[INFO] cloning repository https://github.com/kbernst30/rust-interpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kbernst30/rust-interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkbernst30%2Frust-interpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkbernst30%2Frust-interpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57caf7ed8ad05b9148838b00a5174849f67bd846
[INFO] testing kbernst30/rust-interpreter against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkbernst30%2Frust-interpreter" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kbernst30/rust-interpreter
[INFO] finished tweaking git repo https://github.com/kbernst30/rust-interpreter
[INFO] tweaked toml for git repo https://github.com/kbernst30/rust-interpreter written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kbernst30/rust-interpreter on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kbernst30/rust-interpreter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ef8604f805c68ac64165c4ccf72c2dfc40c5f3e704c1fcefd9b909dd87425af
[INFO] running `Command { std: "docker" "start" "-a" "6ef8604f805c68ac64165c4ccf72c2dfc40c5f3e704c1fcefd9b909dd87425af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ef8604f805c68ac64165c4ccf72c2dfc40c5f3e704c1fcefd9b909dd87425af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ef8604f805c68ac64165c4ccf72c2dfc40c5f3e704c1fcefd9b909dd87425af", kill_on_drop: false }`
[INFO] [stdout] 6ef8604f805c68ac64165c4ccf72c2dfc40c5f3e704c1fcefd9b909dd87425af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 698a6e20951658370f00d0e18ff44550f0f48dd5b80d799751f86bfc4bf127ca
[INFO] running `Command { std: "docker" "start" "-a" "698a6e20951658370f00d0e18ff44550f0f48dd5b80d799751f86bfc4bf127ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling hello_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::symbol::Symbol`
[INFO] [stdout]  --> src/interpreter/intr.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::symbol::Symbol;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/interpreter/intr.rs:89:13
[INFO] [stdout]    |
[INFO] [stdout] 89 |             _ => panic!("Expression not defined")
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/interpreter/intr.rs:89:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |             ast::Expression::Literal(literal) => self.process_literal(&literal),
[INFO] [stdout]    |             --------------------------------- matches some of the same values
[INFO] [stdout] 76 |             ast::Expression::BinaryOp(bin_op) => self.process_binary_op(&bin_op),
[INFO] [stdout]    |             --------------------------------- matches some of the same values
[INFO] [stdout] 77 |             ast::Expression::UnaryOp(un_op) => {
[INFO] [stdout]    |             ------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 83 |             ast::Expression::Ident(ident) => {
[INFO] [stdout]    |             ----------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 89 |             _ => panic!("Expression not defined")
[INFO] [stdout]    |             ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/interpreter/lexer.rs:13:47
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(input: Peekable<Chars<'a>>) -> Lexer {
[INFO] [stdout]    |                                      --       ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                      |
[INFO] [stdout]    |                                      the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(input: Peekable<Chars<'a>>) -> Lexer<'a> {
[INFO] [stdout]    |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "698a6e20951658370f00d0e18ff44550f0f48dd5b80d799751f86bfc4bf127ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "698a6e20951658370f00d0e18ff44550f0f48dd5b80d799751f86bfc4bf127ca", kill_on_drop: false }`
[INFO] [stdout] 698a6e20951658370f00d0e18ff44550f0f48dd5b80d799751f86bfc4bf127ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af7561e8184bb7ab12ed218dfa04ce48381aa2207845fc10f76670536939e6cf
[INFO] running `Command { std: "docker" "start" "-a" "af7561e8184bb7ab12ed218dfa04ce48381aa2207845fc10f76670536939e6cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::symbol::Symbol`
[INFO] [stdout]  --> src/interpreter/intr.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use super::symbol::Symbol;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/interpreter/intr.rs:89:13
[INFO] [stdout]    |
[INFO] [stdout] 89 |             _ => panic!("Expression not defined")
[INFO] [stdout]    |             ^ no value can reach this
[INFO] [stdout]    |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]   --> src/interpreter/intr.rs:89:13
