[INFO] fetching crate lightbeam 0.24.0...
[INFO] checking lightbeam-0.24.0 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate lightbeam 0.24.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate lightbeam 0.24.0 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lightbeam 0.24.0
[INFO] finished tweaking crates.io crate lightbeam 0.24.0
[INFO] tweaked toml for crates.io crate lightbeam 0.24.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate lightbeam 0.24.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b2d8b62ea53c05dea9d81b628ea6b0f686cf9aed5651e90c433c31e91d7f7108
[INFO] running `Command { std: "docker" "start" "-a" "b2d8b62ea53c05dea9d81b628ea6b0f686cf9aed5651e90c433c31e91d7f7108", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2d8b62ea53c05dea9d81b628ea6b0f686cf9aed5651e90c433c31e91d7f7108", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2d8b62ea53c05dea9d81b628ea6b0f686cf9aed5651e90c433c31e91d7f7108", kill_on_drop: false }`
[INFO] [stdout] b2d8b62ea53c05dea9d81b628ea6b0f686cf9aed5651e90c433c31e91d7f7108
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 201c541eb89dd616a2b23dd5c2f3d4924724a8d28550e3b3f11fe76b3143d359
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "201c541eb89dd616a2b23dd5c2f3d4924724a8d28550e3b3f11fe76b3143d359", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.61
[INFO] [stderr]    Compiling libc v0.2.87
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.71.0
[INFO] [stderr]    Compiling cranelift-entity v0.71.0
[INFO] [stderr]    Compiling target-lexicon v0.11.2
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking wasmparser v0.76.0
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling capstone-sys v0.11.0
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking anyhow v1.0.38
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]     Checking cranelift-bforest v0.71.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.71.0
[INFO] [stderr]     Checking regalloc v0.0.31
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking memmap2 v0.2.1
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking env_logger v0.8.3
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling derive_utils v0.11.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling dynasm v1.0.1
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling iter-enum v0.2.7
[INFO] [stderr]    Compiling cranelift-codegen v0.71.0
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking dynasmrt v1.0.1
[INFO] [stderr]     Checking capstone v0.7.0
[INFO] [stderr]     Checking lightbeam v0.24.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 01s
[INFO] running `Command { std: "docker" "inspect" "201c541eb89dd616a2b23dd5c2f3d4924724a8d28550e3b3f11fe76b3143d359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "201c541eb89dd616a2b23dd5c2f3d4924724a8d28550e3b3f11fe76b3143d359", kill_on_drop: false }`
[INFO] [stdout] 201c541eb89dd616a2b23dd5c2f3d4924724a8d28550e3b3f11fe76b3143d359