[INFO] cloning repository https://github.com/bjorn3/rustc_codegen_cranelift
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bjorn3/rustc_codegen_cranelift" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbjorn3%2Frustc_codegen_cranelift", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbjorn3%2Frustc_codegen_cranelift'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd87c6dab95dc1b24f136f9b28b236999e8dd2cf
[INFO] testing bjorn3/rustc_codegen_cranelift against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbjorn3%2Frustc_codegen_cranelift" "/workspace/builds/worker-106/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-106/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bjorn3/rustc_codegen_cranelift on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-106/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/bjorn3/rustc_codegen_cranelift
[INFO] finished tweaking git repo https://github.com/bjorn3/rustc_codegen_cranelift
[INFO] tweaked toml for git repo https://github.com/bjorn3/rustc_codegen_cranelift written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] crate git repo https://github.com/bjorn3/rustc_codegen_cranelift already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/bjorn3/rust-ar.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cranelift-entity v0.78.0
[INFO] [stderr]   Downloaded cranelift-bforest v0.78.0
[INFO] [stderr]   Downloaded cranelift-frontend v0.78.0
[INFO] [stderr]   Downloaded cranelift-module v0.78.0
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.78.0
[INFO] [stderr]   Downloaded cranelift-jit v0.78.0
[INFO] [stderr]   Downloaded cranelift-native v0.78.0
[INFO] [stderr]   Downloaded regalloc v0.0.32
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.78.0
[INFO] [stderr]   Downloaded object v0.27.0
[INFO] [stderr]   Downloaded cranelift-codegen v0.78.0
[INFO] [stderr]   Downloaded cranelift-object v0.78.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1e35acff1b182907a40db8410a9bcf328e4d85c3f3389bbbf436d7fec68f746f
[INFO] running `Command { std: "docker" "start" "-a" "1e35acff1b182907a40db8410a9bcf328e4d85c3f3389bbbf436d7fec68f746f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e35acff1b182907a40db8410a9bcf328e4d85c3f3389bbbf436d7fec68f746f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e35acff1b182907a40db8410a9bcf328e4d85c3f3389bbbf436d7fec68f746f", kill_on_drop: false }`
[INFO] [stdout] 1e35acff1b182907a40db8410a9bcf328e4d85c3f3389bbbf436d7fec68f746f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b81990fef7c29936da82b83939cfccf46c648785cd53ffe1db9af35129bb7350
[INFO] running `Command { std: "docker" "start" "-a" "b81990fef7c29936da82b83939cfccf46c648785cd53ffe1db9af35129bb7350", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.78.0
[INFO] [stderr]    Compiling cranelift-entity v0.78.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling target-lexicon v0.12.2
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling ar v0.8.0 (https://github.com/bjorn3/rust-ar.git?branch=do_not_remove_cg_clif_ranlib#de9ab0e5)
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.78.0
[INFO] [stderr]    Compiling cranelift-bforest v0.78.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling regalloc v0.0.32
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling object v0.27.0
[INFO] [stderr]    Compiling cranelift-codegen v0.78.0
[INFO] [stderr]    Compiling cranelift-module v0.78.0
[INFO] [stderr]    Compiling cranelift-native v0.78.0
[INFO] [stderr]    Compiling cranelift-frontend v0.78.0
[INFO] [stderr]    Compiling cranelift-object v0.78.0
[INFO] [stderr] error: could not compile `cranelift-codegen`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cranelift_codegen --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cranelift-codegen-0.78.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C opt-level=3 -C embed-bitcode=no -C debuginfo=2 -C debug-assertions=on --cfg 'feature="all-arch"' --cfg 'feature="arm64"' --cfg 'feature="default"' --cfg 'feature="gimli"' --cfg 'feature="s390x"' --cfg 'feature="std"' --cfg 'feature="unwind"' --cfg 'feature="x86"' -C metadata=968d008fefde7394 -C extra-filename=-968d008fefde7394 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cranelift_bforest=/opt/rustwide/target/debug/deps/libcranelift_bforest-948815a3fb3d7b32.rmeta --extern cranelift_codegen_shared=/opt/rustwide/target/debug/deps/libcranelift_codegen_shared-ee4d4f1a526667f1.rmeta --extern cranelift_entity=/opt/rustwide/target/debug/deps/libcranelift_entity-dfad8df16b03e489.rmeta --extern gimli=/opt/rustwide/target/debug/deps/libgimli-4c925790fa17563c.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-39b7b3f29d6e1c6c.rmeta --extern regalloc=/opt/rustwide/target/debug/deps/libregalloc-ebed879a717d14ed.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-123ba2b881b1b2f0.rmeta --extern target_lexicon=/opt/rustwide/target/debug/deps/libtarget_lexicon-5bde34adca4ab35d.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "b81990fef7c29936da82b83939cfccf46c648785cd53ffe1db9af35129bb7350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b81990fef7c29936da82b83939cfccf46c648785cd53ffe1db9af35129bb7350", kill_on_drop: false }`
[INFO] [stdout] b81990fef7c29936da82b83939cfccf46c648785cd53ffe1db9af35129bb7350