[INFO] fetching crate pvm 0.1.0...
[INFO] testing pvm-0.1.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate pvm 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate pvm 0.1.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate pvm 0.1.0
[INFO] finished tweaking crates.io crate pvm 0.1.0
[INFO] tweaked toml for crates.io crate pvm 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4fb413e9ad8b61c4713dc111f31458e5e4b51ee001a5e4c9adfe27262a4655a2
[INFO] running `"docker" "start" "-a" "4fb413e9ad8b61c4713dc111f31458e5e4b51ee001a5e4c9adfe27262a4655a2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling pvm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.95s
[INFO] running `"docker" "inspect" "4fb413e9ad8b61c4713dc111f31458e5e4b51ee001a5e4c9adfe27262a4655a2"`
[INFO] running `"docker" "rm" "-f" "4fb413e9ad8b61c4713dc111f31458e5e4b51ee001a5e4c9adfe27262a4655a2"`
[INFO] [stdout] 4fb413e9ad8b61c4713dc111f31458e5e4b51ee001a5e4c9adfe27262a4655a2
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 98375d438a20ea492281aa604f0d256c0b41bdc24485b7688fdac705de13bc9f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "98375d438a20ea492281aa604f0d256c0b41bdc24485b7688fdac705de13bc9f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling pvm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> tests/calculator1.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/calculator1.rs:108:42
[INFO] [stderr]     |
[INFO] [stderr] 108 |     pub fn gen(total : usize, rng : &mut rand::Rng) -> Syntax {
[INFO] [stderr]     |                                          ^^^^^^^^^ help: use `dyn`: `dyn rand::Rng`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.55s
[INFO] running `"docker" "inspect" "98375d438a20ea492281aa604f0d256c0b41bdc24485b7688fdac705de13bc9f"`
[INFO] running `"docker" "rm" "-f" "98375d438a20ea492281aa604f0d256c0b41bdc24485b7688fdac705de13bc9f"`
[INFO] [stdout] 98375d438a20ea492281aa604f0d256c0b41bdc24485b7688fdac705de13bc9f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b1e189daafe9924d17a30a6b45597513fa7ea40af97401581acb148385236c06
[INFO] running `"docker" "start" "-a" "b1e189daafe9924d17a30a6b45597513fa7ea40af97401581acb148385236c06"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> tests/calculator1.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/calculator1.rs:108:42
[INFO] [stderr]     |
[INFO] [stderr] 108 |     pub fn gen(total : usize, rng : &mut rand::Rng) -> Syntax {
[INFO] [stderr]     |                                          ^^^^^^^^^ help: use `dyn`: `dyn rand::Rng`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pvm-1cb31ddd8a8e3cbd
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test ast::tests::simple_optional_subparser ... ok
[INFO] [stdout] test machine::tests::ambersand_predicate ... ok
[INFO] [stdout] test machine::tests::char_range_links ... ok
[INFO] [stdout] test machine::tests::not_predicate ... ok
[INFO] [stdout] test machine::tests::one_or_more_chars ... ok
[INFO] [stdout] test machine::tests::optional_predicate ... ok
[INFO] [stdout] test machine::tests::partial_commit_zero_or_more ... ok
[INFO] [stdout] test machine::tests::self_reference_impossible_parser ... ok
[INFO] [stdout] test ast::tests::simple_char_grammar_rules ... ok
[INFO] [stdout] test machine::tests::simple_subparser ... ok
[INFO] [stdout] test machine::tests::three_subparser ... ok
[INFO] [stdout] test parser::tests::direct_left_recursion ... ok
[INFO] [stdout] test machine::tests::skip_parser_with_toggle ... ok
[INFO] [stdout] test machine::tests::zero_or_more_chars ... ok
[INFO] [stdout] test machine::tests::simple_char ... ok
[INFO] [stdout] test machine::tests::direct_left_recursion ... ok
[INFO] [stdout] test machine::tests::simple_char_choice ... ok
[INFO] [stdout] test machine::tests::skip_parser ... ok
[INFO] [stdout] test machine::tests::direct_left_recursion_with_tail ... ok
[INFO] [stdout] test machine::tests::simple_char_range ... ok
[INFO] [stdout] test ast::tests::simple_iteration_grammar ... ok
[INFO] [stdout] test machine::tests::simple_char_sequence ... ok
[INFO] [stdout] test ast::tests::simple_lookahead_grammar ... ok
[INFO] [stdout] test machine::tests::simple_token_stream_result ... ok
[INFO] [stdout] test parser::tests::simple_suffix_grammar ... ok
[INFO] [stdout] test parser::tests::tokenizer ... ok
[INFO] [stdout] test parser::tests::simple_char_grammar ... ok
[INFO] [stdout] test parser::tests::parenthetical_and_lookahead ... ok
[INFO] [stdout] test tests::add_multiply_variable_expression ... ok
[INFO] [stdout] test parser::tests::indirect_left_recursion ... ok
[INFO] [stdout] test parser::tests::simple_choice_grammar ... ok
[INFO] [stdout] test parser::tests::simple_parentheticals ... ok
[INFO] [stdout] test parser::tests::simple_prefix_grammar ... ok
[INFO] [stdout] test parser::tests::dogfood ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/calculator1-b3d71997e6fe0e8d
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test constants ... ok
[INFO] [stdout] test simple_expressions ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple-85104239cfa7948b
[INFO] [stdout] test random_expressions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test simple ... ok
[INFO] [stderr]    Doc-tests pvm
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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 `"docker" "inspect" "b1e189daafe9924d17a30a6b45597513fa7ea40af97401581acb148385236c06"`
[INFO] running `"docker" "rm" "-f" "b1e189daafe9924d17a30a6b45597513fa7ea40af97401581acb148385236c06"`
[INFO] [stdout] b1e189daafe9924d17a30a6b45597513fa7ea40af97401581acb148385236c06