[INFO] cloning repository https://github.com/matter-labs/era-compiler-llvm-builder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matter-labs/era-compiler-llvm-builder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatter-labs%2Fera-compiler-llvm-builder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatter-labs%2Fera-compiler-llvm-builder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0163b5b172a8d161dfbf8b3339c41bd86ce52300
[INFO] checking matter-labs/era-compiler-llvm-builder against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatter-labs%2Fera-compiler-llvm-builder" "/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/matter-labs/era-compiler-llvm-builder 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] removed /workspace/builds/worker-7-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/matter-labs/era-compiler-llvm-builder
[INFO] finished tweaking git repo https://github.com/matter-labs/era-compiler-llvm-builder
[INFO] tweaked toml for git repo https://github.com/matter-labs/era-compiler-llvm-builder written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/matter-labs/era-compiler-llvm-builder 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]  Downloading crates ...
[INFO] [stderr]   Downloaded globwalk v0.9.1
[INFO] [stderr]   Downloaded assert_fs v1.1.1
[INFO] [stderr]   Downloaded assert_cmd v2.0.14
[INFO] [stderr]   Downloaded fs_extra v1.3.0
[INFO] [stderr]   Downloaded rstest v0.18.2
[INFO] [stderr]   Downloaded rstest_macros v0.18.2
[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] c2d18f965bbbcc018adae604d889205186691032e424a27afaa0809c0bb82416
[INFO] running `Command { std: "docker" "start" "-a" "c2d18f965bbbcc018adae604d889205186691032e424a27afaa0809c0bb82416", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2d18f965bbbcc018adae604d889205186691032e424a27afaa0809c0bb82416", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2d18f965bbbcc018adae604d889205186691032e424a27afaa0809c0bb82416", kill_on_drop: false }`
[INFO] [stdout] c2d18f965bbbcc018adae604d889205186691032e424a27afaa0809c0bb82416
[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] 4628763f1c754bda82b304a34ae1da2660257e7079458e76a8e76e73b5774219
[INFO] running `Command { std: "docker" "start" "-a" "4628763f1c754bda82b304a34ae1da2660257e7079458e76a8e76e73b5774219", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling semver v1.0.22
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]     Checking indexmap v2.2.5
[INFO] [stderr]    Compiling anyhow v1.0.80
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking winnow v0.5.40
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]    Compiling assert_cmd v2.0.14
[INFO] [stderr]     Checking fs_extra v1.3.0
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]    Compiling relative-path v1.9.2
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]     Checking path-slash v0.2.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking futures-timer v3.0.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling rstest_macros v0.18.2
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking bstr v1.9.1
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking predicates v3.1.0
[INFO] [stderr]     Checking globset v0.4.14
[INFO] [stderr]     Checking ignore v0.4.22
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]     Checking globwalk v0.9.1
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking assert_fs v1.1.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking rstest v0.18.2
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking toml_edit v0.19.15
[INFO] [stderr]     Checking toml v0.7.8
[INFO] [stderr]     Checking compiler-llvm-builder v1.0.21 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stdout]   --> src/llvm_path.rs:14:38
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub const DIRECTORY_LLVM_SOURCE: &str = "./llvm/";
[INFO] [stdout]    |                                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stdout]    = note: `#[warn(elided_lifetimes_in_associated_constant)]` on by default
[INFO] [stdout] help: use the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub const DIRECTORY_LLVM_SOURCE: &'static str = "./llvm/";
[INFO] [stdout]    |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stdout]   --> src/llvm_path.rs:17:38
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub const DIRECTORY_LLVM_TARGET: &str = "./target-llvm/";
[INFO] [stdout]    |                                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stdout] help: use the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub const DIRECTORY_LLVM_TARGET: &'static str = "./target-llvm/";
[INFO] [stdout]    |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stdout]   --> src/llvm_path.rs:14:38
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub const DIRECTORY_LLVM_SOURCE: &str = "./llvm/";
[INFO] [stdout]    |                                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stdout]    = note: `#[warn(elided_lifetimes_in_associated_constant)]` on by default
[INFO] [stdout] help: use the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub const DIRECTORY_LLVM_SOURCE: &'static str = "./llvm/";
[INFO] [stdout]    |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `&` without an explicit lifetime name cannot be used here
[INFO] [stdout]   --> src/llvm_path.rs:17:38
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub const DIRECTORY_LLVM_TARGET: &str = "./target-llvm/";
[INFO] [stdout]    |                                      ^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #115010 <https://github.com/rust-lang/rust/issues/115010>
[INFO] [stdout] help: use the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub const DIRECTORY_LLVM_TARGET: &'static str = "./target-llvm/";
[INFO] [stdout]    |                                       +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `clone_deep` is never used
[INFO] [stdout]   --> tests/clone.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn clone_deep() -> anyhow::Result<()> {
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.99s
[INFO] running `Command { std: "docker" "inspect" "4628763f1c754bda82b304a34ae1da2660257e7079458e76a8e76e73b5774219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4628763f1c754bda82b304a34ae1da2660257e7079458e76a8e76e73b5774219", kill_on_drop: false }`
[INFO] [stdout] 4628763f1c754bda82b304a34ae1da2660257e7079458e76a8e76e73b5774219