[INFO] fetching crate pvm 0.1.0...
[INFO] testing pvm-0.1.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate pvm 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate pvm 0.1.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b298df069c8f0c750b861b19d5152c2a932bff33053c0d4fd4727ddfa879487
[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" "6b298df069c8f0c750b861b19d5152c2a932bff33053c0d4fd4727ddfa879487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b298df069c8f0c750b861b19d5152c2a932bff33053c0d4fd4727ddfa879487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b298df069c8f0c750b861b19d5152c2a932bff33053c0d4fd4727ddfa879487", kill_on_drop: false }`
[INFO] [stdout] 6b298df069c8f0c750b861b19d5152c2a932bff33053c0d4fd4727ddfa879487
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", 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] 427c9aa7d452606def4059cdac88086ed2f54653af9fb7e469f4e4f290d5a586
[INFO] running `Command { std: "docker" "start" "-a" "427c9aa7d452606def4059cdac88086ed2f54653af9fb7e469f4e4f290d5a586", kill_on_drop: false }`
[INFO] [stderr]    Compiling pvm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.67s
[INFO] running `Command { std: "docker" "inspect" "427c9aa7d452606def4059cdac88086ed2f54653af9fb7e469f4e4f290d5a586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "427c9aa7d452606def4059cdac88086ed2f54653af9fb7e469f4e4f290d5a586", kill_on_drop: false }`
[INFO] [stdout] 427c9aa7d452606def4059cdac88086ed2f54653af9fb7e469f4e4f290d5a586
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 003a97d7a59e85d6073063907be61d125a614cacf33f7b3920708595befe5651
[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" "003a97d7a59e85d6073063907be61d125a614cacf33f7b3920708595befe5651", kill_on_drop: false }`
[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 is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[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 7.13s
[INFO] running `Command { std: "docker" "inspect" "003a97d7a59e85d6073063907be61d125a614cacf33f7b3920708595befe5651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "003a97d7a59e85d6073063907be61d125a614cacf33f7b3920708595befe5651", kill_on_drop: false }`
[INFO] [stdout] 003a97d7a59e85d6073063907be61d125a614cacf33f7b3920708595befe5651
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] 0d30661012422481150e9d131bfae27a6f448a722ae9562c81b86439372e2133
[INFO] running `Command { std: "docker" "start" "-a" "0d30661012422481150e9d131bfae27a6f448a722ae9562c81b86439372e2133", 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 is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `pvm` (test "calculator1") generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pvm-136b91896aa971c6)
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test machine::tests::simple_char_range ... ok
[INFO] [stdout] test machine::tests::simple_char_choice ... ok
[INFO] [stdout] test machine::tests::direct_left_recursion ... ok
[INFO] [stdout] test machine::tests::ambersand_predicate ... ok
[INFO] [stdout] test ast::tests::simple_iteration_grammar ... ok
[INFO] [stdout] test machine::tests::not_predicate ... ok
[INFO] [stdout] test ast::tests::simple_char_grammar_rules ... ok
[INFO] [stdout] test machine::tests::direct_left_recursion_with_tail ... ok
[INFO] [stdout] test machine::tests::self_reference_impossible_parser ... ok
[INFO] [stdout] test machine::tests::simple_char ... ok
[INFO] [stdout] test machine::tests::partial_commit_zero_or_more ... ok
[INFO] [stdout] test machine::tests::optional_predicate ... ok
[INFO] [stdout] test machine::tests::one_or_more_chars ... ok
[INFO] [stdout] test ast::tests::simple_lookahead_grammar ... ok
[INFO] [stdout] test machine::tests::char_range_links ... ok
[INFO] [stdout] test parser::tests::simple_choice_grammar ... ok
[INFO] [stdout] test parser::tests::simple_prefix_grammar ... ok
[INFO] [stdout] test parser::tests::simple_parentheticals ... ok
[INFO] [stdout] test parser::tests::simple_suffix_grammar ... ok
[INFO] [stdout] test parser::tests::simple_char_grammar ... ok
[INFO] [stdout] test parser::tests::tokenizer ... ok
[INFO] [stdout] test parser::tests::parenthetical_and_lookahead ... ok
[INFO] [stdout] test tests::add_multiply_variable_expression ... ok
[INFO] [stdout] test machine::tests::simple_char_sequence ... ok
[INFO] [stdout] test machine::tests::skip_parser_with_toggle ... ok
[INFO] [stdout] test machine::tests::zero_or_more_chars ... ok
[INFO] [stdout] test ast::tests::simple_optional_subparser ... ok
[INFO] [stdout] test machine::tests::skip_parser ... ok
[INFO] [stdout] test machine::tests::simple_subparser ... ok
[INFO] [stdout] test parser::tests::indirect_left_recursion ... ok
[INFO] [stdout] test machine::tests::three_subparser ... ok
[INFO] [stdout] test machine::tests::simple_token_stream_result ... ok
[INFO] [stdout] test parser::tests::direct_left_recursion ... 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 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/calculator1.rs (/opt/rustwide/target/debug/deps/calculator1-1afad647021d22b9)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test constants ... ok
[INFO] [stdout] test simple_expressions ... ok
[INFO] [stderr]      Running tests/simple.rs (/opt/rustwide/target/debug/deps/simple-89b80848fa8ed7fd)
[INFO] [stdout] test random_expressions ... ok
[INFO] [stderr]    Doc-tests pvm
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 13.81s
[INFO] [stdout] 
[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] [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" "0d30661012422481150e9d131bfae27a6f448a722ae9562c81b86439372e2133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d30661012422481150e9d131bfae27a6f448a722ae9562c81b86439372e2133", kill_on_drop: false }`
[INFO] [stdout] 0d30661012422481150e9d131bfae27a6f448a722ae9562c81b86439372e2133