[INFO] fetching crate mudders 0.0.4...
[INFO] testing mudders-0.0.4 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate mudders 0.0.4 into /workspace/builds/worker-78/source
[INFO] validating manifest of crates.io crate mudders 0.0.4 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mudders 0.0.4
[INFO] finished tweaking crates.io crate mudders 0.0.4
[INFO] tweaked toml for crates.io crate mudders 0.0.4 written to /workspace/builds/worker-78/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76d023b1a870dcf5245d68cf98323921fe6bb7aa03e109b156260efe65780a90
[INFO] running `Command { std: "docker" "start" "-a" "76d023b1a870dcf5245d68cf98323921fe6bb7aa03e109b156260efe65780a90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76d023b1a870dcf5245d68cf98323921fe6bb7aa03e109b156260efe65780a90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76d023b1a870dcf5245d68cf98323921fe6bb7aa03e109b156260efe65780a90", kill_on_drop: false }`
[INFO] [stdout] 76d023b1a870dcf5245d68cf98323921fe6bb7aa03e109b156260efe65780a90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de821664c3267fc142b0fa562adb77c3c1346439b8a2f4356f81bcae7636c977
[INFO] running `Command { std: "docker" "start" "-a" "de821664c3267fc142b0fa562adb77c3c1346439b8a2f4356f81bcae7636c977", kill_on_drop: false }`
[INFO] [stderr]    Compiling mudders v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "de821664c3267fc142b0fa562adb77c3c1346439b8a2f4356f81bcae7636c977", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de821664c3267fc142b0fa562adb77c3c1346439b8a2f4356f81bcae7636c977", kill_on_drop: false }`
[INFO] [stdout] de821664c3267fc142b0fa562adb77c3c1346439b8a2f4356f81bcae7636c977
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e28fb108b22fca04bdb6cd14ad7cf18abe06b66a63d043a1ede22c31789fc9f
[INFO] running `Command { std: "docker" "start" "-a" "5e28fb108b22fca04bdb6cd14ad7cf18abe06b66a63d043a1ede22c31789fc9f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mudders v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "5e28fb108b22fca04bdb6cd14ad7cf18abe06b66a63d043a1ede22c31789fc9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e28fb108b22fca04bdb6cd14ad7cf18abe06b66a63d043a1ede22c31789fc9f", kill_on_drop: false }`
[INFO] [stdout] 5e28fb108b22fca04bdb6cd14ad7cf18abe06b66a63d043a1ede22c31789fc9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 81f6d7dadc6958430171d946de01502dc724089471d54e5b32063088aa04fb33
[INFO] running `Command { std: "docker" "start" "-a" "81f6d7dadc6958430171d946de01502dc724089471d54e5b32063088aa04fb33", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mudders-0293f62320ee3de4)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::differing_input_lengths ... ok
[INFO] [stdout] test tests::distance_between_first_chars_correct ... ok
[INFO] [stdout] test tests::equal_strings_error ... ok
[INFO] [stdout] test tests::empty_end ... ok
[INFO] [stdout] test tests::empty_start ... ok
[INFO] [stdout] test tests::invalid_tables_error ... ok
[INFO] [stdout] test tests::only_amount ... ok
[INFO] [stdout] test tests::outputs_more_or_less_match_mudderjs ... ok
[INFO] [stdout] test tests::reasonable_values ... ok
[INFO] [stdout] test tests::traverse_custom ... ok
[INFO] [stdout] test tests::traverse_alphabet ... ok
[INFO] [stdout] test tests::valid_tables_work ... ok
[INFO] [stdout] test tests::unknown_chars_error ... ok
[INFO] [stdout] test tests::values_sorting_correct ... ok
[INFO] [stdout] test tests::generate_after_z ... ok
[INFO] [stdout] test tests::values_consistently_between_start_and_end ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.70s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mudders
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - SymbolTable::mudder (line 110) ... ok
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "81f6d7dadc6958430171d946de01502dc724089471d54e5b32063088aa04fb33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81f6d7dadc6958430171d946de01502dc724089471d54e5b32063088aa04fb33", kill_on_drop: false }`
[INFO] [stdout] 81f6d7dadc6958430171d946de01502dc724089471d54e5b32063088aa04fb33