[INFO] cloning repository https://github.com/dustlang/chalk [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dustlang/chalk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustlang%2Fchalk", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustlang%2Fchalk'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fbfa00e831a12eae33f1dd56b705655ded3bc42b [INFO] checking dustlang/chalk against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustlang%2Fchalk" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dustlang/chalk on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dustlang/chalk [INFO] finished tweaking git repo https://github.com/dustlang/chalk [INFO] tweaked toml for git repo https://github.com/dustlang/chalk written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/dustlang/chalk 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tracing-serde v0.1.1 [INFO] [stderr] Downloaded tracing-attributes v0.1.10 [INFO] [stderr] Downloaded ena v0.14.0 [INFO] [stderr] Downloaded tracing-log v0.1.1 [INFO] [stderr] Downloaded sharded-slab v0.0.9 [INFO] [stderr] Downloaded tracing-subscriber v0.2.11 [INFO] [stderr] Downloaded tracing-core v0.1.14 [INFO] [stderr] Downloaded ctor v0.1.15 [INFO] [stderr] Downloaded bit-vec v0.6.2 [INFO] [stderr] Downloaded lalrpop-util v0.19.0 [INFO] [stderr] Downloaded diff v0.1.12 [INFO] [stderr] Downloaded dirs v1.0.5 [INFO] [stderr] Downloaded generic-array v0.12.3 [INFO] [stderr] Downloaded pretty_assertions v0.6.1 [INFO] [stderr] Downloaded rustyline v7.1.0 [INFO] [stderr] Downloaded difference v2.0.0 [INFO] [stderr] Downloaded lalrpop v0.19.0 [INFO] [stderr] Downloaded salsa v0.16.0 [INFO] [stderr] Downloaded docopt v1.1.0 [INFO] [stderr] Downloaded crossbeam-utils v0.8.3 [INFO] [stderr] Downloaded term v0.5.2 [INFO] [stderr] Downloaded salsa-macros v0.16.0 [INFO] [stderr] Downloaded string_cache v0.8.0 [INFO] [stderr] Downloaded oorandom v11.1.2 [INFO] [stderr] Downloaded siphasher v0.3.3 [INFO] [stderr] Downloaded output_vt100 v0.1.2 [INFO] [stderr] Downloaded utf8parse v0.2.0 [INFO] [stderr] Downloaded tracing-tree v0.1.5 [INFO] [stderr] Downloaded ascii-canvas v2.0.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cfa2554b3b0b178b405ba27d775e33281af610d35907071d675e79f503294ac7 [INFO] running `Command { std: "docker" "start" "-a" "cfa2554b3b0b178b405ba27d775e33281af610d35907071d675e79f503294ac7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cfa2554b3b0b178b405ba27d775e33281af610d35907071d675e79f503294ac7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cfa2554b3b0b178b405ba27d775e33281af610d35907071d675e79f503294ac7", kill_on_drop: false }` [INFO] [stdout] cfa2554b3b0b178b405ba27d775e33281af610d35907071d675e79f503294ac7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 21f0398ff44f68e7b10aaceba4126c1e5ed50460b6bcad40b574e34e8b279233 [INFO] running `Command { std: "docker" "start" "-a" "21f0398ff44f68e7b10aaceba4126c1e5ed50460b6bcad40b574e34e8b279233", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling syn v1.0.38 [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling hashbrown v0.8.2 [INFO] [stderr] Compiling indexmap v1.5.1 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking tracing-core v0.1.14 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling siphasher v0.3.3 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling either v1.6.0 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [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 fake-simd v0.1.2 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling ena v0.14.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Checking tracing-log v0.1.1 [INFO] [stderr] Checking sharded-slab v0.0.9 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Checking itertools v0.10.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking instant v0.1.6 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking lock_api v0.4.1 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Checking parking_lot_core v0.8.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking oorandom v11.1.2 [INFO] [stderr] Checking unicode-xid v0.2.1 [INFO] [stderr] Checking nix v0.19.1 [INFO] [stderr] Checking chrono v0.4.13 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking parking_lot v0.11.0 [INFO] [stderr] Compiling sha2 v0.8.2 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Checking utf8parse v0.2.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stderr] Checking pretty_assertions v0.6.1 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking lalrpop-util v0.19.0 [INFO] [stderr] Checking rustyline v7.1.0 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling tracing-attributes v0.1.10 [INFO] [stderr] Compiling chalk-derive v0.61.0-dev.0 (/opt/rustwide/workdir/chalk-derive) [INFO] [stderr] Compiling salsa-macros v0.16.0 [INFO] [stderr] Checking chalk-ir v0.61.0-dev.0 (/opt/rustwide/workdir/chalk-ir) [INFO] [stdout] warning: the item `Fold` is imported redundantly [INFO] [stdout] --> chalk-ir/src/zip.