[INFO] fetching crate potatonet-bus 0.4.3...
[INFO] testing potatonet-bus-0.4.3 against 1.60.0 for beta-1.61-1
[INFO] extracting crate potatonet-bus 0.4.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate potatonet-bus 0.4.3 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate potatonet-bus 0.4.3
[INFO] finished tweaking crates.io crate potatonet-bus 0.4.3
[INFO] tweaked toml for crates.io crate potatonet-bus 0.4.3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4095adb682d0813bdc2a92839fabb83a17969b337427d89aae664ffd8bb342b2
[INFO] running `Command { std: "docker" "start" "-a" "4095adb682d0813bdc2a92839fabb83a17969b337427d89aae664ffd8bb342b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4095adb682d0813bdc2a92839fabb83a17969b337427d89aae664ffd8bb342b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4095adb682d0813bdc2a92839fabb83a17969b337427d89aae664ffd8bb342b2", kill_on_drop: false }`
[INFO] [stdout] 4095adb682d0813bdc2a92839fabb83a17969b337427d89aae664ffd8bb342b2
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1438daa0f3b4b89b98aeaf51166b8e8aa76425589d0fc50ed6ae7090011e930
[INFO] running `Command { std: "docker" "start" "-a" "a1438daa0f3b4b89b98aeaf51166b8e8aa76425589d0fc50ed6ae7090011e930", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling cache-padded v1.2.0
[INFO] [stderr]    Compiling event-listener v2.5.2
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling signal-hook v0.3.13
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling async-task v4.2.0
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.8
[INFO] [stderr]    Compiling rmp v0.8.10
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling async-lock v2.5.0
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling blocking v1.2.0
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling rmp-serde v0.14.4
[INFO] [stderr]    Compiling ctor v0.1.22
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling async-trait v0.1.53
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling polling v2.2.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling async-io v1.6.0
[INFO] [stderr]    Compiling async-process v1.3.0
[INFO] [stderr]    Compiling async-global-executor v2.0.4
[INFO] [stderr]    Compiling async-std v1.11.0
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling potatonet-common v0.4.3
[INFO] [stderr]    Compiling potatonet-bus v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.79s
[INFO] running `Command { std: "docker" "inspect" "a1438daa0f3b4b89b98aeaf51166b8e8aa76425589d0fc50ed6ae7090011e930", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1438daa0f3b4b89b98aeaf51166b8e8aa76425589d0fc50ed6ae7090011e930", kill_on_drop: false }`
[INFO] [stdout] a1438daa0f3b4b89b98aeaf51166b8e8aa76425589d0fc50ed6ae7090011e930
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] db338a11828b7eb2c2000c553f92212be2e40607080194a38a8d15c6e3174cbf
[INFO] running `Command { std: "docker" "start" "-a" "db338a11828b7eb2c2000c553f92212be2e40607080194a38a8d15c6e3174cbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling potatonet-bus v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "db338a11828b7eb2c2000c553f92212be2e40607080194a38a8d15c6e3174cbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db338a11828b7eb2c2000c553f92212be2e40607080194a38a8d15c6e3174cbf", kill_on_drop: false }`
[INFO] [stdout] db338a11828b7eb2c2000c553f92212be2e40607080194a38a8d15c6e3174cbf
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 02b196425bfc0143915b074fdf1936a32ca273cba11af0898e370b74dd0cb4b4
[INFO] running `Command { std: "docker" "start" "-a" "02b196425bfc0143915b074fdf1936a32ca273cba11af0898e370b74dd0cb4b4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/potatonet_bus-4d5d91827357bc20)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/potatonet_bus-13e496969cb5f13d)
[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] [stderr]    Doc-tests potatonet-bus
[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" "02b196425bfc0143915b074fdf1936a32ca273cba11af0898e370b74dd0cb4b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02b196425bfc0143915b074fdf1936a32ca273cba11af0898e370b74dd0cb4b4", kill_on_drop: false }`
[INFO] [stdout] 02b196425bfc0143915b074fdf1936a32ca273cba11af0898e370b74dd0cb4b4