[INFO] fetching crate walc_model 0.5.2...
[INFO] testing walc_model-0.5.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate walc_model 0.5.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate walc_model 0.5.2
[INFO] finished tweaking crates.io crate walc_model 0.5.2
[INFO] tweaked toml for crates.io crate walc_model 0.5.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate walc_model 0.5.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8045608e21c767a61818311c7b34eceec8778a377924ad539f8203ddd6ca4863
[INFO] running `Command { std: "docker" "start" "-a" "8045608e21c767a61818311c7b34eceec8778a377924ad539f8203ddd6ca4863", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8045608e21c767a61818311c7b34eceec8778a377924ad539f8203ddd6ca4863", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8045608e21c767a61818311c7b34eceec8778a377924ad539f8203ddd6ca4863", kill_on_drop: false }`
[INFO] [stdout] 8045608e21c767a61818311c7b34eceec8778a377924ad539f8203ddd6ca4863
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbb59bbdd10f9a1b6341b271823c5d7bf73e261a77e63abfff15a82a5da39204
[INFO] running `Command { std: "docker" "start" "-a" "bbb59bbdd10f9a1b6341b271823c5d7bf73e261a77e63abfff15a82a5da39204", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling walc_model v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `interpret` is never used
[INFO] [stdout]  --> src/ast/treewalk_interpreter.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn interpret(ast: &ASTNode) -> Result<f64, String> {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.13s
[INFO] running `Command { std: "docker" "inspect" "bbb59bbdd10f9a1b6341b271823c5d7bf73e261a77e63abfff15a82a5da39204", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbb59bbdd10f9a1b6341b271823c5d7bf73e261a77e63abfff15a82a5da39204", kill_on_drop: false }`
[INFO] [stdout] bbb59bbdd10f9a1b6341b271823c5d7bf73e261a77e63abfff15a82a5da39204
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4eaebf8d92d5dafbac0c1c1f249ffc352f67e33e83f5a86ec83969fe78d38da9
[INFO] running `Command { std: "docker" "start" "-a" "4eaebf8d92d5dafbac0c1c1f249ffc352f67e33e83f5a86ec83969fe78d38da9", kill_on_drop: false }`
[INFO] [stderr]    Compiling walc_model v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `interpret` is never used
[INFO] [stdout]  --> src/ast/treewalk_interpreter.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn interpret(ast: &ASTNode) -> Result<f64, String> {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "4eaebf8d92d5dafbac0c1c1f249ffc352f67e33e83f5a86ec83969fe78d38da9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eaebf8d92d5dafbac0c1c1f249ffc352f67e33e83f5a86ec83969fe78d38da9", kill_on_drop: false }`
[INFO] [stdout] 4eaebf8d92d5dafbac0c1c1f249ffc352f67e33e83f5a86ec83969fe78d38da9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 27987a103ed70ad0aa9c52ed21f62c8c614f5cc30aafdccc5285099b5594c875
[INFO] running `Command { std: "docker" "start" "-a" "27987a103ed70ad0aa9c52ed21f62c8c614f5cc30aafdccc5285099b5594c875", kill_on_drop: false }`
[INFO] [stderr] warning: function `interpret` is never used
[INFO] [stderr]  --> src/ast/treewalk_interpreter.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn interpret(ast: &ASTNode) -> Result<f64, String> {
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `walc_model` (lib) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/walc_model-51e741bd502e0b09)
[INFO] [stdout] 
[INFO] [stdout] running 31 tests
[INFO] [stdout] test ast::treewalk_interpreter::tests::test_add ... ok
[INFO] [stdout] test ast::treewalk_interpreter::tests::test_divide ... ok
[INFO] [stdout] test ast::treewalk_interpreter::tests::test_divide_zero ... ok
[INFO] [stdout] test ast::treewalk_interpreter::tests::test_multiply ... ok
[INFO] [stdout] test ast::treewalk_interpreter::tests::test_subtract ... ok
[INFO] [stdout] test bytecode::bytecode_generator::tests::test_add ... ok
[INFO] [stdout] test bytecode::bytecode_generator::tests::test_divide ... ok
[INFO] [stdout] test bytecode::bytecode_generator::tests::test_multiply ... ok
[INFO] [stdout] test bytecode::bytecode_generator::tests::test_divide_zero ... ok
[INFO] [stdout] test bytecode::bytecode_interpreter::tests::test_divide ... ok
[INFO] [stdout] test bytecode::bytecode_interpreter::tests::test_add ... ok
[INFO] [stdout] test bytecode::bytecode_interpreter::tests::test_multiply ... ok
[INFO] [stdout] test bytecode::bytecode_generator::tests::test_subtract ... ok
[INFO] [stdout] test bytecode::bytecode_interpreter::tests::test_divide_zero ... ok
[INFO] [stdout] test bytecode::bytecode_interpreter::tests::test_subtract ... ok
[INFO] [stdout] test frontend::lexer::tests::test_empty ... ok
[INFO] [stdout] test frontend::lexer::tests::test_exp ... ok
[INFO] [stdout] test frontend::lexer::tests::test_multiple_errors ... ok
[INFO] [stdout] test frontend::lexer::tests::test_lex ... ok
[INFO] [stdout] test frontend::parser::tests::test_empty ... ok
[INFO] [stdout] test frontend::parser::tests::test_invalid_lexeme ... ok
[INFO] [stdout] test frontend::parser::tests::test_multiple_errors ... ok
[INFO] [stdout] test frontend::parser::tests::test_multiply_exponentiation ... ok
[INFO] [stdout] test frontend::parser::tests::test_parse ... ok
[INFO] [stdout] test tests::test_div_zero ... ok
[INFO] [stdout] test frontend::parser::tests::test_triple_exponentiation ... ok
[INFO] [stdout] test tests::test_interpret_div ... ok
[INFO] [stdout] test bytecode::bytecode_interpreter::tests::test_double_exp ... ok
[INFO] [stdout] test bytecode::bytecode_interpreter::tests::test_pow ... ok
[INFO] [stdout] test ast::treewalk_interpreter::tests::test_double_exponentiate ... ok
[INFO] [stdout] test tests::test_double_exponentiate ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests walc_model
[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" "27987a103ed70ad0aa9c52ed21f62c8c614f5cc30aafdccc5285099b5594c875", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27987a103ed70ad0aa9c52ed21f62c8c614f5cc30aafdccc5285099b5594c875", kill_on_drop: false }`
[INFO] [stdout] 27987a103ed70ad0aa9c52ed21f62c8c614f5cc30aafdccc5285099b5594c875