[INFO] crate purrchance 0.4.1 is already in cache
[INFO] testing purrchance-0.4.1 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate purrchance 0.4.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate purrchance 0.4.1 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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-0/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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e503c4d2859fec6abded6df59be433b1e451e9ce69250dc60ef342aaecd80ca
[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" "0e503c4d2859fec6abded6df59be433b1e451e9ce69250dc60ef342aaecd80ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e503c4d2859fec6abded6df59be433b1e451e9ce69250dc60ef342aaecd80ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e503c4d2859fec6abded6df59be433b1e451e9ce69250dc60ef342aaecd80ca", kill_on_drop: false }`
[INFO] [stdout] 0e503c4d2859fec6abded6df59be433b1e451e9ce69250dc60ef342aaecd80ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e87a258319aa6c4cda007d13a33bc6258dd5584c55a99b99998b3829199f2db5
[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" "e87a258319aa6c4cda007d13a33bc6258dd5584c55a99b99998b3829199f2db5", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling lexical-core v0.7.4
[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 15.74s
[INFO] running `Command { std: "docker" "inspect" "e87a258319aa6c4cda007d13a33bc6258dd5584c55a99b99998b3829199f2db5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e87a258319aa6c4cda007d13a33bc6258dd5584c55a99b99998b3829199f2db5", kill_on_drop: false }`
[INFO] [stdout] e87a258319aa6c4cda007d13a33bc6258dd5584c55a99b99998b3829199f2db5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f85012b29363b2177f067f2d0814ba2c4364f34c165c91c87fae9628eafbd49
[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" "7f85012b29363b2177f067f2d0814ba2c4364f34c165c91c87fae9628eafbd49", kill_on_drop: false }`
[INFO] [stderr]    Compiling purrchance v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.73s
[INFO] running `Command { std: "docker" "inspect" "7f85012b29363b2177f067f2d0814ba2c4364f34c165c91c87fae9628eafbd49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f85012b29363b2177f067f2d0814ba2c4364f34c165c91c87fae9628eafbd49", kill_on_drop: false }`
[INFO] [stdout] 7f85012b29363b2177f067f2d0814ba2c4364f34c165c91c87fae9628eafbd49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f2ed9319e446f67c06051e6cf1be78702e56a28d2fe94f7a135c7775fdbcc4b3
[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" "f2ed9319e446f67c06051e6cf1be78702e56a28d2fe94f7a135c7775fdbcc4b3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/purrchance-df1783590a2a0dcc
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test tests::eval_loaded_grammar_comments_fraction_weights_tabs2 ... ok
[INFO] [stdout] test tests::eval_loaded_grammar_multiple_lists ... ok
[INFO] [stdout] test tests::eval_empty_list ... ok
[INFO] [stdout] test tests::eval_loaded_grammar_comments_fraction_weights_tabs ... ok
[INFO] [stdout] test tests::eval_loaded_grammar_no_trailing_newline ... ok
[INFO] [stdout] test tests::eval_loaded_grammar ... ok
[INFO] [stdout] test tests::eval_loaded_grammar_comments_weights ... ok
[INFO] [stdout] test tests::eval_missing_nonterminal ... ok
[INFO] [stdout] test tests::eval_terminal ... ok
[INFO] [stdout] test tests::eval_single_terminals_expr_list ... ok
[INFO] [stdout] test tests::eval_valid_nonterminal ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/purrchance-1f498c61c771a11e
[INFO] [stdout] test tests::eval_multiple_terminals_expr_list ... ok
[INFO] [stdout] test tests::eval_loaded_grammar_comments ... ok
[INFO] [stdout] test tests::eval_loaded_grammar_comments_fraction_weights3 ... ok
[INFO] [stdout] test tests::eval_terminals_expr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 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] [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" "f2ed9319e446f67c06051e6cf1be78702e56a28d2fe94f7a135c7775fdbcc4b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2ed9319e446f67c06051e6cf1be78702e56a28d2fe94f7a135c7775fdbcc4b3", kill_on_drop: false }`
[INFO] [stdout] f2ed9319e446f67c06051e6cf1be78702e56a28d2fe94f7a135c7775fdbcc4b3