[INFO] cloning repository https://github.com/marans/rlox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marans/rlox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarans%2Frlox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarans%2Frlox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5181cdce37fdbb9de336ed3ee0b123c6da593b95
[INFO] checking marans/rlox against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarans%2Frlox" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/marans/rlox on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/marans/rlox
[INFO] finished tweaking git repo https://github.com/marans/rlox
[INFO] tweaked toml for git repo https://github.com/marans/rlox written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/marans/rlox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b05051ab9b615c910d1f177dd2ccee2c2605163b7eb403dae6685672ec5b880f
[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" "b05051ab9b615c910d1f177dd2ccee2c2605163b7eb403dae6685672ec5b880f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b05051ab9b615c910d1f177dd2ccee2c2605163b7eb403dae6685672ec5b880f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b05051ab9b615c910d1f177dd2ccee2c2605163b7eb403dae6685672ec5b880f", kill_on_drop: false }`
[INFO] [stdout] b05051ab9b615c910d1f177dd2ccee2c2605163b7eb403dae6685672ec5b880f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] aa7b8612573791814d478884ac2ef2f5e9bc1ce4e2157ea57a632f3461b1347a
[INFO] running `Command { std: "docker" "start" "-a" "aa7b8612573791814d478884ac2ef2f5e9bc1ce4e2157ea57a632f3461b1347a", kill_on_drop: false }`
[INFO] [stderr]     Checking rlox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/vm/mod.rs:21:59
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn interpret(&mut self, source: String, out: &mut io::Write) -> InterpretResult {
[INFO] [stdout]    |                                                           ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/vm/mod.rs:64:33
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn run(&mut self, out: &mut io::Write) -> InterpretResult {
[INFO] [stdout]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/compiler/mod.rs:47:28
[INFO] [stdout]    |
[INFO] [stdout] 47 | type ParseFn =  Option<Box<Fn(&mut Compiler)>>;
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Compiler)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/vm/mod.rs:21:59
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub fn interpret(&mut self, source: String, out: &mut io::Write) -> InterpretResult {
[INFO] [stdout]    |                                                           ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/vm/mod.rs:64:33
[INFO] [stdout]    |
[INFO] [stdout] 64 |     fn run(&mut self, out: &mut io::Write) -> InterpretResult {
[INFO] [stdout]    |                                 ^^^^^^^^^ help: use `dyn`: `dyn io::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/compiler/mod.rs:47:28
[INFO] [stdout]    |
[INFO] [stdout] 47 | type ParseFn =  Option<Box<Fn(&mut Compiler)>>;
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Compiler)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `had_error`
[INFO] [stdout]   --> src/compiler/mod.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     had_error: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/vm/mod.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |                     write!(out, "{:?}", self.stack.pop().unwrap());
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (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] [stdout] warning: field is never read: `had_error`
[INFO] [stdout]   --> src/compiler/mod.rs:60:5
[INFO] [stdout]    |
[INFO] [stdout] 60 |     had_error: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/vm/mod.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |                     write!(out, "{:?}", self.stack.pop().unwrap());
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: this warning originates in a macro (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 dev [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "aa7b8612573791814d478884ac2ef2f5e9bc1ce4e2157ea57a632f3461b1347a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa7b8612573791814d478884ac2ef2f5e9bc1ce4e2157ea57a632f3461b1347a", kill_on_drop: false }`
[INFO] [stdout] aa7b8612573791814d478884ac2ef2f5e9bc1ce4e2157ea57a632f3461b1347a