[INFO] fetching crate metriki-tower 0.2.5...
[INFO] testing metriki-tower-0.2.5 against 1.59.0 for beta-1.60-1
[INFO] extracting crate metriki-tower 0.2.5 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate metriki-tower 0.2.5 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metriki-tower 0.2.5
[INFO] finished tweaking crates.io crate metriki-tower 0.2.5
[INFO] tweaked toml for crates.io crate metriki-tower 0.2.5 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 771009b8ff66ba6db55202cf511d7dc34c02abb8414308903f44ae0f33c2c466
[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" "771009b8ff66ba6db55202cf511d7dc34c02abb8414308903f44ae0f33c2c466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "771009b8ff66ba6db55202cf511d7dc34c02abb8414308903f44ae0f33c2c466", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "771009b8ff66ba6db55202cf511d7dc34c02abb8414308903f44ae0f33c2c466", kill_on_drop: false }`
[INFO] [stdout] 771009b8ff66ba6db55202cf511d7dc34c02abb8414308903f44ae0f33c2c466
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] d2d9e83934ef8bed1c661cb147ce1e7e58f6738224a7365cea4458b62850659e
[INFO] running `Command { std: "docker" "start" "-a" "d2d9e83934ef8bed1c661cb147ce1e7e58f6738224a7365cea4458b62850659e", kill_on_drop: false }`
[INFO] [stderr]    Compiling dashmap v4.0.2
[INFO] [stderr]    Compiling hdrhistogram v7.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling derive_builder_core v0.9.0
[INFO] [stderr]    Compiling metriki-core v1.7.3
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling metriki-tower v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.14s
[INFO] running `Command { std: "docker" "inspect" "d2d9e83934ef8bed1c661cb147ce1e7e58f6738224a7365cea4458b62850659e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2d9e83934ef8bed1c661cb147ce1e7e58f6738224a7365cea4458b62850659e", kill_on_drop: false }`
[INFO] [stdout] d2d9e83934ef8bed1c661cb147ce1e7e58f6738224a7365cea4458b62850659e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5af1aa48cb3205507c8fde879b56a31737ed453797fa4d62cb6ee12898261182
[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" "5af1aa48cb3205507c8fde879b56a31737ed453797fa4d62cb6ee12898261182", kill_on_drop: false }`
[INFO] [stderr]    Compiling metriki-tower v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "5af1aa48cb3205507c8fde879b56a31737ed453797fa4d62cb6ee12898261182", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5af1aa48cb3205507c8fde879b56a31737ed453797fa4d62cb6ee12898261182", kill_on_drop: false }`
[INFO] [stdout] 5af1aa48cb3205507c8fde879b56a31737ed453797fa4d62cb6ee12898261182
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] 3a4899b096e0236c2aace250ff35c7d8b18291f3b987fc53225242e56db34f2f
[INFO] running `Command { std: "docker" "start" "-a" "3a4899b096e0236c2aace250ff35c7d8b18291f3b987fc53225242e56db34f2f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/metriki_tower-001489832109ef66)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests metriki-tower
[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] [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" "3a4899b096e0236c2aace250ff35c7d8b18291f3b987fc53225242e56db34f2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a4899b096e0236c2aace250ff35c7d8b18291f3b987fc53225242e56db34f2f", kill_on_drop: false }`
[INFO] [stdout] 3a4899b096e0236c2aace250ff35c7d8b18291f3b987fc53225242e56db34f2f