[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 beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimmyjose-compilers%2Fmuechak" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/timmyjose-compilers/muechak on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", 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-5/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: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] caa8fa381d007182922579124b12cf113f7e6678d0c2f2df094afdcd2759845e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "caa8fa381d007182922579124b12cf113f7e6678d0c2f2df094afdcd2759845e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "caa8fa381d007182922579124b12cf113f7e6678d0c2f2df094afdcd2759845e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caa8fa381d007182922579124b12cf113f7e6678d0c2f2df094afdcd2759845e", kill_on_drop: false }`
[INFO] [stdout] caa8fa381d007182922579124b12cf113f7e6678d0c2f2df094afdcd2759845e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 221b819ee23196c3044d0e4409654d374daf8319e0320957e243a97ffe91ef84
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "221b819ee23196c3044d0e4409654d374daf8319e0320957e243a97ffe91ef84", kill_on_drop: false }`
[INFO] [stderr]    Compiling arithmetic-expression-evaluator-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.36s
[INFO] running `Command { std: "docker" "inspect" "221b819ee23196c3044d0e4409654d374daf8319e0320957e243a97ffe91ef84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "221b819ee23196c3044d0e4409654d374daf8319e0320957e243a97ffe91ef84", kill_on_drop: false }`
[INFO] [stdout] 221b819ee23196c3044d0e4409654d374daf8319e0320957e243a97ffe91ef84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03bbf1c65eced8c0e12ea1c55f359c271cde5f869fa14c6299890bfd57e48db4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "03bbf1c65eced8c0e12ea1c55f359c271cde5f869fa14c6299890bfd57e48db4", kill_on_drop: false }`
[INFO] [stderr]    Compiling arithmetic-expression-evaluator-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.19s
[INFO] running `Command { std: "docker" "inspect" "03bbf1c65eced8c0e12ea1c55f359c271cde5f869fa14c6299890bfd57e48db4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03bbf1c65eced8c0e12ea1c55f359c271cde5f869fa14c6299890bfd57e48db4", kill_on_drop: false }`
[INFO] [stdout] 03bbf1c65eced8c0e12ea1c55f359c271cde5f869fa14c6299890bfd57e48db4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1612611252d36403730e106dd68cdb995fc9f7b4214e075bfb94c5b96cb2891f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1612611252d36403730e106dd68cdb995fc9f7b4214e075bfb94c5b96cb2891f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/muechak-dc1ce67eb858f3ee
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/arithmetic_expression_evaluator_rust-0d7f3d2038f76f79
[INFO] [stdout] test eval::ast::tests::test_add_expression ... ok
[INFO] [stderr]    Doc-tests muechak
[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::parser::tests::test_parse_expression3 ... ok
[INFO] [stdout] test eval::parser::tests::test_parse_expression6 ... ok
[INFO] [stdout] test eval::parser::tests::test_parse_expression5 ... ok
[INFO] [stdout] test eval::parser::tests::test_parse_expression7 ... ok
[INFO] [stdout] test eval::parser::tests::test_parse_expression4 ... 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 0.05s
[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] [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" "1612611252d36403730e106dd68cdb995fc9f7b4214e075bfb94c5b96cb2891f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1612611252d36403730e106dd68cdb995fc9f7b4214e075bfb94c5b96cb2891f", kill_on_drop: false }`
[INFO] [stdout] 1612611252d36403730e106dd68cdb995fc9f7b4214e075bfb94c5b96cb2891f