[INFO] cloning repository https://github.com/jmikkola/ikrs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jmikkola/ikrs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmikkola%2Fikrs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmikkola%2Fikrs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a233dd406fa28478610c3728239a55373ed2c8e2
[INFO] testing jmikkola/ikrs against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmikkola%2Fikrs" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jmikkola/ikrs on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jmikkola/ikrs
[INFO] finished tweaking git repo https://github.com/jmikkola/ikrs
[INFO] tweaked toml for git repo https://github.com/jmikkola/ikrs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/jmikkola/ikrs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5a1c35e9bdc4bad4351cf95cb9d3e89541a8e577df1e80b9056c78fb0f8c8ac
[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" "a5a1c35e9bdc4bad4351cf95cb9d3e89541a8e577df1e80b9056c78fb0f8c8ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5a1c35e9bdc4bad4351cf95cb9d3e89541a8e577df1e80b9056c78fb0f8c8ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5a1c35e9bdc4bad4351cf95cb9d3e89541a8e577df1e80b9056c78fb0f8c8ac", kill_on_drop: false }`
[INFO] [stdout] a5a1c35e9bdc4bad4351cf95cb9d3e89541a8e577df1e80b9056c78fb0f8c8ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] a02531ee0ae5aa26aa87bdb68f37dd03ae7ef4d5f49ff0cb90fe9508f7d98506
[INFO] running `Command { std: "docker" "start" "-a" "a02531ee0ae5aa26aa87bdb68f37dd03ae7ef4d5f49ff0cb90fe9508f7d98506", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]    Compiling argparse v0.2.2
[INFO] [stderr]    Compiling ikrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `Indexed`
[INFO] [stdout]  --> src/util/indexed.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct Indexed<Val> {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/util/indexed.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get`
[INFO] [stdout]   --> src/util/indexed.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn get(&self, reference: usize) -> &Val {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `store`
[INFO] [stdout]   --> src/util/indexed.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn store(&mut self, value: Val) -> usize {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.89s
[INFO] running `Command { std: "docker" "inspect" "a02531ee0ae5aa26aa87bdb68f37dd03ae7ef4d5f49ff0cb90fe9508f7d98506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a02531ee0ae5aa26aa87bdb68f37dd03ae7ef4d5f49ff0cb90fe9508f7d98506", kill_on_drop: false }`
[INFO] [stdout] a02531ee0ae5aa26aa87bdb68f37dd03ae7ef4d5f49ff0cb90fe9508f7d98506
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95b5aa8d9012225632cccd7358ebc78fdd4567ec6d78e43b065b81c96ae760a1
[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" "95b5aa8d9012225632cccd7358ebc78fdd4567ec6d78e43b065b81c96ae760a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling ikrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.27s
[INFO] running `Command { std: "docker" "inspect" "95b5aa8d9012225632cccd7358ebc78fdd4567ec6d78e43b065b81c96ae760a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95b5aa8d9012225632cccd7358ebc78fdd4567ec6d78e43b065b81c96ae760a1", kill_on_drop: false }`
[INFO] [stdout] 95b5aa8d9012225632cccd7358ebc78fdd4567ec6d78e43b065b81c96ae760a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "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] 0e07aabc72210e8312d1bcd17d7b347630e28180b7de448871c3f7d897889fe2
[INFO] running `Command { std: "docker" "start" "-a" "0e07aabc72210e8312d1bcd17d7b347630e28180b7de448871c3f7d897889fe2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ikrs-a5bc11a7ea6e2357)
[INFO] [stdout] 
[INFO] [stdout] running 115 tests
[INFO] [stdout] test compiler::first_pass::test::test_enum_referencing_undefined_type ... ok
[INFO] [stdout] test compiler::first_pass::test::test_duplicate_package ... ok
[INFO] [stdout] test compiler::first_pass::test::test_cannot_redefined_builtin_type ... ok
[INFO] [stdout] test compiler::first_pass::test::test_import_after_other_declarations ... ok
[INFO] [stdout] test compiler::first_pass::test::test_duplicate_imports ... ok
