[INFO] cloning repository https://github.com/PoorlyDefinedBehaviour/bytecode_vm_2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PoorlyDefinedBehaviour/bytecode_vm_2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPoorlyDefinedBehaviour%2Fbytecode_vm_2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPoorlyDefinedBehaviour%2Fbytecode_vm_2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba59a179ced360345a93e66ced6f44457de19fb0
[INFO] testing PoorlyDefinedBehaviour/bytecode_vm_2 against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPoorlyDefinedBehaviour%2Fbytecode_vm_2" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/PoorlyDefinedBehaviour/bytecode_vm_2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-11/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/PoorlyDefinedBehaviour/bytecode_vm_2
[INFO] finished tweaking git repo https://github.com/PoorlyDefinedBehaviour/bytecode_vm_2
[INFO] tweaked toml for git repo https://github.com/PoorlyDefinedBehaviour/bytecode_vm_2 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/PoorlyDefinedBehaviour/bytecode_vm_2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stderrlog v0.4.3
[INFO] [stderr]   Downloaded watchexec v1.15.0
[INFO] [stderr]   Downloaded embed-resource v1.6.2
[INFO] [stderr]   Downloaded cargo-watch v7.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3f4533794f12429d33d979a166d7b62eadb5e8065afbf38dec8c292dfa1ef37
[INFO] running `Command { std: "docker" "start" "-a" "e3f4533794f12429d33d979a166d7b62eadb5e8065afbf38dec8c292dfa1ef37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3f4533794f12429d33d979a166d7b62eadb5e8065afbf38dec8c292dfa1ef37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3f4533794f12429d33d979a166d7b62eadb5e8065afbf38dec8c292dfa1ef37", kill_on_drop: false }`
[INFO] [stdout] e3f4533794f12429d33d979a166d7b62eadb5e8065afbf38dec8c292dfa1ef37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b4e4dca861bf690d4ef1e813c64e4ba4d2f26974c08fb93661ebaaf12c7f0df
[INFO] running `Command { std: "docker" "start" "-a" "7b4e4dca861bf690d4ef1e813c64e4ba4d2f26974c08fb93661ebaaf12c7f0df", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytecode_vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated constant is never used: `UNARY`
[INFO] [stdout]   --> src/compiler.rs:21:3
[INFO] [stdout]    |
[INFO] [stdout] 21 |   pub const UNARY: Precedence = 9; // ! -
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `PRIMARY`
[INFO] [stdout]   --> src/compiler.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |   pub const PRIMARY: Precedence = 11;
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `number`
[INFO] [stdout]    --> src/compiler.rs:182:6
[INFO] [stdout]     |
[INFO] [stdout] 182 |   fn number(&mut self) {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `unary`
[INFO] [stdout]    --> src/compiler.rs:196:6
[INFO] [stdout]     |
[INFO] [stdout] 196 |   fn unary(&mut self) {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `grouping`
[INFO] [stdout]    --> src/compiler.rs:250:6
[INFO] [stdout]     |
[INFO] [stdout] 250 |   fn grouping(&mut self) {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "7b4e4dca861bf690d4ef1e813c64e4ba4d2f26974c08fb93661ebaaf12c7f0df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b4e4dca861bf690d4ef1e813c64e4ba4d2f26974c08fb93661ebaaf12c7f0df", kill_on_drop: false }`
[INFO] [stdout] 7b4e4dca861bf690d4ef1e813c64e4ba4d2f26974c08fb93661ebaaf12c7f0df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17003ed249316b7c8caa70188f8a2d9123a3136ed8570417482df529e9360f1e
[INFO] running `Command { std: "docker" "start" "-a" "17003ed249316b7c8caa70188f8a2d9123a3136ed8570417482df529e9360f1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.70
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling shell-escape v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling bstr v0.2.15
[INFO] [stderr]    Compiling env_logger v0.8.3
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling embed-resource v1.6.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling watchexec v1.15.0
[INFO] [stderr]    Compiling regex v1.4.6
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling globset v0.4.6
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling notify v4.0.16
[INFO] [stderr]    Compiling stderrlog v0.4.3
