[INFO] cloning repository https://github.com/oeb25/lo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oeb25/lo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foeb25%2Flo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foeb25%2Flo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 755e067454ad3cc9c7c199fe2c905908c3468b0d [INFO] checking oeb25/lo against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foeb25%2Flo" "/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/oeb25/lo on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/oeb25/lo [INFO] finished tweaking git repo https://github.com/oeb25/lo [INFO] tweaked toml for git repo https://github.com/oeb25/lo written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/oeb25/lo already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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] 6cbff361435ba47354365da243fa4417a8fb21f013eb76e65d920c4768fbaad6 [INFO] running `Command { std: "docker" "start" "-a" "6cbff361435ba47354365da243fa4417a8fb21f013eb76e65d920c4768fbaad6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6cbff361435ba47354365da243fa4417a8fb21f013eb76e65d920c4768fbaad6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6cbff361435ba47354365da243fa4417a8fb21f013eb76e65d920c4768fbaad6", kill_on_drop: false }` [INFO] [stdout] 6cbff361435ba47354365da243fa4417a8fb21f013eb76e65d920c4768fbaad6 [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=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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cf299eedc29a55ff396043a81c1e93dae9cd58a13dfcfa71d27aab775ce5bc88 [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" "cf299eedc29a55ff396043a81c1e93dae9cd58a13dfcfa71d27aab775ce5bc88", kill_on_drop: false }` [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking itertools v0.7.8 [INFO] [stderr] Checking lo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/parser.rs:499:5 [INFO] [stdout] | [INFO] [stdout] 499 | 'statement_loop: loop { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Operator` [INFO] [stdout] --> src/typer.rs:2:62 [INFO] [stdout] | [INFO] [stdout] 2 | Block, Expression, ExpressionKind, FunctionDef, Literal, Operator, Origin, Program, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/instruction.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | fn from_u8(u8) -> Self; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: u8` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` 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 the 2018 edition! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/instruction.rs:20:14 [INFO] [stdout] | [INFO] [stdout] 20 | fn from_u64(u64) -> Self; [INFO] [stdout] | ^^^ help: try naming the parameter or explicitly ignoring it: `_: u64` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/instruction.rs:22:14 [INFO] [stdout] | [INFO] [stdout] 22 | fn from_f64(f64) -> Self; [INFO] [stdout] | ^^^ help: try naming the parameter or explicitly ignoring it: `_: f64` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:18:29 [INFO] [stdout] | [INFO] [stdout] 18 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` 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 the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/parser.rs:499:5 [INFO] [stdout] | [INFO] [stdout] 499 | 'statement_loop: loop { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Operator` [INFO] [stdout] --> src/typer.rs:2:62 [INFO] [stdout] | [INFO] [stdout] 2 | Block, Expression, ExpressionKind, FunctionDef, Literal, Operator, Origin, Program, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/instruction.rs:18:13 [INFO] [stdout] | [INFO] [stdout] 18 | fn from_u8(u8) -> Self; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: u8` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` 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 the 2018 edition! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/instruction.rs:20:14 [INFO] [stdout] | [INFO] [stdout] 20 | fn from_u64(u64) -> Self; [INFO] [stdout] | ^^^ help: try naming the parameter or explicitly ignoring it: `_: u64` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/instruction.rs:22:14 [INFO] [stdout] | [INFO] [stdout] 22 | fn from_f64(f64) -> Self; [INFO] [stdout] | ^^^ help: try naming the parameter or explicitly ignoring it: `_: f64` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/instruction.rs:213:43 [INFO] [stdout] | [INFO] [stdout] 213 | for b in res.0.iter().enumerate().rev() {; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:18:29 [INFO] [stdout] | [INFO] [stdout] 18 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` 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 the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `order_structs` [INFO] [stdout] --> src/ast.rs:186:8 [INFO] [stdout] | [INFO] [stdout] 186 | fn order_structs(&self) -> Vec<&StructDef<'a>> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Index` [INFO] [stdout] --> src/c.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | Index(Box>, Box>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `FunctionCall` [INFO] [stdout] --> src/c.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | FunctionCall(Box>, Vec>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Add8` [INFO] [stdout] --> src/instruction.rs:137:2 [INFO] [stdout] | [INFO] [stdout] 137 | Add8(Register, Register), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `order_structs` [INFO] [stdout] --> src/ast.rs:186:8 [INFO] [stdout] | [INFO] [stdout] 186 | fn order_structs(&self) -> Vec<&StructDef<'a>> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Index` [INFO] [stdout] --> src/c.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | Index(Box>, Box>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `FunctionCall` [INFO] [stdout] --> src/c.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | FunctionCall(Box>, Vec>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/instruction.rs:115:5 [INFO] [stdout] | [INFO] [stdout] 115 | fn new() -> Bytes { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Store` [INFO] [stdout] --> src/instruction.rs:136:2 [INFO] [stdout] | [INFO] [stdout] 136 | Store(Register, B), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Add8` [INFO] [stdout] --> src/instruction.rs:137:2 [INFO] [stdout] | [INFO] [stdout] 137 | Add8(Register, Register), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `AddF2` [INFO] [stdout] --> src/instruction.rs:138:2 [INFO] [stdout] | [INFO] [stdout] 138 | AddF2(Register, Register), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Save` [INFO] [stdout] --> src/instruction.rs:139:2 [INFO] [stdout] | [INFO] [stdout] 139 | Save(Register), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Jump` [INFO] [stdout] --> src/instruction.rs:140:2 [INFO] [stdout] | [INFO] [stdout] 140 | Jump(Register), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Print` [INFO] [stdout] --> src/instruction.rs:141:2 [INFO] [stdout] | [INFO] [stdout] 141 | Print(Register), [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `run` [INFO] [stdout] --> src/instruction.rs:144:4 [INFO] [stdout] | [INFO] [stdout] 144 | fn run(instructions: &[Instruction]) -> Bytes { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 17 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.19s [INFO] running `Command { std: "docker" "inspect" "cf299eedc29a55ff396043a81c1e93dae9cd58a13dfcfa71d27aab775ce5bc88", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf299eedc29a55ff396043a81c1e93dae9cd58a13dfcfa71d27aab775ce5bc88", kill_on_drop: false }` [INFO] [stdout] cf299eedc29a55ff396043a81c1e93dae9cd58a13dfcfa71d27aab775ce5bc88