[INFO] fetching crate approx_shannon_entropy 0.1.1...
[INFO] testing approx_shannon_entropy-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate approx_shannon_entropy 0.1.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate approx_shannon_entropy 0.1.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate approx_shannon_entropy 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate approx_shannon_entropy 0.1.1
[INFO] tweaked toml for crates.io crate approx_shannon_entropy 0.1.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate approx_shannon_entropy 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88b1ea0e1faa50648429c59c0ef63ba4e72aa63a21f471ecbaf0683c3952e320
[INFO] running `Command { std: "docker" "start" "-a" "88b1ea0e1faa50648429c59c0ef63ba4e72aa63a21f471ecbaf0683c3952e320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88b1ea0e1faa50648429c59c0ef63ba4e72aa63a21f471ecbaf0683c3952e320", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88b1ea0e1faa50648429c59c0ef63ba4e72aa63a21f471ecbaf0683c3952e320", kill_on_drop: false }`
[INFO] [stdout] 88b1ea0e1faa50648429c59c0ef63ba4e72aa63a21f471ecbaf0683c3952e320
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 319d3fa06e65dda3f4006d02e85e4dbc23263c018e33a048ca13a1b8e2a1dfd8
[INFO] running `Command { std: "docker" "start" "-a" "319d3fa06e65dda3f4006d02e85e4dbc23263c018e33a048ca13a1b8e2a1dfd8", kill_on_drop: false }`
[INFO] [stderr]    Compiling micromath v1.1.1
[INFO] [stderr]    Compiling approx_shannon_entropy v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "319d3fa06e65dda3f4006d02e85e4dbc23263c018e33a048ca13a1b8e2a1dfd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "319d3fa06e65dda3f4006d02e85e4dbc23263c018e33a048ca13a1b8e2a1dfd8", kill_on_drop: false }`
[INFO] [stdout] 319d3fa06e65dda3f4006d02e85e4dbc23263c018e33a048ca13a1b8e2a1dfd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb948d34a209414d864a78fdcdc155c46248886e0700852498342c58200367ae
[INFO] running `Command { std: "docker" "start" "-a" "fb948d34a209414d864a78fdcdc155c46248886e0700852498342c58200367ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling approx_shannon_entropy v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "fb948d34a209414d864a78fdcdc155c46248886e0700852498342c58200367ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb948d34a209414d864a78fdcdc155c46248886e0700852498342c58200367ae", kill_on_drop: false }`
[INFO] [stdout] fb948d34a209414d864a78fdcdc155c46248886e0700852498342c58200367ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 09e0a3abeb226809d1c32d165b8abe2803317ee2589a5b71a566f01d6516dfc9
[INFO] running `Command { std: "docker" "start" "-a" "09e0a3abeb226809d1c32d165b8abe2803317ee2589a5b71a566f01d6516dfc9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/approx_shannon_entropy-b8e28f89d14e0e29)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::shannon_all_unique_bytes ... ok
[INFO] [stderr]    Doc-tests approx_shannon_entropy
[INFO] [stdout] test tests::shannon_metric_odd_slice_length ... ok
[INFO] [stdout] test tests::shannon_odd_slice_length ... ok
[INFO] [stdout] test tests::shannon_expected_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - shannon_entropy (line 25) ... ok
[INFO] [stdout] test src/lib.rs - shannon_entropy_metric (line 72) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "09e0a3abeb226809d1c32d165b8abe2803317ee2589a5b71a566f01d6516dfc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09e0a3abeb226809d1c32d165b8abe2803317ee2589a5b71a566f01d6516dfc9", kill_on_drop: false }`
[INFO] [stdout] 09e0a3abeb226809d1c32d165b8abe2803317ee2589a5b71a566f01d6516dfc9