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]    Compiling derive_builder_core v0.10.2
[INFO] [stderr]    Compiling derive_builder_macro v0.10.2
[INFO] [stderr]    Compiling derive_builder v0.10.2
[INFO] [stderr]    Compiling cargo-watch v7.7.0
[INFO] [stderr]    Compiling bytecode_vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated constant is never used: `UNARY`
[INFO] [stdout]   --> src/compiler.rs:21:3
[INFO] [stdout]    |
[INFO] [stdout] 21 |   pub const UNARY: Precedence = 9; // ! -
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant is never used: `PRIMARY`
[INFO] [stdout]   --> src/compiler.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |   pub const PRIMARY: Precedence = 11;
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `number`
[INFO] [stdout]    --> src/compiler.rs:182:6
[INFO] [stdout]     |
[INFO] [stdout] 182 |   fn number(&mut self) {
[INFO] [stdout]     |      ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `unary`
[INFO] [stdout]    --> src/compiler.rs:196:6
[INFO] [stdout]     |
[INFO] [stdout] 196 |   fn unary(&mut self) {
[INFO] [stdout]     |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `grouping`
[INFO] [stdout]    --> src/compiler.rs:250:6
[INFO] [stdout]     |
[INFO] [stdout] 250 |   fn grouping(&mut self) {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 39.89s
[INFO] running `Command { std: "docker" "inspect" "17003ed249316b7c8caa70188f8a2d9123a3136ed8570417482df529e9360f1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17003ed249316b7c8caa70188f8a2d9123a3136ed8570417482df529e9360f1e", kill_on_drop: false }`
[INFO] [stdout] 17003ed249316b7c8caa70188f8a2d9123a3136ed8570417482df529e9360f1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] daed8d060acb86b16930c10737cec19e69c0ac9fda87176e710dfe7ec69ff435
[INFO] running `Command { std: "docker" "start" "-a" "daed8d060acb86b16930c10737cec19e69c0ac9fda87176e710dfe7ec69ff435", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: associated constant is never used: `UNARY`
[INFO] [stdout] running 12 tests
[INFO] [stderr]   --> src/compiler.rs:21:3
[INFO] [stdout] test chunk::tests::write_constant_adds_opcode_to_constants ... ok
[INFO] [stderr]    |
[INFO] [stdout] test lexer::tests::returns_illegal_token_for_illegal_characters ... ok
[INFO] [stderr] 21 |   pub const UNARY: Precedence = 9; // ! -
[INFO] [stdout] test lexer::tests::single_character_tokens ... ok
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] test lexer::tests::identifiers ... ok
[INFO] [stderr]    |
[INFO] [stdout] test lexer::tests::keywords_and_special_values ... ok
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated constant is never used: `PRIMARY`
[INFO] [stderr]   --> src/compiler.rs:23:3
[INFO] [stderr]    |
[INFO] [stderr] 23 |   pub const PRIMARY: Precedence = 11;
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `number`
[INFO] [stderr]    --> src/compiler.rs:182:6
[INFO] [stderr]     |
[INFO] [stderr] 182 |   fn number(&mut self) {
[INFO] [stderr]     |      ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `unary`
[INFO] [stderr]    --> src/compiler.rs:196:6
[INFO] [stderr]     |
[INFO] [stderr] 196 |   fn unary(&mut self) {
[INFO] [stderr]     |      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `grouping`
[INFO] [stderr]    --> src/compiler.rs:250:6
[INFO] [stderr]     |
[INFO] [stderr] 250 |   fn grouping(&mut self) {
[INFO] [stderr]     |      ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `bytecode_vm` (bin "bytecode_vm" test) generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bytecode_vm-119f262341993b3c)
[INFO] [stdout] test lexer::tests::numbers ... ok
[INFO] [stdout] test lexer::tests::lexer_errors ... ok
[INFO] [stdout] test chunk::tests::write_adds_opcode_to_chunk_code ... ok
[INFO] [stdout] test lexer::tests::keeps_track_of_line_and_column ... ok
[INFO] [stdout] test lexer::tests::let_statements ... ok
[INFO] [stdout] test lexer::tests::double_character_tokens ... ok
[INFO] [stdout] test lexer::tests::strings ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "daed8d060acb86b16930c10737cec19e69c0ac9fda87176e710dfe7ec69ff435", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daed8d060acb86b16930c10737cec19e69c0ac9fda87176e710dfe7ec69ff435", kill_on_drop: false }`
[INFO] [stdout] daed8d060acb86b16930c10737cec19e69c0ac9fda87176e710dfe7ec69ff435