2 [INFO] [stderr] Checking phf v0.11.2 [INFO] [stderr] Checking Rlox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `ty` is never read [INFO] [stdout] --> src/environment.rs:29:21 [INFO] [stdout] | [INFO] [stdout] 29 | let mut ty: Object = Object::Nil; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `Rlox` is more private than the item `Scanner::<'_>::new` [INFO] [stdout] --> src/scanner.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | pub fn new(source: String, rlox: &mut Rlox) -> Scanner { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `Scanner::<'_>::new` is reachable at visibility `pub` [INFO] [stdout] | [INFO] [stdout] note: but type `Rlox` is only usable at visibility `pub(crate)` [INFO] [stdout] --> src/main.rs:23:1 [INFO] [stdout] | [INFO] [stdout] 23 | struct Rlox { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parenthesize` is never used [INFO] [stdout] --> src/expr.rs:149:8 [INFO] [stdout] | [INFO] [stdout] 149 | pub fn parenthesize(name: String, exprs: &[&Expr]) -> String { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_expr` is never used [INFO] [stdout] --> src/expr.rs:158:8 [INFO] [stdout] | [INFO] [stdout] 158 | pub fn print_expr(expr: &Expr) -> String { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `synchronise` is never used [INFO] [stdout] --> src/parser.rs:215:8 [INFO] [stdout] | [INFO] [stdout] 13 | impl Parser<'_> { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 215 | fn synchronise(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `literal` is never read [INFO] [stdout] --> src/token.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Token { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 17 | literal: Object, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.71s [INFO] running `Command { std: "docker" "inspect" "3dc26d166b1cd1e7d35b98be59ee033b933ef601e4163fa5942d84921a499cca", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3dc26d166b1cd1e7d35b98be59ee033b933ef601e4163fa5942d84921a499cca", kill_on_drop: false }` [INFO] [stdout] 3dc26d166b1cd1e7d35b98be59ee033b933ef601e4163fa5942d84921a499cca [INFO] checking thesuhas/Rlox against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthesuhas%2FRlox" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/thesuhas/Rlox on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/thesuhas/Rlox [INFO] finished tweaking git repo https://github.com/thesuhas/Rlox [INFO] tweaked toml for git repo https://github.com/thesuhas/Rlox written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/thesuhas/Rlox 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 23633ec70aa648fbbbbdcc5396668ece0c68823b09e5dc3727f2893231eb9401 [INFO] running `Command { std: "docker" "start" "-a" "23633ec70aa648fbbbbdcc5396668ece0c68823b09e5dc3727f2893231eb9401", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "23633ec70aa648fbbbbdcc5396668ece0c68823b09e5dc3727f2893231eb9401", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "23633ec70aa648fbbbbdcc5396668ece0c68823b09e5dc3727f2893231eb9401", kill_on_drop: false }` [INFO] [stdout] 23633ec70aa648fbbbbdcc5396668ece0c68823b09e5dc3727f2893231eb9401 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 87d30180f637f5b437dbc1421d2494590ca70309e06c0ec4dafd8505bc5d921e [INFO] running `Command { std: "docker" "start" "-a" "87d30180f637f5b437dbc1421d2494590ca70309e06c0ec4dafd8505bc5d921e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.85 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling siphasher v0.3.11 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling phf_shared v0.11.2 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling phf_generator v0.11.2 [INFO] [stderr] Compiling syn v2.0.66 [INFO] [stderr] Compiling phf_macros v0.11.2 [INFO] [stderr] Checking phf v0.11.2 [INFO] [stderr] Checking Rlox v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `ty` is never read [INFO] [stdout] --> src/environment.rs:29:21 [INFO] [stdout] | [INFO] [stdout] 29 | let mut ty: Object = Object::Nil; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `Rlox` is more private than the item `Scanner::<'_>::new` [INFO] [stdout] --> src/scanner.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | pub fn new(source: String, rlox: &mut Rlox) -> Scanner { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ associated function `Scanner::<'_>::new` is reachable at visibility `pub` [INFO] [stdout] | [INFO] [stdout] note: but type `Rlox` is only usable at visibility `pub(crate)` [INFO] [stdout] --> src/main.rs:23:1 [INFO] [stdout] | [INFO] [stdout] 23 | struct Rlox { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(private_interfaces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parenthesize` is never used [INFO] [stdout] --> src/expr.rs:149:8 [INFO] [stdout] | [INFO] [stdout] 149 | pub fn parenthesize(name: String, exprs: &[&Expr]) -> String { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `print_expr` is never used [INFO] [stdout] --> src/expr.rs:158:8 [INFO] [stdout] | [INFO] [stdout] 158 | pub fn print_expr(expr: &Expr) -> String { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `synchronise` is never used [INFO] [stdout] --> src/parser.rs:215:8 [INFO] [stdout] | [INFO] [stdout] 13 | impl Parser<'_> { [INFO] [stdout] | --------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 215 | fn synchronise(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `literal` is never read [INFO] [stdout] --> src/token.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 13 | pub struct Token { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 17 | literal: Object, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.75s [INFO] running `Command { std: "docker" "inspect" "87d30180f637f5b437dbc1421d2494590ca70309e06c0ec4dafd8505bc5d921e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87d30180f637f5b437dbc1421d2494590ca70309e06c0ec4dafd8505bc5d921e", kill_on_drop: false }` [INFO] [stdout] 87d30180f637f5b437dbc1421d2494590ca70309e06c0ec4dafd8505bc5d921e