[INFO] updating cached repository https://github.com/sinesc/itsy
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dce20857a5a2d2eb3a294f08ae115de4bdb8194c
[INFO] testing sinesc/itsy against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsinesc%2Fitsy" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sinesc/itsy on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sinesc/itsy
[INFO] finished tweaking git repo https://github.com/sinesc/itsy
[INFO] tweaked toml for git repo https://github.com/sinesc/itsy written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/sinesc/itsy already has a lockfile, it will not be regenerated
[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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] a1fe03381260cf9fade641ff8ea26f998e46ea328fe98bcf5745102464fe38fd
[INFO] running `"docker" "start" "-a" "a1fe03381260cf9fade641ff8ea26f998e46ea328fe98bcf5745102464fe38fd"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling itsy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/util/types.rs:249:25
[INFO] [stderr]     |
[INFO] [stderr] 249 |             Type::Array(a)      => false, // FIXME just testing ref array
[INFO] [stderr]     |                         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RuntimeError`
[INFO] [stderr]   --> src/runtime/vm.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     RuntimeError,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ArrayRef`
[INFO] [stderr]    --> src/util/types.rs:342:5
[INFO] [stderr]     |
[INFO] [stderr] 342 |     ArrayRef,       // 177 NYI
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.64s
[INFO] running `"docker" "inspect" "a1fe03381260cf9fade641ff8ea26f998e46ea328fe98bcf5745102464fe38fd"`
[INFO] running `"docker" "rm" "-f" "a1fe03381260cf9fade641ff8ea26f998e46ea328fe98bcf5745102464fe38fd"`
[INFO] [stdout] a1fe03381260cf9fade641ff8ea26f998e46ea328fe98bcf5745102464fe38fd
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c87063e8143049a9dc609b970612914788d7c1fab621cb3252d4eccce9d67a27
[INFO] running `"docker" "start" "-a" "c87063e8143049a9dc609b970612914788d7c1fab621cb3252d4eccce9d67a27"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling itsy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/util/types.rs:249:25
[INFO] [stderr]     |
[INFO] [stderr] 249 |             Type::Array(a)      => false, // FIXME just testing ref array
[INFO] [stderr]     |                         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RuntimeError`
[INFO] [stderr]   --> src/runtime/vm.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     RuntimeError,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ArrayRef`
[INFO] [stderr]    --> src/util/types.rs:342:5
[INFO] [stderr]     |
[INFO] [stderr] 342 |     ArrayRef,       // 177 NYI
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/util/types.rs:249:25
[INFO] [stderr]     |
[INFO] [stderr] 249 |             Type::Array(a)      => false, // FIXME just testing ref array
[INFO] [stderr]     |                         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RuntimeError`
[INFO] [stderr]   --> src/runtime/vm.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     RuntimeError,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ArrayRef`
[INFO] [stderr]    --> src/util/types.rs:342:5
[INFO] [stderr]     |
[INFO] [stderr] 342 |     ArrayRef,       // 177 NYI
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.48s
[INFO] running `"docker" "inspect" "c87063e8143049a9dc609b970612914788d7c1fab621cb3252d4eccce9d67a27"`
[INFO] running `"docker" "rm" "-f" "c87063e8143049a9dc609b970612914788d7c1fab621cb3252d4eccce9d67a27"`
[INFO] [stdout] c87063e8143049a9dc609b970612914788d7c1fab621cb3252d4eccce9d67a27
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 6d07643042858bc43a262ca3ba01f63753fa5cf6e9a5e2765ce1ca70170bd5fb
[INFO] running `"docker" "start" "-a" "6d07643042858bc43a262ca3ba01f63753fa5cf6e9a5e2765ce1ca70170bd5fb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/util/types.rs:249:25
[INFO] [stderr]     |
[INFO] [stderr] 249 |             Type::Array(a)      => false, // FIXME just testing ref array
[INFO] [stderr]     |                         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RuntimeError`
[INFO] [stderr]   --> src/runtime/vm.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     RuntimeError,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ArrayRef`
[INFO] [stderr]    --> src/util/types.rs:342:5
[INFO] [stderr]     |
[INFO] [stderr] 342 |     ArrayRef,       // 177 NYI
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `a`
[INFO] [stderr]    --> src/util/types.rs:249:25
[INFO] [stderr]     |
[INFO] [stderr] 249 |             Type::Array(a)      => false, // FIXME just testing ref array
[INFO] [stderr]     |                         ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `RuntimeError`
