[INFO] fetching crate graviton_backend 0.6.0...
[INFO] checking graviton_backend-0.6.0 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] extracting crate graviton_backend 0.6.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate graviton_backend 0.6.0 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "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-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 70 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (latest: v2.6.0)
[INFO] [stderr]       Adding colored v1.9.4 (latest: v2.1.0)
[INFO] [stderr]       Adding cranelift v0.56.0 (latest: v0.111.0)
[INFO] [stderr]       Adding cranelift-bforest v0.56.0 (latest: v0.111.0)
[INFO] [stderr]       Adding cranelift-codegen v0.56.0 (latest: v0.111.0)
[INFO] [stderr]       Adding cranelift-codegen-meta v0.56.0 (latest: v0.111.0)
[INFO] [stderr]       Adding cranelift-codegen-shared v0.56.0 (latest: v0.111.0)
[INFO] [stderr]       Adding cranelift-entity v0.56.0 (latest: v0.111.0)
[INFO] [stderr]       Adding cranelift-faerie v0.56.0 (latest: v0.66.0)
[INFO] [stderr]       Adding cranelift-frontend v0.56.0 (latest: v0.111.0)
[INFO] [stderr]       Adding cranelift-module v0.56.0 (latest: v0.111.0)
[INFO] [stderr]       Adding cranelift-native v0.56.0 (latest: v0.111.0)
[INFO] [stderr]       Adding ctor v0.1.26 (latest: v0.2.8)
[INFO] [stderr]       Adding erased-serde v0.3.31 (latest: v0.4.5)
[INFO] [stderr]       Adding faerie v0.14.0 (latest: v0.16.0)
[INFO] [stderr]       Adding goblin v0.1.3 (latest: v0.8.2)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.5)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.4.0)
[INFO] [stderr]       Adding inventory v0.2.3 (latest: v0.3.15)
[INFO] [stderr]       Adding raw-cpuid v7.0.4 (latest: v11.1.0)
[INFO] [stderr]       Adding rustc_version v0.2.3 (latest: v0.4.1)
[INFO] [stderr]       Adding scroll v0.10.2 (latest: v0.12.0)
[INFO] [stderr]       Adding scroll_derive v0.10.5 (latest: v0.12.0)
[INFO] [stderr]       Adding semver v0.9.0 (latest: v1.0.23)
[INFO] [stderr]       Adding semver-parser v0.7.0 (latest: v0.10.2)
[INFO] [stderr]       Adding string-interner v0.7.1 (latest: v0.17.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.76)
[INFO] [stderr]       Adding target-lexicon v0.10.0 (latest: v0.12.16)
[INFO] [stderr]       Adding typetag v0.1.8 (latest: v0.2.18)
[INFO] [stderr]       Adding typetag-impl v0.1.8 (latest: v0.2.18)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded graviton_core v0.6.0
[INFO] [stderr]   Downloaded typetag v0.1.8
[INFO] [stderr]   Downloaded inventory v0.2.3
[INFO] [stderr]   Downloaded typetag-impl v0.1.8
[INFO] [stderr]   Downloaded target-lexicon v0.10.0
[INFO] [stderr]   Downloaded crc16 v0.4.0
[INFO] [stderr]   Downloaded cranelift-native v0.56.0
[INFO] [stderr]   Downloaded graviton_ast v0.6.0
[INFO] [stderr]   Downloaded cranelift-entity v0.56.0
[INFO] [stderr]   Downloaded cranelift v0.56.0
[INFO] [stderr]   Downloaded cranelift-module v0.56.0
[INFO] [stderr]   Downloaded raw-cpuid v7.0.4
[INFO] [stderr]   Downloaded cranelift-frontend v0.56.0
[INFO] [stderr]   Downloaded cranelift-codegen-shared v0.56.0
[INFO] [stderr]   Downloaded cranelift-bforest v0.56.0
[INFO] [stderr]   Downloaded faerie v0.14.0
[INFO] [stderr]   Downloaded string-interner v0.7.1
[INFO] [stderr]   Downloaded goblin v0.1.3
[INFO] [stderr]   Downloaded cranelift-codegen-meta v0.56.0
[INFO] [stderr]   Downloaded cranelift-faerie v0.56.0
[INFO] [stderr]   Downloaded cranelift-codegen v0.56.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99f68c5a13b86ce84683e3c09936895ab0c7ae8ebbc36526eff0828e2b67b9bc
[INFO] running `Command { std: "docker" "start" "-a" "99f68c5a13b86ce84683e3c09936895ab0c7ae8ebbc36526eff0828e2b67b9bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99f68c5a13b86ce84683e3c09936895ab0c7ae8ebbc36526eff0828e2b67b9bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99f68c5a13b86ce84683e3c09936895ab0c7ae8ebbc36526eff0828e2b67b9bc", kill_on_drop: false }`
[INFO] [stdout] 99f68c5a13b86ce84683e3c09936895ab0c7ae8ebbc36526eff0828e2b67b9bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85ec343a19788b40375e74fa399a3f437ab3451427ca6c5e23e56483926c397a
[INFO] running `Command { std: "docker" "start" "-a" "85ec343a19788b40375e74fa399a3f437ab3451427ca6c5e23e56483926c397a", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.56.0
[INFO] [stderr]    Compiling cranelift-entity v0.56.0
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]    Compiling crc16 v0.4.0
[INFO] [stderr]    Compiling scroll_derive v0.10.5
[INFO] [stderr]    Compiling raw-cpuid v7.0.4
[INFO] [stderr]    Compiling ghost v0.1.17
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]     Checking serde v1.0.209
[INFO] [stderr]     Checking colored v1.9.4
[INFO] [stderr]    Compiling typetag-impl v0.1.8
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.56.0
[INFO] [stderr]     Checking cranelift-bforest v0.56.0
[INFO] [stderr]     Checking inventory v0.2.3
[INFO] [stderr]     Checking scroll v0.10.2
[INFO] [stderr]     Checking goblin v0.1.3
[INFO] [stderr]     Checking string-interner v0.7.1
[INFO] [stderr]     Checking erased-serde v0.3.31
[INFO] [stderr]     Checking graviton_core v0.6.0
[INFO] [stderr]     Checking graviton_ast v0.6.0
[INFO] [stderr]     Checking typetag v0.1.8
[INFO] [stderr]     Checking faerie v0.14.0
[INFO] [stderr]    Compiling cranelift-codegen v0.56.0
[INFO] [stderr]     Checking cranelift-module v0.56.0
[INFO] [stderr]     Checking cranelift-frontend v0.56.0
[INFO] [stderr]     Checking cranelift-native v0.56.0
[INFO] [stderr]     Checking cranelift-faerie v0.56.0
[INFO] [stderr]     Checking cranelift v0.56.0
[INFO] [stderr]     Checking graviton_backend v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.12s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: cranelift-codegen-meta v0.56.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "85ec343a19788b40375e74fa399a3f437ab3451427ca6c5e23e56483926c397a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85ec343a19788b40375e74fa399a3f437ab3451427ca6c5e23e56483926c397a", kill_on_drop: false }`
[INFO] [stdout] 85ec343a19788b40375e74fa399a3f437ab3451427ca6c5e23e56483926c397a