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::fold::Fold; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 4 | use crate::*; [INFO] [stdout] | -------- the item `Fold` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PhantomData` is imported redundantly [INFO] [stdout] --> chalk-ir/src/fold/boring_impls.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::*; [INFO] [stdout] | -------- the item `PhantomData` is already imported here [INFO] [stdout] 9 | use std::marker::PhantomData; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Fold` is imported redundantly [INFO] [stdout] --> chalk-ir/src/fold/shift.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use super::Fold; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 4 | use crate::*; [INFO] [stdout] | -------- the item `Fold` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Shift` is imported redundantly [INFO] [stdout] --> chalk-ir/src/fold/subst.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Shift` is already imported here [INFO] [stdout] 2 | use crate::fold::shift::Shift; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PhantomData` is imported redundantly [INFO] [stdout] --> chalk-ir/src/cast.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::*; [INFO] [stdout] | -------- the item `PhantomData` is already imported here [INFO] [stdout] 4 | use std::marker::PhantomData; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `HasInterner` is imported redundantly [INFO] [stdout] --> chalk-ir/src/could_match.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::interner::HasInterner; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 4 | use crate::zip::{Zip, Zipper}; [INFO] [stdout] 5 | use crate::*; [INFO] [stdout] | -------- the item `HasInterner` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Fold` is imported redundantly [INFO] [stdout] --> chalk-ir/src/zip.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::fold::Fold; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] 4 | use crate::*; [INFO] [stdout] | -------- the item `Fold` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PhantomData` is imported redundantly [INFO] [stdout] --> chalk-ir/src/fold/boring_impls.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::*; [INFO] [stdout] | -------- the item `PhantomData` is already imported here [INFO] [stdout] 9 | use std::marker::PhantomData; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Fold` is imported redundantly [INFO] [stdout] --> chalk-ir/src/fold/shift.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use super::Fold; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 4 | use crate::*; [INFO] [stdout] | -------- the item `Fold` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Shift` is imported redundantly [INFO] [stdout] --> chalk-ir/src/fold/subst.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Shift` is already imported here [INFO] [stdout] 2 | use crate::fold::shift::Shift; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PhantomData` is imported redundantly [INFO] [stdout] --> chalk-ir/src/cast.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::*; [INFO] [stdout] | -------- the item `PhantomData` is already imported here [INFO] [stdout] 4 | use std::marker::PhantomData; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `HasInterner` is imported redundantly [INFO] [stdout] --> chalk-ir/src/could_match.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use crate::interner::HasInterner; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] 4 | use crate::zip::{Zip, Zipper}; [INFO] [stdout] 5 | use crate::*; [INFO] [stdout] | -------- the item `HasInterner` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tracing v0.1.19 [INFO] [stderr] Checking salsa v0.16.0 [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tracing-serde v0.1.1 [INFO] [stderr] Checking string_cache v0.8.0 [INFO] [stderr] Checking docopt v1.1.0 [INFO] [stderr] Checking tracing-subscriber v0.2.11 [INFO] [stderr] Compiling lalrpop v0.19.0 [INFO] [stderr] Checking tracing-tree v0.1.5 [INFO] [stderr] Checking chalk-solve v0.61.0-dev.0 (/opt/rustwide/workdir/chalk-solve) [INFO] [stdout] warning: the item `chalk_ir` is imported redundantly [INFO] [stdout] --> chalk-solve/src/coherence.rs:6:16 [INFO] [stdout] | [INFO] [stdout] 6 | use chalk_ir::{self, ImplId, TraitId}; [INFO] [stdout] | ^^^^ the item `chalk_ir` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `HasInterner` is imported redundantly [INFO] [stdout] --> chalk-solve/src/infer/instantiate.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use chalk_ir::interner::HasInterner; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 6 | use super::*; [INFO] [stdout] | -------- the item `HasInterner` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Cast` is imported redundantly [INFO] [stdout] --> chalk-solve/src/infer/unify.