[INFO] cloning repository https://github.com/timmyjose-compilers/muechak
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timmyjose-compilers/muechak" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimmyjose-compilers%2Fmuechak", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimmyjose-compilers%2Fmuechak'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 71e76a517bd4e3fa592545a5e1f4ca0f56251bdd
[INFO] testing timmyjose-compilers/muechak against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimmyjose-compilers%2Fmuechak" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/timmyjose-compilers/muechak on toolchain a7ce54db9b096bd1098d07c645b489195a667c9f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/timmyjose-compilers/muechak
[INFO] finished tweaking git repo https://github.com/timmyjose-compilers/muechak
[INFO] tweaked toml for git repo https://github.com/timmyjose-compilers/muechak written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/timmyjose-compilers/muechak 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" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e7588f4d0401ea376334bac9c0de5234d44b35ac07940546ece8b72827fddc3
[INFO] running `Command { std: "docker" "start" "-a" "4e7588f4d0401ea376334bac9c0de5234d44b35ac07940546ece8b72827fddc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e7588f4d0401ea376334bac9c0de5234d44b35ac07940546ece8b72827fddc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e7588f4d0401ea376334bac9c0de5234d44b35ac07940546ece8b72827fddc3", kill_on_drop: false }`
[INFO] [stdout] 4e7588f4d0401ea376334bac9c0de5234d44b35ac07940546ece8b72827fddc3
[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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e627bf45c0ba0766f46c7f28627fb329202c1589217c9679fa458d59ffaa198b
[INFO] running `Command { std: "docker" "start" "-a" "e627bf45c0ba0766f46c7f28627fb329202c1589217c9679fa458d59ffaa198b", kill_on_drop: false }`
[INFO] [stderr]    Compiling arithmetic-expression-evaluator-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "e627bf45c0ba0766f46c7f28627fb329202c1589217c9679fa458d59ffaa198b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e627bf45c0ba0766f46c7f28627fb329202c1589217c9679fa458d59ffaa198b", kill_on_drop: false }`
[INFO] [stdout] e627bf45c0ba0766f46c7f28627fb329202c1589217c9679fa458d59ffaa198b
[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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 955fb2e91bed4d619fdf0e3f6c69a17fc7f24910e9b57a431d5681798b49bd58
[INFO] running `Command { std: "docker" "start" "-a" "955fb2e91bed4d619fdf0e3f6c69a17fc7f24910e9b57a431d5681798b49bd58", kill_on_drop: false }`
[INFO] [stderr]    Compiling arithmetic-expression-evaluator-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "955fb2e91bed4d619fdf0e3f6c69a17fc7f24910e9b57a431d5681798b49bd58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "955fb2e91bed4d619fdf0e3f6c69a17fc7f24910e9b57a431d5681798b49bd58", kill_on_drop: false }`
[INFO] [stdout] 955fb2e91bed4d619fdf0e3f6c69a17fc7f24910e9b57a431d5681798b49bd58
[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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0875bcbfaf8d4e1515b0635ebe13cf4f037027301f822098707c3ed4c6d255a2
[INFO] running `Command { std: "docker" "start" "-a" "0875bcbfaf8d4e1515b0635ebe13cf4f037027301f822098707c3ed4c6d255a2", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/muechak-7b262e4527d1ee69)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test eval::ast::tests::test_add_and_subexpression ... ok
[INFO] [stdout] test eval::lexer::tests::test_next_token_advanced ... ok
[INFO] [stdout] test eval::lexer::tests::test_next_token_basic ... ok
[INFO] [stdout] test eval::parser::tests::test_parse_expression2 ... ok
[INFO] [stdout] test eval::parser::tests::test_parse_expression1 ... ok
[INFO] [stdout] test eval::ast::tests::test_add_expression ... ok
[INFO] [stdout] test eval::parser::tests::test_parse_expression3 ... ok
[INFO] [stdout] test eval::parser::tests::test_parse_expression4 ... ok
[INFO] [stdout] test eval::parser::tests::test_parse_expression6 ... ok
[INFO] [stdout] test eval::parser::tests::test_parse_expression7 ... ok
[INFO] [stdout] test eval::parser::tests::test_parse_expression5 ... ok
[INFO] [stdout] test eval::parser::tests::test_parse_expression8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/arithmetic_expression_evaluator_rust-5381ec0e2f076420)
[INFO] [stderr]    Doc-tests muechak
[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] [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" "0875bcbfaf8d4e1515b0635ebe13cf4f037027301f822098707c3ed4c6d255a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0875bcbfaf8d4e1515b0635ebe13cf4f037027301f822098707c3ed4c6d255a2", kill_on_drop: false }`
[INFO] [stdout] 0875bcbfaf8d4e1515b0635ebe13cf4f037027301f822098707c3ed4c6d255a2