[INFO] fetching crate esp8266-wifi-serial 0.1.1...
[INFO] testing esp8266-wifi-serial-0.1.1 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate esp8266-wifi-serial 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate esp8266-wifi-serial 0.1.1 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate esp8266-wifi-serial 0.1.1
[INFO] finished tweaking crates.io crate esp8266-wifi-serial 0.1.1
[INFO] tweaked toml for crates.io crate esp8266-wifi-serial 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mach v0.1.2
[INFO] [stderr]   Downloaded nb v0.1.3
[INFO] [stderr]   Downloaded bare-metal v0.2.5
[INFO] [stderr]   Downloaded assert_matches v1.5.0
[INFO] [stderr]   Downloaded CoreFoundation-sys v0.1.4
[INFO] [stderr]   Downloaded mach v0.2.3
[INFO] [stderr]   Downloaded no-std-net v0.5.0
[INFO] [stderr]   Downloaded serialport v4.0.1
[INFO] [stderr]   Downloaded void v1.0.2
[INFO] [stderr]   Downloaded heapless v0.7.3
[INFO] [stderr]   Downloaded nix v0.16.1
[INFO] [stderr]   Downloaded IOKit-sys v0.1.5
[INFO] [stderr]   Downloaded libudev-sys v0.1.4
[INFO] [stderr]   Downloaded libudev v0.2.0
[INFO] [stderr]   Downloaded bitfield v0.13.2
[INFO] [stderr]   Downloaded vcell v0.1.3
[INFO] [stderr]   Downloaded embedded-hal v0.2.5
[INFO] [stderr]   Downloaded volatile-register v0.2.0
[INFO] [stderr]   Downloaded cortex-m v0.7.3
[INFO] [stderr]   Downloaded atomic-polyfill v0.1.2
[INFO] [stderr]   Downloaded hash32 v0.2.1
[INFO] [stderr]   Downloaded nb v1.0.0
[INFO] [stderr]   Downloaded regex v1.4.6
[INFO] [stderr]   Downloaded no-stdout v0.1.0
[INFO] [stderr]   Downloaded simple-clock v0.1.0
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2db8cbabb1eaa09010d2fb35d75ab2e3e8e964a8424e9cdbdde5c769791504b3
[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" "2db8cbabb1eaa09010d2fb35d75ab2e3e8e964a8424e9cdbdde5c769791504b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2db8cbabb1eaa09010d2fb35d75ab2e3e8e964a8424e9cdbdde5c769791504b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2db8cbabb1eaa09010d2fb35d75ab2e3e8e964a8424e9cdbdde5c769791504b3", kill_on_drop: false }`
[INFO] [stdout] 2db8cbabb1eaa09010d2fb35d75ab2e3e8e964a8424e9cdbdde5c769791504b3
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7516e78d9544873f1e2f5de47e6b9d52fe3201a5c7179fc5fbc3e9fd4c6bde81
[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" "7516e78d9544873f1e2f5de47e6b9d52fe3201a5c7179fc5fbc3e9fd4c6bde81", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling heapless v0.7.3
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling nb v1.0.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling no-stdout v0.1.0
[INFO] [stderr]    Compiling simple-clock v0.1.0
[INFO] [stderr]    Compiling no-std-net v0.5.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling nom v6.2.1
[INFO] [stderr]    Compiling nb v0.1.3
[INFO] [stderr]    Compiling embedded-hal v0.2.5
[INFO] [stderr]    Compiling hash32 v0.2.1
[INFO] [stderr]    Compiling atoi v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling esp8266-wifi-serial v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.31s
[INFO] running `Command { std: "docker" "inspect" "7516e78d9544873f1e2f5de47e6b9d52fe3201a5c7179fc5fbc3e9fd4c6bde81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7516e78d9544873f1e2f5de47e6b9d52fe3201a5c7179fc5fbc3e9fd4c6bde81", kill_on_drop: false }`
[INFO] [stdout] 7516e78d9544873f1e2f5de47e6b9d52fe3201a5c7179fc5fbc3e9fd4c6bde81
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] cf7012b15fbc4afc7aa75850d461d6edb5f26137356b88f4b3c4bf471b30cf45
[INFO] running `Command { std: "docker" "start" "-a" "cf7012b15fbc4afc7aa75850d461d6edb5f26137356b88f4b3c4bf471b30cf45", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling nix v0.16.1
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling libudev v0.2.0
[INFO] [stderr]    Compiling serialport v4.0.1
[INFO] [stderr]    Compiling esp8266-wifi-serial v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.02s
[INFO] running `Command { std: "docker" "inspect" "cf7012b15fbc4afc7aa75850d461d6edb5f26137356b88f4b3c4bf471b30cf45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf7012b15fbc4afc7aa75850d461d6edb5f26137356b88f4b3c4bf471b30cf45", kill_on_drop: false }`
[INFO] [stdout] cf7012b15fbc4afc7aa75850d461d6edb5f26137356b88f4b3c4bf471b30cf45
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] 95db0aa9339a9590a3278273df4d41d1ba2a1d9b254680a16cd8c52209ad4de0
[INFO] running `Command { std: "docker" "start" "-a" "95db0aa9339a9590a3278273df4d41d1ba2a1d9b254680a16cd8c52209ad4de0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/esp8266_wifi_serial-d0b930a66b385f09)
[INFO] [stdout] running 6 tests
[INFO] [stdout] test parser::test_parse_close ... ok
[INFO] [stdout] test parser::test_parse_connect ... ok
[INFO] [stdout] test tests::test_parse_close ... ok
[INFO] [stdout] test parser::test_parse_data_available ... ok
[INFO] [stdout] test tests::test_parse_connect ... ok
[INFO] [stderr]      Running tests/commands.rs (/opt/rustwide/target/debug/deps/commands-9262bd82991ad165)
[INFO] [stdout] test tests::test_parse_data_available ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests esp8266-wifi-serial
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test integration_test_init ... ignored
[INFO] [stdout] test integration_test_joinap_fail ... ignored
[INFO] [stdout] test integration_test_joinap_ok ... ignored
[INFO] [stdout] test integration_test_softap ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 4 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" "95db0aa9339a9590a3278273df4d41d1ba2a1d9b254680a16cd8c52209ad4de0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95db0aa9339a9590a3278273df4d41d1ba2a1d9b254680a16cd8c52209ad4de0", kill_on_drop: false }`
[INFO] [stdout] 95db0aa9339a9590a3278273df4d41d1ba2a1d9b254680a16cd8c52209ad4de0