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | use super::*; [INFO] [stdout] | -------- the item `Cast` is already imported here [INFO] [stdout] 3 | use crate::debug_span; [INFO] [stdout] 4 | use chalk_ir::cast::Cast; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Fold` is imported redundantly [INFO] [stdout] --> chalk-solve/src/infer/unify.rs:5:22 [INFO] [stdout] | [INFO] [stdout] 2 | use super::*; [INFO] [stdout] | -------- the item `Fold` is already imported here [INFO] [stdout] ... [INFO] [stdout] 5 | use chalk_ir::fold::{Fold, Folder}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `HasInterner` is imported redundantly [INFO] [stdout] --> chalk-solve/src/infer/unify.rs:6:26 [INFO] [stdout] | [INFO] [stdout] 2 | use super::*; [INFO] [stdout] | -------- the item `HasInterner` is already imported here [INFO] [stdout] ... [INFO] [stdout] 6 | use chalk_ir::interner::{HasInterner, Interner}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Interner` is imported redundantly [INFO] [stdout] --> chalk-solve/src/infer/unify.rs:6:39 [INFO] [stdout] | [INFO] [stdout] 2 | use super::*; [INFO] [stdout] | -------- the item `Interner` is already imported here [INFO] [stdout] ... [INFO] [stdout] 6 | use chalk_ir::interner::{HasInterner, Interner}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `UnificationDatabase` is imported redundantly [INFO] [stdout] --> chalk-solve/src/infer/unify.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 2 | use super::*; [INFO] [stdout] | -------- the item `UnificationDatabase` is already imported here [INFO] [stdout] ... [INFO] [stdout] 8 | use chalk_ir::UnificationDatabase; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `max_universe` is never read [INFO] [stdout] --> chalk-solve/src/infer/canonicalize.rs:67:5 [INFO] [stdout] | [INFO] [stdout] 58 | pub struct Canonicalized { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 67 | max_universe: UniverseIndex, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Canonicalized` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking chalk-recursive v0.61.0-dev.0 (/opt/rustwide/workdir/chalk-recursive) [INFO] [stderr] Checking chalk-engine v0.61.0-dev.0 (/opt/rustwide/workdir/chalk-engine) [INFO] [stdout] warning: the item `Eq` is imported redundantly [INFO] [stdout] --> chalk-engine/src/derived.rs:6:16 [INFO] [stdout] | [INFO] [stdout] 6 | use std::cmp::{Eq, PartialEq}; [INFO] [stdout] | ^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Eq` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PartialEq` is imported redundantly [INFO] [stdout] --> chalk-engine/src/derived.rs:6:20 [INFO] [stdout] | [INFO] [stdout] 6 | use std::cmp::{Eq, PartialEq}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `PartialEq` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `MergeWith` is never used [INFO] [stdout] --> chalk-recursive/src/recursive.rs:66:7 [INFO] [stdout] | [INFO] [stdout] 66 | trait MergeWith { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> chalk-engine/src/logic.rs:1315:9 [INFO] [stdout] | [INFO] [stdout] 1315 | mut canonical_strand: &mut CanonicalStrand, [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling chalk-parse v0.61.0-dev.0 (/opt/rustwide/workdir/chalk-parse) [INFO] [stderr] Checking chalk-integration v0.61.0-dev.0 (/opt/rustwide/workdir/chalk-integration) [INFO] [stdout] warning: the item `chalk_ir` is imported redundantly [INFO] [stdout] --> chalk-integration/src/lowering/env.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | self, AdtId, BoundVar, ClosureId, DebruijnIndex, FnDefId, GeneratorId, OpaqueTyId, TraitId, [INFO] [stdout] | ^^^^ the item `chalk_ir` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `chalk_ir` is imported redundantly [INFO] [stdout] --> chalk-integration/src/lowering/program_lowerer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | self, AdtId, AssocTypeId, BoundVar, ClosureId, DebruijnIndex, FnDefId, ForeignDefId, [INFO] [stdout] | ^^^^ the item `chalk_ir` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `chalk_ir` is imported redundantly [INFO] [stdout] --> chalk-integration/src/lowering.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | self, BoundVar, ClausePriority, DebruijnIndex, ImplId, QuantifiedWhereClauses, Substitution, [INFO] [stdout] | ^^^^ the item `chalk_ir` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Clone` is imported redundantly [INFO] [stdout] --> chalk-integration/src/query.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | use std::clone::Clone; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Clone` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Eq` is imported redundantly [INFO] [stdout] --> chalk-integration/src/query.rs:21:16 [INFO] [stdout] | [INFO] [stdout] 21 | use std::cmp::{Eq, PartialEq}; [INFO] [stdout] | ^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Eq` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PartialEq` is imported redundantly [INFO] [stdout] --> chalk-integration/src/query.rs:21:20 [INFO] [stdout] | [INFO] [stdout] 21 | use std::cmp::{Eq, PartialEq}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `PartialEq` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `chalk_ir` is imported redundantly [INFO] [stdout] --> chalk-integration/src/lowering/env.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | self, AdtId, BoundVar, ClosureId, DebruijnIndex, FnDefId, GeneratorId, OpaqueTyId, TraitId, [INFO] [stdout] | ^^^^ the item `chalk_ir` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `chalk_ir` is imported redundantly [INFO] [stdout] --> chalk-integration/src/lowering/program_lowerer.