[INFO] fetching crate wasmer-cache 1.0.2...
[INFO] checking wasmer-cache-1.0.2 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] extracting crate wasmer-cache 1.0.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate wasmer-cache 1.0.2 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasmer-cache 1.0.2
[INFO] finished tweaking crates.io crate wasmer-cache 1.0.2
[INFO] tweaked toml for crates.io crate wasmer-cache 1.0.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "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] d07f2520bcb78b992b8071784f152e57c7260229bfb19224ab7cf181f22d2110
[INFO] running `Command { std: "docker" "start" "-a" "d07f2520bcb78b992b8071784f152e57c7260229bfb19224ab7cf181f22d2110", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d07f2520bcb78b992b8071784f152e57c7260229bfb19224ab7cf181f22d2110", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d07f2520bcb78b992b8071784f152e57c7260229bfb19224ab7cf181f22d2110", kill_on_drop: false }`
[INFO] [stdout] d07f2520bcb78b992b8071784f152e57c7260229bfb19224ab7cf181f22d2110
[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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ab79c3d5c9ad9abb24cae044c3a400467068221037d0cc2b01c1035f6028f22
[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" "9ab79c3d5c9ad9abb24cae044c3a400467068221037d0cc2b01c1035f6028f22", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling target-lexicon v0.11.2
[INFO] [stderr]    Compiling darling_core v0.12.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling wasmer-derive v1.0.2
[INFO] [stderr]    Compiling darling_macro v0.12.3
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]    Compiling darling v0.12.3
[INFO] [stderr]    Compiling enumset_derive v0.5.4
[INFO] [stderr]     Checking enumset v1.0.6
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking cranelift-entity v0.68.0
[INFO] [stderr]     Checking indexmap v1.6.2
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking wasmer-types v1.0.2
[INFO] [stderr]     Checking wasmer-vm v1.0.2
[INFO] [stderr]     Checking wasmer-compiler v1.0.2
[INFO] [stderr]     Checking wasmer-engine v1.0.2
[INFO] [stderr]     Checking wasmer v1.0.2
[INFO] [stderr]     Checking wasmer-cache v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "9ab79c3d5c9ad9abb24cae044c3a400467068221037d0cc2b01c1035f6028f22", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ab79c3d5c9ad9abb24cae044c3a400467068221037d0cc2b01c1035f6028f22", kill_on_drop: false }`
[INFO] [stdout] 9ab79c3d5c9ad9abb24cae044c3a400467068221037d0cc2b01c1035f6028f22