[INFO] cloning repository https://github.com/kari-lang/kari
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kari-lang/kari" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkari-lang%2Fkari", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkari-lang%2Fkari'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c0e8a8145e9d4f2006e8f5166b642479576222e
[INFO] testing kari-lang/kari against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkari-lang%2Fkari" "/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/kari-lang/kari on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kari-lang/kari
[INFO] finished tweaking git repo https://github.com/kari-lang/kari
[INFO] tweaked toml for git repo https://github.com/kari-lang/kari written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/kari-lang/kari already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96194a621089e547e94d69465b848963881234728fbbf5160433f6607fd2b898
[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" "96194a621089e547e94d69465b848963881234728fbbf5160433f6607fd2b898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96194a621089e547e94d69465b848963881234728fbbf5160433f6607fd2b898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96194a621089e547e94d69465b848963881234728fbbf5160433f6607fd2b898", kill_on_drop: false }`
[INFO] [stdout] 96194a621089e547e94d69465b848963881234728fbbf5160433f6607fd2b898
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71a21e24381cabff5054db516802f714a8809d8f2286bf6ce394a59ebac46895
[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" "71a21e24381cabff5054db516802f714a8809d8f2286bf6ce394a59ebac46895", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling acc_reader v2.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling termion v1.5.6
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling structopt v0.3.22
[INFO] [stderr]    Compiling decorum v0.3.1
[INFO] [stderr]    Compiling kari v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.82s
[INFO] running `Command { std: "docker" "inspect" "71a21e24381cabff5054db516802f714a8809d8f2286bf6ce394a59ebac46895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71a21e24381cabff5054db516802f714a8809d8f2286bf6ce394a59ebac46895", kill_on_drop: false }`
[INFO] [stdout] 71a21e24381cabff5054db516802f714a8809d8f2286bf6ce394a59ebac46895
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4d82099ccd7b0147fbfc5eadc49dd0bb86a2e0e61695550a40c57f5a233e359
[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" "f4d82099ccd7b0147fbfc5eadc49dd0bb86a2e0e61695550a40c57f5a233e359", kill_on_drop: false }`
[INFO] [stderr]    Compiling kari v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.99s
[INFO] running `Command { std: "docker" "inspect" "f4d82099ccd7b0147fbfc5eadc49dd0bb86a2e0e61695550a40c57f5a233e359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4d82099ccd7b0147fbfc5eadc49dd0bb86a2e0e61695550a40c57f5a233e359", kill_on_drop: false }`
[INFO] [stdout] f4d82099ccd7b0147fbfc5eadc49dd0bb86a2e0e61695550a40c57f5a233e359
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d1ef02191a9eb7384419bce92575e6716fd021efa6eba1f9b60a96962f89020d
[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" "d1ef02191a9eb7384419bce92575e6716fd021efa6eba1f9b60a96962f89020d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kari-54f14b20d597d20a)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test functions::tests::it_should_not_find_function_defined_in_child_scope ... ok
[INFO] [stdout] test functions::tests::it_should_find_function_defined_in_parent_scope ... ok
[INFO] [stdout] test functions::tests::it_should_reject_functions_less_specific_than_a_defined_function ... ok
[INFO] [stdout] test functions::tests::it_should_return_none_if_function_wasnt_defined ... ok
[INFO] [stdout] test functions::tests::it_should_return_list_of_candidates_if_function_doesnt_match_stack ... ok
[INFO] [stdout] test value::cast::test::it_should_cast_a_single_value ... ok
[INFO] [stdout] test value::cast::test::it_should_cast_two_values ... ok
[INFO] [stdout] test functions::tests::it_should_return_functions_that_were_defined ... ok
[INFO] [stdout] test functions::tests::it_should_return_the_function_that_matches_the_types_on_the_stack ... ok
[INFO] [stdout] test functions::tests::it_should_return_function_without_args_regardless_of_stack ... ok
[INFO] [stdout] test value::cast::test::it_should_cast_three_values ... ok
[INFO] [stdout] test functions::tests::it_should_reject_functions_that_are_already_defined ... ok
[INFO] [stdout] test functions::tests::it_should_reject_no_arg_functions_if_name_is_already_taken ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/kari-2c36552d6876563f)
[INFO] [stdout] test functions::tests::it_should_reject_functions_more_specific_than_a_defined_function ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tester-32301c94bd6685d9)
[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] [stderr]    Doc-tests kari
[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" "d1ef02191a9eb7384419bce92575e6716fd021efa6eba1f9b60a96962f89020d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1ef02191a9eb7384419bce92575e6716fd021efa6eba1f9b60a96962f89020d", kill_on_drop: false }`
[INFO] [stdout] d1ef02191a9eb7384419bce92575e6716fd021efa6eba1f9b60a96962f89020d