[INFO] cloning repository https://github.com/neverRare/butter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/neverRare/butter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FneverRare%2Fbutter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FneverRare%2Fbutter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] afcf9043ed77128b6e37941b35231d444b821ac2 [INFO] testing neverRare/butter against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FneverRare%2Fbutter" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/neverRare/butter on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/neverRare/butter [INFO] finished tweaking git repo https://github.com/neverRare/butter [INFO] tweaked toml for git repo https://github.com/neverRare/butter written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/neverRare/butter already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded new_debug_unreachable v1.0.4 [INFO] [stderr] Downloaded siphasher v0.3.9 [INFO] [stderr] Downloaded string_cache v0.8.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ce7d718bcff3d4bcf40aa62c8d2a1d8b29ec1058e06866a038b14273ee4e6c72 [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" "ce7d718bcff3d4bcf40aa62c8d2a1d8b29ec1058e06866a038b14273ee4e6c72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ce7d718bcff3d4bcf40aa62c8d2a1d8b29ec1058e06866a038b14273ee4e6c72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce7d718bcff3d4bcf40aa62c8d2a1d8b29ec1058e06866a038b14273ee4e6c72", kill_on_drop: false }` [INFO] [stdout] ce7d718bcff3d4bcf40aa62c8d2a1d8b29ec1058e06866a038b14273ee4e6c72 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--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] 5b8917dd7da410599f2801d17c312e3a3e8a143f80a0aec3dc16fe48b016d1a9 [INFO] running `Command { std: "docker" "start" "-a" "5b8917dd7da410599f2801d17c312e3a3e8a143f80a0aec3dc16fe48b016d1a9", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.117 [INFO] [stderr] Compiling smallvec v1.8.0 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Compiling siphasher v0.3.9 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling unicode-segmentation v1.9.0 [INFO] [stderr] Compiling unicode-width v0.1.9 [INFO] [stderr] Compiling instant v0.1.12 [INFO] [stderr] Compiling lock_api v0.4.6 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling phf_shared v0.10.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling combine v4.6.3 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling parking_lot v0.11.2 [INFO] [stderr] Compiling string_cache v0.8.3 [INFO] [stderr] Compiling hir v0.1.0 (/opt/rustwide/workdir/hir) [INFO] [stderr] Compiling type-system v0.1.0 (/opt/rustwide/workdir/type-system) [INFO] [stdout] warning: unused variable: `statements` [INFO] [stdout] --> type-system/src/lib.rs:431:14 [INFO] [stdout] | [INFO] [stdout] 431 | pub fn infer(statements: Vec>) -> Result>, TypeError> { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_statements` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `left1` [INFO] [stdout] --> type-system/src/ty/cons.rs:414:24 [INFO] [stdout] | [INFO] [stdout] 414 | (Self::Row(left1, rest1, right1), Self::Row(left2, rest2, right2)) => todo!(), [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_left1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rest1` [INFO] [stdout] --> type-system/src/ty/cons.rs:414:31 [INFO] [stdout] | [INFO] [stdout] 414 | (Self::Row(left1, rest1, right1), Self::Row(left2, rest2, right2)) => todo!(), [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_rest1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `right1` [INFO] [stdout] --> type-system/src/ty/cons.rs:414:38 [INFO] [stdout] | [INFO] [stdout] 414 | (Self::Row(left1, rest1, right1), Self::Row(left2, rest2, right2)) => todo!(), [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_right1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `left2` [INFO] [stdout] --> type-system/src/ty/cons.rs:414:57 [INFO] [stdout] | [INFO] [stdout] 414 | (Self::Row(left1, rest1, right1), Self::Row(left2, rest2, right2)) => todo!(), [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_left2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rest2` [INFO] [stdout] --> type-system/src/ty/cons.rs:414:64 [INFO] [stdout] | [INFO] [stdout] 414 | (Self::Row(left1, rest1, right1), Self::Row(left2, rest2, right2)) => todo!(), [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_rest2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `right2` [INFO] [stdout] --> type-system/src/ty/cons.rs:414:71 [INFO] [stdout] | [INFO] [stdout] 414 | (Self::Row(left1, rest1, right1), Self::Row(left2, rest2, right2)) => todo!