[INFO] fetching crate mudder 0.1.5...
[INFO] testing mudder-0.1.5 against 1.90.0 for beta-1.91-3
[INFO] extracting crate mudder 0.1.5 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate mudder 0.1.5
[INFO] finished tweaking crates.io crate mudder 0.1.5
[INFO] tweaked toml for crates.io crate mudder 0.1.5 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mudder 0.1.5 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] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded autocfg v1.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5c39430af909bc81c0a04dd6527efa4f7333907537b9c801dc4c535c48290f16
[INFO] running `Command { std: "docker" "start" "-a" "5c39430af909bc81c0a04dd6527efa4f7333907537b9c801dc4c535c48290f16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c39430af909bc81c0a04dd6527efa4f7333907537b9c801dc4c535c48290f16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c39430af909bc81c0a04dd6527efa4f7333907537b9c801dc4c535c48290f16", kill_on_drop: false }`
[INFO] [stdout] 5c39430af909bc81c0a04dd6527efa4f7333907537b9c801dc4c535c48290f16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 91d199cbf0dd426d1db45749126c22465f3962c3dc02b0c15f418a5fbcacc297
[INFO] running `Command { std: "docker" "start" "-a" "91d199cbf0dd426d1db45749126c22465f3962c3dc02b0c15f418a5fbcacc297", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling mudder v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.89s
[INFO] running `Command { std: "docker" "inspect" "91d199cbf0dd426d1db45749126c22465f3962c3dc02b0c15f418a5fbcacc297", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91d199cbf0dd426d1db45749126c22465f3962c3dc02b0c15f418a5fbcacc297", kill_on_drop: false }`
[INFO] [stdout] 91d199cbf0dd426d1db45749126c22465f3962c3dc02b0c15f418a5fbcacc297
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5fe98d03c665b87960b126ac297afb6c8de492d4a0b8f16915c4d96545a48262
[INFO] running `Command { std: "docker" "start" "-a" "5fe98d03c665b87960b126ac297afb6c8de492d4a0b8f16915c4d96545a48262", kill_on_drop: false }`
[INFO] [stderr]    Compiling mudder v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "5fe98d03c665b87960b126ac297afb6c8de492d4a0b8f16915c4d96545a48262", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fe98d03c665b87960b126ac297afb6c8de492d4a0b8f16915c4d96545a48262", kill_on_drop: false }`
[INFO] [stdout] 5fe98d03c665b87960b126ac297afb6c8de492d4a0b8f16915c4d96545a48262
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d87fb679b37e7d5a14c7f68076f40b5bcbdbed9e5665b43a84a84cc55d012b9c
[INFO] running `Command { std: "docker" "start" "-a" "d87fb679b37e7d5a14c7f68076f40b5bcbdbed9e5665b43a84a84cc55d012b9c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mudder-b368460074fc316c)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test tests::alphabetic_basics ... ok
[INFO] [stdout] test tests::base62_basics ... ok
[INFO] [stdout] test tests::chars_to_digits_test ... ok
[INFO] [stdout] test tests::empty_start_and_end ... ok
[INFO] [stdout] test tests::no_start ... ok
[INFO] [stdout] test tests::number_to_string_test ... ok
[INFO] [stdout] test tests::test_empty_digit_to_string ... ok
[INFO] [stdout] test tests::digits_to_string_test ... ok
[INFO] [stdout] test tests::test_new ... ok
[INFO] [stdout] test tests::test_mudder_multiple_strings ... ok
[INFO] [stdout] test tests::test_empty_number_to_string ... ok
[INFO] [stdout] test tests::test_zero_number_to_digits ... ok
[INFO] [stdout] test tests::test_single_digit_string_to_number ... ok
[INFO] [stdout] test tests::no_end ... ok
[INFO] [stdout] test tests::repeated_subdivision ... ok
[INFO] [stdout] test tests::number_to_digits_test ... ok
[INFO] [stdout] test tests::same_start_and_end ... ok
[INFO] [stdout] test tests::string_to_number_test ... ok
[INFO] [stdout] test tests::numeric_basics ... ok
[INFO] [stdout] test tests::test_fine_divisions ... ok
[INFO] [stdout] test tests::test_invalid_chars_to_digits ... ok
[INFO] [stdout] test tests::test_single_digit_to_string ... ok
[INFO] [stdout] test tests::test_zero_number_to_string ... ok
[INFO] [stdout] test tests::base36_basics ... ok
[INFO] [stdout] test tests::test_default_end ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mudder
[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" "d87fb679b37e7d5a14c7f68076f40b5bcbdbed9e5665b43a84a84cc55d012b9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d87fb679b37e7d5a14c7f68076f40b5bcbdbed9e5665b43a84a84cc55d012b9c", kill_on_drop: false }`
[INFO] [stdout] d87fb679b37e7d5a14c7f68076f40b5bcbdbed9e5665b43a84a84cc55d012b9c