[INFO] fetching crate persway 0.4.1...
[INFO] testing persway-0.4.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate persway 0.4.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate persway 0.4.1 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 persway 0.4.1
[INFO] finished tweaking crates.io crate persway 0.4.1
[INFO] tweaked toml for crates.io crate persway 0.4.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate persway 0.4.1 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] b92c4248460df7177810de2420e2d31124058e36820e3e03b7bdba5598810753
[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" "b92c4248460df7177810de2420e2d31124058e36820e3e03b7bdba5598810753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b92c4248460df7177810de2420e2d31124058e36820e3e03b7bdba5598810753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b92c4248460df7177810de2420e2d31124058e36820e3e03b7bdba5598810753", kill_on_drop: false }`
[INFO] [stdout] b92c4248460df7177810de2420e2d31124058e36820e3e03b7bdba5598810753
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 658251f9b10b9af2bdf9ddce87fc3a184c29c06d9c0ae8424cf2c486f5dde55e
[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" "658251f9b10b9af2bdf9ddce87fc3a184c29c06d9c0ae8424cf2c486f5dde55e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling syn v1.0.56
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling pin-project-lite v0.2.0
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling anyhow v1.0.37
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling signal-hook v0.1.17
[INFO] [stderr]    Compiling signal-hook v0.3.1
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling async-global-executor v1.4.3
[INFO] [stderr]    Compiling async-process v1.0.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling async-std v1.8.0
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling signal-hook-async-std v0.2.0
[INFO] [stderr]    Compiling swayipc-types v1.0.0-alpha.2
[INFO] [stderr]    Compiling swayipc-async v2.0.0-alpha.2
[INFO] [stderr]    Compiling persway v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.89s
[INFO] running `Command { std: "docker" "inspect" "658251f9b10b9af2bdf9ddce87fc3a184c29c06d9c0ae8424cf2c486f5dde55e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "658251f9b10b9af2bdf9ddce87fc3a184c29c06d9c0ae8424cf2c486f5dde55e", kill_on_drop: false }`
[INFO] [stdout] 658251f9b10b9af2bdf9ddce87fc3a184c29c06d9c0ae8424cf2c486f5dde55e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 2198d1cd2467a430e8071e65cd362aad857137aab59d28e4bccc049b2587bc8d
[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" "2198d1cd2467a430e8071e65cd362aad857137aab59d28e4bccc049b2587bc8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling persway v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "2198d1cd2467a430e8071e65cd362aad857137aab59d28e4bccc049b2587bc8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2198d1cd2467a430e8071e65cd362aad857137aab59d28e4bccc049b2587bc8d", kill_on_drop: false }`
[INFO] [stdout] 2198d1cd2467a430e8071e65cd362aad857137aab59d28e4bccc049b2587bc8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 7f761b3139f2a0b4689e151ecd6ddfd17c42cab057ec9b007a70b92ed3e86b01
[INFO] running `Command { std: "docker" "start" "-a" "7f761b3139f2a0b4689e151ecd6ddfd17c42cab057ec9b007a70b92ed3e86b01", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/persway-0da8bc6aec781840)
[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" "7f761b3139f2a0b4689e151ecd6ddfd17c42cab057ec9b007a70b92ed3e86b01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f761b3139f2a0b4689e151ecd6ddfd17c42cab057ec9b007a70b92ed3e86b01", kill_on_drop: false }`
[INFO] [stdout] 7f761b3139f2a0b4689e151ecd6ddfd17c42cab057ec9b007a70b92ed3e86b01