[INFO] fetching crate yes-lang 0.1.0...
[INFO] testing yes-lang-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate yes-lang 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate yes-lang 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yes-lang 0.1.0
[INFO] finished tweaking crates.io crate yes-lang 0.1.0
[INFO] tweaked toml for crates.io crate yes-lang 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate yes-lang 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 8e2c43ef0c37291c331641060a5adac5dcadb04c36f43d1a20a9e939711fa5f5
[INFO] running `Command { std: "docker" "start" "-a" "8e2c43ef0c37291c331641060a5adac5dcadb04c36f43d1a20a9e939711fa5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e2c43ef0c37291c331641060a5adac5dcadb04c36f43d1a20a9e939711fa5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e2c43ef0c37291c331641060a5adac5dcadb04c36f43d1a20a9e939711fa5f5", kill_on_drop: false }`
[INFO] [stdout] 8e2c43ef0c37291c331641060a5adac5dcadb04c36f43d1a20a9e939711fa5f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b7e084f8b3975d4236fe2ab55bb0bd4e70c1df2f5b78b19180a46feed97273f
[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" "6b7e084f8b3975d4236fe2ab55bb0bd4e70c1df2f5b78b19180a46feed97273f", kill_on_drop: false }`
[INFO] [stderr]    Compiling yes-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "6b7e084f8b3975d4236fe2ab55bb0bd4e70c1df2f5b78b19180a46feed97273f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b7e084f8b3975d4236fe2ab55bb0bd4e70c1df2f5b78b19180a46feed97273f", kill_on_drop: false }`
[INFO] [stdout] 6b7e084f8b3975d4236fe2ab55bb0bd4e70c1df2f5b78b19180a46feed97273f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bce21905c41ca35a6bd28ffd85ca7a9259237e60b412233c75daa71dd18a9ebd
[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" "bce21905c41ca35a6bd28ffd85ca7a9259237e60b412233c75daa71dd18a9ebd", kill_on_drop: false }`
[INFO] [stderr]    Compiling yes-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "bce21905c41ca35a6bd28ffd85ca7a9259237e60b412233c75daa71dd18a9ebd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bce21905c41ca35a6bd28ffd85ca7a9259237e60b412233c75daa71dd18a9ebd", kill_on_drop: false }`
[INFO] [stdout] bce21905c41ca35a6bd28ffd85ca7a9259237e60b412233c75daa71dd18a9ebd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8bd239175ab15959d19f43402dc6b2485cd7188f91a0fb2148d95742bb91027e
[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" "8bd239175ab15959d19f43402dc6b2485cd7188f91a0fb2148d95742bb91027e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/yes_lang-3835308a599e5859)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test eval::tests::test_eval_expr ... ok
[INFO] [stdout] test parser::tests::test_parse_statement ... ok
[INFO] [stdout] test parser::tests::test_parse_expression ... ok
[INFO] [stdout] test lexer::tests::test_tokenizer ... ok
[INFO] [stdout] test eval::tests::test_repl ... ok
[INFO] [stdout] test eval::tests::test_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8bd239175ab15959d19f43402dc6b2485cd7188f91a0fb2148d95742bb91027e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bd239175ab15959d19f43402dc6b2485cd7188f91a0fb2148d95742bb91027e", kill_on_drop: false }`
[INFO] [stdout] 8bd239175ab15959d19f43402dc6b2485cd7188f91a0fb2148d95742bb91027e