[INFO] fetching crate combomatic 0.0.0...
[INFO] testing combomatic-0.0.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate combomatic 0.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate combomatic 0.0.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate combomatic 0.0.0
[INFO] finished tweaking crates.io crate combomatic 0.0.0
[INFO] tweaked toml for crates.io crate combomatic 0.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58d46f14adfd719b45d82cdccd1a4e05c90b96d274dcf1031e1d97ad17628acc
[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" "58d46f14adfd719b45d82cdccd1a4e05c90b96d274dcf1031e1d97ad17628acc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58d46f14adfd719b45d82cdccd1a4e05c90b96d274dcf1031e1d97ad17628acc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58d46f14adfd719b45d82cdccd1a4e05c90b96d274dcf1031e1d97ad17628acc", kill_on_drop: false }`
[INFO] [stdout] 58d46f14adfd719b45d82cdccd1a4e05c90b96d274dcf1031e1d97ad17628acc
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0eb2ba8f2907ecf6c88ac385fdd792dac24a1015eb9356521927ff8f218d0a69
[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" "0eb2ba8f2907ecf6c88ac385fdd792dac24a1015eb9356521927ff8f218d0a69", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling combomatic v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.70s
[INFO] running `Command { std: "docker" "inspect" "0eb2ba8f2907ecf6c88ac385fdd792dac24a1015eb9356521927ff8f218d0a69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eb2ba8f2907ecf6c88ac385fdd792dac24a1015eb9356521927ff8f218d0a69", kill_on_drop: false }`
[INFO] [stdout] 0eb2ba8f2907ecf6c88ac385fdd792dac24a1015eb9356521927ff8f218d0a69
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e29a33ad74066507eb47c3d5a5ae9a98ba4a3aeac7816fb5443cb9efd62ee95
[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" "4e29a33ad74066507eb47c3d5a5ae9a98ba4a3aeac7816fb5443cb9efd62ee95", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling combomatic v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `Command { std: "docker" "inspect" "4e29a33ad74066507eb47c3d5a5ae9a98ba4a3aeac7816fb5443cb9efd62ee95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e29a33ad74066507eb47c3d5a5ae9a98ba4a3aeac7816fb5443cb9efd62ee95", kill_on_drop: false }`
[INFO] [stdout] 4e29a33ad74066507eb47c3d5a5ae9a98ba4a3aeac7816fb5443cb9efd62ee95
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "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] 1c6528b2220ac0722bd4d90fca6660e0b9ee0bd1b9ed87301f753be9e7f1a496
[INFO] running `Command { std: "docker" "start" "-a" "1c6528b2220ac0722bd4d90fca6660e0b9ee0bd1b9ed87301f753be9e7f1a496", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/combomatic-af140fc94cbf1645)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::modular_distance_misc ... ok
[INFO] [stdout] test tests::range_zero ... ok
[INFO] [stdout] test tests::range_one ... ok
[INFO] [stdout] test tests::range_one_two ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1c6528b2220ac0722bd4d90fca6660e0b9ee0bd1b9ed87301f753be9e7f1a496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c6528b2220ac0722bd4d90fca6660e0b9ee0bd1b9ed87301f753be9e7f1a496", kill_on_drop: false }`
[INFO] [stdout] 1c6528b2220ac0722bd4d90fca6660e0b9ee0bd1b9ed87301f753be9e7f1a496