[INFO] [stderr]   --> src/runtime/vm.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     RuntimeError,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ArrayRef`
[INFO] [stderr]    --> src/util/types.rs:342:5
[INFO] [stderr]     |
[INFO] [stderr] 342 |     ArrayRef,       // 177 NYI
[INFO] [stderr]     |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/itsy-b7d502ec36e82091
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test util::test_index_twice ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/playground-b34efb22b51c2ed6
[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] [stderr]      Running /opt/rustwide/target/debug/deps/parser-edf47c829db5c3de
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test multi_line_block_comment ... ok
[INFO] [stdout] test unterminated_empty_line_comment ... ok
[INFO] [stdout] test line_comment ... ok
[INFO] [stdout] test unterminated_line_comment ... ok
[INFO] [stdout] test comments_without_whitespace ... ok
[INFO] [stdout] test multi_line_block_comment_followed ... ok
[INFO] [stdout] test comments_in_expression ... ok
[INFO] [stdout] test block_comment ... ok
[INFO] [stdout] test comments_in_statement ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/util-d778debada644428
[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] [stderr]      Running /opt/rustwide/target/debug/deps/vm-8d8d920b2baa74ab
[INFO] [stdout] 
[INFO] [stdout] running 67 tests
[INFO] [stdout] test cast_f32_u16 ... ok
[INFO] [stdout] test assign_stack_target ... ok
[INFO] [stdout] test cast_f32_f64 ... ok
[INFO] [stdout] test cast_f64_f32 ... ok
[INFO] [stdout] test array_inference1 ... ok
[INFO] [stdout] test branching ... ok
[INFO] [stdout] test assign_heap_var_target ... ok
[INFO] [stdout] test cast_f32_i8 ... ok
[INFO] [stdout] test cast_i64_u16 ... ok
[INFO] [stdout] test array_subindex ... ok
[INFO] [stdout] test assign_heap_index_target ... ok
[INFO] [stdout] test cast_i64_u8 ... ok
[INFO] [stdout] test cast_i32_f32 ... ok
[INFO] [stdout] test array_inference2 ... ok
[INFO] [stdout] test cast_i16_f64 ... ok
[INFO] [stdout] test cast_f64_i16 ... ok
[INFO] [stdout] test cast_i8_u16 ... ok
[INFO] [stdout] test array_literal ... ok
[INFO] [stdout] test cast_i8_u64 ... ok
[INFO] [stdout] test array_nesting ... ok
[INFO] [stdout] test cast_i64_i16 ... ok
[INFO] [stdout] test cast_i8_i64 ... ok
[INFO] [stdout] test cast_u64_u16 ... ok
[INFO] [stdout] test cast_i64_i8 ... ok
[INFO] [stdout] test cast_i8_i16 ... ok
[INFO] [stdout] test cast_u64_u8 ... ok
[INFO] [stdout] test for_in_dec ... ok
[INFO] [stdout] test compound_f64 ... ok
[INFO] [stdout] test for_in_dec_inclusive ... ok
[INFO] [stdout] test for_in_inference_assign ... ok
[INFO] [stdout] test cast_u8_u16 ... ok
[INFO] [stdout] test for_in_inference_let ... ok
[INFO] [stdout] test for_in_equal_inclusive ... ok
[INFO] [stdout] test cast_u8_u64 ... ok
[INFO] [stdout] test compound_i8 ... ok
[INFO] [stdout] test for_in_negative ... ok
[INFO] [stdout] test compound_i64 ... ok
[INFO] [stdout] test block_result ... ok
[INFO] [stdout] test for_in_negative_inclusive ... ok
[INFO] [stdout] test for_in_none ... ok
[INFO] [stdout] test heap_compare ... ok
[INFO] [stdout] test heap_return ... ok
[INFO] [stdout] test op_order_lt ... ok
[INFO] [stdout] test dead_code_result ... ok
[INFO] [stdout] test postfix_suffix ... ok
[INFO] [stdout] test heap_postfix_suffix ... ok
[INFO] [stdout] test precedence ... ok
[INFO] [stdout] test numerics ... ok
[INFO] [stdout] test expression_short_circuit ... ok
[INFO] [stdout] test op_order_gt ... ok
[INFO] [stdout] test expression_eval_order ... ok
[INFO] [stdout] test index_assign_primitive ... ok
[INFO] [stdout] test recursion ... ok
[INFO] [stdout] test heap_compound_assign64 ... ok
[INFO] [stdout] test stack_value_expressions ... ok
[INFO] [stdout] test string_len_compare ... ok
[INFO] [stdout] test heap_compound_assign ... ok
[INFO] [stdout] test string_literal ... ok
[INFO] [stdout] test explicit_return ... ok
[INFO] [stdout] test string_concat ... ok
[INFO] [stdout] test struct_array ... ok
[INFO] [stdout] test struct_nesting ... ok
[INFO] [stdout] test unary_op ... ok
[INFO] [stdout] test string_compare ... ok
[INFO] [stdout] test struct_access ... ok
[INFO] [stdout] test member_assign_primitive ... ok
[INFO] [stdout] test unused_result ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 67 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests itsy
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - vm (line 245) ... ok
[INFO] [stdout] test src/lib.rs - extern_rust (line 26) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "6d07643042858bc43a262ca3ba01f63753fa5cf6e9a5e2765ce1ca70170bd5fb"`
[INFO] running `"docker" "rm" "-f" "6d07643042858bc43a262ca3ba01f63753fa5cf6e9a5e2765ce1ca70170bd5fb"`
[INFO] [stdout] 6d07643042858bc43a262ca3ba01f63753fa5cf6e9a5e2765ce1ca70170bd5fb