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | self, AdtId, AssocTypeId, BoundVar, ClosureId, DebruijnIndex, FnDefId, ForeignDefId, [INFO] [stdout] | ^^^^ the item `chalk_ir` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `chalk_ir` is imported redundantly [INFO] [stdout] --> chalk-integration/src/lowering.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | self, BoundVar, ClausePriority, DebruijnIndex, ImplId, QuantifiedWhereClauses, Substitution, [INFO] [stdout] | ^^^^ the item `chalk_ir` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Clone` is imported redundantly [INFO] [stdout] --> chalk-integration/src/query.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | use std::clone::Clone; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Clone` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Eq` is imported redundantly [INFO] [stdout] --> chalk-integration/src/query.rs:21:16 [INFO] [stdout] | [INFO] [stdout] 21 | use std::cmp::{Eq, PartialEq}; [INFO] [stdout] | ^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Eq` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PartialEq` is imported redundantly [INFO] [stdout] --> chalk-integration/src/query.rs:21:20 [INFO] [stdout] | [INFO] [stdout] 21 | use std::cmp::{Eq, PartialEq}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `PartialEq` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> chalk-integration/src/lowering/env.rs:85:11 [INFO] [stdout] | [INFO] [stdout] 85 | Trait(TraitId), [INFO] [stdout] | ----- ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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] 85 | Trait(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking chalk v0.61.0-dev.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> chalk-integration/src/lowering/env.rs:85:11 [INFO] [stdout] | [INFO] [stdout] 85 | Trait(TraitId), [INFO] [stdout] | ----- ^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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] 85 | Trait(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Eq` is imported redundantly [INFO] [stdout] --> chalk-engine/src/derived.rs:6:16 [INFO] [stdout] | [INFO] [stdout] 6 | use std::cmp::{Eq, PartialEq}; [INFO] [stdout] | ^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Eq` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `PartialEq` is imported redundantly [INFO] [stdout] --> chalk-engine/src/derived.rs:6:20 [INFO] [stdout] | [INFO] [stdout] 6 | use std::cmp::{Eq, PartialEq}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `PartialEq` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `MergeWith` is never used [INFO] [stdout] --> chalk-recursive/src/recursive.rs:66:7 [INFO] [stdout] | [INFO] [stdout] 66 | trait MergeWith { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `chalk_ir` is imported redundantly [INFO] [stdout] --> chalk-solve/src/coherence.rs:6:16 [INFO] [stdout] | [INFO] [stdout] 6 | use chalk_ir::{self, ImplId, TraitId}; [INFO] [stdout] | ^^^^ the item `chalk_ir` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `HasInterner` is imported redundantly [INFO] [stdout] --> chalk-solve/src/infer/instantiate.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use chalk_ir::interner::HasInterner; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 6 | use super::*; [INFO] [stdout] | -------- the item `HasInterner` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Cast` is imported redundantly [INFO] [stdout] --> chalk-solve/src/infer/unify.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 2 | use super::*; [INFO] [stdout] | -------- the item `Cast` is already imported here [INFO] [stdout] 3 | use crate::debug_span; [INFO] [stdout] 4 | use chalk_ir::cast::Cast; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Fold` is imported redundantly [INFO] [stdout] --> chalk-solve/src/infer/unify.rs:5:22 [INFO] [stdout] | [INFO] [stdout] 2 | use super::*; [INFO] [stdout] | -------- the item `Fold` is already imported here [INFO] [stdout] ... [INFO] [stdout] 5 | use chalk_ir::fold::{Fold, Folder}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `HasInterner` is imported redundantly [INFO] [stdout] --> chalk-solve/src/infer/unify.rs:6:26 [INFO] [stdout] | [INFO] [stdout] 2 | use super::*; [INFO] [stdout] | -------- the item `HasInterner` is already imported here [INFO] [stdout] ... [INFO] [stdout] 6 | use chalk_ir::interner::{HasInterner, Interner}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Interner` is imported redundantly [INFO] [stdout] --> chalk-solve/src/infer/unify.rs:6:39 [INFO] [stdout] | [INFO] [stdout] 2 | use super::*; [INFO] [stdout] | -------- the item `Interner` is already imported here [INFO] [stdout] ... [INFO] [stdout] 6 | use chalk_ir::interner::{HasInterner, Interner}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `UnificationDatabase` is imported redundantly [INFO] [stdout] --> chalk-solve/src/infer/unify.