[INFO] cloning repository https://github.com/coffee-cup/rust-calc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/coffee-cup/rust-calc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoffee-cup%2Frust-calc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoffee-cup%2Frust-calc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f7fa90f1100921250c2ea8fdf6e3f1a6005726e1
[INFO] testing coffee-cup/rust-calc against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcoffee-cup%2Frust-calc" "/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/coffee-cup/rust-calc 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/coffee-cup/rust-calc
[INFO] finished tweaking git repo https://github.com/coffee-cup/rust-calc
[INFO] tweaked toml for git repo https://github.com/coffee-cup/rust-calc written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/coffee-cup/rust-calc 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] [stderr]     Blocking waiting for file lock on package cache
[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] f1048094e2e11d92875a37003eee2c934499b07e45a932c4c2b558abc58b0e74
[INFO] running `Command { std: "docker" "start" "-a" "f1048094e2e11d92875a37003eee2c934499b07e45a932c4c2b558abc58b0e74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1048094e2e11d92875a37003eee2c934499b07e45a932c4c2b558abc58b0e74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1048094e2e11d92875a37003eee2c934499b07e45a932c4c2b558abc58b0e74", kill_on_drop: false }`
[INFO] [stdout] f1048094e2e11d92875a37003eee2c934499b07e45a932c4c2b558abc58b0e74
[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] 01cfaf4be71e2209f23ff6469263f8d4604bcf2dc2f6922e995eb56a78b3b74b
[INFO] running `Command { std: "docker" "start" "-a" "01cfaf4be71e2209f23ff6469263f8d4604bcf2dc2f6922e995eb56a78b3b74b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-calc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:54:20
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 '0'...'9' => {
[INFO] [stdout]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `parse_and_lex`
[INFO] [stdout]   --> src/parser.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 | pub fn parse_and_lex(input: &String) -> Result<Expr, String> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "01cfaf4be71e2209f23ff6469263f8d4604bcf2dc2f6922e995eb56a78b3b74b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01cfaf4be71e2209f23ff6469263f8d4604bcf2dc2f6922e995eb56a78b3b74b", kill_on_drop: false }`
[INFO] [stdout] 01cfaf4be71e2209f23ff6469263f8d4604bcf2dc2f6922e995eb56a78b3b74b
[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] 49c9481c67b48f4db7993ad4a37269c8ffd6b25025256600e191ab165716ca70
[INFO] running `Command { std: "docker" "start" "-a" "49c9481c67b48f4db7993ad4a37269c8ffd6b25025256600e191ab165716ca70", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-calc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/lexer.rs:54:20
[INFO] [stdout]    |
[INFO] [stdout] 54 |                 '0'...'9' => {
[INFO] [stdout]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "49c9481c67b48f4db7993ad4a37269c8ffd6b25025256600e191ab165716ca70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49c9481c67b48f4db7993ad4a37269c8ffd6b25025256600e191ab165716ca70", kill_on_drop: false }`
[INFO] [stdout] 49c9481c67b48f4db7993ad4a37269c8ffd6b25025256600e191ab165716ca70
[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] 9bd05098cc4946e12ec334d08a2a10dfa927d4972082864c767b59a5bbab13ef
[INFO] running `Command { std: "docker" "start" "-a" "9bd05098cc4946e12ec334d08a2a10dfa927d4972082864c767b59a5bbab13ef", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/lexer.rs:54:20
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 '0'...'9' => {
[INFO] [stderr]    |                    ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-calc` (bin "rust-calc" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_calc-a227bf55dab6ed54)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test interpreter::tests::eval_simple ... ok
[INFO] [stdout] test lexer::tests::lex_empty_parens ... ok
[INFO] [stdout] test interpreter::tests::eval_literal ... ok
[INFO] [stdout] test lexer::tests::lex_integer ... ok
[INFO] [stdout] test parser::tests::parse_paren ... ok
[INFO] [stdout] test parser::tests::basic_precedence ... ok
[INFO] [stdout] test parser::tests::parse_literal_expr ... ok
[INFO] [stdout] test lexer::tests::lex_math_expression ... ok
[INFO] [stdout] test lexer::tests::lex_simple_tokens ... ok
[INFO] [stdout] test parser::tests::parse_addition_expr ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9bd05098cc4946e12ec334d08a2a10dfa927d4972082864c767b59a5bbab13ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bd05098cc4946e12ec334d08a2a10dfa927d4972082864c767b59a5bbab13ef", kill_on_drop: false }`
[INFO] [stdout] 9bd05098cc4946e12ec334d08a2a10dfa927d4972082864c767b59a5bbab13ef