[INFO] fetching crate bigint2 0.1.0...
[INFO] testing bigint2-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate bigint2 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate bigint2 0.1.0 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 bigint2 0.1.0
[INFO] finished tweaking crates.io crate bigint2 0.1.0
[INFO] tweaked toml for crates.io crate bigint2 0.1.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 4095f21a7cb0ab057f6c2f228070021b9d4085131fa77f0bd88e5dbb50660f51
[INFO] running `Command { std: "docker" "start" "-a" "4095f21a7cb0ab057f6c2f228070021b9d4085131fa77f0bd88e5dbb50660f51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4095f21a7cb0ab057f6c2f228070021b9d4085131fa77f0bd88e5dbb50660f51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4095f21a7cb0ab057f6c2f228070021b9d4085131fa77f0bd88e5dbb50660f51", kill_on_drop: false }`
[INFO] [stdout] 4095f21a7cb0ab057f6c2f228070021b9d4085131fa77f0bd88e5dbb50660f51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] df438233738f064fd37de2d7952243ae2b07b51a6ba29e5fdcda173fd1ac8c8f
[INFO] running `Command { std: "docker" "start" "-a" "df438233738f064fd37de2d7952243ae2b07b51a6ba29e5fdcda173fd1ac8c8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling heapsize v0.3.9
[INFO] [stderr]    Compiling elastic-array v0.7.0
[INFO] [stderr]    Compiling rlp2 v0.2.0
[INFO] [stderr]    Compiling bigint2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `ZERO_BIG_DIGIT`
[INFO] [stdout]   --> src/algorithms.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub const ZERO_BIG_DIGIT: BigDigit = 0;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `to_doublebigdigit`
[INFO] [stdout]   --> src/algorithms.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn to_doublebigdigit(hi: BigDigit, lo: BigDigit) -> DoubleBigDigit {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.59s
[INFO] running `Command { std: "docker" "inspect" "df438233738f064fd37de2d7952243ae2b07b51a6ba29e5fdcda173fd1ac8c8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df438233738f064fd37de2d7952243ae2b07b51a6ba29e5fdcda173fd1ac8c8f", kill_on_drop: false }`
[INFO] [stdout] df438233738f064fd37de2d7952243ae2b07b51a6ba29e5fdcda173fd1ac8c8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] f7de076b4818b14f8da0059a050e3461fa9fd91a839c513c0f8c6f69a16181a4
[INFO] running `Command { std: "docker" "start" "-a" "f7de076b4818b14f8da0059a050e3461fa9fd91a839c513c0f8c6f69a16181a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling bigint2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `ZERO_BIG_DIGIT`
[INFO] [stdout]   --> src/algorithms.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub const ZERO_BIG_DIGIT: BigDigit = 0;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `to_doublebigdigit`
[INFO] [stdout]   --> src/algorithms.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn to_doublebigdigit(hi: BigDigit, lo: BigDigit) -> DoubleBigDigit {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `ZERO_BIG_DIGIT`
[INFO] [stdout]   --> src/algorithms.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub const ZERO_BIG_DIGIT: BigDigit = 0;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `to_doublebigdigit`
[INFO] [stdout]   --> src/algorithms.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn to_doublebigdigit(hi: BigDigit, lo: BigDigit) -> DoubleBigDigit {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `Command { std: "docker" "inspect" "f7de076b4818b14f8da0059a050e3461fa9fd91a839c513c0f8c6f69a16181a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7de076b4818b14f8da0059a050e3461fa9fd91a839c513c0f8c6f69a16181a4", kill_on_drop: false }`
[INFO] [stdout] f7de076b4818b14f8da0059a050e3461fa9fd91a839c513c0f8c6f69a16181a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] fbb5a9987cd6b5409f474d8516dc0a9f3f4ac38c153730bf99b8301671329898
[INFO] running `Command { std: "docker" "start" "-a" "fbb5a9987cd6b5409f474d8516dc0a9f3f4ac38c153730bf99b8301671329898", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: constant is never used: `ZERO_BIG_DIGIT`
[INFO] [stdout] running 2 tests
[INFO] [stderr]   --> src/algorithms.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub const ZERO_BIG_DIGIT: BigDigit = 0;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `to_doublebigdigit`
[INFO] [stderr]   --> src/algorithms.rs:56:12
[INFO] [stderr]    |
[INFO] [stderr] 56 |     pub fn to_doublebigdigit(hi: BigDigit, lo: BigDigit) -> DoubleBigDigit {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `bigint2` (lib) generated 2 warnings
[INFO] [stderr] warning: `bigint2` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bigint2-82ebcb401d79a4aa)
[INFO] [stdout] test u256::tests::mul ... ok
[INFO] [stderr]    Doc-tests bigint2
[INFO] [stdout] test u256::tests::div ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "fbb5a9987cd6b5409f474d8516dc0a9f3f4ac38c153730bf99b8301671329898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbb5a9987cd6b5409f474d8516dc0a9f3f4ac38c153730bf99b8301671329898", kill_on_drop: false }`
[INFO] [stdout] fbb5a9987cd6b5409f474d8516dc0a9f3f4ac38c153730bf99b8301671329898