[INFO] fetching crate thread 0.1.0...
[INFO] testing thread-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate thread 0.1.0 into /workspace/builds/worker-75/source
[INFO] validating manifest of crates.io crate thread 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 thread 0.1.0
[INFO] finished tweaking crates.io crate thread 0.1.0
[INFO] tweaked toml for crates.io crate thread 0.1.0 written to /workspace/builds/worker-75/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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] 7b86bd0d816eff84e2af61398c77aba865d356d5cdb89738f44684ac870faae0
[INFO] running `Command { std: "docker" "start" "-a" "7b86bd0d816eff84e2af61398c77aba865d356d5cdb89738f44684ac870faae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b86bd0d816eff84e2af61398c77aba865d356d5cdb89738f44684ac870faae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b86bd0d816eff84e2af61398c77aba865d356d5cdb89738f44684ac870faae0", kill_on_drop: false }`
[INFO] [stdout] 7b86bd0d816eff84e2af61398c77aba865d356d5cdb89738f44684ac870faae0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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] aa60ffcdb1bc0116be575dc328c49a6a921a93f927b3fd8a72521e73ea1e78bb
[INFO] running `Command { std: "docker" "start" "-a" "aa60ffcdb1bc0116be575dc328c49a6a921a93f927b3fd8a72521e73ea1e78bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling thread v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "aa60ffcdb1bc0116be575dc328c49a6a921a93f927b3fd8a72521e73ea1e78bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa60ffcdb1bc0116be575dc328c49a6a921a93f927b3fd8a72521e73ea1e78bb", kill_on_drop: false }`
[INFO] [stdout] aa60ffcdb1bc0116be575dc328c49a6a921a93f927b3fd8a72521e73ea1e78bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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] eca98e1da0176557f54e13356b3eabd7a9dee1cdaca5b96a7184b97afac887b7
[INFO] running `Command { std: "docker" "start" "-a" "eca98e1da0176557f54e13356b3eabd7a9dee1cdaca5b96a7184b97afac887b7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling thread v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "eca98e1da0176557f54e13356b3eabd7a9dee1cdaca5b96a7184b97afac887b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eca98e1da0176557f54e13356b3eabd7a9dee1cdaca5b96a7184b97afac887b7", kill_on_drop: false }`
[INFO] [stdout] eca98e1da0176557f54e13356b3eabd7a9dee1cdaca5b96a7184b97afac887b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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] e186d98897d131a2b0623b2cc2665c0acaa6a8ed1cc257f42bacf1ba4569308a
[INFO] running `Command { std: "docker" "start" "-a" "e186d98897d131a2b0623b2cc2665c0acaa6a8ed1cc257f42bacf1ba4569308a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/thread-97afaf1c37d63c1d)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests thread
[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" "e186d98897d131a2b0623b2cc2665c0acaa6a8ed1cc257f42bacf1ba4569308a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e186d98897d131a2b0623b2cc2665c0acaa6a8ed1cc257f42bacf1ba4569308a", kill_on_drop: false }`
[INFO] [stdout] e186d98897d131a2b0623b2cc2665c0acaa6a8ed1cc257f42bacf1ba4569308a