(), [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_right2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `kind` [INFO] [stdout] --> type-system/src/ty.rs:201:8 [INFO] [stdout] | [INFO] [stdout] 201 | fn kind(&self) -> Kind { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `remove` [INFO] [stdout] --> type-system/src/ty.rs:337:8 [INFO] [stdout] | [INFO] [stdout] 337 | fn remove(&mut self, var: Var) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `generalize` [INFO] [stdout] --> type-system/src/ty.rs:340:8 [INFO] [stdout] | [INFO] [stdout] 340 | fn generalize(&self, ty: Type) -> Scheme { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling structopt v0.3.26 [INFO] [stderr] Compiling parser v0.1.0 (/opt/rustwide/workdir/parser) [INFO] [stdout] warning: function is never used: `var_expr` [INFO] [stdout] --> parser/src/lib.rs:94:4 [INFO] [stdout] | [INFO] [stdout] 94 | fn var_expr(var: &str) -> Expr<()> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `var_place` [INFO] [stdout] --> parser/src/lib.rs:97:4 [INFO] [stdout] | [INFO] [stdout] 97 | fn var_place(var: &str) -> PlaceExpr<()> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling butter v0.1.0 (/opt/rustwide/workdir/cli) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 28s [INFO] running `Command { std: "docker" "inspect" "5b8917dd7da410599f2801d17c312e3a3e8a143f80a0aec3dc16fe48b016d1a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b8917dd7da410599f2801d17c312e3a3e8a143f80a0aec3dc16fe48b016d1a9", kill_on_drop: false }` [INFO] [stdout] 5b8917dd7da410599f2801d17c312e3a3e8a143f80a0aec3dc16fe48b016d1a9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9ac894c371c4ccf245c3383d4d36befe3db827aab48295271a5e4f13f65482aa [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" "9ac894c371c4ccf245c3383d4d36befe3db827aab48295271a5e4f13f65482aa", kill_on_drop: false }` [INFO] [stderr] Compiling hir v0.1.0 (/opt/rustwide/workdir/hir) [INFO] [stderr] Compiling parser v0.1.0 (/opt/rustwide/workdir/parser) [INFO] [stderr] Compiling type-system v0.1.0 (/opt/rustwide/workdir/type-system) [INFO] [stderr] Compiling butter v0.1.0 (/opt/rustwide/workdir/cli) [INFO] [stdout] warning: function is never used: `var_expr` [INFO] [stdout] --> parser/src/lib.rs:94:4 [INFO] [stdout] | [INFO] [stdout] 94 | fn var_expr(var: &str) -> Expr<()> { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `var_place` [INFO] [stdout] --> parser/src/lib.rs:97:4 [INFO] [stdout] | [INFO] [stdout] 97 | fn var_place(var: &str) -> PlaceExpr<()> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `statements` [INFO] [stdout] --> type-system/src/lib.rs:431:14 [INFO] [stdout] | [INFO] [stdout] 431 | pub fn infer(statements: Vec>) -> Result>, TypeError> { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_statements` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `left1` [INFO] [stdout] --> type-system/src/ty/cons.rs:414:24 [INFO] [stdout] | [INFO] [stdout] 414 | (Self::Row(left1, rest1, right1), Self::Row(left2, rest2, right2)) => todo!(), [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_left1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rest1` [INFO] [stdout] --> type-system/src/ty/cons.rs:414:31 [INFO] [stdout] | [INFO] [stdout] 414 | (Self::Row(left1, rest1, right1), Self::Row(left2, rest2, right2)) => todo!(), [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_rest1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `right1` [INFO] [stdout] --> type-system/src/ty/cons.rs:414:38 [INFO] [stdout] | [INFO] [stdout] 414 | (Self::Row(left1, rest1, right1), Self::Row(left2, rest2, right2)) => todo!(), [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_right1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `left2` [INFO] [stdout] --> type-system/src/ty/cons.rs:414:57 [INFO] [stdout] | [INFO] [stdout] 414 | (Self::Row(left1, rest1, right1), Self::Row(left2, rest2, right2)) => todo!(), [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_left2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rest2` [INFO] [stdout] --> type-system/src/ty/cons.rs:414:64 [INFO] [stdout] | [INFO] [stdout] 414 | (Self::Row(left1, rest1, right1), Self::Row(left2, rest2, right2)) => todo!(), [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_rest2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `right2` [INFO] [stdout] --> type-system/src/ty/cons.rs:414:71 [INFO] [stdout] | [INFO] [stdout] 414 | (Self::Row(left1, rest1, right1), Self::Row(left2, rest2, right2)) => todo!