[INFO] fetching crate liquid-interpreter 0.20.0-alpha.6...
[INFO] testing liquid-interpreter-0.20.0-alpha.6 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate liquid-interpreter 0.20.0-alpha.6 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate liquid-interpreter 0.20.0-alpha.6 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 crates.io crate liquid-interpreter 0.20.0-alpha.6
[INFO] finished tweaking crates.io crate liquid-interpreter 0.20.0-alpha.6
[INFO] tweaked toml for crates.io crate liquid-interpreter 0.20.0-alpha.6 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded liquid-value v0.20.0-alpha.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] a7e713ae8e96e08b7f21cdc00b82add4559e174166dc8e6dd3fca2e29b2b4994
[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" "a7e713ae8e96e08b7f21cdc00b82add4559e174166dc8e6dd3fca2e29b2b4994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7e713ae8e96e08b7f21cdc00b82add4559e174166dc8e6dd3fca2e29b2b4994", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7e713ae8e96e08b7f21cdc00b82add4559e174166dc8e6dd3fca2e29b2b4994", kill_on_drop: false }`
[INFO] [stdout] a7e713ae8e96e08b7f21cdc00b82add4559e174166dc8e6dd3fca2e29b2b4994
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 230a4bd58e148a2fed9b498f845c82de8370923a28cd6699055532fc4e732e95
[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" "230a4bd58e148a2fed9b498f845c82de8370923a28cd6699055532fc4e732e95", kill_on_drop: false }`
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling kstring v0.1.2
[INFO] [stderr]    Compiling liquid-error v0.20.0-alpha.6
[INFO] [stderr]    Compiling liquid-value v0.20.0-alpha.6
[INFO] [stderr]    Compiling liquid-interpreter v0.20.0-alpha.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.89s
[INFO] running `Command { std: "docker" "inspect" "230a4bd58e148a2fed9b498f845c82de8370923a28cd6699055532fc4e732e95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "230a4bd58e148a2fed9b498f845c82de8370923a28cd6699055532fc4e732e95", kill_on_drop: false }`
[INFO] [stdout] 230a4bd58e148a2fed9b498f845c82de8370923a28cd6699055532fc4e732e95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 61749a23df2e8879a7c368d64bb9ba53a94fa3a5f528a29b0760584c67e4e53f
[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" "61749a23df2e8879a7c368d64bb9ba53a94fa3a5f528a29b0760584c67e4e53f", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_yaml v0.8.14
[INFO] [stderr]    Compiling liquid-interpreter v0.20.0-alpha.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.15s
[INFO] running `Command { std: "docker" "inspect" "61749a23df2e8879a7c368d64bb9ba53a94fa3a5f528a29b0760584c67e4e53f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61749a23df2e8879a7c368d64bb9ba53a94fa3a5f528a29b0760584c67e4e53f", kill_on_drop: false }`
[INFO] [stdout] 61749a23df2e8879a7c368d64bb9ba53a94fa3a5f528a29b0760584c67e4e53f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 0978b36f3cb7d069812871ccee029b2d283497638a8d2449cbfb85f3677b7d8a
[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" "0978b36f3cb7d069812871ccee029b2d283497638a8d2449cbfb85f3677b7d8a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/liquid_interpreter-89bab3a219425e71
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test runtime::test::scoped_variables ... ok
[INFO] [stdout] test stack::test::stack_find_frame_failure ... ok
[INFO] [stdout] test variable::test::identifier_path_array_index ... ok
[INFO] [stdout] test variable::test::identifier_path_object ... ok
[INFO] [stdout] test variable::test::identifier_path_array_index_negative ... ok
[INFO] [stdout] test stack::test::stack_get ... ok
[INFO] [stdout] test stack::test::stack_find_frame ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests liquid-interpreter
[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" "0978b36f3cb7d069812871ccee029b2d283497638a8d2449cbfb85f3677b7d8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0978b36f3cb7d069812871ccee029b2d283497638a8d2449cbfb85f3677b7d8a", kill_on_drop: false }`
[INFO] [stdout] 0978b36f3cb7d069812871ccee029b2d283497638a8d2449cbfb85f3677b7d8a