[INFO] cloning repository https://github.com/WiredSound/tilang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WiredSound/tilang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWiredSound%2Ftilang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWiredSound%2Ftilang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 154dc792382204384350d17a25c36cc8331e7d9e
[INFO] testing WiredSound/tilang against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWiredSound%2Ftilang" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/WiredSound/tilang on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/WiredSound/tilang
[INFO] finished tweaking git repo https://github.com/WiredSound/tilang
[INFO] tweaked toml for git repo https://github.com/WiredSound/tilang written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/WiredSound/tilang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded char_stream v0.1.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6237b43ceaedc3588108606b7b9fd24519fc1b7c554bc71b203e7828e95f98a0
[INFO] running `Command { std: "docker" "start" "-a" "6237b43ceaedc3588108606b7b9fd24519fc1b7c554bc71b203e7828e95f98a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6237b43ceaedc3588108606b7b9fd24519fc1b7c554bc71b203e7828e95f98a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6237b43ceaedc3588108606b7b9fd24519fc1b7c554bc71b203e7828e95f98a0", kill_on_drop: false }`
[INFO] [stdout] 6237b43ceaedc3588108606b7b9fd24519fc1b7c554bc71b203e7828e95f98a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f6e893982089baae694ddf5bd82c19bf21dcceda4c1190ebc9f5e9c621fd7ede
[INFO] running `Command { std: "docker" "start" "-a" "f6e893982089baae694ddf5bd82c19bf21dcceda4c1190ebc9f5e9c621fd7ede", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling char_stream v0.1.8
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling till v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.61s
[INFO] running `Command { std: "docker" "inspect" "f6e893982089baae694ddf5bd82c19bf21dcceda4c1190ebc9f5e9c621fd7ede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6e893982089baae694ddf5bd82c19bf21dcceda4c1190ebc9f5e9c621fd7ede", kill_on_drop: false }`
[INFO] [stdout] f6e893982089baae694ddf5bd82c19bf21dcceda4c1190ebc9f5e9c621fd7ede
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f3a102819bbc9a0d6c325ee4700dd3a4739dac4151a5503bad3527faa740bd20
[INFO] running `Command { std: "docker" "start" "-a" "f3a102819bbc9a0d6c325ee4700dd3a4739dac4151a5503bad3527faa740bd20", kill_on_drop: false }`
[INFO] [stderr]    Compiling till v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.76s
[INFO] running `Command { std: "docker" "inspect" "f3a102819bbc9a0d6c325ee4700dd3a4739dac4151a5503bad3527faa740bd20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3a102819bbc9a0d6c325ee4700dd3a4739dac4151a5503bad3527faa740bd20", kill_on_drop: false }`
[INFO] [stdout] f3a102819bbc9a0d6c325ee4700dd3a4739dac4151a5503bad3527faa740bd20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fe99554c9bd660352ff11aff8ca1d4d4d7adf546c552623f825ed52b6f0de54b
[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" "fe99554c9bd660352ff11aff8ca1d4d4d7adf546c552623f825ed52b6f0de54b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/till-1b23c70d73d8d9a4)
[INFO] [stdout] running 27 tests
[INFO] [stdout] test checking::checker::tests::eval_exprs ... ok
[INFO] [stdout] test checking::checker::tests::variable_shadowing ... ok
[INFO] [stdout] test lexing::lexer::tests::char_literals ... ok
[INFO] [stdout] test checking::checker::tests::eval_top_level_stmts ... ok
[INFO] [stdout] test lexing::lexer::tests::equals_and_double_equals ... ok
[INFO] [stdout] test lexing::lexer::tests::identifiers ... ok
[INFO] [stdout] test lexing::lexer::tests::ignored_characters ... ok
[INFO] [stdout] test checking::checker::tests::scoping ... ok
[INFO] [stdout] test checking::checker::tests::eval_inner_stmts ... ok
[INFO] [stdout] test lexing::lexer::tests::indentation ... ok
[INFO] [stdout] test lexing::lexer::tests::lexing_errors ... ok
[INFO] [stdout] test lexing::lexer::tests::keywords ... ok
[INFO] [stdout] test lexing::lexer::tests::number_literals ... ok
[INFO] [stdout] test parsing::parser::tests::literal_primary_exprs ... ok
[INFO] [stdout] test lexing::lexer::tests::minus_and_arrow ... ok
[INFO] [stdout] test parsing::parser::tests::return_stmts ... ok
[INFO] [stdout] test parsing::parser::tests::identifier_primary_exprs ... ok
[INFO] [stdout] test parsing::parser::tests::test_unary_exprs ... ok
[INFO] [stdout] test parsing::parser::tests::function_parameters ... ok
[INFO] [stdout] test parsing::parser::tests::if_stmts ... ok
[INFO] [stdout] test parsing::parser::tests::function_definition_stmts ... ok
[INFO] [stdout] test parsing::parser::tests::expr_operator_precedence ... ok
[INFO] [stdout] test parsing::parser::tests::while_stmts ... ok
[INFO] [stdout] test stream::tests::test_position_tracking ... ok
[INFO] [stdout] test parsing::parser::tests::variable_assignment_stmts ... ok
[INFO] [stdout] test parsing::parser::tests::variable_declaration_stmts ... ok
[INFO] [stdout] test lexing::lexer::tests::other_tokens ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fe99554c9bd660352ff11aff8ca1d4d4d7adf546c552623f825ed52b6f0de54b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe99554c9bd660352ff11aff8ca1d4d4d7adf546c552623f825ed52b6f0de54b", kill_on_drop: false }`
[INFO] [stdout] fe99554c9bd660352ff11aff8ca1d4d4d7adf546c552623f825ed52b6f0de54b