[INFO] cloning repository https://github.com/VimHax/Ares
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/VimHax/Ares" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVimHax%2FAres", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVimHax%2FAres'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 42705b1d8052172411bf557b2e68069e99303568
[INFO] building VimHax/Ares against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FVimHax%2FAres" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/VimHax/Ares on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/VimHax/Ares
[INFO] finished tweaking git repo https://github.com/VimHax/Ares
[INFO] tweaked toml for git repo https://github.com/VimHax/Ares written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/VimHax/Ares 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded llvm-sys v120.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d111164c450bd0aac186a0c8ca70cd00dd97f7e670a7f1e9c247a5b644daf10c
[INFO] running `Command { std: "docker" "start" "-a" "d111164c450bd0aac186a0c8ca70cd00dd97f7e670a7f1e9c247a5b644daf10c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d111164c450bd0aac186a0c8ca70cd00dd97f7e670a7f1e9c247a5b644daf10c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d111164c450bd0aac186a0c8ca70cd00dd97f7e670a7f1e9c247a5b644daf10c", kill_on_drop: false }`
[INFO] [stdout] d111164c450bd0aac186a0c8ca70cd00dd97f7e670a7f1e9c247a5b644daf10c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1062351236a78a6aab2f64c39eb2e0e3c70604d52fd784abec8fe57063f801b
[INFO] running `Command { std: "docker" "start" "-a" "f1062351236a78a6aab2f64c39eb2e0e3c70604d52fd784abec8fe57063f801b", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling ares_core v1.0.0 (/opt/rustwide/workdir/ares_core)
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling analyzer v1.0.0 (/opt/rustwide/workdir/analyzer)
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling codespan-reporting v0.11.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling parser v1.0.0 (/opt/rustwide/workdir/parser)
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling language-server v1.0.0 (/opt/rustwide/workdir/language-server)
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling llvm-sys v120.0.0
[INFO] [stderr]    Compiling compiler v1.0.0 (/opt/rustwide/workdir/compiler)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> compiler/src/llvm/generate_ir.rs:156:3
[INFO] [stdout]     |
[INFO] [stdout] 156 |           /// String { length: i64, chars: *i8 }
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 157 | /         string: {
[INFO] [stdout] 158 | |             let name = CString::new("String").unwrap();
[INFO] [stdout] 159 | |             let struct_type = LLVMStructCreateNamed(context, name.as_ptr());
[INFO] [stdout] 160 | |             let i64_type = LLVMInt64TypeInContext(context);
[INFO] [stdout] 161 | |             LLVMStructSetBody(struct_type, vec![i64_type, i8_ptr_type].as_mut_ptr(), 2, 0);
[INFO] [stdout] 162 | |             struct_type
[INFO] [stdout] 163 | |         },
[INFO] [stdout]     | |_________- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.41s
[INFO] running `Command { std: "docker" "inspect" "f1062351236a78a6aab2f64c39eb2e0e3c70604d52fd784abec8fe57063f801b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1062351236a78a6aab2f64c39eb2e0e3c70604d52fd784abec8fe57063f801b", kill_on_drop: false }`
[INFO] [stdout] f1062351236a78a6aab2f64c39eb2e0e3c70604d52fd784abec8fe57063f801b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25489c18a8f4c6dfec5c169ddd8951cf8d1994c2fcd5c846e54a5c8f9baf4cbe
[INFO] running `Command { std: "docker" "start" "-a" "25489c18a8f4c6dfec5c169ddd8951cf8d1994c2fcd5c846e54a5c8f9baf4cbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling analyzer v1.0.0 (/opt/rustwide/workdir/analyzer)
[INFO] [stderr]    Compiling ares_core v1.0.0 (/opt/rustwide/workdir/ares_core)
[INFO] [stderr]    Compiling parser v1.0.0 (/opt/rustwide/workdir/parser)
[INFO] [stderr]    Compiling language-server v1.0.0 (/opt/rustwide/workdir/language-server)
[INFO] [stderr]    Compiling compiler v1.0.0 (/opt/rustwide/workdir/compiler)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]    --> compiler/src/llvm/generate_ir.rs:156:3
[INFO] [stdout]     |
[INFO] [stdout] 156 |           /// String { length: i64, chars: *i8 }
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 157 | /         string: {
[INFO] [stdout] 158 | |             let name = CString::new("String").unwrap();
[INFO] [stdout] 159 | |             let struct_type = LLVMStructCreateNamed(context, name.as_ptr());
[INFO] [stdout] 160 | |             let i64_type = LLVMInt64TypeInContext(context);
[INFO] [stdout] 161 | |             LLVMStructSetBody(struct_type, vec![i64_type, i8_ptr_type].as_mut_ptr(), 2, 0);
[INFO] [stdout] 162 | |             struct_type
[INFO] [stdout] 163 | |         },
[INFO] [stdout]     | |_________- rustdoc does not generate documentation for expression fields
[INFO] [stdout]     |
[INFO] [stdout]     = help: use `//` for a plain comment
[INFO] [stdout]     = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "25489c18a8f4c6dfec5c169ddd8951cf8d1994c2fcd5c846e54a5c8f9baf4cbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25489c18a8f4c6dfec5c169ddd8951cf8d1994c2fcd5c846e54a5c8f9baf4cbe", kill_on_drop: false }`
[INFO] [stdout] 25489c18a8f4c6dfec5c169ddd8951cf8d1994c2fcd5c846e54a5c8f9baf4cbe