[INFO] fetching crate funver 1.0.0-experimental-serde.1.0...
[INFO] testing funver-1.0.0-experimental-serde.1.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate funver 1.0.0-experimental-serde.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate funver 1.0.0-experimental-serde.1.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate funver 1.0.0-experimental-serde.1.0
[INFO] finished tweaking crates.io crate funver 1.0.0-experimental-serde.1.0
[INFO] tweaked toml for crates.io crate funver 1.0.0-experimental-serde.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate funver 1.0.0-experimental-serde.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 869a799e47a1a028ecc9203f37a9d77715ddcb8069c04510e5872edb586c9eb6
[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" "869a799e47a1a028ecc9203f37a9d77715ddcb8069c04510e5872edb586c9eb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "869a799e47a1a028ecc9203f37a9d77715ddcb8069c04510e5872edb586c9eb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "869a799e47a1a028ecc9203f37a9d77715ddcb8069c04510e5872edb586c9eb6", kill_on_drop: false }`
[INFO] [stdout] 869a799e47a1a028ecc9203f37a9d77715ddcb8069c04510e5872edb586c9eb6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--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] 73a9bd35a74d802f9a045909498e1762595a9805de7f86bc25397c929f52e837
[INFO] running `Command { std: "docker" "start" "-a" "73a9bd35a74d802f9a045909498e1762595a9805de7f86bc25397c929f52e837", kill_on_drop: false }`
[INFO] [stderr]    Compiling funver v1.0.0-experimental-serde.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "73a9bd35a74d802f9a045909498e1762595a9805de7f86bc25397c929f52e837", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73a9bd35a74d802f9a045909498e1762595a9805de7f86bc25397c929f52e837", kill_on_drop: false }`
[INFO] [stdout] 73a9bd35a74d802f9a045909498e1762595a9805de7f86bc25397c929f52e837
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da014f27f6d5468ac75ec8c5938c7b2298f183ac9e6ad74e5d87e04133d20cf0
[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" "da014f27f6d5468ac75ec8c5938c7b2298f183ac9e6ad74e5d87e04133d20cf0", kill_on_drop: false }`
[INFO] [stderr]    Compiling funver v1.0.0-experimental-serde.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "da014f27f6d5468ac75ec8c5938c7b2298f183ac9e6ad74e5d87e04133d20cf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da014f27f6d5468ac75ec8c5938c7b2298f183ac9e6ad74e5d87e04133d20cf0", kill_on_drop: false }`
[INFO] [stdout] da014f27f6d5468ac75ec8c5938c7b2298f183ac9e6ad74e5d87e04133d20cf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", 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] 31de6165894335609d1bfc8f4ee056bbf2821fcc332ae7b09f2c3f48a9dd29bb
[INFO] running `Command { std: "docker" "start" "-a" "31de6165894335609d1bfc8f4ee056bbf2821fcc332ae7b09f2c3f48a9dd29bb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/funver-bf16415aaa26459c)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "31de6165894335609d1bfc8f4ee056bbf2821fcc332ae7b09f2c3f48a9dd29bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31de6165894335609d1bfc8f4ee056bbf2821fcc332ae7b09f2c3f48a9dd29bb", kill_on_drop: false }`
[INFO] [stdout] 31de6165894335609d1bfc8f4ee056bbf2821fcc332ae7b09f2c3f48a9dd29bb