[INFO] fetching crate graviton_backend 0.6.0...
[INFO] testing graviton_backend-0.6.0 against try#613d1972a772987ed4ee06faccbab0e2fc839871+rustflags=-Copt-level=3 for pr-107051
[INFO] extracting crate graviton_backend 0.6.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate graviton_backend 0.6.0 on toolchain 613d1972a772987ed4ee06faccbab0e2fc839871
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate graviton_backend 0.6.0
[INFO] finished tweaking crates.io crate graviton_backend 0.6.0
[INFO] tweaked toml for crates.io crate graviton_backend 0.6.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0cdbd2edc8a2ec6a014698ff3006580cc08af96ab01c5b4fddde0bb84a7f9c4
[INFO] running `Command { std: "docker" "start" "-a" "a0cdbd2edc8a2ec6a014698ff3006580cc08af96ab01c5b4fddde0bb84a7f9c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0cdbd2edc8a2ec6a014698ff3006580cc08af96ab01c5b4fddde0bb84a7f9c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0cdbd2edc8a2ec6a014698ff3006580cc08af96ab01c5b4fddde0bb84a7f9c4", kill_on_drop: false }`
[INFO] [stdout] a0cdbd2edc8a2ec6a014698ff3006580cc08af96ab01c5b4fddde0bb84a7f9c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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 -Copt-level=3" "-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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+613d1972a772987ed4ee06faccbab0e2fc839871" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88ee635fb29c37211922d0bf2eca88131ec5019b377c5405e9627b816fb259c4
[INFO] running `Command { std: "docker" "start" "-a" "88ee635fb29c37211922d0bf2eca88131ec5019b377c5405e9627b816fb259c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling cranelift-entity v0.56.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.56.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling erased-serde v0.3.24
[INFO] [stderr]    Compiling crc16 v0.4.0
[INFO] [stderr]    Compiling raw-cpuid v7.0.4
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.56.0
[INFO] [stderr]    Compiling cranelift-bforest v0.56.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling scroll_derive v0.10.5
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]    Compiling ghost v0.1.7
[INFO] [stderr]    Compiling typetag-impl v0.1.8
[INFO] [stderr]    Compiling scroll v0.10.2
[INFO] [stderr]    Compiling goblin v0.1.3
[INFO] [stderr]    Compiling inventory v0.2.3
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr] error: could not compile `goblin`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name goblin --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/goblin-0.1.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="archive"' --cfg 'feature="default"' --cfg 'feature="elf32"' --cfg 'feature="elf64"' --cfg 'feature="endian_fd"' --cfg 'feature="log"' --cfg 'feature="mach32"' --cfg 'feature="mach64"' --cfg 'feature="pe32"' --cfg 'feature="pe64"' --cfg 'feature="std"' -C metadata=5adc2c41d58cb3cc -C extra-filename=-5adc2c41d58cb3cc --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern log=/opt/rustwide/target/debug/deps/liblog-1f281fe8445d426c.rmeta --extern plain=/opt/rustwide/target/debug/deps/libplain-cc17607e7100a3d8.rmeta --extern scroll=/opt/rustwide/target/debug/deps/libscroll-d9267734c3260077.rmeta --cap-lints allow --cap-lints=forbid -Copt-level=3` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `cranelift-codegen-meta`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cranelift_codegen_meta --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cranelift-codegen-meta-0.56.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=a93aa405d6f9dccc -C extra-filename=-a93aa405d6f9dccc --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cranelift_codegen_shared=/opt/rustwide/target/debug/deps/libcranelift_codegen_shared-c59e9eb83e18cd61.rmeta --extern cranelift_entity=/opt/rustwide/target/debug/deps/libcranelift_entity-01e36b3ae23d4a98.rmeta --cap-lints allow --cap-lints=forbid -Copt-level=3` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "88ee635fb29c37211922d0bf2eca88131ec5019b377c5405e9627b816fb259c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88ee635fb29c37211922d0bf2eca88131ec5019b377c5405e9627b816fb259c4", kill_on_drop: false }`
[INFO] [stdout] 88ee635fb29c37211922d0bf2eca88131ec5019b377c5405e9627b816fb259c4