[INFO] fetching crate purrchance 0.4.1...
[INFO] testing purrchance-0.4.1 against 1.47.0 for beta-1.48-1
[INFO] extracting crate purrchance 0.4.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate purrchance 0.4.1 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate purrchance 0.4.1
[INFO] finished tweaking crates.io crate purrchance 0.4.1
[INFO] tweaked toml for crates.io crate purrchance 0.4.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate purrchance 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 82c49fb6268df0a63d62dd93870959e2a091ba1f0a3471a6dea9b81855211620
[INFO] running `Command { std: "docker" "start" "-a" "82c49fb6268df0a63d62dd93870959e2a091ba1f0a3471a6dea9b81855211620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82c49fb6268df0a63d62dd93870959e2a091ba1f0a3471a6dea9b81855211620", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82c49fb6268df0a63d62dd93870959e2a091ba1f0a3471a6dea9b81855211620", kill_on_drop: false }`
[INFO] [stdout] 82c49fb6268df0a63d62dd93870959e2a091ba1f0a3471a6dea9b81855211620
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3129f396a781414733acd8e1366d342a31a7b4cc39775d0bb472da498d8afe6
[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" "d3129f396a781414733acd8e1366d342a31a7b4cc39775d0bb472da498d8afe6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling purrchance v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.60s
[INFO] running `Command { std: "docker" "inspect" "d3129f396a781414733acd8e1366d342a31a7b4cc39775d0bb472da498d8afe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3129f396a781414733acd8e1366d342a31a7b4cc39775d0bb472da498d8afe6", kill_on_drop: false }`
[INFO] [stdout] d3129f396a781414733acd8e1366d342a31a7b4cc39775d0bb472da498d8afe6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e841d2d2db669b591599b0956e98d8ef1cfa4c219ce86535c05c289073070a5
[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" "4e841d2d2db669b591599b0956e98d8ef1cfa4c219ce86535c05c289073070a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling purrchance v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "4e841d2d2db669b591599b0956e98d8ef1cfa4c219ce86535c05c289073070a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e841d2d2db669b591599b0956e98d8ef1cfa4c219ce86535c05c289073070a5", kill_on_drop: false }`
[INFO] [stdout] 4e841d2d2db669b591599b0956e98d8ef1cfa4c219ce86535c05c289073070a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4a3ee7c1fbb2d53dd8deed58a495286638229bffe9d296e72ccbc35d4076c1d8
[INFO] running `Command { std: "docker" "start" "-a" "4a3ee7c1fbb2d53dd8deed58a495286638229bffe9d296e72ccbc35d4076c1d8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/purrchance-5e9f6786f27cba2c
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test tests::eval_empty_list ... ok
[INFO] [stdout] test tests::eval_missing_nonterminal ... ok
[INFO] [stdout] test tests::eval_loaded_grammar_comments_fraction_weights_tabs ... ok
[INFO] [stdout] test tests::eval_loaded_grammar_comments_fraction_weights_tabs2 ... ok
[INFO] [stdout] test tests::eval_single_terminals_expr_list ... ok
[INFO] [stdout] test tests::eval_terminal ... ok
[INFO] [stdout] test tests::eval_loaded_grammar_comments_weights ... ok
[INFO] [stdout] test tests::eval_multiple_terminals_expr_list ... ok
[INFO] [stdout] test tests::eval_terminals_expr ... ok
[INFO] [stdout] test tests::eval_loaded_grammar_comments_fraction_weights3 ... ok
[INFO] [stdout] test tests::eval_valid_nonterminal ... ok
[INFO] [stdout] test tests::eval_loaded_grammar_comments ... ok
[INFO] [stdout] test tests::eval_loaded_grammar_multiple_lists ... ok
[INFO] [stdout] test tests::eval_loaded_grammar_no_trailing_newline ... ok
[INFO] [stdout] test tests::eval_loaded_grammar ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/purrchance-b6b9cf5975bd7ab3
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests purrchance
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4a3ee7c1fbb2d53dd8deed58a495286638229bffe9d296e72ccbc35d4076c1d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a3ee7c1fbb2d53dd8deed58a495286638229bffe9d296e72ccbc35d4076c1d8", kill_on_drop: false }`
[INFO] [stdout] 4a3ee7c1fbb2d53dd8deed58a495286638229bffe9d296e72ccbc35d4076c1d8
