[INFO] cloning repository https://github.com/viniciusmuller/fuzzy-alchemist [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/viniciusmuller/fuzzy-alchemist" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fviniciusmuller%2Ffuzzy-alchemist", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fviniciusmuller%2Ffuzzy-alchemist'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2aec99822572d351c4d7692079687b6ec692044f [INFO] checking viniciusmuller/fuzzy-alchemist against try#29194e8f603400afdb2f86c9418e9fccb1628ea0 for pr-135331-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fviniciusmuller%2Ffuzzy-alchemist" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/viniciusmuller/fuzzy-alchemist [INFO] finished tweaking git repo https://github.com/viniciusmuller/fuzzy-alchemist [INFO] tweaked toml for git repo https://github.com/viniciusmuller/fuzzy-alchemist written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/viniciusmuller/fuzzy-alchemist on toolchain 29194e8f603400afdb2f86c9418e9fccb1628ea0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+29194e8f603400afdb2f86c9418e9fccb1628ea0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/viniciusmuller/fuzzy-alchemist 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" "+29194e8f603400afdb2f86c9418e9fccb1628ea0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+29194e8f603400afdb2f86c9418e9fccb1628ea0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9a5380cf66bf2ef6c567fd1147f131752d828c40a928fb62c401ebfdc0324916 [INFO] running `Command { std: "docker" "start" "-a" "9a5380cf66bf2ef6c567fd1147f131752d828c40a928fb62c401ebfdc0324916", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9a5380cf66bf2ef6c567fd1147f131752d828c40a928fb62c401ebfdc0324916", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a5380cf66bf2ef6c567fd1147f131752d828c40a928fb62c401ebfdc0324916", kill_on_drop: false }` [INFO] [stdout] 9a5380cf66bf2ef6c567fd1147f131752d828c40a928fb62c401ebfdc0324916 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+29194e8f603400afdb2f86c9418e9fccb1628ea0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e759a613a0bdec5062ae2e836e02f5688a2349735139040e2af6b2d4e65b2d8f [INFO] running `Command { std: "docker" "start" "-a" "e759a613a0bdec5062ae2e836e02f5688a2349735139040e2af6b2d4e65b2d8f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.147 [INFO] [stderr] Compiling proc-macro2 v1.0.63 [INFO] [stderr] Compiling quote v1.0.29 [INFO] [stderr] Compiling unicode-ident v1.0.9 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking getrandom v0.2.10 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling enum-derived-macro v0.2.0 [INFO] [stderr] Checking enum-derived v0.8.2 [INFO] [stderr] Checking fuzzy-alchemist v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `prelude::Distribution` [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::{prelude::Distribution, Rng}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `serialize` is never used [INFO] [stdout] --> src/main.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 4 | trait Expr { [INFO] [stdout] | ---- method in this trait [INFO] [stdout] ... [INFO] [stdout] 8 | fn serialize(&self) -> String; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:12:25 [INFO] [stdout] | [INFO] [stdout] 12 | struct NonNegativeFloat(f64); [INFO] [stdout] | ---------------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `NonNegativeFloat` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:15:23 [INFO] [stdout] | [INFO] [stdout] 15 | struct NonNegativeInt(u64); [INFO] [stdout] | -------------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `NonNegativeInt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | Integer(NonNegativeInt), [INFO] [stdout] | ------- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `NumberValue` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 33 - Integer(NonNegativeInt), [INFO] [stdout] 33 + Integer(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:34:11 [INFO] [stdout] | [INFO] [stdout] 34 | Float(NonNegativeFloat), [INFO] [stdout] | ----- ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `NumberValue` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 34 - Float(NonNegativeFloat), [INFO] [stdout] 34 + Float(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `value`, `has_underscores`, and `notation` are never read [INFO] [stdout] --> src/main.