[INFO] fetching crate flap 0.0.2...
[INFO] testing flap-0.0.2 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate flap 0.0.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate flap 0.0.2 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flap 0.0.2
[INFO] finished tweaking crates.io crate flap 0.0.2
[INFO] tweaked toml for crates.io crate flap 0.0.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sized-chunks v0.3.1
[INFO] [stderr]   Downloaded im v13.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", 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] 26cf6794c2b4565525afc98ee95cef46bfbf00f8ac7bbe7df79a555337fb4c98
[INFO] running `Command { std: "docker" "start" "-a" "26cf6794c2b4565525afc98ee95cef46bfbf00f8ac7bbe7df79a555337fb4c98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26cf6794c2b4565525afc98ee95cef46bfbf00f8ac7bbe7df79a555337fb4c98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26cf6794c2b4565525afc98ee95cef46bfbf00f8ac7bbe7df79a555337fb4c98", kill_on_drop: false }`
[INFO] [stdout] 26cf6794c2b4565525afc98ee95cef46bfbf00f8ac7bbe7df79a555337fb4c98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "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] a4b327dd14743a8ccf4e3cadc753172dc1cb5c93d73c3254cb512db3616167a4
[INFO] running `Command { std: "docker" "start" "-a" "a4b327dd14743a8ccf4e3cadc753172dc1cb5c93d73c3254cb512db3616167a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling im v13.0.0
[INFO] [stderr]    Compiling sized-chunks v0.3.1
[INFO] [stderr]    Compiling flap v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.99s
[INFO] running `Command { std: "docker" "inspect" "a4b327dd14743a8ccf4e3cadc753172dc1cb5c93d73c3254cb512db3616167a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4b327dd14743a8ccf4e3cadc753172dc1cb5c93d73c3254cb512db3616167a4", kill_on_drop: false }`
[INFO] [stdout] a4b327dd14743a8ccf4e3cadc753172dc1cb5c93d73c3254cb512db3616167a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--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] 64c9b7a72b4efbca2b17c2a16666cbd5b92cda3e094042ae4ff7793165e7385b
[INFO] running `Command { std: "docker" "start" "-a" "64c9b7a72b4efbca2b17c2a16666cbd5b92cda3e094042ae4ff7793165e7385b", kill_on_drop: false }`
[INFO] [stderr]    Compiling flap v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "64c9b7a72b4efbca2b17c2a16666cbd5b92cda3e094042ae4ff7793165e7385b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64c9b7a72b4efbca2b17c2a16666cbd5b92cda3e094042ae4ff7793165e7385b", kill_on_drop: false }`
[INFO] [stdout] 64c9b7a72b4efbca2b17c2a16666cbd5b92cda3e094042ae4ff7793165e7385b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "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] c5b391e37d21c5ce4a9d316a2feaf19f303c6c0608bd0e55af60031c21e6be2a
[INFO] running `Command { std: "docker" "start" "-a" "c5b391e37d21c5ce4a9d316a2feaf19f303c6c0608bd0e55af60031c21e6be2a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/flap-567f4ecb8da8d51d
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests flap
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c5b391e37d21c5ce4a9d316a2feaf19f303c6c0608bd0e55af60031c21e6be2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5b391e37d21c5ce4a9d316a2feaf19f303c6c0608bd0e55af60031c21e6be2a", kill_on_drop: false }`
[INFO] [stdout] c5b391e37d21c5ce4a9d316a2feaf19f303c6c0608bd0e55af60031c21e6be2a