(), [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_right2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `kind` [INFO] [stdout] --> type-system/src/ty.rs:201:8 [INFO] [stdout] | [INFO] [stdout] 201 | fn kind(&self) -> Kind { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `remove` [INFO] [stdout] --> type-system/src/ty.rs:337:8 [INFO] [stdout] | [INFO] [stdout] 337 | fn remove(&mut self, var: Var) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `generalize` [INFO] [stdout] --> type-system/src/ty.rs:340:8 [INFO] [stdout] | [INFO] [stdout] 340 | fn generalize(&self, ty: Type) -> Scheme { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `statements` [INFO] [stdout] --> type-system/src/lib.rs:431:14 [INFO] [stdout] | [INFO] [stdout] 431 | pub fn infer(statements: Vec>) -> Result>, TypeError> { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_statements` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `left1` [INFO] [stdout] --> type-system/src/ty/cons.rs:414:24 [INFO] [stdout] | [INFO] [stdout] 414 | (Self::Row(left1, rest1, right1), Self::Row(left2, rest2, right2)) => todo!(), [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_left1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rest1` [INFO] [stdout] --> type-system/src/ty/cons.rs:414:31 [INFO] [stdout] | [INFO] [stdout] 414 | (Self::Row(left1, rest1, right1), Self::Row(left2, rest2, right2)) => todo!(), [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_rest1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `right1` [INFO] [stdout] --> type-system/src/ty/cons.rs:414:38 [INFO] [stdout] | [INFO] [stdout] 414 | (Self::Row(left1, rest1, right1), Self::Row(left2, rest2, right2)) => todo!(), [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_right1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `left2` [INFO] [stdout] --> type-system/src/ty/cons.rs:414:57 [INFO] [stdout] | [INFO] [stdout] 414 | (Self::Row(left1, rest1, right1), Self::Row(left2, rest2, right2)) => todo!(), [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_left2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rest2` [INFO] [stdout] --> type-system/src/ty/cons.rs:414:64 [INFO] [stdout] | [INFO] [stdout] 414 | (Self::Row(left1, rest1, right1), Self::Row(left2, rest2, right2)) => todo!(), [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_rest2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `right2` [INFO] [stdout] --> type-system/src/ty/cons.rs:414:71 [INFO] [stdout] | [INFO] [stdout] 414 | (Self::Row(left1, rest1, right1), Self::Row(left2, rest2, right2)) => todo!(), [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_right2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `kind` [INFO] [stdout] --> type-system/src/ty.rs:201:8 [INFO] [stdout] | [INFO] [stdout] 201 | fn kind(&self) -> Kind { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `remove` [INFO] [stdout] --> type-system/src/ty.rs:337:8 [INFO] [stdout] | [INFO] [stdout] 337 | fn remove(&mut self, var: Var) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `generalize` [INFO] [stdout] --> type-system/src/ty.rs:340:8 [INFO] [stdout] | [INFO] [stdout] 340 | fn generalize(&self, ty: Type) -> Scheme { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 33.26s [INFO] running `Command { std: "docker" "inspect" "9ac894c371c4ccf245c3383d4d36befe3db827aab48295271a5e4f13f65482aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ac894c371c4ccf245c3383d4d36befe3db827aab48295271a5e4f13f65482aa", kill_on_drop: false }` [INFO] [stdout] 9ac894c371c4ccf245c3383d4d36befe3db827aab48295271a5e4f13f65482aa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", 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] e9a0567b8877ea7266d7268ea99099d8a960265b92fa1ecd341f97be2f274cf5 [INFO] running `Command { std: "docker" "start" "-a" "e9a0567b8877ea7266d7268ea99099d8a960265b92fa1ecd341f97be2f274cf5", kill_on_drop: false }` [INFO] [stderr] warning: function is never used: `var_expr` [INFO] [stderr] --> parser/src/lib.rs:94:4 [INFO] [stderr] | [INFO] [stderr] 94 | fn var_expr(var: &str) -> Expr<()> { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `var_place` [INFO] [stderr] --> parser/src/lib.rs:97:4 [INFO] [stderr] | [INFO] [stderr] 97 | fn var_place(var: &str) -> PlaceExpr<()> { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `statements` [INFO] [stderr] --> type-system/src/lib.rs:431:14 [INFO] [stderr] | [INFO] [stderr] 431 | pub fn infer(statements: Vec>) -> Result>, TypeError> { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_statements` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `left1` [INFO] [stderr] --> type-system/src/ty/cons.rs:414:24 [INFO] [stderr] | [INFO] [stderr] 414 | (Self::Row(left1, rest1, right1), Self::Row(left2, rest2, right2)) => todo!