[INFO] fetching crate creek-core 0.1.0...
[INFO] testing creek-core-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate creek-core 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate creek-core 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate creek-core 0.1.0
[INFO] finished tweaking crates.io crate creek-core 0.1.0
[INFO] tweaked toml for crates.io crate creek-core 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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" "+beta-2022-04-10" "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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44087f392354a4e31ce4b869ac5273da4708a0c69395f5498305f5e883a39079
[INFO] running `Command { std: "docker" "start" "-a" "44087f392354a4e31ce4b869ac5273da4708a0c69395f5498305f5e883a39079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44087f392354a4e31ce4b869ac5273da4708a0c69395f5498305f5e883a39079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44087f392354a4e31ce4b869ac5273da4708a0c69395f5498305f5e883a39079", kill_on_drop: false }`
[INFO] [stdout] 44087f392354a4e31ce4b869ac5273da4708a0c69395f5498305f5e883a39079
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39d1c38a3796fbea0515f21bdd7bbee6cd341d76d0d6b51ffb0ab4d33082c1e8
[INFO] running `Command { std: "docker" "start" "-a" "39d1c38a3796fbea0515f21bdd7bbee6cd341d76d0d6b51ffb0ab4d33082c1e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling cache-padded v1.2.0
[INFO] [stderr]    Compiling rtrb v0.2.2
[INFO] [stderr]    Compiling creek-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "39d1c38a3796fbea0515f21bdd7bbee6cd341d76d0d6b51ffb0ab4d33082c1e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39d1c38a3796fbea0515f21bdd7bbee6cd341d76d0d6b51ffb0ab4d33082c1e8", kill_on_drop: false }`
[INFO] [stdout] 39d1c38a3796fbea0515f21bdd7bbee6cd341d76d0d6b51ffb0ab4d33082c1e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d57a69d0023a9ef3281f71d4313a8292e916d6b0c1d11c92a4d3e15889d03f90
[INFO] running `Command { std: "docker" "start" "-a" "d57a69d0023a9ef3281f71d4313a8292e916d6b0c1d11c92a4d3e15889d03f90", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling creek-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/creek_core-831ba5a276f6a80a)
[INFO] running `Command { std: "docker" "inspect" "d57a69d0023a9ef3281f71d4313a8292e916d6b0c1d11c92a4d3e15889d03f90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d57a69d0023a9ef3281f71d4313a8292e916d6b0c1d11c92a4d3e15889d03f90", kill_on_drop: false }`
[INFO] [stdout] d57a69d0023a9ef3281f71d4313a8292e916d6b0c1d11c92a4d3e15889d03f90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5bab65f8e826685f86a296c7d77a3bcf4cac1815c7d8d4ed15218f728401707a
[INFO] running `Command { std: "docker" "start" "-a" "5bab65f8e826685f86a296c7d77a3bcf4cac1815c7d8d4ed15218f728401707a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/creek_core-831ba5a276f6a80a)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests creek-core
[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" "5bab65f8e826685f86a296c7d77a3bcf4cac1815c7d8d4ed15218f728401707a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bab65f8e826685f86a296c7d77a3bcf4cac1815c7d8d4ed15218f728401707a", kill_on_drop: false }`
[INFO] [stdout] 5bab65f8e826685f86a296c7d77a3bcf4cac1815c7d8d4ed15218f728401707a