[INFO] fetching crate i3-focus-last 0.5.2...
[INFO] testing i3-focus-last-0.5.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate i3-focus-last 0.5.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate i3-focus-last 0.5.2 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 i3-focus-last 0.5.2
[INFO] finished tweaking crates.io crate i3-focus-last 0.5.2
[INFO] tweaked toml for crates.io crate i3-focus-last 0.5.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate i3-focus-last 0.5.2 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]  Downloading crates ...
[INFO] [stderr]   Downloaded swayipc-types v1.0.0-alpha.2
[INFO] [stderr]   Downloaded swayipc v3.0.0-alpha.2
[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: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] 1809f0140abb46a57e575ecc5de67308f8d833bc9ac5e769db3d52d187f62162
[INFO] running `Command { std: "docker" "start" "-a" "1809f0140abb46a57e575ecc5de67308f8d833bc9ac5e769db3d52d187f62162", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1809f0140abb46a57e575ecc5de67308f8d833bc9ac5e769db3d52d187f62162", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1809f0140abb46a57e575ecc5de67308f8d833bc9ac5e769db3d52d187f62162", kill_on_drop: false }`
[INFO] [stdout] 1809f0140abb46a57e575ecc5de67308f8d833bc9ac5e769db3d52d187f62162
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 8c7537248da6b342b4a261179a67b53bf1ff21e40b7bb2183a7b85831dbbef9e
[INFO] running `Command { std: "docker" "start" "-a" "8c7537248da6b342b4a261179a67b53bf1ff21e40b7bb2183a7b85831dbbef9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling gumdrop_derive v0.8.0
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]    Compiling gumdrop v0.8.0
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling swayipc-types v1.0.0-alpha.2
[INFO] [stderr]    Compiling swayipc v3.0.0-alpha.2
[INFO] [stderr]    Compiling i3-focus-last v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.88s
[INFO] running `Command { std: "docker" "inspect" "8c7537248da6b342b4a261179a67b53bf1ff21e40b7bb2183a7b85831dbbef9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c7537248da6b342b4a261179a67b53bf1ff21e40b7bb2183a7b85831dbbef9e", kill_on_drop: false }`
[INFO] [stdout] 8c7537248da6b342b4a261179a67b53bf1ff21e40b7bb2183a7b85831dbbef9e
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] ab4bf7d97aeff09d2e395fe360931fa41ae493450f5fd4197849aac5178a6db6
[INFO] running `Command { std: "docker" "start" "-a" "ab4bf7d97aeff09d2e395fe360931fa41ae493450f5fd4197849aac5178a6db6", kill_on_drop: false }`
[INFO] [stderr]    Compiling i3-focus-last v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "ab4bf7d97aeff09d2e395fe360931fa41ae493450f5fd4197849aac5178a6db6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab4bf7d97aeff09d2e395fe360931fa41ae493450f5fd4197849aac5178a6db6", kill_on_drop: false }`
[INFO] [stdout] ab4bf7d97aeff09d2e395fe360931fa41ae493450f5fd4197849aac5178a6db6
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a242d622d42bb698317e2cc9655ecb2c5b45653fa78aeacaef76579cb3a8abc3
[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" "a242d622d42bb698317e2cc9655ecb2c5b45653fa78aeacaef76579cb3a8abc3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/i3_focus_last-b01b5ed8ea71470d)
[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" "a242d622d42bb698317e2cc9655ecb2c5b45653fa78aeacaef76579cb3a8abc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a242d622d42bb698317e2cc9655ecb2c5b45653fa78aeacaef76579cb3a8abc3", kill_on_drop: false }`
[INFO] [stdout] a242d622d42bb698317e2cc9655ecb2c5b45653fa78aeacaef76579cb3a8abc3