[INFO] fetching crate peresil 0.4.0-alpha.0...
[INFO] testing peresil-0.4.0-alpha.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate peresil 0.4.0-alpha.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate peresil 0.4.0-alpha.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate peresil 0.4.0-alpha.0
[INFO] finished tweaking crates.io crate peresil 0.4.0-alpha.0
[INFO] tweaked toml for crates.io crate peresil 0.4.0-alpha.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f19f9e658be1ce33a92fc218af73e4b3997b5e31f7a8fe2c54b72588fb37688
[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" "7f19f9e658be1ce33a92fc218af73e4b3997b5e31f7a8fe2c54b72588fb37688", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f19f9e658be1ce33a92fc218af73e4b3997b5e31f7a8fe2c54b72588fb37688", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f19f9e658be1ce33a92fc218af73e4b3997b5e31f7a8fe2c54b72588fb37688", kill_on_drop: false }`
[INFO] [stdout] 7f19f9e658be1ce33a92fc218af73e4b3997b5e31f7a8fe2c54b72588fb37688
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9955b4b8bf95a783647462d25afe78809f8a5dbe9a200084e1ceb18237ede1d
[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" "a9955b4b8bf95a783647462d25afe78809f8a5dbe9a200084e1ceb18237ede1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling peresil v0.4.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "a9955b4b8bf95a783647462d25afe78809f8a5dbe9a200084e1ceb18237ede1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9955b4b8bf95a783647462d25afe78809f8a5dbe9a200084e1ceb18237ede1d", kill_on_drop: false }`
[INFO] [stdout] a9955b4b8bf95a783647462d25afe78809f8a5dbe9a200084e1ceb18237ede1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9772e3c74f1bee7c2963cd15eda33445ca194c5a1d93a7d26e36873c38b630c
[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" "f9772e3c74f1bee7c2963cd15eda33445ca194c5a1d93a7d26e36873c38b630c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling peresil v0.4.0-alpha.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/calculator.rs:72:51
[INFO] [stdout]    |
[INFO] [stdout] 72 | type LeftAssociativeRule<'a> = (&'static str, &'a Fn(Expression, Expression) -> Expression);
[INFO] [stdout]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Expression, Expression) -> Expression`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `Command { std: "docker" "inspect" "f9772e3c74f1bee7c2963cd15eda33445ca194c5a1d93a7d26e36873c38b630c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9772e3c74f1bee7c2963cd15eda33445ca194c5a1d93a7d26e36873c38b630c", kill_on_drop: false }`
[INFO] [stdout] f9772e3c74f1bee7c2963cd15eda33445ca194c5a1d93a7d26e36873c38b630c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0bae8d4246571f2aa28c44c572acee690b7930ccefa0b4277c4b87c3ae8acbd2
[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" "0bae8d4246571f2aa28c44c572acee690b7930ccefa0b4277c4b87c3ae8acbd2", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/calculator.rs:72:51
[INFO] [stderr]    |
[INFO] [stderr] 72 | type LeftAssociativeRule<'a> = (&'static str, &'a Fn(Expression, Expression) -> Expression);
[INFO] [stderr]    |                                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Expression, Expression) -> Expression`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/peresil-2aea12cba277e640
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test test::alternate_with_children_parses ... ok
[INFO] [stdout] test test::child_parse_succeeds ... ok
[INFO] [stdout] test test::first_error_is_better ... ok
[INFO] [stdout] test test::optional_present ... ok
[INFO] [stdout] test test::optional_with_recoverable ... ok
[INFO] [stdout] test test::optional_missing ... ok
[INFO] [stdout] test test::optional_with_unrecoverable ... ok
[INFO] [stdout] test test::sequential_success ... ok
[INFO] [stdout] test test::second_error_is_better ... ok
[INFO] [stdout] test test::string_alternate ... ok
[INFO] [stdout] test test::string_consume_identifier ... ok
[INFO] [stdout] test test::string_consume_literal ... ok
[INFO] [stdout] test test::string_sequential ... ok
[INFO] [stdout] test test::string_zero_or_more ... ok
[INFO] [stdout] test test::string_to ... ok
[INFO] [stdout] test test::success_after_failure ... ok
[INFO] [stdout] test test::success_before_failure ... ok
[INFO] [stdout] test test::two_error_at_same_point ... ok
[INFO] [stdout] test test::zero_or_more_fails_on_unrecoverable_failure ... ok
[INFO] [stdout] test test::zero_or_more_failure_returns_to_beginning_of_line ... ok
[INFO] [stdout] test test::zero_or_more ... ok
[INFO] [stdout] test test::alternate_stops_parsing_after_unrecoverable_failure ... ok
[INFO] [stdout] test test::child_parse_fails_child_step ... ok
[INFO] [stdout] test test::one_error ... ok
[INFO] [stdout] test test::one_success ... ok
[INFO] [stdout] test test::child_parse_fails_parent_step ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/calculator-bf6bf1b7f08bf77a
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test add_two_numbers ... ok
[INFO] [stdout] test addition_adds ... ok
[INFO] [stdout] test single_number ... ok
[INFO] [stdout] test subtract_two_numbers ... ok
[INFO] [stdout] test all_operators_together ... ok
[INFO] [stdout] test failure_not_a_number ... ok
[INFO] [stdout] test multiplication_multiplies ... ok
[INFO] [stdout] test divide_two_numbers ... ok
[INFO] [stdout] test subtraction_subtracts ... ok
[INFO] [stdout] test multiply_three_numbers ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ingredient_list-b375b3fb2941dfa7
[INFO] [stdout] test failure_invalid_number_in_other_position ... ok
[INFO] [stdout] test multiply_two_numbers ... ok
[INFO] [stdout] test division_divides ... ok
[INFO] [stdout] test failure_invalid_number ... ok
[INFO] [stdout] test add_three_numbers ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test cups ... ok
[INFO] [stdout] test failure_expected_whitespace_after_size ... ok
[INFO] [stdout] test failure_expected_whitespace_after_unit ... ok
[INFO] [stdout] test failure_unknown_unit ... ok
[INFO] [stdout] test tablespoons ... ok
[INFO] [stdout] test failure_expected_name ... ok
[INFO] [stderr]    Doc-tests peresil
[INFO] [stdout] test failure_invalid_size ... ok
[INFO] [stdout] test ounces ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.63s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0bae8d4246571f2aa28c44c572acee690b7930ccefa0b4277c4b87c3ae8acbd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bae8d4246571f2aa28c44c572acee690b7930ccefa0b4277c4b87c3ae8acbd2", kill_on_drop: false }`
[INFO] [stdout] 0bae8d4246571f2aa28c44c572acee690b7930ccefa0b4277c4b87c3ae8acbd2