[INFO] fetching crate friendly_safety_buddy 0.1.0...
[INFO] testing friendly_safety_buddy-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate friendly_safety_buddy 0.1.0 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate friendly_safety_buddy 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate friendly_safety_buddy 0.1.0
[INFO] finished tweaking crates.io crate friendly_safety_buddy 0.1.0
[INFO] tweaked toml for crates.io crate friendly_safety_buddy 0.1.0 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: library `friendly_safety_buddy` should only specify `proc-macro = true` instead of setting `crate-type`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 120d7147e7179dd7b95dc77644961879a4d3a145e507eb5b0849e0cc95b23865
[INFO] running `Command { std: "docker" "start" "-a" "120d7147e7179dd7b95dc77644961879a4d3a145e507eb5b0849e0cc95b23865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "120d7147e7179dd7b95dc77644961879a4d3a145e507eb5b0849e0cc95b23865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "120d7147e7179dd7b95dc77644961879a4d3a145e507eb5b0849e0cc95b23865", kill_on_drop: false }`
[INFO] [stdout] 120d7147e7179dd7b95dc77644961879a4d3a145e507eb5b0849e0cc95b23865
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33a103e196d14b5ae321315aa78244a64365c47fc188da473b54cd6b4dc58231
[INFO] running `Command { std: "docker" "start" "-a" "33a103e196d14b5ae321315aa78244a64365c47fc188da473b54cd6b4dc58231", kill_on_drop: false }`
[INFO] [stderr] warning: library `friendly_safety_buddy` should only specify `proc-macro = true` instead of setting `crate-type`
[INFO] [stderr]    Compiling friendly_safety_buddy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "33a103e196d14b5ae321315aa78244a64365c47fc188da473b54cd6b4dc58231", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33a103e196d14b5ae321315aa78244a64365c47fc188da473b54cd6b4dc58231", kill_on_drop: false }`
[INFO] [stdout] 33a103e196d14b5ae321315aa78244a64365c47fc188da473b54cd6b4dc58231
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d29ab2ef68ff544d69f567109237b17259d8b5baf113efa68f118a7323203f25
[INFO] running `Command { std: "docker" "start" "-a" "d29ab2ef68ff544d69f567109237b17259d8b5baf113efa68f118a7323203f25", kill_on_drop: false }`
[INFO] [stderr] warning: library `friendly_safety_buddy` should only specify `proc-macro = true` instead of setting `crate-type`
[INFO] [stderr]    Compiling friendly_safety_buddy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "d29ab2ef68ff544d69f567109237b17259d8b5baf113efa68f118a7323203f25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d29ab2ef68ff544d69f567109237b17259d8b5baf113efa68f118a7323203f25", kill_on_drop: false }`
[INFO] [stdout] d29ab2ef68ff544d69f567109237b17259d8b5baf113efa68f118a7323203f25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 05f43133e0ee2c97f9b7d9896db8c2d9e7485921cc8600e4e38764629642b07f
[INFO] running `Command { std: "docker" "start" "-a" "05f43133e0ee2c97f9b7d9896db8c2d9e7485921cc8600e4e38764629642b07f", kill_on_drop: false }`
[INFO] [stderr] warning: library `friendly_safety_buddy` should only specify `proc-macro = true` instead of setting `crate-type`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.53s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/friendly_safety_buddy-b8614273de0910aa)
[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 friendly_safety_buddy
[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" "05f43133e0ee2c97f9b7d9896db8c2d9e7485921cc8600e4e38764629642b07f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05f43133e0ee2c97f9b7d9896db8c2d9e7485921cc8600e4e38764629642b07f", kill_on_drop: false }`
[INFO] [stdout] 05f43133e0ee2c97f9b7d9896db8c2d9e7485921cc8600e4e38764629642b07f