[INFO] cloning repository https://github.com/Morozov-5F/rust-evaluator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Morozov-5F/rust-evaluator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMorozov-5F%2Frust-evaluator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMorozov-5F%2Frust-evaluator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4417aed6bd5626567291f913c7b6e54f1288eec5
[INFO] testing Morozov-5F/rust-evaluator against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMorozov-5F%2Frust-evaluator" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Morozov-5F/rust-evaluator 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/Morozov-5F/rust-evaluator
[INFO] finished tweaking git repo https://github.com/Morozov-5F/rust-evaluator
[INFO] tweaked toml for git repo https://github.com/Morozov-5F/rust-evaluator written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Morozov-5F/rust-evaluator 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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] fd9d27c940208a4fde0c0ba0c22e745e852cb8ce3be81e920610bf44ee20daf8
[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" "fd9d27c940208a4fde0c0ba0c22e745e852cb8ce3be81e920610bf44ee20daf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd9d27c940208a4fde0c0ba0c22e745e852cb8ce3be81e920610bf44ee20daf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd9d27c940208a4fde0c0ba0c22e745e852cb8ce3be81e920610bf44ee20daf8", kill_on_drop: false }`
[INFO] [stdout] fd9d27c940208a4fde0c0ba0c22e745e852cb8ce3be81e920610bf44ee20daf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 489aa227ead44759587e4e69e9ef83d87c5884b8bf65b580807b4a3ac648dea8
[INFO] running `Command { std: "docker" "start" "-a" "489aa227ead44759587e4e69e9ef83d87c5884b8bf65b580807b4a3ac648dea8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-evaluator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "489aa227ead44759587e4e69e9ef83d87c5884b8bf65b580807b4a3ac648dea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "489aa227ead44759587e4e69e9ef83d87c5884b8bf65b580807b4a3ac648dea8", kill_on_drop: false }`
[INFO] [stdout] 489aa227ead44759587e4e69e9ef83d87c5884b8bf65b580807b4a3ac648dea8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 13f56351d22f97ba673cccb5737eb78950e26f8824dbe3e2cf38dd76a02d4bd5
[INFO] running `Command { std: "docker" "start" "-a" "13f56351d22f97ba673cccb5737eb78950e26f8824dbe3e2cf38dd76a02d4bd5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-evaluator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "13f56351d22f97ba673cccb5737eb78950e26f8824dbe3e2cf38dd76a02d4bd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13f56351d22f97ba673cccb5737eb78950e26f8824dbe3e2cf38dd76a02d4bd5", kill_on_drop: false }`
[INFO] [stdout] 13f56351d22f97ba673cccb5737eb78950e26f8824dbe3e2cf38dd76a02d4bd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] fdbc01e91c6e86d7067b3e7449b44c50a908282bc04fb93cd8a35c4fae75a13b
[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" "fdbc01e91c6e86d7067b3e7449b44c50a908282bc04fb93cd8a35c4fae75a13b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_evaluator-c59bef145fda5441)
[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" "fdbc01e91c6e86d7067b3e7449b44c50a908282bc04fb93cd8a35c4fae75a13b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdbc01e91c6e86d7067b3e7449b44c50a908282bc04fb93cd8a35c4fae75a13b", kill_on_drop: false }`
[INFO] [stdout] fdbc01e91c6e86d7067b3e7449b44c50a908282bc04fb93cd8a35c4fae75a13b