[INFO] cloning repository https://github.com/Keirua/whitespace-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Keirua/whitespace-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeirua%2Fwhitespace-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeirua%2Fwhitespace-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5d0aeb9496623bf5b03edd3eb14bfdef73af54b5
[INFO] testing Keirua/whitespace-rs against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKeirua%2Fwhitespace-rs" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Keirua/whitespace-rs on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Keirua/whitespace-rs
[INFO] finished tweaking git repo https://github.com/Keirua/whitespace-rs
[INFO] tweaked toml for git repo https://github.com/Keirua/whitespace-rs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Keirua/whitespace-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 702bf9619beabbd32bc7dd7f392be6d079196b43d0c0033021ab36b31f779af4
[INFO] running `Command { std: "docker" "start" "-a" "702bf9619beabbd32bc7dd7f392be6d079196b43d0c0033021ab36b31f779af4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "702bf9619beabbd32bc7dd7f392be6d079196b43d0c0033021ab36b31f779af4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "702bf9619beabbd32bc7dd7f392be6d079196b43d0c0033021ab36b31f779af4", kill_on_drop: false }`
[INFO] [stdout] 702bf9619beabbd32bc7dd7f392be6d079196b43d0c0033021ab36b31f779af4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c2ebb9f2aa31e7d98ea740849055b79a0978e76cae1bbe9411384ea7a93a02c
[INFO] running `Command { std: "docker" "start" "-a" "8c2ebb9f2aa31e7d98ea740849055b79a0978e76cae1bbe9411384ea7a93a02c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling whitespace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `BigNum`
[INFO] [stdout]  --> src/bignum.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct BigNum {
[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/bignum.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn new(v: Vec<i32>) -> BigNum {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]   --> src/bignum.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn add(&self, b: &BigNum) -> BigNum {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.31s
[INFO] running `Command { std: "docker" "inspect" "8c2ebb9f2aa31e7d98ea740849055b79a0978e76cae1bbe9411384ea7a93a02c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c2ebb9f2aa31e7d98ea740849055b79a0978e76cae1bbe9411384ea7a93a02c", kill_on_drop: false }`
[INFO] [stdout] 8c2ebb9f2aa31e7d98ea740849055b79a0978e76cae1bbe9411384ea7a93a02c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b29f4160fdbfc89d2cf280fc44d1a70a6eef0916fea1598c842f86727b0f7c4
[INFO] running `Command { std: "docker" "start" "-a" "0b29f4160fdbfc89d2cf280fc44d1a70a6eef0916fea1598c842f86727b0f7c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling spin v0.5.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling ucd-util v0.1.5
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stdout] warning: struct is never constructed: `BigNum`
[INFO] [stdout]  --> src/bignum.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | struct BigNum {
[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/bignum.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn new(v: Vec<i32>) -> BigNum {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add`
[INFO] [stdout]   --> src/bignum.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 |     pub fn add(&self, b: &BigNum) -> BigNum {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex-syntax v0.6.10
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling bit-set v0.5.1
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling rusty-fork v0.2.2
[INFO] [stderr]    Compiling proptest v0.9.4
[INFO] [stderr]    Compiling whitespace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 19.15s
[INFO] running `Command { std: "docker" "inspect" "0b29f4160fdbfc89d2cf280fc44d1a70a6eef0916fea1598c842f86727b0f7c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b29f4160fdbfc89d2cf280fc44d1a70a6eef0916fea1598c842f86727b0f7c4", kill_on_drop: false }`
[INFO] [stdout] 0b29f4160fdbfc89d2cf280fc44d1a70a6eef0916fea1598c842f86727b0f7c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ddbe9b25e5e37860a49eea61b61382f79851928423a7fdd4897a26739ebbe1d5
[INFO] running `Command { std: "docker" "start" "-a" "ddbe9b25e5e37860a49eea61b61382f79851928423a7fdd4897a26739ebbe1d5", kill_on_drop: false }`
[INFO] [stderr] warning: struct is never constructed: `BigNum`
[INFO] [stderr]  --> src/bignum.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | struct BigNum {
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]  --> src/bignum.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub fn new(v: Vec<i32>) -> BigNum {
