[INFO] cloning repository https://github.com/tolziplohu/pika [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tolziplohu/pika" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftolziplohu%2Fpika", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftolziplohu%2Fpika'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 81a0f5d8eb08443802d6326c2900da5b14efdb39 [INFO] checking tolziplohu/pika against master#430feb24a46993e5073c1bb1b39da190d83fa2bf for pr-78363 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftolziplohu%2Fpika" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tolziplohu/pika on toolchain 430feb24a46993e5073c1bb1b39da190d83fa2bf [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/tolziplohu/pika [INFO] finished tweaking git repo https://github.com/tolziplohu/pika [INFO] tweaked toml for git repo https://github.com/tolziplohu/pika written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/tolziplohu/pika already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "fetch" "--locked" "--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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ed87a55f928c98fbcd010de43d4dd31c1bd1a5195f4407ef21d3bd574a7f2a61 [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" "ed87a55f928c98fbcd010de43d4dd31c1bd1a5195f4407ef21d3bd574a7f2a61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ed87a55f928c98fbcd010de43d4dd31c1bd1a5195f4407ef21d3bd574a7f2a61", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed87a55f928c98fbcd010de43d4dd31c1bd1a5195f4407ef21d3bd574a7f2a61", kill_on_drop: false }` [INFO] [stdout] ed87a55f928c98fbcd010de43d4dd31c1bd1a5195f4407ef21d3bd574a7f2a61 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+430feb24a46993e5073c1bb1b39da190d83fa2bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9150ccd11a6c41cf7e83119bf43442308f5fbf141e238b9e90c58a37bab6b561 [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" "9150ccd11a6c41cf7e83119bf43442308f5fbf141e238b9e90c58a37bab6b561", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.39 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling cc v1.0.61 [INFO] [stderr] Checking instant v0.1.6 [INFO] [stderr] Compiling siphasher v0.3.3 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Compiling either v1.6.0 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling bit-vec v0.6.2 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Compiling inkwell v0.1.0 (https://github.com/TheDan64/inkwell?branch=llvm10-0#79070d9f) [INFO] [stderr] Checking once_cell v1.4.1 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking oorandom v11.1.2 [INFO] [stderr] Checking arrayvec v0.5.1 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking lock_api v0.4.1 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling libc v0.2.76 [INFO] [stderr] Checking parking_lot_core v0.8.0 [INFO] [stderr] Checking codespan-reporting v0.9.5 [INFO] [stderr] Compiling hashbrown v0.8.2 [INFO] [stderr] Compiling indexmap v1.5.2 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling ena v0.14.0 [INFO] [stderr] Checking pretty v0.10.0 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Checking parking_lot v0.11.0 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Compiling sha2 v0.8.2 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Compiling lalrpop-util v0.19.0 [INFO] [stderr] Compiling llvm-sys v100.2.0 [INFO] [stderr] Compiling inkwell_internals v0.2.0 (https://github.com/TheDan64/inkwell?branch=llvm10-0#79070d9f) [INFO] [stderr] Compiling salsa-macros v0.15.2 [INFO] [stderr] Checking salsa v0.15.2 [INFO] [stderr] Checking durin v0.1.0 (https://github.com/tolziplohu/durin?rev=19bc5e2c9a8bf7f9dae4de892fdd3361a991c092#19bc5e2c) [INFO] [stderr] Compiling string_cache v0.8.0 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.19.0 [INFO] [stderr] Compiling pika v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `BufRead` [INFO] [stdout] --> src/main.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{BufRead, Read}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Arc` [INFO] [stdout] --> src/error.rs:10:17 [INFO] [stdout] | [INFO] [stdout] 10 | use std::sync::{Arc, RwLock}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::VecDeque` [INFO] [stdout] --> src/evaluate.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::collections::VecDeque; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `smallvec::smallvec` [INFO] [stdout] --> src/lower.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use smallvec::smallvec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::evaluate::*` [INFO] [stdout] --> src/query.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::evaluate::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> /opt/rustwide/target/debug/build/pika-1aee15b27d73300d/out/grammar.