[INFO] fetching crate compile_type_eq 0.1.1...
[INFO] testing compile_type_eq-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate compile_type_eq 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate compile_type_eq 0.1.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate compile_type_eq 0.1.1
[INFO] finished tweaking crates.io crate compile_type_eq 0.1.1
[INFO] tweaked toml for crates.io crate compile_type_eq 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate compile_type_eq 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c93dbb177c308f4f60b0367e12e8f96217f0d22201fc4b93e901bddc206ba734
[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" "c93dbb177c308f4f60b0367e12e8f96217f0d22201fc4b93e901bddc206ba734", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c93dbb177c308f4f60b0367e12e8f96217f0d22201fc4b93e901bddc206ba734", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c93dbb177c308f4f60b0367e12e8f96217f0d22201fc4b93e901bddc206ba734", kill_on_drop: false }`
[INFO] [stdout] c93dbb177c308f4f60b0367e12e8f96217f0d22201fc4b93e901bddc206ba734
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 396893448aad1f36a7d34f1810ab446fd61c477858fa17df4f57eefc82e7a457
[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" "396893448aad1f36a7d34f1810ab446fd61c477858fa17df4f57eefc82e7a457", kill_on_drop: false }`
[INFO] [stderr]    Compiling compile_type_eq v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "396893448aad1f36a7d34f1810ab446fd61c477858fa17df4f57eefc82e7a457", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "396893448aad1f36a7d34f1810ab446fd61c477858fa17df4f57eefc82e7a457", kill_on_drop: false }`
[INFO] [stdout] 396893448aad1f36a7d34f1810ab446fd61c477858fa17df4f57eefc82e7a457
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f58330943ed7a0833a6b066da5d5e2c9040d25934d10a62191aa531c6e27748
[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" "7f58330943ed7a0833a6b066da5d5e2c9040d25934d10a62191aa531c6e27748", kill_on_drop: false }`
[INFO] [stderr]    Compiling compile_type_eq v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> examples/check_in_impl.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Greeks.battle(Greeks); // error
[INFO] [stdout]    |            ^^^^^^ cannot infer type for type parameter `BecauseWarriorsMustBeFromDifferentCountries` declared on the trait `War`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `compile_type_eq`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> examples/check_in_fn.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     battle(Greeks, Greeks); // error
[INFO] [stdout]    |     ^^^^^^ cannot infer type for type parameter `BecauseWarriorsMustBeFromDifferentCountries` declared on the function `battle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7f58330943ed7a0833a6b066da5d5e2c9040d25934d10a62191aa531c6e27748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f58330943ed7a0833a6b066da5d5e2c9040d25934d10a62191aa531c6e27748", kill_on_drop: false }`
[INFO] [stdout] 7f58330943ed7a0833a6b066da5d5e2c9040d25934d10a62191aa531c6e27748