[INFO] fetching crate proton-call 2.3.0...
[INFO] testing proton-call-2.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate proton-call 2.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate proton-call 2.3.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate proton-call 2.3.0
[INFO] finished tweaking crates.io crate proton-call 2.3.0
[INFO] tweaked toml for crates.io crate proton-call 2.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate proton-call 2.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] c8ea66a345fe1b0c6e6193675284e6c038e63b97c67833e25cb60ef9f11f5736
[INFO] running `Command { std: "docker" "start" "-a" "c8ea66a345fe1b0c6e6193675284e6c038e63b97c67833e25cb60ef9f11f5736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8ea66a345fe1b0c6e6193675284e6c038e63b97c67833e25cb60ef9f11f5736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8ea66a345fe1b0c6e6193675284e6c038e63b97c67833e25cb60ef9f11f5736", kill_on_drop: false }`
[INFO] [stdout] c8ea66a345fe1b0c6e6193675284e6c038e63b97c67833e25cb60ef9f11f5736
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e80b943fc8d13041ca4817ebe13d181de917bc00476b9de3d5859d2fe9506ea8
[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" "e80b943fc8d13041ca4817ebe13d181de917bc00476b9de3d5859d2fe9506ea8", kill_on_drop: false }`
[INFO] [stderr]    Compiling lliw v0.1.2
[INFO] [stderr]    Compiling pico-args v0.4.1
[INFO] [stderr]    Compiling proton-call v2.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.92s
[INFO] running `Command { std: "docker" "inspect" "e80b943fc8d13041ca4817ebe13d181de917bc00476b9de3d5859d2fe9506ea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e80b943fc8d13041ca4817ebe13d181de917bc00476b9de3d5859d2fe9506ea8", kill_on_drop: false }`
[INFO] [stdout] e80b943fc8d13041ca4817ebe13d181de917bc00476b9de3d5859d2fe9506ea8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8757085325c2d7447876656c73a1a078461269fe0d57bdbd41e4b5412e7cfbfe
[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" "8757085325c2d7447876656c73a1a078461269fe0d57bdbd41e4b5412e7cfbfe", kill_on_drop: false }`
[INFO] [stderr]    Compiling proton-call v2.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "8757085325c2d7447876656c73a1a078461269fe0d57bdbd41e4b5412e7cfbfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8757085325c2d7447876656c73a1a078461269fe0d57bdbd41e4b5412e7cfbfe", kill_on_drop: false }`
[INFO] [stdout] 8757085325c2d7447876656c73a1a078461269fe0d57bdbd41e4b5412e7cfbfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] ea396b2578a88813ef848234b906bb21d2c8712d7b44d387b98b86b8b4164131
[INFO] running `Command { std: "docker" "start" "-a" "ea396b2578a88813ef848234b906bb21d2c8712d7b44d387b98b86b8b4164131", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/proton_call-81f4122e944f4dd5)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/proton_call-478546521658d217)
[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] [stderr]    Doc-tests proton-call
[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] [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" "ea396b2578a88813ef848234b906bb21d2c8712d7b44d387b98b86b8b4164131", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea396b2578a88813ef848234b906bb21d2c8712d7b44d387b98b86b8b4164131", kill_on_drop: false }`
[INFO] [stdout] ea396b2578a88813ef848234b906bb21d2c8712d7b44d387b98b86b8b4164131