[INFO] fetching crate tarpc-trace 0.3.0...
[INFO] testing tarpc-trace-0.3.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate tarpc-trace 0.3.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate tarpc-trace 0.3.0 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 tarpc-trace 0.3.0
[INFO] finished tweaking crates.io crate tarpc-trace 0.3.0
[INFO] tweaked toml for crates.io crate tarpc-trace 0.3.0 written to /workspace/builds/worker-9/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] f391b836df5a74502bc2cf19f895903d76983157bc57a1db7871981baacf4adf
[INFO] running `Command { std: "docker" "start" "-a" "f391b836df5a74502bc2cf19f895903d76983157bc57a1db7871981baacf4adf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f391b836df5a74502bc2cf19f895903d76983157bc57a1db7871981baacf4adf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f391b836df5a74502bc2cf19f895903d76983157bc57a1db7871981baacf4adf", kill_on_drop: false }`
[INFO] [stdout] f391b836df5a74502bc2cf19f895903d76983157bc57a1db7871981baacf4adf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] f98e203ea01dc063120838cc67242ba13fa24022300bd3daf55f245a8e7ffdc2
[INFO] running `Command { std: "docker" "start" "-a" "f98e203ea01dc063120838cc67242ba13fa24022300bd3daf55f245a8e7ffdc2", kill_on_drop: false }`
[INFO] [stderr]    Compiling tarpc-trace v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "f98e203ea01dc063120838cc67242ba13fa24022300bd3daf55f245a8e7ffdc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f98e203ea01dc063120838cc67242ba13fa24022300bd3daf55f245a8e7ffdc2", kill_on_drop: false }`
[INFO] [stdout] f98e203ea01dc063120838cc67242ba13fa24022300bd3daf55f245a8e7ffdc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 534fd502ef6675af3a38e5b1134023440b53c769647e06e1f0ad5a4d59ec82f9
[INFO] running `Command { std: "docker" "start" "-a" "534fd502ef6675af3a38e5b1134023440b53c769647e06e1f0ad5a4d59ec82f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling tarpc-trace v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "534fd502ef6675af3a38e5b1134023440b53c769647e06e1f0ad5a4d59ec82f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "534fd502ef6675af3a38e5b1134023440b53c769647e06e1f0ad5a4d59ec82f9", kill_on_drop: false }`
[INFO] [stdout] 534fd502ef6675af3a38e5b1134023440b53c769647e06e1f0ad5a4d59ec82f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 0fa031f3899db008fa143b8ad5a98d9033d1313a635b1ae9de3a5be9befdb0e7
[INFO] running `Command { std: "docker" "start" "-a" "0fa031f3899db008fa143b8ad5a98d9033d1313a635b1ae9de3a5be9befdb0e7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tarpc_trace-8b313a1b276eb3e5)
[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 tarpc-trace
[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" "0fa031f3899db008fa143b8ad5a98d9033d1313a635b1ae9de3a5be9befdb0e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fa031f3899db008fa143b8ad5a98d9033d1313a635b1ae9de3a5be9befdb0e7", kill_on_drop: false }`
[INFO] [stdout] 0fa031f3899db008fa143b8ad5a98d9033d1313a635b1ae9de3a5be9befdb0e7