[INFO] fetching crate rs-cache 0.3.1...
[INFO] checking rs-cache-0.3.1 against master#da897dfb6daa268a965d2d73620316ba56020a19 for pr-76219
[INFO] extracting crate rs-cache 0.3.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rs-cache 0.3.1 on toolchain da897dfb6daa268a965d2d73620316ba56020a19
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rs-cache 0.3.1
[INFO] finished tweaking crates.io crate rs-cache 0.3.1
[INFO] tweaked toml for crates.io crate rs-cache 0.3.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate rs-cache 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2aa1e162cc5ca7b6fcaffbcd27365d1ce36661dc907b8bdcc55cadfb002ffc0e
[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" "2aa1e162cc5ca7b6fcaffbcd27365d1ce36661dc907b8bdcc55cadfb002ffc0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2aa1e162cc5ca7b6fcaffbcd27365d1ce36661dc907b8bdcc55cadfb002ffc0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aa1e162cc5ca7b6fcaffbcd27365d1ce36661dc907b8bdcc55cadfb002ffc0e", kill_on_drop: false }`
[INFO] [stdout] 2aa1e162cc5ca7b6fcaffbcd27365d1ce36661dc907b8bdcc55cadfb002ffc0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 7a7272c471e69ad89349d35753a930947975814674e462d3fbeb7df284f10a06
[INFO] running `Command { std: "docker" "start" "-a" "7a7272c471e69ad89349d35753a930947975814674e462d3fbeb7df284f10a06", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking libflate v0.1.27
[INFO] [stderr]    Compiling bzip2-sys v0.1.9+1.0.8
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking rs-cache v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.12s
[INFO] running `Command { std: "docker" "inspect" "7a7272c471e69ad89349d35753a930947975814674e462d3fbeb7df284f10a06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a7272c471e69ad89349d35753a930947975814674e462d3fbeb7df284f10a06", kill_on_drop: false }`
[INFO] [stdout] 7a7272c471e69ad89349d35753a930947975814674e462d3fbeb7df284f10a06