[INFO] fetching crate mudders 0.0.4...
[INFO] testing mudders-0.0.4 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate mudders 0.0.4 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate mudders 0.0.4 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", 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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28e422bddf067575ec439037f56fc7292d89b5b5fa661ab8e56ebc6fe7d4fb87
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "28e422bddf067575ec439037f56fc7292d89b5b5fa661ab8e56ebc6fe7d4fb87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28e422bddf067575ec439037f56fc7292d89b5b5fa661ab8e56ebc6fe7d4fb87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28e422bddf067575ec439037f56fc7292d89b5b5fa661ab8e56ebc6fe7d4fb87", kill_on_drop: false }`
[INFO] [stdout] 28e422bddf067575ec439037f56fc7292d89b5b5fa661ab8e56ebc6fe7d4fb87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d116c8cca1612e8c76f7af8a9c28511c10439ae0d24103e031884535826a0f20
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d116c8cca1612e8c76f7af8a9c28511c10439ae0d24103e031884535826a0f20", kill_on_drop: false }`
[INFO] [stderr]    Compiling mudders v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "d116c8cca1612e8c76f7af8a9c28511c10439ae0d24103e031884535826a0f20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d116c8cca1612e8c76f7af8a9c28511c10439ae0d24103e031884535826a0f20", kill_on_drop: false }`
[INFO] [stdout] d116c8cca1612e8c76f7af8a9c28511c10439ae0d24103e031884535826a0f20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f3e13eef8fb8e0621b91c1339f86b31c5c7a200019f44f5a4e8cdeb9b319715
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6f3e13eef8fb8e0621b91c1339f86b31c5c7a200019f44f5a4e8cdeb9b319715", kill_on_drop: false }`
[INFO] [stderr]    Compiling mudders v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.02s
[INFO] running `Command { std: "docker" "inspect" "6f3e13eef8fb8e0621b91c1339f86b31c5c7a200019f44f5a4e8cdeb9b319715", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f3e13eef8fb8e0621b91c1339f86b31c5c7a200019f44f5a4e8cdeb9b319715", kill_on_drop: false }`
[INFO] [stdout] 6f3e13eef8fb8e0621b91c1339f86b31c5c7a200019f44f5a4e8cdeb9b319715
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 45933223f1957a36fb22d2419468346ec9958d5ca9183691ed752f8fa19dc66f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "45933223f1957a36fb22d2419468346ec9958d5ca9183691ed752f8fa19dc66f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mudders-ab88b00e01a6f32e
[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::invalid_tables_error ... ok
[INFO] [stdout] test tests::empty_start ... ok
[INFO] [stdout] test tests::only_amount ... ok
[INFO] [stdout] test tests::empty_end ... ok
[INFO] [stdout] test tests::equal_strings_error ... ok
[INFO] [stdout] test tests::traverse_alphabet ... ok
[INFO] [stdout] test tests::traverse_custom ... ok
[INFO] [stdout] test tests::unknown_chars_error ... ok
[INFO] [stdout] test tests::valid_tables_work ... ok
[INFO] [stdout] test tests::outputs_more_or_less_match_mudderjs ... ok
[INFO] [stdout] test tests::reasonable_values ... 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
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "45933223f1957a36fb22d2419468346ec9958d5ca9183691ed752f8fa19dc66f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45933223f1957a36fb22d2419468346ec9958d5ca9183691ed752f8fa19dc66f", kill_on_drop: false }`
[INFO] [stdout] 45933223f1957a36fb22d2419468346ec9958d5ca9183691ed752f8fa19dc66f