[INFO] cloning repository https://github.com/WiZLite/learning-llvm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WiZLite/learning-llvm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWiZLite%2Flearning-llvm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWiZLite%2Flearning-llvm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 366bad698514ed42ddfe4bb56edc527acc327cdb
[INFO] testing WiZLite/learning-llvm against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWiZLite%2Flearning-llvm" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/WiZLite/learning-llvm on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/WiZLite/learning-llvm
[INFO] finished tweaking git repo https://github.com/WiZLite/learning-llvm
[INFO] tweaked toml for git repo https://github.com/WiZLite/learning-llvm written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/WiZLite/learning-llvm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/TheDan64/inkwell`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded swc_macros_common v0.3.3
[INFO] [stderr]   Downloaded swc_eq_ignore_macros v0.1.0
[INFO] [stderr]   Downloaded pmutil v0.5.3
[INFO] [stderr]   Downloaded swc_visit_macros v0.2.3
[INFO] [stderr]   Downloaded swc_atoms v0.2.9
[INFO] [stderr]   Downloaded is-macro v0.1.9
[INFO] [stderr]   Downloaded enum_kind v0.2.1
[INFO] [stderr]   Downloaded from_variant v0.1.3
[INFO] [stderr]   Downloaded swc_visit v0.2.8
[INFO] [stderr]   Downloaded string_enum v0.3.1
[INFO] [stderr]   Downloaded ast_node v0.7.4
[INFO] [stderr]   Downloaded swc_ecma_visit v0.40.1
[INFO] [stderr]   Downloaded swc_common v0.13.5
[INFO] [stderr]   Downloaded swc_ecma_parser v0.73.15
[INFO] [stderr]   Downloaded llvm-sys v120.2.1
[INFO] [stderr]   Downloaded swc_ecma_ast v0.54.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0552b7e63d95d8e052cc625a76ea868d7386a5808420c0b3d1b7b301f3b1aacf
[INFO] running `Command { std: "docker" "start" "-a" "0552b7e63d95d8e052cc625a76ea868d7386a5808420c0b3d1b7b301f3b1aacf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0552b7e63d95d8e052cc625a76ea868d7386a5808420c0b3d1b7b301f3b1aacf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0552b7e63d95d8e052cc625a76ea868d7386a5808420c0b3d1b7b301f3b1aacf", kill_on_drop: false }`
[INFO] [stdout] 0552b7e63d95d8e052cc625a76ea868d7386a5808420c0b3d1b7b301f3b1aacf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd0adcad1ef227a4727eaaea47897f2d520a1434f2b32e8068153d6c5abaa219
[INFO] running `Command { std: "docker" "start" "-a" "bd0adcad1ef227a4727eaaea47897f2d520a1434f2b32e8068153d6c5abaa219", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling siphasher v0.3.7
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling ppv-lite86 v0.2.14
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling unicode-bidi v0.3.7
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling inkwell v0.1.0 (https://github.com/TheDan64/inkwell?branch=master#bec0222f)
[INFO] [stderr]    Compiling typed-arena v2.0.1
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling tinyvec v1.5.0
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling swc_atoms v0.2.9
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling lexical v5.2.2
[INFO] [stderr]    Compiling llvm-sys v120.2.1
[INFO] [stdout] error: No suitable version of LLVM was found system-wide or pointed
[INFO] [stdout]        to by LLVM_SYS_120_PREFIX.
[INFO] [stdout] 
[INFO] [stdout]        Consider using `llvmenv` to compile an appropriate copy of LLVM, and
[INFO] [stdout]        refer to the llvm-sys documentation for more information.
[INFO] [stdout] 
[INFO] [stdout]        llvm-sys: https://crates.io/crates/llvm-sys
[INFO] [stdout]        llvmenv: https://crates.io/crates/llvmenv
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/llvm-sys-120.2.1/src/lib.rs:486:1
[INFO] [stdout]     |
[INFO] [stdout] 486 | / std::compile_error!(concat!(
[INFO] [stdout] 487 | |     "No suitable version of LLVM was found system-wide or pointed
[INFO] [stdout] 488 | |        to by LLVM_SYS_",
[INFO] [stdout] 489 | |     env!("CARGO_PKG_VERSION_MAJOR"),
[INFO] [stdout] ...   |
[INFO] [stdout] 496 | |        llvmenv: https://crates.io/crates/llvmenv"
[INFO] [stdout] 497 | | ));
[INFO] [stdout]     | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `llvm-sys` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "bd0adcad1ef227a4727eaaea47897f2d520a1434f2b32e8068153d6c5abaa219", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd0adcad1ef227a4727eaaea47897f2d520a1434f2b32e8068153d6c5abaa219", kill_on_drop: false }`
[INFO] [stdout] bd0adcad1ef227a4727eaaea47897f2d520a1434f2b32e8068153d6c5abaa219