[INFO] fetching crate hello_exercism 0.5.5...
[INFO] testing hello_exercism-0.5.5 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate hello_exercism 0.5.5 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate hello_exercism 0.5.5 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hello_exercism 0.5.5
[INFO] finished tweaking crates.io crate hello_exercism 0.5.5
[INFO] tweaked toml for crates.io crate hello_exercism 0.5.5 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate hello_exercism 0.5.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 416f12d92d0ea1dd927584fd80953d36ec706aa02c9678bf8e6dfeae30a57166
[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" "416f12d92d0ea1dd927584fd80953d36ec706aa02c9678bf8e6dfeae30a57166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "416f12d92d0ea1dd927584fd80953d36ec706aa02c9678bf8e6dfeae30a57166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "416f12d92d0ea1dd927584fd80953d36ec706aa02c9678bf8e6dfeae30a57166", kill_on_drop: false }`
[INFO] [stdout] 416f12d92d0ea1dd927584fd80953d36ec706aa02c9678bf8e6dfeae30a57166
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d2594713175fbb1b37c559d0cf77b18a7efd59284161a8c77dea11d47fbdab9
[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" "3d2594713175fbb1b37c559d0cf77b18a7efd59284161a8c77dea11d47fbdab9", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_extern v0.1.1
[INFO] [stderr]    Compiling hello_exercism v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "3d2594713175fbb1b37c559d0cf77b18a7efd59284161a8c77dea11d47fbdab9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d2594713175fbb1b37c559d0cf77b18a7efd59284161a8c77dea11d47fbdab9", kill_on_drop: false }`
[INFO] [stdout] 3d2594713175fbb1b37c559d0cf77b18a7efd59284161a8c77dea11d47fbdab9
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] efd35116a1e62c526bf391e0e68636f617ff8af387e2e6cc76ea105392caaa0d
[INFO] running `Command { std: "docker" "start" "-a" "efd35116a1e62c526bf391e0e68636f617ff8af387e2e6cc76ea105392caaa0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_exercism v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "efd35116a1e62c526bf391e0e68636f617ff8af387e2e6cc76ea105392caaa0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efd35116a1e62c526bf391e0e68636f617ff8af387e2e6cc76ea105392caaa0d", kill_on_drop: false }`
[INFO] [stdout] efd35116a1e62c526bf391e0e68636f617ff8af387e2e6cc76ea105392caaa0d
[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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4a3f8e5a9e70b2e877988a069ed234b895aa53129829449c11cbf3a3731aa567
[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" "4a3f8e5a9e70b2e877988a069ed234b895aa53129829449c11cbf3a3731aa567", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_exercism-ca0720b4dea10241)
[INFO] [stdout] test i_hello::it_works_with_only_extern ... ok
[INFO] [stdout] test private_tests_without_use::it_works_at_private ... ok
[INFO] [stdout] test private_tests_with_use::it_works_at_private ... ok
[INFO] [stdout] test private_tests::owned_hello::it_works_at_private ... ok
[INFO] [stdout] test owned_hello::it_works_at_private ... ok
[INFO] [stdout] test integration_tests::i_hello::it_works_with_the_crate_and_extern ... ok
[INFO] [stderr]      Running tests/i_hello.rs (/opt/rustwide/target/debug/deps/i_hello-cfc8b531128b6f8f)
[INFO] [stdout] test integration_tests::i_hello::it_works_with_only_extern ... ok
[INFO] [stdout] test i_hello::it_works_with_the_crate_and_extern ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test it_works_with_extern ... ok
[INFO] [stderr]      Running tests/u_hello.rs (/opt/rustwide/target/debug/deps/u_hello-c093fc132de808c0)
[INFO] [stdout] test it_works_with_the_crate_and_extern ... ok
[INFO] [stderr]    Doc-tests hello_exercism
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works_at_uint ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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] running `Command { std: "docker" "inspect" "4a3f8e5a9e70b2e877988a069ed234b895aa53129829449c11cbf3a3731aa567", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a3f8e5a9e70b2e877988a069ed234b895aa53129829449c11cbf3a3731aa567", kill_on_drop: false }`
[INFO] [stdout] 4a3f8e5a9e70b2e877988a069ed234b895aa53129829449c11cbf3a3731aa567