[INFO] [stdout] test compiler::first_pass::test::test_alias_to_undefined_type ... ok
[INFO] [stdout] test compiler::first_pass::test::test_valid_reference_type_defined_in_module ... ok
[INFO] [stdout] test compiler::first_pass::test::test_valid_type_declaration ... ok
[INFO] [stdout] test compiler::first_pass::test::test_valid_self_referential_struct ... ok
[INFO] [stdout] test compiler::first_pass::test::test_valid_imports ... ok
[INFO] [stdout] test compiler::test::test_building_single_main_file ... ok
[INFO] [stdout] test compiler::first_pass::test::test_struct_with_undefined_type ... ok
[INFO] [stdout] test compiler::first_pass::test::test_package_after_other_statements ... ok
[INFO] [stdout] test compiler::test::test_get_package_path ... ok
[INFO] [stdout] test compiler::test::test_building_multi_module_project ... ok
[INFO] [stdout] test compiler::test::test_grouping_files ... ok
[INFO] [stdout] test compiler::first_pass::test::test_duplicate_type_declaration ... ok
[INFO] [stdout] test inference::test::test_composing_substitutions ... ok
[INFO] [stdout] test compiler::first_pass::test::test_valid_struct_definition ... ok
[INFO] [stdout] test compiler::first_pass::test::test_valid_package ... ok
[INFO] [stdout] test compiler::test::test_fails_with_duplicate_declaration ... ok
[INFO] [stdout] test compiler::first_pass::test::test_struct_involving_undefined_type ... ok
[INFO] [stdout] test parser::location::test::test_ordering ... ok
[INFO] [stdout] test parser::parser::test::test_assignment ... ok
[INFO] [stdout] test inference::test::test_merging_subsitutions ... ok
[INFO] [stdout] test parser::location::test::test_render_selection_word ... ok
[INFO] [stdout] test inference::test::test_matching_types ... ok
[INFO] [stdout] test compiler::test::test_fails_on_import_cycle ... ok
[INFO] [stdout] test parser::parser::test::test_class_definition ... ok
[INFO] [stdout] test parser::parser::test::test_binary_ops ... ok
[INFO] [stdout] test parser::parser::test::test_else_if_else ... ok
[INFO] [stdout] test parser::parser::test::test_else_if ... ok
[INFO] [stdout] test parser::parser::test::test_class_definition_with_method_constraint ... ok
[INFO] [stdout] test parser::parser::test::test_function_in_parens ... ok
[INFO] [stdout] test parser::parser::test::test_correct_line_for_smart_error ... ok
[INFO] [stdout] test parser::parser::test::test_function_with_contraint ... ok
[INFO] [stdout] test parser::parser::test::test_function_decl ... ok
[INFO] [stdout] test parser::parser::test::test_expression_statements ... ok
[INFO] [stdout] test parser::parser::test::test_enum_with_fields ... ok
[INFO] [stdout] test parser::parser::test::test_field_access ... ok
[INFO] [stdout] test parser::parser::test::test_function_with_if ... ok
[INFO] [stdout] test parser::parser::test::test_function_with_lambda ... ok
[INFO] [stdout] test parser::parser::test::test_for ... ok
[INFO] [stdout] test parser::parser::test::test_field_assignment ... ok
[INFO] [stdout] test parser::parser::test::test_function_call_no_args ... ok
[INFO] [stdout] test parser::parser::test::test_function_call_one_arg ... ok
[INFO] [stdout] test parser::parser::test::test_function_with_args ... ok
[INFO] [stdout] test parser::parser::test::test_if_else ... ok
[INFO] [stdout] test parser::parser::test::test_function_call_many_args ... ok
[INFO] [stdout] test parser::parser::test::test_function_with_type ... ok
[INFO] [stdout] test parser::parser::test::test_generic_struct_decl ... ok
[INFO] [stdout] test parser::parser::test::test_function_call_trailing_comma ... ok
[INFO] [stdout] test parser::parser::test::test_function_with_lambda_and_more_statements ... ok
[INFO] [stdout] test parser::parser::test::test_function_implicit_void_return ... ok
[INFO] [stdout] test parser::parser::test::test_function_type ... ok
[INFO] [stdout] test parser::parser::test::test_function_type_with_constraints ... ok
[INFO] [stdout] test parser::parser::test::test_match ... ok
[INFO] [stdout] test parser::parser::test::test_mixing_binary_and_unary ... ok
[INFO] [stdout] test parser::parser::test::test_if_with_statement_after ... ok
[INFO] [stdout] test parser::parser::test::test_let_statement ... ok
