[INFO] fetching crate refptr-macros 0.2.0...
[INFO] testing refptr-macros-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate refptr-macros 0.2.0 into /workspace/builds/worker-58/source
[INFO] validating manifest of crates.io crate refptr-macros 0.2.0 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 refptr-macros 0.2.0
[INFO] finished tweaking crates.io crate refptr-macros 0.2.0
[INFO] tweaked toml for crates.io crate refptr-macros 0.2.0 written to /workspace/builds/worker-58/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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] 9d887b118d5a88cd3801e1cc0f731c00dff428ba7c5a0c3824576eec8eb45c66
[INFO] running `Command { std: "docker" "start" "-a" "9d887b118d5a88cd3801e1cc0f731c00dff428ba7c5a0c3824576eec8eb45c66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d887b118d5a88cd3801e1cc0f731c00dff428ba7c5a0c3824576eec8eb45c66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d887b118d5a88cd3801e1cc0f731c00dff428ba7c5a0c3824576eec8eb45c66", kill_on_drop: false }`
[INFO] [stdout] 9d887b118d5a88cd3801e1cc0f731c00dff428ba7c5a0c3824576eec8eb45c66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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] ee3a4c5e8539f6160303e1129be2fb444144e0e366ad8043203b0e96e62e76bf
[INFO] running `Command { std: "docker" "start" "-a" "ee3a4c5e8539f6160303e1129be2fb444144e0e366ad8043203b0e96e62e76bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling refptr-macros v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.52s
[INFO] running `Command { std: "docker" "inspect" "ee3a4c5e8539f6160303e1129be2fb444144e0e366ad8043203b0e96e62e76bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee3a4c5e8539f6160303e1129be2fb444144e0e366ad8043203b0e96e62e76bf", kill_on_drop: false }`
[INFO] [stdout] ee3a4c5e8539f6160303e1129be2fb444144e0e366ad8043203b0e96e62e76bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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] 0402eabd96f37a94088ef740d2330da5de1446510de83c2c97d4487f5f2210e1
[INFO] running `Command { std: "docker" "start" "-a" "0402eabd96f37a94088ef740d2330da5de1446510de83c2c97d4487f5f2210e1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling refptr-macros v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "0402eabd96f37a94088ef740d2330da5de1446510de83c2c97d4487f5f2210e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0402eabd96f37a94088ef740d2330da5de1446510de83c2c97d4487f5f2210e1", kill_on_drop: false }`
[INFO] [stdout] 0402eabd96f37a94088ef740d2330da5de1446510de83c2c97d4487f5f2210e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-58/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] d93be31c87e94cd6320827948bc6cee4846c87f82d0585ead7fc65b3eb53bed4
[INFO] running `Command { std: "docker" "start" "-a" "d93be31c87e94cd6320827948bc6cee4846c87f82d0585ead7fc65b3eb53bed4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/refptr_macros-52be41123a27c0c4)
[INFO] [stderr]    Doc-tests refptr-macros
[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] [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" "d93be31c87e94cd6320827948bc6cee4846c87f82d0585ead7fc65b3eb53bed4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d93be31c87e94cd6320827948bc6cee4846c87f82d0585ead7fc65b3eb53bed4", kill_on_drop: false }`
[INFO] [stdout] d93be31c87e94cd6320827948bc6cee4846c87f82d0585ead7fc65b3eb53bed4