[INFO] cloning repository https://github.com/nikita-skobov/yaml-variable-substitution
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nikita-skobov/yaml-variable-substitution" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikita-skobov%2Fyaml-variable-substitution", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikita-skobov%2Fyaml-variable-substitution'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec747b564409ab244b773061a3e4c69657649a39
[INFO] testing nikita-skobov/yaml-variable-substitution against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikita-skobov%2Fyaml-variable-substitution" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nikita-skobov/yaml-variable-substitution 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/nikita-skobov/yaml-variable-substitution
[INFO] finished tweaking git repo https://github.com/nikita-skobov/yaml-variable-substitution
[INFO] tweaked toml for git repo https://github.com/nikita-skobov/yaml-variable-substitution written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/nikita-skobov/yaml-variable-substitution 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 42a7317e3ad18a60258e7416eea0e0e342ac20687c9b554a8ecc809a6f1733d0
[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" "42a7317e3ad18a60258e7416eea0e0e342ac20687c9b554a8ecc809a6f1733d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42a7317e3ad18a60258e7416eea0e0e342ac20687c9b554a8ecc809a6f1733d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42a7317e3ad18a60258e7416eea0e0e342ac20687c9b554a8ecc809a6f1733d0", kill_on_drop: false }`
[INFO] [stdout] 42a7317e3ad18a60258e7416eea0e0e342ac20687c9b554a8ecc809a6f1733d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 375c06c141620ad49325e706a5c29717618f6083ad3416a30276a3242a7ca14b
[INFO] running `Command { std: "docker" "start" "-a" "375c06c141620ad49325e706a5c29717618f6083ad3416a30276a3242a7ca14b", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.19
[INFO] [stderr]    Compiling regex v1.4.0
[INFO] [stderr]    Compiling context_based_variable_substitution v1.0.0 (https://github.com/nikita-skobov/context-based-variable-substitution#12562137)
[INFO] [stderr]    Compiling yaml_variable_substitution v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.71s
[INFO] running `Command { std: "docker" "inspect" "375c06c141620ad49325e706a5c29717618f6083ad3416a30276a3242a7ca14b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "375c06c141620ad49325e706a5c29717618f6083ad3416a30276a3242a7ca14b", kill_on_drop: false }`
[INFO] [stdout] 375c06c141620ad49325e706a5c29717618f6083ad3416a30276a3242a7ca14b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 717f0db4e25fa3b664d288b6ace4532e5a6d7796723d9aa74c28ed9b5339519d
[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" "717f0db4e25fa3b664d288b6ace4532e5a6d7796723d9aa74c28ed9b5339519d", kill_on_drop: false }`
[INFO] [stderr]    Compiling yaml_variable_substitution v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.94s
[INFO] running `Command { std: "docker" "inspect" "717f0db4e25fa3b664d288b6ace4532e5a6d7796723d9aa74c28ed9b5339519d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "717f0db4e25fa3b664d288b6ace4532e5a6d7796723d9aa74c28ed9b5339519d", kill_on_drop: false }`
[INFO] [stdout] 717f0db4e25fa3b664d288b6ace4532e5a6d7796723d9aa74c28ed9b5339519d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c00d539e912d6c09cb18a6809e38824281e1540ff7c02664d323f6578f69b70f
[INFO] running `Command { std: "docker" "start" "-a" "c00d539e912d6c09cb18a6809e38824281e1540ff7c02664d323f6578f69b70f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/yaml_variable_substitution-0593b28a17349a97)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::variables_in_comments_dont_cause_errors ... ignored
[INFO] [stdout] test tests::getting_doc_as_string_works ... ok
[INFO] [stderr]    Doc-tests yaml_variable_substitution
[INFO] [stdout] test tests::works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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] running `Command { std: "docker" "inspect" "c00d539e912d6c09cb18a6809e38824281e1540ff7c02664d323f6578f69b70f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c00d539e912d6c09cb18a6809e38824281e1540ff7c02664d323f6578f69b70f", kill_on_drop: false }`
[INFO] [stdout] c00d539e912d6c09cb18a6809e38824281e1540ff7c02664d323f6578f69b70f