[INFO] crate cosey 0.1.0-alpha.0 is already in cache
[INFO] testing cosey-0.1.0-alpha.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate cosey 0.1.0-alpha.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cosey 0.1.0-alpha.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 cosey 0.1.0-alpha.0
[INFO] finished tweaking crates.io crate cosey 0.1.0-alpha.0
[INFO] tweaked toml for crates.io crate cosey 0.1.0-alpha.0 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 2eda2451bb179e9037137b23cd96b881b4b7f82275b5e8fec1c0d83871acae04
[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" "2eda2451bb179e9037137b23cd96b881b4b7f82275b5e8fec1c0d83871acae04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2eda2451bb179e9037137b23cd96b881b4b7f82275b5e8fec1c0d83871acae04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2eda2451bb179e9037137b23cd96b881b4b7f82275b5e8fec1c0d83871acae04", kill_on_drop: false }`
[INFO] [stdout] 2eda2451bb179e9037137b23cd96b881b4b7f82275b5e8fec1c0d83871acae04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] bdd82c7c999927b44943c93a8603fbdb63a9e58517a7e3dcdbc29a76dcaef4a0
[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" "bdd82c7c999927b44943c93a8603fbdb63a9e58517a7e3dcdbc29a76dcaef4a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling heapless v0.5.5
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling hash32 v0.1.1
[INFO] [stderr]    Compiling serde_repr v0.1.6
[INFO] [stderr]    Compiling heapless-bytes v0.1.0
[INFO] [stderr]    Compiling cosey v0.1.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.53s
[INFO] running `Command { std: "docker" "inspect" "bdd82c7c999927b44943c93a8603fbdb63a9e58517a7e3dcdbc29a76dcaef4a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdd82c7c999927b44943c93a8603fbdb63a9e58517a7e3dcdbc29a76dcaef4a0", kill_on_drop: false }`
[INFO] [stdout] bdd82c7c999927b44943c93a8603fbdb63a9e58517a7e3dcdbc29a76dcaef4a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c7bb083dd4c426619ba4ec477acce8ebcf7689f3af638c8c0258a9527099ce5b
[INFO] running `Command { std: "docker" "start" "-a" "c7bb083dd4c426619ba4ec477acce8ebcf7689f3af638c8c0258a9527099ce5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling cosey v0.1.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "c7bb083dd4c426619ba4ec477acce8ebcf7689f3af638c8c0258a9527099ce5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7bb083dd4c426619ba4ec477acce8ebcf7689f3af638c8c0258a9527099ce5b", kill_on_drop: false }`
[INFO] [stdout] c7bb083dd4c426619ba4ec477acce8ebcf7689f3af638c8c0258a9527099ce5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] acd1e1bac3a44c508a5a20a8e18ffcceb50de4e40239a700d71a0fe97502e240
[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" "acd1e1bac3a44c508a5a20a8e18ffcceb50de4e40239a700d71a0fe97502e240", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cosey-13619cfd7ef51bc5
[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] [stderr]    Doc-tests cosey
[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" "acd1e1bac3a44c508a5a20a8e18ffcceb50de4e40239a700d71a0fe97502e240", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acd1e1bac3a44c508a5a20a8e18ffcceb50de4e40239a700d71a0fe97502e240", kill_on_drop: false }`
[INFO] [stdout] acd1e1bac3a44c508a5a20a8e18ffcceb50de4e40239a700d71a0fe97502e240