[INFO] cloning repository https://github.com/foundation-rs/backend
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/foundation-rs/backend" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoundation-rs%2Fbackend", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoundation-rs%2Fbackend'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc16dff0879314dd05494581aa580c23c74d282f
[INFO] checking foundation-rs/backend against master#7dc9ff5c629753b6930ecfe9a0446538b8e25fb7 for pr-85387
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffoundation-rs%2Fbackend" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/foundation-rs/backend on toolchain 7dc9ff5c629753b6930ecfe9a0446538b8e25fb7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/foundation-rs/backend
[INFO] finished tweaking git repo https://github.com/foundation-rs/backend
[INFO] tweaked toml for git repo https://github.com/foundation-rs/backend written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/foundation-rs/backend already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "fetch" "--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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87db034271aa4b52cac594bde4b5a2b240994e4eeb0cb17aaa4ec39e4ed786d9
[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" "87db034271aa4b52cac594bde4b5a2b240994e4eeb0cb17aaa4ec39e4ed786d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87db034271aa4b52cac594bde4b5a2b240994e4eeb0cb17aaa4ec39e4ed786d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87db034271aa4b52cac594bde4b5a2b240994e4eeb0cb17aaa4ec39e4ed786d9", kill_on_drop: false }`
[INFO] [stdout] 87db034271aa4b52cac594bde4b5a2b240994e4eeb0cb17aaa4ec39e4ed786d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7dc9ff5c629753b6930ecfe9a0446538b8e25fb7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b599a89ad142cfe4fcc74d0b277e9b0d5e6aba32f2dbb491e2bfaa096b13fc3
[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" "8b599a89ad142cfe4fcc74d0b277e9b0d5e6aba32f2dbb491e2bfaa096b13fc3", kill_on_drop: false }`
[INFO] [stderr]     Checking smallvec v1.5.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.0
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling v_escape v0.13.2
[INFO] [stderr]    Compiling oracle v0.1.0 (/opt/rustwide/workdir/oracle)
[INFO] [stderr]    Compiling v_htmlescape v0.10.4
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking instant v0.1.8
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking tinyvec v1.0.1
[INFO] [stderr]    Compiling time v0.2.23
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling cookie v0.14.3
[INFO] [stderr]     Checking bytestring v0.1.5
[INFO] [stderr]     Checking buf-min v0.1.1
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking socket2 v0.3.16
[INFO] [stderr]     Checking encoding_rs v0.8.26
[INFO] [stderr]     Checking openssl-sys v0.9.58
[INFO] [stderr]     Checking brotli-sys v0.3.2
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking resolv-conf v0.7.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling actix-macros v0.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling actix-web-codegen v0.4.0
[INFO] [stderr]    Compiling oracle_derive v0.1.0 (/opt/rustwide/workdir/oracle_derive)
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking sha-1 v0.9.2
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stdout] warning: unused import: `syn::token::Token`
[INFO] [stdout]  --> oracle_derive/src/internals/ast.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use syn::token::Token;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Span`
[INFO] [stdout]  --> oracle_derive/src/query.rs:1:28
[INFO] [stdout]   |
[INFO] [stdout] 1 | use proc_macro2::{Literal, Span, TokenStream};
[INFO] [stdout]   |                            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Generics`, `ImplGenerics`
[INFO] [stdout]  --> oracle_derive/src/query.rs:2:50
[INFO] [stdout]   |
[INFO] [stdout] 2 | use syn::{self, Index, Member, spanned::Spanned, ImplGenerics, Generics};
[INFO] [stdout]   |                                                  ^^^^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Data`, `Field`, `Ident`, `TypePath`, `Type`
[INFO] [stdout]  --> oracle_derive/src/params.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use syn::{self, Data, Field, Ident, Index, Member, spanned::Spanned, Type, TypePath};
[INFO] [stdout]   |                 ^^^^  ^^^^^  ^^^^^                                   ^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryFrom`
[INFO] [stdout]  --> oracle_derive/src/params.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::convert::TryFrom;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> oracle_derive/src/utils.rs:15:27
[INFO] [stdout]    |
[INFO] [stdout] 15 |                     match (meta) {
[INFO] [stdout]    |                           ^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stdout] warning: unused variable: `cx`
[INFO] [stdout]    --> oracle_derive/src/internals/ast.rs:144:5
[INFO] [stdout]     |
[INFO] [stdout] 144 |     cx: &Ctxt,
[INFO] [stdout]     |     ^^ help: if this is intentional, prefix it with an underscore: `_cx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rust_decimal v1.8.1
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> oracle_derive/src/internals/ast.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let mut item = Container {
[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] [stderr]     Checking quick-xml v0.20.0
[INFO] [stdout] warning: associated function is never used: `syn_error`
[INFO] [stdout]   --> oracle_derive/src/internals/ctx.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn syn_error(&self, err: syn::Error) {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `ungroup`
[INFO] [stdout]  --> oracle_derive/src/internals/mod.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn ungroup(mut ty: &Type) -> &Type {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `extract_reference`
[INFO] [stdout]   --> oracle_derive/src/utils.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | pub fn extract_reference(ty: &syn::Type) -> Option<&syn::TypeReference> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking syn v1.0.48
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr] error: could not compile `encoding_rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name encoding_rs --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/encoding_rs-0.8.26/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=3bc2a83f2c87794a -C extra-filename=-3bc2a83f2c87794a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-4967f2c063bf2af6.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "8b599a89ad142cfe4fcc74d0b277e9b0d5e6aba32f2dbb491e2bfaa096b13fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b599a89ad142cfe4fcc74d0b277e9b0d5e6aba32f2dbb491e2bfaa096b13fc3", kill_on_drop: false }`
[INFO] [stdout] 8b599a89ad142cfe4fcc74d0b277e9b0d5e6aba32f2dbb491e2bfaa096b13fc3