[INFO] fetching crate ferrischat_snowflake_generator 2.0.0...
[INFO] testing ferrischat_snowflake_generator-2.0.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate ferrischat_snowflake_generator 2.0.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate ferrischat_snowflake_generator 2.0.0
[INFO] finished tweaking crates.io crate ferrischat_snowflake_generator 2.0.0
[INFO] tweaked toml for crates.io crate ferrischat_snowflake_generator 2.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ferrischat_snowflake_generator 2.0.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34661ba4018670e816be5df4d7d9881b1c13bf102622b261e8403206eb315b8f
[INFO] running `Command { std: "docker" "start" "-a" "34661ba4018670e816be5df4d7d9881b1c13bf102622b261e8403206eb315b8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34661ba4018670e816be5df4d7d9881b1c13bf102622b261e8403206eb315b8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34661ba4018670e816be5df4d7d9881b1c13bf102622b261e8403206eb315b8f", kill_on_drop: false }`
[INFO] [stdout] 34661ba4018670e816be5df4d7d9881b1c13bf102622b261e8403206eb315b8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0327ac9bea20de3e6204a12e53ccc2760eab59557f9bd6f69891565b5dfc8788
[INFO] running `Command { std: "docker" "start" "-a" "0327ac9bea20de3e6204a12e53ccc2760eab59557f9bd6f69891565b5dfc8788", kill_on_drop: false }`
[INFO] [stderr]    Compiling ferrischat_snowflake_generator v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "0327ac9bea20de3e6204a12e53ccc2760eab59557f9bd6f69891565b5dfc8788", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0327ac9bea20de3e6204a12e53ccc2760eab59557f9bd6f69891565b5dfc8788", kill_on_drop: false }`
[INFO] [stdout] 0327ac9bea20de3e6204a12e53ccc2760eab59557f9bd6f69891565b5dfc8788
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf23ae2a688adb6f3b04d37bff98e575f4301d86e712ea22cab7c1b7ab29213d
[INFO] running `Command { std: "docker" "start" "-a" "cf23ae2a688adb6f3b04d37bff98e575f4301d86e712ea22cab7c1b7ab29213d", kill_on_drop: false }`
[INFO] [stderr]    Compiling ferrischat_snowflake_generator v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "cf23ae2a688adb6f3b04d37bff98e575f4301d86e712ea22cab7c1b7ab29213d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf23ae2a688adb6f3b04d37bff98e575f4301d86e712ea22cab7c1b7ab29213d", kill_on_drop: false }`
[INFO] [stdout] cf23ae2a688adb6f3b04d37bff98e575f4301d86e712ea22cab7c1b7ab29213d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fe6dbbc8a69822feccd09352f85bff7f123fedfffaeca10e4e7136ea6962f9eb
[INFO] running `Command { std: "docker" "start" "-a" "fe6dbbc8a69822feccd09352f85bff7f123fedfffaeca10e4e7136ea6962f9eb", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ferrischat_snowflake_generator-a312dcb0a81c0d2a)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::unequal_snowflakes ... ok
[INFO] [stdout] test tests::all_unequal_snowflakes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.99s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ferrischat_snowflake_generator
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - generate_snowflake (line 44) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.84s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fe6dbbc8a69822feccd09352f85bff7f123fedfffaeca10e4e7136ea6962f9eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe6dbbc8a69822feccd09352f85bff7f123fedfffaeca10e4e7136ea6962f9eb", kill_on_drop: false }`
[INFO] [stdout] fe6dbbc8a69822feccd09352f85bff7f123fedfffaeca10e4e7136ea6962f9eb