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `CompilerExt` [INFO] [stdout] --> /opt/rustwide/target/debug/build/pika-1aee15b27d73300d/out/grammar.rs:4:36 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::query::{Compiler, Name, CompilerExt}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BufRead` [INFO] [stdout] --> src/main.rs:3:15 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io::{BufRead, Read}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Arc` [INFO] [stdout] --> src/error.rs:10:17 [INFO] [stdout] | [INFO] [stdout] 10 | use std::sync::{Arc, RwLock}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::VecDeque` [INFO] [stdout] --> src/evaluate.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::collections::VecDeque; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `smallvec::smallvec` [INFO] [stdout] --> src/lower.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use smallvec::smallvec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::evaluate::*` [INFO] [stdout] --> src/query.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::evaluate::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> /opt/rustwide/target/debug/build/pika-1aee15b27d73300d/out/grammar.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `CompilerExt` [INFO] [stdout] --> /opt/rustwide/target/debug/build/pika-1aee15b27d73300d/out/grammar.rs:4:36 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::query::{Compiler, Name, CompilerExt}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arg` [INFO] [stdout] --> src/elaborate.rs:762:29 [INFO] [stdout] | [INFO] [stdout] 762 | Val::Pi(Icit::Impl, arg, cl) if insert => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_arg` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/elaborate.rs:264:37 [INFO] [stdout] | [INFO] [stdout] 264 | MetaEntry::Unsolved(name, span, _) => { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `m` [INFO] [stdout] --> src/lower.rs:109:27 [INFO] [stdout] | [INFO] [stdout] 109 | Var::Meta(m) => todo!("how are global meta solutions handled?"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_m` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `def` [INFO] [stdout] --> src/term.rs:323:33 [INFO] [stdout] | [INFO] [stdout] 323 | Meta::Local(def, id) => Doc::start("?").add(id), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_def` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/elaborate.rs:613:26 [INFO] [stdout] | [INFO] [stdout] 613 | Term::App(i, mut f, mut x) => { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/elaborate.rs:613:33 [INFO] [stdout] | [INFO] [stdout] 613 | Term::App(i, mut f, mut x) => { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `arg` [INFO] [stdout] --> src/elaborate.rs:762:29 [INFO] [stdout] | [INFO] [stdout] 762 | Val::Pi(Icit::Impl, arg, cl) if insert => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_arg` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `name` [INFO] [stdout] --> src/elaborate.rs:264:37 [INFO] [stdout] | [INFO] [stdout] 264 | MetaEntry::Unsolved(name, span, _) => { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_name` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `m` [INFO] [stdout] --> src/lower.rs:109:27 [INFO] [stdout] | [INFO] [stdout] 109 | Var::Meta(m) => todo!("how are global meta solutions handled?"), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_m` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `def` [INFO] [stdout] --> src/term.rs:323:33 [INFO] [stdout] | [INFO] [stdout] 323 | Meta::Local(def, id) => Doc::start("?").add(id), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_def` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/elaborate.rs:613:26 [INFO] [stdout] | [INFO] [stdout] 613 | Term::App(i, mut f, mut x) => { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/elaborate.rs:613:33 [INFO] [stdout] | [INFO] [stdout] 613 | Term::App(i, mut f, mut x) => { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/query.rs:332:13 [INFO] [stdout] | [INFO] [stdout] 332 | self.elaborate_def(*def); [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] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/query.rs:332:13 [INFO] [stdout] | [INFO] [stdout] 332 | self.elaborate_def(*def); [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] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3m 29s [INFO] running `Command { std: "docker" "inspect" "9150ccd11a6c41cf7e83119bf43442308f5fbf141e238b9e90c58a37bab6b561", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9150ccd11a6c41cf7e83119bf43442308f5fbf141e238b9e90c58a37bab6b561", kill_on_drop: false }` [INFO] [stdout] 9150ccd11a6c41cf7e83119bf43442308f5fbf141e238b9e90c58a37bab6b561