[INFO] fetching crate zfs-rs 0.0.0...
[INFO] testing zfs-rs-0.0.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate zfs-rs 0.0.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate zfs-rs 0.0.0 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 zfs-rs 0.0.0
[INFO] finished tweaking crates.io crate zfs-rs 0.0.0
[INFO] tweaked toml for crates.io crate zfs-rs 0.0.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 6b299380985e6e81906822ece1135ce1e1be776acdbd446ecdcaa6bb7968aab4
[INFO] running `Command { std: "docker" "start" "-a" "6b299380985e6e81906822ece1135ce1e1be776acdbd446ecdcaa6bb7968aab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b299380985e6e81906822ece1135ce1e1be776acdbd446ecdcaa6bb7968aab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b299380985e6e81906822ece1135ce1e1be776acdbd446ecdcaa6bb7968aab4", kill_on_drop: false }`
[INFO] [stdout] 6b299380985e6e81906822ece1135ce1e1be776acdbd446ecdcaa6bb7968aab4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stdout] f106e3ce4e54de6e29d65a91a207f3ad188f412137ee8752c014e0e191589161
[INFO] running `Command { std: "docker" "start" "-a" "f106e3ce4e54de6e29d65a91a207f3ad188f412137ee8752c014e0e191589161", kill_on_drop: false }`
[INFO] [stderr]    Compiling zfs-rs-zfs-sys v0.0.0
[INFO] [stderr]    Compiling zfs-rs-nvpair-sys v0.0.0
[INFO] [stderr]    Compiling zfs-rs-macros v0.0.0
[INFO] [stderr]    Compiling zfs-rs v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "f106e3ce4e54de6e29d65a91a207f3ad188f412137ee8752c014e0e191589161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f106e3ce4e54de6e29d65a91a207f3ad188f412137ee8752c014e0e191589161", kill_on_drop: false }`
[INFO] [stdout] f106e3ce4e54de6e29d65a91a207f3ad188f412137ee8752c014e0e191589161
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] b4a0247c2a49c7284ec1aeeb1783c77cbf0a40fef62493052c8c88f94cbfecbe
[INFO] running `Command { std: "docker" "start" "-a" "b4a0247c2a49c7284ec1aeeb1783c77cbf0a40fef62493052c8c88f94cbfecbe", kill_on_drop: false }`
[INFO] [stderr]    Compiling zfs-rs v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "b4a0247c2a49c7284ec1aeeb1783c77cbf0a40fef62493052c8c88f94cbfecbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4a0247c2a49c7284ec1aeeb1783c77cbf0a40fef62493052c8c88f94cbfecbe", kill_on_drop: false }`
[INFO] [stdout] b4a0247c2a49c7284ec1aeeb1783c77cbf0a40fef62493052c8c88f94cbfecbe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stdout] f3aca2b4f9e76ca0718121ebaf3fefc7cf1fafe08459416f06975c67784619bf
[INFO] running `Command { std: "docker" "start" "-a" "f3aca2b4f9e76ca0718121ebaf3fefc7cf1fafe08459416f06975c67784619bf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/zfs_rs-f82e1812c85ce5cf)
[INFO] [stdout] 
[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] [stderr]    Doc-tests zfs-rs
[INFO] [stdout] 
[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" "f3aca2b4f9e76ca0718121ebaf3fefc7cf1fafe08459416f06975c67784619bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3aca2b4f9e76ca0718121ebaf3fefc7cf1fafe08459416f06975c67784619bf", kill_on_drop: false }`
[INFO] [stdout] f3aca2b4f9e76ca0718121ebaf3fefc7cf1fafe08459416f06975c67784619bf