[INFO] crate ducci 1.2.0 is already in cache
[INFO] testing ducci-1.2.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate ducci 1.2.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate ducci 1.2.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ducci 1.2.0
[INFO] finished tweaking crates.io crate ducci 1.2.0
[INFO] tweaked toml for crates.io crate ducci 1.2.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 823af9c901c192b2eddad3bc53b18e52dbb4495c0f87cfc7219a7dcc19897694
[INFO] running `Command { std: "docker" "start" "-a" "823af9c901c192b2eddad3bc53b18e52dbb4495c0f87cfc7219a7dcc19897694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "823af9c901c192b2eddad3bc53b18e52dbb4495c0f87cfc7219a7dcc19897694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "823af9c901c192b2eddad3bc53b18e52dbb4495c0f87cfc7219a7dcc19897694", kill_on_drop: false }`
[INFO] [stdout] 823af9c901c192b2eddad3bc53b18e52dbb4495c0f87cfc7219a7dcc19897694
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c338cd64754445d013fb543e857fbd41abb7a7a535bba52637a045718458164
[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" "0c338cd64754445d013fb543e857fbd41abb7a7a535bba52637a045718458164", kill_on_drop: false }`
[INFO] [stderr]    Compiling ducci v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "0c338cd64754445d013fb543e857fbd41abb7a7a535bba52637a045718458164", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c338cd64754445d013fb543e857fbd41abb7a7a535bba52637a045718458164", kill_on_drop: false }`
[INFO] [stdout] 0c338cd64754445d013fb543e857fbd41abb7a7a535bba52637a045718458164
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 211916682f282c13fcd86d000d6b0ffc7101f244f25c7de5dea48418fea6d71b
[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" "211916682f282c13fcd86d000d6b0ffc7101f244f25c7de5dea48418fea6d71b", kill_on_drop: false }`
[INFO] [stderr]    Compiling ducci v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "211916682f282c13fcd86d000d6b0ffc7101f244f25c7de5dea48418fea6d71b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "211916682f282c13fcd86d000d6b0ffc7101f244f25c7de5dea48418fea6d71b", kill_on_drop: false }`
[INFO] [stdout] 211916682f282c13fcd86d000d6b0ffc7101f244f25c7de5dea48418fea6d71b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 60db5f3e6b56eecfeda518e0937bf9bb6db5cc09a7c0fef65accf4bcb5a38d2d
[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" "60db5f3e6b56eecfeda518e0937bf9bb6db5cc09a7c0fef65accf4bcb5a38d2d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ducci-bcc9bf889a455aca
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ducci
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_create_following_ducci ... ok
[INFO] [stdout] test tests::test_create_ducci_sequence ... ok
[INFO] [stdout] test tests::test_sub_abs ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 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" "60db5f3e6b56eecfeda518e0937bf9bb6db5cc09a7c0fef65accf4bcb5a38d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60db5f3e6b56eecfeda518e0937bf9bb6db5cc09a7c0fef65accf4bcb5a38d2d", kill_on_drop: false }`
[INFO] [stdout] 60db5f3e6b56eecfeda518e0937bf9bb6db5cc09a7c0fef65accf4bcb5a38d2d