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 46 | struct Number { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 47 | value: NumberValue, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 48 | has_underscores: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 49 | notation: NumberNotation, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Number` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:54:12 [INFO] [stdout] | [INFO] [stdout] 54 | Number(Number), // 101.2021, 0x10d, 0b01_0101_1 [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Literal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 54 - Number(Number), // 101.2021, 0x10d, 0b01_0101_1 [INFO] [stdout] 54 + Number(()), // 101.2021, 0x10d, 0b01_0101_1 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Atom`, `String`, and `Binary` are never constructed [INFO] [stdout] --> src/main.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 53 | enum Literal { [INFO] [stdout] | ------- variants in this enum [INFO] [stdout] 54 | Number(Number), // 101.2021, 0x10d, 0b01_0101_1 [INFO] [stdout] 55 | Atom(String), // :foo, :"Foo.Bar" [INFO] [stdout] | ^^^^ [INFO] [stdout] 56 | String(String), // "hey there" [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 57 | Binary(String), // <<"hey" :: utf8, _rest>>, <<"hey">> [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Literal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `DataStructures` is never used [INFO] [stdout] --> src/main.rs:60:6 [INFO] [stdout] | [INFO] [stdout] 60 | enum DataStructures { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `prelude::Distribution` [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::{prelude::Distribution, Rng}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `serialize` is never used [INFO] [stdout] --> src/main.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 4 | trait Expr { [INFO] [stdout] | ---- method in this trait [INFO] [stdout] ... [INFO] [stdout] 8 | fn serialize(&self) -> String; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:12:25 [INFO] [stdout] | [INFO] [stdout] 12 | struct NonNegativeFloat(f64); [INFO] [stdout] | ---------------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `NonNegativeFloat` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:15:23 [INFO] [stdout] | [INFO] [stdout] 15 | struct NonNegativeInt(u64); [INFO] [stdout] | -------------- ^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this struct [INFO] [stdout] | [INFO] [stdout] = help: consider removing this field [INFO] [stdout] = note: `NonNegativeInt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | Integer(NonNegativeInt), [INFO] [stdout] | ------- ^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `NumberValue` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 33 - Integer(NonNegativeInt), [INFO] [stdout] 33 + Integer(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:34:11 [INFO] [stdout] | [INFO] [stdout] 34 | Float(NonNegativeFloat), [INFO] [stdout] | ----- ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `NumberValue` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 34 - Float(NonNegativeFloat), [INFO] [stdout] 34 + Float(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `value`, `has_underscores`, and `notation` are never read [INFO] [stdout] --> src/main.rs:47:5 [INFO] [stdout] | [INFO] [stdout] 46 | struct Number { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 47 | value: NumberValue, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 48 | has_underscores: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] 49 | notation: NumberNotation, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Number` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:54:12 [INFO] [stdout] | [INFO] [stdout] 54 | Number(Number), // 101.2021, 0x10d, 0b01_0101_1 [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `Literal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 54 - Number(Number), // 101.2021, 0x10d, 0b01_0101_1 [INFO] [stdout] 54 + Number(()), // 101.2021, 0x10d, 0b01_0101_1 [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variants `Atom`, `String`, and `Binary` are never constructed [INFO] [stdout] --> src/main.rs:55:5 [INFO] [stdout] | [INFO] [stdout] 53 | enum Literal { [INFO] [stdout] | ------- variants in this enum [INFO] [stdout] 54 | Number(Number), // 101.2021, 0x10d, 0b01_0101_1 [INFO] [stdout] 55 | Atom(String), // :foo, :"Foo.Bar" [INFO] [stdout] | ^^^^ [INFO] [stdout] 56 | String(String), // "hey there" [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 57 | Binary(String), // <<"hey" :: utf8, _rest>>, <<"hey">> [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Literal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `DataStructures` is never used [INFO] [stdout] --> src/main.rs:60:6 [INFO] [stdout] | [INFO] [stdout] 60 | enum DataStructures { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.06s [INFO] running `Command { std: "docker" "inspect" "e759a613a0bdec5062ae2e836e02f5688a2349735139040e2af6b2d4e65b2d8f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e759a613a0bdec5062ae2e836e02f5688a2349735139040e2af6b2d4e65b2d8f", kill_on_drop: false }` [INFO] [stdout] e759a613a0bdec5062ae2e836e02f5688a2349735139040e2af6b2d4e65b2d8f