[INFO] fetching crate symbolic-demangle 8.0.3...
[INFO] checking symbolic-demangle-8.0.3 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate symbolic-demangle 8.0.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate symbolic-demangle 8.0.3 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate symbolic-demangle 8.0.3
[INFO] finished tweaking crates.io crate symbolic-demangle 8.0.3
[INFO] tweaked toml for crates.io crate symbolic-demangle 8.0.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eaf3eec8cd07557eb969d03106d9a1754b7bdb1007b45b01c699a063c6900116
[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" "eaf3eec8cd07557eb969d03106d9a1754b7bdb1007b45b01c699a063c6900116", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eaf3eec8cd07557eb969d03106d9a1754b7bdb1007b45b01c699a063c6900116", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaf3eec8cd07557eb969d03106d9a1754b7bdb1007b45b01c699a063c6900116", kill_on_drop: false }`
[INFO] [stdout] eaf3eec8cd07557eb969d03106d9a1754b7bdb1007b45b01c699a063c6900116
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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] fcc95b570fc6549767ec549d1721fe68d83177e9425acb5b38bef2b9cb40ba34
[INFO] running `Command { std: "docker" "start" "-a" "fcc95b570fc6549767ec549d1721fe68d83177e9425acb5b38bef2b9cb40ba34", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]    Compiling symbolic-demangle v8.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking msvc-demangler v0.8.0
[INFO] [stderr]     Checking debugid v0.7.2
[INFO] [stderr]    Compiling cpp_demangle v0.3.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking symbolic-common v8.0.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.08s
[INFO] running `Command { std: "docker" "inspect" "fcc95b570fc6549767ec549d1721fe68d83177e9425acb5b38bef2b9cb40ba34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcc95b570fc6549767ec549d1721fe68d83177e9425acb5b38bef2b9cb40ba34", kill_on_drop: false }`
[INFO] [stdout] fcc95b570fc6549767ec549d1721fe68d83177e9425acb5b38bef2b9cb40ba34