[INFO] [stderr]   |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `add`
[INFO] [stderr]   --> src/bignum.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn add(&self, b: &BigNum) -> BigNum {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `whitespace` (lib) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/whitespace-3e39ba3e880d22fe)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test bignum::instruction_push_nominal ... ok
[INFO] [stdout] test parser::match_integer_works ... ok
[INFO] [stdout] test bignum::instruction_push_nominal2 ... ok
[INFO] [stdout] test parser::parse_instruction_works ... ok
[INFO] [stdout] test parser::tokenize_works ... ok
[INFO] [stdout] test parser::match_string_works ... ok
[INFO] [stdout] test parser::parse_program_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/compiler-6b388ffa1e4a4f0a)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/interpreter-2d246162d0cbb85b)
[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] [stderr]      Running tests/parser_test.rs (/opt/rustwide/target/debug/deps/parser_test-077baca2e1e46ee5)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test it_can_run_count ... ok
[INFO] [stdout] test it_parses_any_regular_string_without_crashes ... ok
[INFO] [stdout] test it_parses_any_int_without_crashes ... ok
[INFO] [stdout] test it_parses_any_string_without_crashes ... ok
[INFO] [stdout] test it_tokenizes_without_crashes ... ok
[INFO] [stderr]      Running tests/vm_test.rs (/opt/rustwide/target/debug/deps/vm_test-da47b6a3d75e65a1)
[INFO] [stdout] test it_parses_any_regular_int_without_crashes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 42 tests
[INFO] [stdout] test instruction_jneg_missing_label_test ... ok
[INFO] [stdout] test instruction_jneg_no_jump_test ... ok
[INFO] [stdout] test instruction_jneg_nominal ... ok
[INFO] [stdout] test instruction_jump_empty_stack_test ... ok
[INFO] [stdout] test instruction_jump_missing_label_test ... ok
[INFO] [stdout] test instruction_jump_no_zero_test ... ok
[INFO] [stdout] test instruction_jump_nominal ... ok
[INFO] [stdout] test instruction_jzero_empty_stack_test ... ok
[INFO] [stdout] test instruction_jzero_missing_label_test ... ok
[INFO] [stdout] test instruction_jzero_no_jump_test ... ok
[INFO] [stdout] test instruction_jzero_nominal ... ok
[INFO] [stdout] test instruction_mod_error_nominal ... ok
[INFO] [stdout] test instruction_mod_nominal_nominal ... ok
[INFO] [stdout] test instruction_setlabel_nominal ... ok
[INFO] [stdout] test instruction_store_can_resize_test ... ok
[INFO] [stdout] test instruction_store_nominal_test ... ok
[INFO] [stdout] test instruction_store_not_enough_args_test ... ok
[INFO] [stdout] test running_an_empty_program_does_not_crash_test ... ok
[INFO] [stdout] test instruction_jneg_empty_stack_test ... ok
[INFO] [stdout] test instruction_retrieve_missing_address_test ... ok
[INFO] [stdout] test instruction_call_subroutine_empty_stack_test ... ok
[INFO] [stdout] test instruction_retrieve_not_enough_args_test ... ok
[INFO] [stdout] test instruction_discard_error_nominal ... ok
[INFO] [stdout] test instruction_call_subroutine_no_jump_test ... ok
[INFO] [stderr]    Doc-tests whitespace
[INFO] [stdout] test instruction_swap_nominal_nominal ... ok
[INFO] [stdout] test instruction_add_nominal_nominal ... ok
[INFO] [stdout] test instruction_sub_error_nominal ... ok
[INFO] [stdout] test instruction_swap_error_nominal ... ok
[INFO] [stdout] test instruction_sub_nominal_nominal ... ok
[INFO] [stdout] test instruction_discard_nominal_nominal ... ok
[INFO] [stdout] test instruction_mul_error_nominal ... ok
[INFO] [stdout] test instruction_call_subroutine_missing_label_test ... ok
[INFO] [stdout] test instruction_mul_nominal_nominal ... ok
[INFO] [stdout] test instruction_call_subroutine_nominal ... ok
[INFO] [stdout] test instruction_add_error_nominal ... ok
[INFO] [stdout] test instruction_push_nominal ... ok
[INFO] [stdout] test instruction_retrieve_address_outside_bounds_test ... ok
[INFO] [stdout] test instruction_div_nominal_nominal ... ok
[INFO] [stdout] test instruction_div_error_nominal ... ok
[INFO] [stdout] test instruction_duplicate_error_nominal ... ok
[INFO] [stdout] test instruction_retrieve_nominal_test ... ok
[INFO] [stdout] test instruction_duplicate_nominal_nominal ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 42 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[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" "ddbe9b25e5e37860a49eea61b61382f79851928423a7fdd4897a26739ebbe1d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddbe9b25e5e37860a49eea61b61382f79851928423a7fdd4897a26739ebbe1d5", kill_on_drop: false }`
[INFO] [stdout] ddbe9b25e5e37860a49eea61b61382f79851928423a7fdd4897a26739ebbe1d5