[INFO] fetching crate cranelift-codegen 0.76.0...
[INFO] checking cranelift-codegen-0.76.0 against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] extracting crate cranelift-codegen 0.76.0 into /workspace/builds/worker-90/source
[INFO] validating manifest of crates.io crate cranelift-codegen 0.76.0 on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cranelift-codegen 0.76.0
[INFO] finished tweaking crates.io crate cranelift-codegen 0.76.0
[INFO] tweaked toml for crates.io crate cranelift-codegen 0.76.0 written to /workspace/builds/worker-90/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8f5d30e0d65756f8795e70363f63a1c30aa5e39ba98cb5940a0dde84f2a7992
[INFO] running `Command { std: "docker" "start" "-a" "d8f5d30e0d65756f8795e70363f63a1c30aa5e39ba98cb5940a0dde84f2a7992", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8f5d30e0d65756f8795e70363f63a1c30aa5e39ba98cb5940a0dde84f2a7992", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8f5d30e0d65756f8795e70363f63a1c30aa5e39ba98cb5940a0dde84f2a7992", kill_on_drop: false }`
[INFO] [stdout] d8f5d30e0d65756f8795e70363f63a1c30aa5e39ba98cb5940a0dde84f2a7992
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36784ca222d10fbb967566b8776803a9ea95ad2350d21c2791cfa4af7b33dbb1
[INFO] running `Command { std: "docker" "start" "-a" "36784ca222d10fbb967566b8776803a9ea95ad2350d21c2791cfa4af7b33dbb1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.76.0
[INFO] [stderr]    Compiling cranelift-entity v0.76.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling target-lexicon v0.12.2
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking serde_json v1.0.66
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]     Checking regalloc v0.0.31
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.76.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking cranelift-bforest v0.76.0
[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]    Compiling serde_derive v1.0.129
[INFO] [stderr]    Compiling cranelift-codegen v0.76.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.50s
[INFO] running `Command { std: "docker" "inspect" "36784ca222d10fbb967566b8776803a9ea95ad2350d21c2791cfa4af7b33dbb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36784ca222d10fbb967566b8776803a9ea95ad2350d21c2791cfa4af7b33dbb1", kill_on_drop: false }`
[INFO] [stdout] 36784ca222d10fbb967566b8776803a9ea95ad2350d21c2791cfa4af7b33dbb1