[INFO] [stdout]    |
[INFO] [stdout] 75 |             ast::Expression::Literal(literal) => self.process_literal(&literal),
[INFO] [stdout]    |             --------------------------------- matches some of the same values
[INFO] [stdout] 76 |             ast::Expression::BinaryOp(bin_op) => self.process_binary_op(&bin_op),
[INFO] [stdout]    |             --------------------------------- matches some of the same values
[INFO] [stdout] 77 |             ast::Expression::UnaryOp(un_op) => {
[INFO] [stdout]    |             ------------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 83 |             ast::Expression::Ident(ident) => {
[INFO] [stdout]    |             ----------------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 89 |             _ => panic!("Expression not defined")
[INFO] [stdout]    |             ^ collectively making this unreachable
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/interpreter/lexer.rs:13:47
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(input: Peekable<Chars<'a>>) -> Lexer {
[INFO] [stdout]    |                                      --       ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                      |
[INFO] [stdout]    |                                      the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(input: Peekable<Chars<'a>>) -> Lexer<'a> {
[INFO] [stdout]    |                                                    ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "af7561e8184bb7ab12ed218dfa04ce48381aa2207845fc10f76670536939e6cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af7561e8184bb7ab12ed218dfa04ce48381aa2207845fc10f76670536939e6cf", kill_on_drop: false }`
[INFO] [stdout] af7561e8184bb7ab12ed218dfa04ce48381aa2207845fc10f76670536939e6cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e9bfcb71884af4564aa01c0e4efeba78998aaa2ebb9549b0de9417768ecec6e4
[INFO] running `Command { std: "docker" "start" "-a" "e9bfcb71884af4564aa01c0e4efeba78998aaa2ebb9549b0de9417768ecec6e4", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `super::symbol::Symbol`
[INFO] [stderr]  --> src/interpreter/intr.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use super::symbol::Symbol;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/interpreter/intr.rs:89:13
[INFO] [stderr]    |
[INFO] [stderr] 89 |             _ => panic!("Expression not defined")
[INFO] [stderr]    |             ^ no value can reach this
[INFO] [stderr]    |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]   --> src/interpreter/intr.rs:89:13
[INFO] [stderr]    |
[INFO] [stderr] 75 |             ast::Expression::Literal(literal) => self.process_literal(&literal),
[INFO] [stderr]    |             --------------------------------- matches some of the same values
[INFO] [stderr] 76 |             ast::Expression::BinaryOp(bin_op) => self.process_binary_op(&bin_op),
[INFO] [stderr]    |             --------------------------------- matches some of the same values
[INFO] [stderr] 77 |             ast::Expression::UnaryOp(un_op) => {
[INFO] [stderr]    |             ------------------------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 83 |             ast::Expression::Ident(ident) => {
[INFO] [stderr]    |             ----------------------------- matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 89 |             _ => panic!("Expression not defined")
[INFO] [stderr]    |             ^ collectively making this unreachable
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]   --> src/interpreter/lexer.rs:13:47
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn new(input: Peekable<Chars<'a>>) -> Lexer {
[INFO] [stderr]    |                                      --       ^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                                      |
[INFO] [stderr]    |                                      the lifetime is named here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn new(input: Peekable<Chars<'a>>) -> Lexer<'a> {
[INFO] [stderr]    |                                                    ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `hello_rust` (bin "hello_rust" test) generated 3 warnings (run `cargo fix --bin "hello_rust" -p hello_rust --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hello_rust-15d234e7b755f9af)
[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" "e9bfcb71884af4564aa01c0e4efeba78998aaa2ebb9549b0de9417768ecec6e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9bfcb71884af4564aa01c0e4efeba78998aaa2ebb9549b0de9417768ecec6e4", kill_on_drop: false }`
[INFO] [stdout] e9bfcb71884af4564aa01c0e4efeba78998aaa2ebb9549b0de9417768ecec6e4
