[INFO] fetching crate function 0.0.0...
[INFO] testing function-0.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate function 0.0.0 into /workspace/builds/worker-53/source
[INFO] validating manifest of crates.io crate function 0.0.0 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 function 0.0.0
[INFO] finished tweaking crates.io crate function 0.0.0
[INFO] tweaked toml for crates.io crate function 0.0.0 written to /workspace/builds/worker-53/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 1628d1e58948d092ee7bf62ed3ec4d4cb3badba8179068cc6edeb0164cb23c03
[INFO] running `Command { std: "docker" "start" "-a" "1628d1e58948d092ee7bf62ed3ec4d4cb3badba8179068cc6edeb0164cb23c03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1628d1e58948d092ee7bf62ed3ec4d4cb3badba8179068cc6edeb0164cb23c03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1628d1e58948d092ee7bf62ed3ec4d4cb3badba8179068cc6edeb0164cb23c03", kill_on_drop: false }`
[INFO] [stdout] 1628d1e58948d092ee7bf62ed3ec4d4cb3badba8179068cc6edeb0164cb23c03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] da6a84a4a6e606ea6b0a3760a5a4375dd7163681f24b715a865c26d0907d474d
[INFO] running `Command { std: "docker" "start" "-a" "da6a84a4a6e606ea6b0a3760a5a4375dd7163681f24b715a865c26d0907d474d", kill_on_drop: false }`
[INFO] [stderr]    Compiling function v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "da6a84a4a6e606ea6b0a3760a5a4375dd7163681f24b715a865c26d0907d474d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da6a84a4a6e606ea6b0a3760a5a4375dd7163681f24b715a865c26d0907d474d", kill_on_drop: false }`
[INFO] [stdout] da6a84a4a6e606ea6b0a3760a5a4375dd7163681f24b715a865c26d0907d474d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 46e2d6aea13029f13e9d2481f14a2ecdb38d2fd29df922ae7253ed201a90878a
[INFO] running `Command { std: "docker" "start" "-a" "46e2d6aea13029f13e9d2481f14a2ecdb38d2fd29df922ae7253ed201a90878a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling function v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.04s
[INFO] running `Command { std: "docker" "inspect" "46e2d6aea13029f13e9d2481f14a2ecdb38d2fd29df922ae7253ed201a90878a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46e2d6aea13029f13e9d2481f14a2ecdb38d2fd29df922ae7253ed201a90878a", kill_on_drop: false }`
[INFO] [stdout] 46e2d6aea13029f13e9d2481f14a2ecdb38d2fd29df922ae7253ed201a90878a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 8d4a4d43fcd71c9c0e49dc7c44fe4fb39a87efd374cd7298dee91f1c25807608
[INFO] running `Command { std: "docker" "start" "-a" "8d4a4d43fcd71c9c0e49dc7c44fe4fb39a87efd374cd7298dee91f1c25807608", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/function-882968b466000283)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests function
[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" "8d4a4d43fcd71c9c0e49dc7c44fe4fb39a87efd374cd7298dee91f1c25807608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d4a4d43fcd71c9c0e49dc7c44fe4fb39a87efd374cd7298dee91f1c25807608", kill_on_drop: false }`
[INFO] [stdout] 8d4a4d43fcd71c9c0e49dc7c44fe4fb39a87efd374cd7298dee91f1c25807608