[INFO] [stdout] test parser::parser::test::test_named_pattern ... ok
[INFO] [stdout] test parser::parser::test::test_if_with_two_statements ... ok
[INFO] [stdout] test parser::parser::test::test_instance_with_constraints ... ok
[INFO] [stdout] test parser::parser::test::test_int ... ok
[INFO] [stdout] test parser::parser::test::test_import_decl ... ok
[INFO] [stdout] test parser::parser::test::test_parses_file ... ok
[INFO] [stdout] test parser::parser::test::test_if_if_else ... ok
[INFO] [stdout] test parser::parser::test::test_if_without_else ... ok
[INFO] [stdout] test parser::parser::test::test_offset_access ... ok
[INFO] [stdout] test parser::parser::test::test_nested_if_statements ... ok
[INFO] [stdout] test parser::parser::test::test_offset_assignment ... ok
[INFO] [stdout] test parser::parser::test::test_plain_return ... ok
[INFO] [stdout] test parser::parser::test::test_class_extends ... ok
[INFO] [stdout] test parser::parser::test::test_package_decl ... ok
[INFO] [stdout] test parser::parser::test::test_repeated_offset_access ... ok
[INFO] [stdout] test parser::parser::test::test_multiple_unary_operators ... ok
[INFO] [stdout] test parser::parser::test::test_parens ... ok
[INFO] [stdout] test parser::parser::test::test_parses_statement_after_enum ... ok
[INFO] [stdout] test parser::parser::test::test_return_with_expression ... ok
[INFO] [stdout] test parser::parser::test::test_instance_declaration ... ok
[INFO] [stdout] test parser::parser::test::test_simple_type ... ok
[INFO] [stdout] test parser::parser::test::test_simple_patterns ... ok
[INFO] [stdout] test parser::parser::test::test_struct_pattern ... ok
[INFO] [stdout] test parser::parser::test::test_void_type ... ok
[INFO] [stdout] test parser::parser::test::test_star_operators ... ok
[INFO] [stdout] test parser::parser::test::test_struct_type_decl ... ok
[INFO] [stdout] test parser::tokenize::test::test_get_error ... ok
[INFO] [stdout] test parser::parser::test::test_while ... ok
[INFO] [stdout] test parser::tokenize::test::test_locations ... ok
[INFO] [stdout] test parser::tokenize::test::test_numbers ... ok
[INFO] [stdout] test parser::tokenize::test::test_renders_unknown_tokens ... ok
[INFO] [stdout] test parser::tokenize::test::test_tokenize_empty ... ok
[INFO] [stdout] test parser::parser::test::test_simple_enum ... ok
[INFO] [stdout] test parser::tokenize::test::test_unclosed_things ... ok
[INFO] [stdout] test parser::tokenize::test::test_words ... ok
[INFO] [stdout] test util::graph::test::test_find_cycles_dag ... ok
[INFO] [stdout] test parser::tokenize::test::test_strings ... ok
[INFO] [stdout] test parser::parser::test::test_type_variable ... ok
[INFO] [stdout] test parser::parser::test::test_variable ... ok
[INFO] [stdout] test parser::parser::test::test_typed_let ... ok
[INFO] [stdout] test parser::parser::test::test_tuple_pattern ... ok
[INFO] [stdout] test parser::tokenize::test::test_comments ... ok
[INFO] [stdout] test parser::parser::test::test_unary_bang ... ok
[INFO] [stdout] test parser::tokenize::test::test_characters ... ok
[INFO] [stdout] test parser::parser::test::test_type_with_generics ... ok
[INFO] [stdout] test util::graph::test::test_get_topo_ordering_dag ... ok
[INFO] [stdout] test parser::parser::test::test_structure_literal ... ok
[INFO] [stdout] test util::graph::test::test_get_topo_ordering_when_cycles ... ok
[INFO] [stdout] test util::graph::test::test_find_cycles_in_graph_with_cycles ... ok
[INFO] [stdout] test util::graph::test::test_find_cycles_tree ... ok
[INFO] [stdout] test parser::tokenize::test::test_untokenization ... ok
[INFO] [stdout] test util::graph::test::test_find_cycles_empty ... ok
[INFO] [stdout] test parser::parser::test::test_type_alias_decl ... ok
[INFO] [stdout] test util::graph::test::test_reverse_simple ... ok
[INFO] [stdout] test util::indexed::test::test_storing_values ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 115 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0e07aabc72210e8312d1bcd17d7b347630e28180b7de448871c3f7d897889fe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e07aabc72210e8312d1bcd17d7b347630e28180b7de448871c3f7d897889fe2", kill_on_drop: false }`
[INFO] [stdout] 0e07aabc72210e8312d1bcd17d7b347630e28180b7de448871c3f7d897889fe2