(), [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_left1` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rest1` [INFO] [stderr] --> type-system/src/ty/cons.rs:414:31 [INFO] [stderr] | [INFO] [stderr] 414 | (Self::Row(left1, rest1, right1), Self::Row(left2, rest2, right2)) => todo!(), [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_rest1` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `right1` [INFO] [stderr] --> type-system/src/ty/cons.rs:414:38 [INFO] [stderr] | [INFO] [stderr] 414 | (Self::Row(left1, rest1, right1), Self::Row(left2, rest2, right2)) => todo!(), [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_right1` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `left2` [INFO] [stderr] --> type-system/src/ty/cons.rs:414:57 [INFO] [stderr] | [INFO] [stderr] 414 | (Self::Row(left1, rest1, right1), Self::Row(left2, rest2, right2)) => todo!(), [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_left2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rest2` [INFO] [stderr] --> type-system/src/ty/cons.rs:414:64 [INFO] [stderr] | [INFO] [stderr] 414 | (Self::Row(left1, rest1, right1), Self::Row(left2, rest2, right2)) => todo!(), [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_rest2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `right2` [INFO] [stderr] --> type-system/src/ty/cons.rs:414:71 [INFO] [stderr] | [INFO] [stderr] 414 | (Self::Row(left1, rest1, right1), Self::Row(left2, rest2, right2)) => todo!(), [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_right2` [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `kind` [INFO] [stderr] --> type-system/src/ty.rs:201:8 [INFO] [stderr] | [INFO] [stderr] 201 | fn kind(&self) -> Kind { [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `remove` [INFO] [stderr] --> type-system/src/ty.rs:337:8 [INFO] [stderr] | [INFO] [stderr] 337 | fn remove(&mut self, var: Var) { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `generalize` [INFO] [stderr] --> type-system/src/ty.rs:340:8 [INFO] [stderr] | [INFO] [stderr] 340 | fn generalize(&self, ty: Type) -> Scheme { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `parser` (lib) generated 2 warnings [INFO] [stderr] warning: `type-system` (lib) generated 10 warnings [INFO] [stderr] warning: `type-system` (lib test) generated 10 warnings (10 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/butter-c57a2358a77812d7) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hir-0d87343286961534) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/parser-8b9c157f91de616c) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 23 tests [INFO] [stdout] test expr::float::test::not_float ... ok [INFO] [stdout] test expr::float::test::float_2 ... ok [INFO] [stdout] test expr::integer::test::decimal ... ok [INFO] [stdout] test expr::integer::test::hex ... ok [INFO] [stdout] test expr::integer::test::oct ... ok [INFO] [stdout] test expr::float::test::float_3 ... ok [INFO] [stdout] test expr::float::test::float_1 ... ok [INFO] [stdout] test expr::float::test::float_0 ... ok [INFO] [stdout] test ident_keyword::test::non_ident ... ok [INFO] [stdout] test ident_keyword::test::non_keyword ... ok [INFO] [stdout] test expr::string::test::string ... ok [INFO] [stdout] test ident_keyword::test::test_ident_or_keyword ... ok [INFO] [stdout] test ident_keyword::test::test_keyword ... ok [INFO] [stdout] test expr::integer::test::bin ... ok [INFO] [stdout] test test::insignificant ... ok [INFO] [stdout] test expr::test::ignore_higher_precedence ... ok [INFO] [stdout] test expr::test::group ... ok [INFO] [stdout] test statement::test::chain_assign ... ok [INFO] [stdout] test statement::test::var ... ok [INFO] [stdout] test expr::test::ignore_range ... ok [INFO] [stdout] test expr::test::precedence ... ok [INFO] [stdout] test expr::test::right_associative ... ok [INFO] [stdout] test statement::test::parallel_assign ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/parser-83321e86c9a4451f) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/type_system-5bfaa2096ba91124) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests hir [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests parser [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests type-system [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e9a0567b8877ea7266d7268ea99099d8a960265b92fa1ecd341f97be2f274cf5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9a0567b8877ea7266d7268ea99099d8a960265b92fa1ecd341f97be2f274cf5", kill_on_drop: false }` [INFO] [stdout] e9a0567b8877ea7266d7268ea99099d8a960265b92fa1ecd341f97be2f274cf5