[INFO] fetching crate karatsuba-rs 0.1.0...
[INFO] testing karatsuba-rs-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate karatsuba-rs 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate karatsuba-rs 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate karatsuba-rs 0.1.0
[INFO] finished tweaking crates.io crate karatsuba-rs 0.1.0
[INFO] tweaked toml for crates.io crate karatsuba-rs 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c75786b4f3b8262f1f18830415ab7a84e485ee574da0b3a16f3bf7be65548d70
[INFO] running `Command { std: "docker" "start" "-a" "c75786b4f3b8262f1f18830415ab7a84e485ee574da0b3a16f3bf7be65548d70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c75786b4f3b8262f1f18830415ab7a84e485ee574da0b3a16f3bf7be65548d70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c75786b4f3b8262f1f18830415ab7a84e485ee574da0b3a16f3bf7be65548d70", kill_on_drop: false }`
[INFO] [stdout] c75786b4f3b8262f1f18830415ab7a84e485ee574da0b3a16f3bf7be65548d70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3bb3412a66bb131ee27efd398851db33c92ae0fdb606757855cf4af7968e21c
[INFO] running `Command { std: "docker" "start" "-a" "b3bb3412a66bb131ee27efd398851db33c92ae0fdb606757855cf4af7968e21c", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling karatsuba-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.98s
[INFO] running `Command { std: "docker" "inspect" "b3bb3412a66bb131ee27efd398851db33c92ae0fdb606757855cf4af7968e21c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3bb3412a66bb131ee27efd398851db33c92ae0fdb606757855cf4af7968e21c", kill_on_drop: false }`
[INFO] [stdout] b3bb3412a66bb131ee27efd398851db33c92ae0fdb606757855cf4af7968e21c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7699ac5effbb8e6eaad10eb4da28f201953335126622fceb7848281f60f3c19
[INFO] running `Command { std: "docker" "start" "-a" "e7699ac5effbb8e6eaad10eb4da28f201953335126622fceb7848281f60f3c19", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling karatsuba-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "e7699ac5effbb8e6eaad10eb4da28f201953335126622fceb7848281f60f3c19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7699ac5effbb8e6eaad10eb4da28f201953335126622fceb7848281f60f3c19", kill_on_drop: false }`
[INFO] [stdout] e7699ac5effbb8e6eaad10eb4da28f201953335126622fceb7848281f60f3c19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2926fe46d31b3de76ff5364d5bd32d49611514ce7f95917a36928fbed3af166b
[INFO] running `Command { std: "docker" "start" "-a" "2926fe46d31b3de76ff5364d5bd32d49611514ce7f95917a36928fbed3af166b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/karatsuba_rs-7b2409e43d687301)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::multiply_string_works ... ok
[INFO] [stdout] test tests::multiply_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests karatsuba-rs
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - multiply (line 5) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - multiply (line 5) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `multiply` in this scope
[INFO] [stdout]  --> src/lib.rs:10:62
[INFO] [stdout]   |
[INFO] [stdout] 7 |  assert_eq!(BigInt::from(a.clone() * b.clone()).to_string(), multiply(a, b).to_string());
[INFO] [stdout]   |                                                              ^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   |
[INFO] [stdout] 2 | use karatsuba_rs::multiply;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - multiply (line 5)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "2926fe46d31b3de76ff5364d5bd32d49611514ce7f95917a36928fbed3af166b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2926fe46d31b3de76ff5364d5bd32d49611514ce7f95917a36928fbed3af166b", kill_on_drop: false }`
[INFO] [stdout] 2926fe46d31b3de76ff5364d5bd32d49611514ce7f95917a36928fbed3af166b