[INFO] fetching crate dassign 0.2.0...
[INFO] testing dassign-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate dassign 0.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate dassign 0.2.0 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 dassign 0.2.0
[INFO] finished tweaking crates.io crate dassign 0.2.0
[INFO] tweaked toml for crates.io crate dassign 0.2.0 written to /workspace/builds/worker-6/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 9ef163f97c49a928c7163de585df2fafe2205d8befd7a6f5dbb4ad960f15e37e
[INFO] running `Command { std: "docker" "start" "-a" "9ef163f97c49a928c7163de585df2fafe2205d8befd7a6f5dbb4ad960f15e37e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ef163f97c49a928c7163de585df2fafe2205d8befd7a6f5dbb4ad960f15e37e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ef163f97c49a928c7163de585df2fafe2205d8befd7a6f5dbb4ad960f15e37e", kill_on_drop: false }`
[INFO] [stdout] 9ef163f97c49a928c7163de585df2fafe2205d8befd7a6f5dbb4ad960f15e37e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 0a830ff8888a2ef54f6a1a212211a4ec9c812d66cd00bcef21d7bf2805bfc356
[INFO] running `Command { std: "docker" "start" "-a" "0a830ff8888a2ef54f6a1a212211a4ec9c812d66cd00bcef21d7bf2805bfc356", kill_on_drop: false }`
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling dassign v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "0a830ff8888a2ef54f6a1a212211a4ec9c812d66cd00bcef21d7bf2805bfc356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a830ff8888a2ef54f6a1a212211a4ec9c812d66cd00bcef21d7bf2805bfc356", kill_on_drop: false }`
[INFO] [stdout] 0a830ff8888a2ef54f6a1a212211a4ec9c812d66cd00bcef21d7bf2805bfc356
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 1e5d38852803ca9472db1891e9a82ba418683de2d73120edb7a11dbd72cbc1b7
[INFO] running `Command { std: "docker" "start" "-a" "1e5d38852803ca9472db1891e9a82ba418683de2d73120edb7a11dbd72cbc1b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling dassign v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "1e5d38852803ca9472db1891e9a82ba418683de2d73120edb7a11dbd72cbc1b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e5d38852803ca9472db1891e9a82ba418683de2d73120edb7a11dbd72cbc1b7", kill_on_drop: false }`
[INFO] [stdout] 1e5d38852803ca9472db1891e9a82ba418683de2d73120edb7a11dbd72cbc1b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 333b581bddd24b1e89227b7058f99d53bed9005fa50328c1aef49648f36c47fb
[INFO] running `Command { std: "docker" "start" "-a" "333b581bddd24b1e89227b7058f99d53bed9005fa50328c1aef49648f36c47fb", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dassign-a9ffcf99a7833bdc)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-93b0b0299cb8e960)
[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 1 test
[INFO] [stderr]    Doc-tests dassign
[INFO] [stdout] test test_dassign ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "333b581bddd24b1e89227b7058f99d53bed9005fa50328c1aef49648f36c47fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "333b581bddd24b1e89227b7058f99d53bed9005fa50328c1aef49648f36c47fb", kill_on_drop: false }`
[INFO] [stdout] 333b581bddd24b1e89227b7058f99d53bed9005fa50328c1aef49648f36c47fb