[INFO] cloning repository https://github.com/jumbatm/tip-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jumbatm/tip-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjumbatm%2Ftip-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjumbatm%2Ftip-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 04c0d00dc0d632a9383c9bb99d583c666d2dbb85
[INFO] testing jumbatm/tip-rs against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjumbatm%2Ftip-rs" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jumbatm/tip-rs 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 git repo https://github.com/jumbatm/tip-rs
[INFO] finished tweaking git repo https://github.com/jumbatm/tip-rs
[INFO] tweaked toml for git repo https://github.com/jumbatm/tip-rs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/jumbatm/tip-rs 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] de2de0130f90abc1c6a075ebf5443b73672d471cda3a3e584cb2c12449bbc003
[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" "de2de0130f90abc1c6a075ebf5443b73672d471cda3a3e584cb2c12449bbc003", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de2de0130f90abc1c6a075ebf5443b73672d471cda3a3e584cb2c12449bbc003", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de2de0130f90abc1c6a075ebf5443b73672d471cda3a3e584cb2c12449bbc003", kill_on_drop: false }`
[INFO] [stdout] de2de0130f90abc1c6a075ebf5443b73672d471cda3a3e584cb2c12449bbc003
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 9875b472f043f034621f45be3d29b8030b43b19cb6195b9b96a7cd43050bdecc
[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" "9875b472f043f034621f45be3d29b8030b43b19cb6195b9b96a7cd43050bdecc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling unicode-segmentation v1.7.0
[INFO] [stderr]    Compiling peg-runtime v0.6.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling peg-macros v0.6.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling peg v0.6.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]    Compiling structopt v0.3.20
[INFO] [stderr]    Compiling tip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.30s
[INFO] running `Command { std: "docker" "inspect" "9875b472f043f034621f45be3d29b8030b43b19cb6195b9b96a7cd43050bdecc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9875b472f043f034621f45be3d29b8030b43b19cb6195b9b96a7cd43050bdecc", kill_on_drop: false }`
[INFO] [stdout] 9875b472f043f034621f45be3d29b8030b43b19cb6195b9b96a7cd43050bdecc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] f458eda75534ecf2208751615edd21885f6bfae877ca2f505441d2fc729cd887
[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" "f458eda75534ecf2208751615edd21885f6bfae877ca2f505441d2fc729cd887", kill_on_drop: false }`
[INFO] [stderr]    Compiling tip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "f458eda75534ecf2208751615edd21885f6bfae877ca2f505441d2fc729cd887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f458eda75534ecf2208751615edd21885f6bfae877ca2f505441d2fc729cd887", kill_on_drop: false }`
[INFO] [stdout] f458eda75534ecf2208751615edd21885f6bfae877ca2f505441d2fc729cd887
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 0558bf5152987db64a175f6881f535d62727e62325d19abf8e5876d046f3f971
[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" "0558bf5152987db64a175f6881f535d62727e62325d19abf8e5876d046f3f971", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tip-58d77dd35f0631e3)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tip_parser::grammar::tests::parse_error ... ok
[INFO] [stdout] test tip_parser::grammar::tests::test_assign ... ok
[INFO] [stdout] test tip_parser::grammar::tests::test_break ... ok
[INFO] [stdout] test tip_parser::grammar::tests::test_call ... ok
[INFO] [stdout] test tip_parser::grammar::tests::test_function ... ok
[INFO] [stdout] test tip_parser::grammar::tests::test_comment ... ok
[INFO] [stdout] test tip_parser::grammar::tests::test_comment_in_program ... ok
[INFO] [stdout] test tip_parser::grammar::tests::test_output ... ok
[INFO] [stdout] test tip_parser::grammar::tests::test_parse_var_decl ... ok
[INFO] [stdout] test tip_parser::grammar::tests::test_pointers ... ok
[INFO] [stdout] test tip_parser::grammar::tests::test_program ... ok
[INFO] [stdout] test tip_parser::grammar::tests::test_parse_ident ... ok
[INFO] [stdout] test tip_parser::grammar::tests::test_parse_exprs ... ok
[INFO] [stdout] test tip_parser::grammar::tests::test_return ... ok
[INFO] [stdout] test tip_parser::grammar::tests::test_while ... ok
[INFO] [stdout] test tip_parser::grammar::tests::test_if ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tip-eec7745c61219ef0)
[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] [stderr]      Running tests/test_examples.rs (/opt/rustwide/target/debug/deps/test_examples-8e355e051025f2f4)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_examples_folder ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tip
[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" "0558bf5152987db64a175f6881f535d62727e62325d19abf8e5876d046f3f971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0558bf5152987db64a175f6881f535d62727e62325d19abf8e5876d046f3f971", kill_on_drop: false }`
[INFO] [stdout] 0558bf5152987db64a175f6881f535d62727e62325d19abf8e5876d046f3f971