[INFO] fetching crate pvm 0.1.0...
[INFO] testing pvm-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate pvm 0.1.0 into /workspace/builds/worker-61/source
[INFO] validating manifest of crates.io crate pvm 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-61/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efc66f99763f0eeb458578cea4984aabf3542bad01d5500ebbada34ff943d6b1
[INFO] running `Command { std: "docker" "start" "-a" "efc66f99763f0eeb458578cea4984aabf3542bad01d5500ebbada34ff943d6b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efc66f99763f0eeb458578cea4984aabf3542bad01d5500ebbada34ff943d6b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efc66f99763f0eeb458578cea4984aabf3542bad01d5500ebbada34ff943d6b1", kill_on_drop: false }`
[INFO] [stdout] efc66f99763f0eeb458578cea4984aabf3542bad01d5500ebbada34ff943d6b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b49c749bd51e0c29701f4834c30402f9435242c075f22136fa5af0a057580847
[INFO] running `Command { std: "docker" "start" "-a" "b49c749bd51e0c29701f4834c30402f9435242c075f22136fa5af0a057580847", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pvm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.40s
[INFO] running `Command { std: "docker" "inspect" "b49c749bd51e0c29701f4834c30402f9435242c075f22136fa5af0a057580847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b49c749bd51e0c29701f4834c30402f9435242c075f22136fa5af0a057580847", kill_on_drop: false }`
[INFO] [stdout] b49c749bd51e0c29701f4834c30402f9435242c075f22136fa5af0a057580847
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c688c25dd370bea63e1603a06a1ace1ff896aa11334a9a5b3d199dbb7ff0a451
[INFO] running `Command { std: "docker" "start" "-a" "c688c25dd370bea63e1603a06a1ace1ff896aa11334a9a5b3d199dbb7ff0a451", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> tests/calculator1.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/calculator1.rs:108:42
[INFO] [stdout]     |
[INFO] [stdout] 108 |     pub fn gen(total : usize, rng : &mut rand::Rng) -> Syntax {
[INFO] [stdout]     |                                          ^^^^^^^^^ help: use `dyn`: `dyn rand::Rng`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.81s
[INFO] running `Command { std: "docker" "inspect" "c688c25dd370bea63e1603a06a1ace1ff896aa11334a9a5b3d199dbb7ff0a451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c688c25dd370bea63e1603a06a1ace1ff896aa11334a9a5b3d199dbb7ff0a451", kill_on_drop: false }`
[INFO] [stdout] c688c25dd370bea63e1603a06a1ace1ff896aa11334a9a5b3d199dbb7ff0a451
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7347ceb7a63d124dedc89cafc37e915421f188037ffa6ad90aaa836382bdbc5d
[INFO] running `Command { std: "docker" "start" "-a" "7347ceb7a63d124dedc89cafc37e915421f188037ffa6ad90aaa836382bdbc5d", kill_on_drop: false }`
[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]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pvm-02b5ce6529433322)
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test ast::tests::simple_iteration_grammar ... ok
[INFO] [stdout] test ast::tests::simple_char_grammar_rules ... ok
[INFO] [stdout] test ast::tests::simple_lookahead_grammar ... ok
[INFO] [stdout] test ast::tests::simple_optional_subparser ... ok
[INFO] [stdout] test machine::tests::char_range_links ... ok
[INFO] [stdout] test machine::tests::direct_left_recursion_with_tail ... ok
[INFO] [stdout] test machine::tests::one_or_more_chars ... ok
[INFO] [stdout] test machine::tests::not_predicate ... ok
[INFO] [stdout] test machine::tests::partial_commit_zero_or_more ... ok
[INFO] [stdout] test machine::tests::simple_char_range ... ok
[INFO] [stdout] test machine::tests::simple_subparser ... ok
[INFO] [stdout] test machine::tests::simple_token_stream_result ... ok
[INFO] [stdout] test machine::tests::skip_parser ... ok
[INFO] [stdout] test machine::tests::skip_parser_with_toggle ... ok
[INFO] [stdout] test machine::tests::simple_char_sequence ... ok
[INFO] [stdout] test machine::tests::ambersand_predicate ... ok
[INFO] [stdout] test machine::tests::zero_or_more_chars ... ok
[INFO] [stdout] test parser::tests::direct_left_recursion ... ok
[INFO] [stdout] test parser::tests::parenthetical_and_lookahead ... ok
[INFO] [stdout] test parser::tests::simple_char_grammar ... ok
[INFO] [stdout] test parser::tests::simple_choice_grammar ... ok
[INFO] [stdout] test parser::tests::indirect_left_recursion ... ok
[INFO] [stdout] test machine::tests::simple_char ... ok
[INFO] [stdout] test machine::tests::optional_predicate ... ok
[INFO] [stdout] test machine::tests::three_subparser ... ok
[INFO] [stdout] test machine::tests::direct_left_recursion ... ok
[INFO] [stdout] test machine::tests::simple_char_choice ... ok
[INFO] [stdout] test parser::tests::simple_parentheticals ... ok
[INFO] [stdout] test machine::tests::self_reference_impossible_parser ... ok
[INFO] [stdout] test parser::tests::simple_prefix_grammar ... ok
[INFO] [stdout] test parser::tests::simple_suffix_grammar ... ok
[INFO] [stdout] test parser::tests::tokenizer ... ok
[INFO] [stdout] test tests::add_multiply_variable_expression ... 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; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/calculator1.rs (/opt/rustwide/target/debug/deps/calculator1-f9d18295638059fd)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test constants ... ok
[INFO] [stdout] test simple_expressions ... ok
[INFO] [stdout] test random_expressions ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.63s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/simple.rs (/opt/rustwide/target/debug/deps/simple-4c8152b715591b05)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pvm
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7347ceb7a63d124dedc89cafc37e915421f188037ffa6ad90aaa836382bdbc5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7347ceb7a63d124dedc89cafc37e915421f188037ffa6ad90aaa836382bdbc5d", kill_on_drop: false }`
[INFO] [stdout] 7347ceb7a63d124dedc89cafc37e915421f188037ffa6ad90aaa836382bdbc5d