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 2 | use super::*; [INFO] [stdout] | -------- the item `UnificationDatabase` is already imported here [INFO] [stdout] ... [INFO] [stdout] 8 | use chalk_ir::UnificationDatabase; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> chalk-engine/src/logic.rs:1315:9 [INFO] [stdout] | [INFO] [stdout] 1315 | mut canonical_strand: &mut CanonicalStrand, [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: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `max_universe` is never read [INFO] [stdout] --> chalk-solve/src/infer/canonicalize.rs:67:5 [INFO] [stdout] | [INFO] [stdout] 58 | pub struct Canonicalized { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 67 | max_universe: UniverseIndex, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Canonicalized` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.87s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.19.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "21f0398ff44f68e7b10aaceba4126c1e5ed50460b6bcad40b574e34e8b279233", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21f0398ff44f68e7b10aaceba4126c1e5ed50460b6bcad40b574e34e8b279233", kill_on_drop: false }` [INFO] [stdout] 21f0398ff44f68e7b10aaceba4126c1e5ed50460b6bcad40b574e34e8b279233 [INFO] checking dustlang/chalk against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdustlang%2Fchalk" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/dustlang/chalk on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/dustlang/chalk [INFO] finished tweaking git repo https://github.com/dustlang/chalk [INFO] tweaked toml for git repo https://github.com/dustlang/chalk written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/dustlang/chalk 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e6f9a493540dcfeb27a09bcafbc8459317d9bfee005a16f7451cf2b2e8a467bb [INFO] running `Command { std: "docker" "start" "-a" "e6f9a493540dcfeb27a09bcafbc8459317d9bfee005a16f7451cf2b2e8a467bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e6f9a493540dcfeb27a09bcafbc8459317d9bfee005a16f7451cf2b2e8a467bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6f9a493540dcfeb27a09bcafbc8459317d9bfee005a16f7451cf2b2e8a467bb", kill_on_drop: false }` [INFO] [stdout] e6f9a493540dcfeb27a09bcafbc8459317d9bfee005a16f7451cf2b2e8a467bb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a0bc98182b67548b1228da36d1a101cf928234264efc5a28bcde2e4186873d9a [INFO] running `Command { std: "docker" "start" "-a" "a0bc98182b67548b1228da36d1a101cf928234264efc5a28bcde2e4186873d9a", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling syn v1.0.38 [INFO] [stderr] Compiling libc v0.2.86 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling hashbrown v0.8.2 [INFO] [stderr] Compiling indexmap v1.5.1 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking tracing-core v0.1.14 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Checking smallvec v1.4.2 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Checking aho-corasick v0.7.13 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Compiling siphasher v0.3.3 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling precomputed-hash v0.1.1 [INFO] [stderr] Compiling new_debug_unreachable v1.0.4 [INFO] [stderr] Compiling either v1.6.0 [INFO] [stderr] Compiling bit-vec v0.6.2 [INFO] [stderr] Compiling strsim v0.9.3 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling ena v0.14.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Checking tracing-log v0.1.1 [INFO] [stderr] Checking sharded-slab v0.0.9 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Compiling diff v0.1.12 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Checking termcolor v1.1.0 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rustc-hash v1.1.0 [INFO] [stderr] Checking itertools v0.10.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Checking chrono v0.4.13 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking instant v0.1.6 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking parking_lot_core v0.8.0 [INFO] [stderr] Checking oorandom v11.1.2 [INFO] [stderr] Checking lock_api v0.4.1 [INFO] [stderr] Checking unicode-xid v0.2.1 [INFO] [stderr] Checking fs2 v0.4.3 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Checking nix v0.19.1 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking parking_lot v0.11.0 [INFO] [stderr] Compiling dirs v1.0.5 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling term v0.5.2 [INFO] [stderr] Checking utf8parse v0.2.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking difference v2.0.0 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/chrono-0.4.13/src/format/parse.rs:489:21 [INFO] [stdout] | [INFO] [stdout] 489 | Err(INVALID)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 489 | Err::(INVALID)?; [INFO] [stdout] | +++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling sha2 v0.8.2 [INFO] [stderr] Compiling ascii-canvas v2.0.0 [INFO] [stderr] Checking pretty_assertions v0.6.1 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `chrono` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "a0bc98182b67548b1228da36d1a101cf928234264efc5a28bcde2e4186873d9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0bc98182b67548b1228da36d1a101cf928234264efc5a28bcde2e4186873d9a", kill_on_drop: false }` [INFO] [stdout] a0bc98182b67548b1228da36d1a101cf928234264efc5a28bcde2e4186873d9a