[INFO] fetching crate runkr 1.0.0...
[INFO] testing runkr-1.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate runkr 1.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate runkr 1.0.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate runkr 1.0.0
[INFO] finished tweaking crates.io crate runkr 1.0.0
[INFO] tweaked toml for crates.io crate runkr 1.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d19837a1a69d4482b66bf9fae3f920e8d86de068527904485e88cc9bdb3ac36
[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" "3d19837a1a69d4482b66bf9fae3f920e8d86de068527904485e88cc9bdb3ac36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d19837a1a69d4482b66bf9fae3f920e8d86de068527904485e88cc9bdb3ac36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d19837a1a69d4482b66bf9fae3f920e8d86de068527904485e88cc9bdb3ac36", kill_on_drop: false }`
[INFO] [stdout] 3d19837a1a69d4482b66bf9fae3f920e8d86de068527904485e88cc9bdb3ac36
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60e78ef42ec592c088f64e4b0a2d3613c24102defdbc73653c05ef7787598b67
[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" "60e78ef42ec592c088f64e4b0a2d3613c24102defdbc73653c05ef7787598b67", kill_on_drop: false }`
[INFO] [stderr]    Compiling uuid v0.4.0
[INFO] [stderr]    Compiling runkr v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.24s
[INFO] running `Command { std: "docker" "inspect" "60e78ef42ec592c088f64e4b0a2d3613c24102defdbc73653c05ef7787598b67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60e78ef42ec592c088f64e4b0a2d3613c24102defdbc73653c05ef7787598b67", kill_on_drop: false }`
[INFO] [stdout] 60e78ef42ec592c088f64e4b0a2d3613c24102defdbc73653c05ef7787598b67
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c8e5714f5db2983c9f44bb6972b7d6271b08c3a27f8b1a6090820b3c59dc642
[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" "0c8e5714f5db2983c9f44bb6972b7d6271b08c3a27f8b1a6090820b3c59dc642", kill_on_drop: false }`
[INFO] [stderr]    Compiling runkr v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.47s
[INFO] running `Command { std: "docker" "inspect" "0c8e5714f5db2983c9f44bb6972b7d6271b08c3a27f8b1a6090820b3c59dc642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c8e5714f5db2983c9f44bb6972b7d6271b08c3a27f8b1a6090820b3c59dc642", kill_on_drop: false }`
[INFO] [stdout] 0c8e5714f5db2983c9f44bb6972b7d6271b08c3a27f8b1a6090820b3c59dc642
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] df1103148e2e9bcfe60a63cb9b9a2eca87ea2020a24cdee5ec5b0255d19609fd
[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" "df1103148e2e9bcfe60a63cb9b9a2eca87ea2020a24cdee5ec5b0255d19609fd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/runkr-5102e6781c23747c
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test json_rpc_client::protocol::tests::test_build_message ... ok
[INFO] [stdout] test json_rpc_client::protocol::tests::test_parse_response ... ok
[INFO] [stdout] test json_rpc_client::client::tests::test_client ... ok
[INFO] [stderr]    Doc-tests runkr
[INFO] [stdout] test tests::test_punkr_client ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.52s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "df1103148e2e9bcfe60a63cb9b9a2eca87ea2020a24cdee5ec5b0255d19609fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df1103148e2e9bcfe60a63cb9b9a2eca87ea2020a24cdee5ec5b0255d19609fd", kill_on_drop: false }`
[INFO] [stdout] df1103148e2e9bcfe60a63cb9b9a2eca87ea2020a24cdee5ec5b0255d19609fd