[INFO] fetching crate hello_exercism 0.5.5...
[INFO] testing hello_exercism-0.5.5 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate hello_exercism 0.5.5 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate hello_exercism 0.5.5 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", 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-8/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" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hello_extern v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 895303505c884e3804b6ca7d6ac3721a089a3d54ca66d77b63b175556e9695f0
[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" "895303505c884e3804b6ca7d6ac3721a089a3d54ca66d77b63b175556e9695f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "895303505c884e3804b6ca7d6ac3721a089a3d54ca66d77b63b175556e9695f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "895303505c884e3804b6ca7d6ac3721a089a3d54ca66d77b63b175556e9695f0", kill_on_drop: false }`
[INFO] [stdout] 895303505c884e3804b6ca7d6ac3721a089a3d54ca66d77b63b175556e9695f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa1ec664dd9f47f47e81d21bb637d33bccd7e5e280df0836c3e7ed0fac3d3716
[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" "aa1ec664dd9f47f47e81d21bb637d33bccd7e5e280df0836c3e7ed0fac3d3716", 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 0.35s
[INFO] running `Command { std: "docker" "inspect" "aa1ec664dd9f47f47e81d21bb637d33bccd7e5e280df0836c3e7ed0fac3d3716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa1ec664dd9f47f47e81d21bb637d33bccd7e5e280df0836c3e7ed0fac3d3716", kill_on_drop: false }`
[INFO] [stdout] aa1ec664dd9f47f47e81d21bb637d33bccd7e5e280df0836c3e7ed0fac3d3716
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d6c5e81ff9ed6e4023b09787bc29bf75df314af408e02577a01b49586387ece
[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" "4d6c5e81ff9ed6e4023b09787bc29bf75df314af408e02577a01b49586387ece", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_exercism v0.5.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "4d6c5e81ff9ed6e4023b09787bc29bf75df314af408e02577a01b49586387ece", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d6c5e81ff9ed6e4023b09787bc29bf75df314af408e02577a01b49586387ece", kill_on_drop: false }`
[INFO] [stdout] 4d6c5e81ff9ed6e4023b09787bc29bf75df314af408e02577a01b49586387ece
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 03724e32962d8d054bd1ce607e48fb9fa95380b6d2ed21e721ef77b0d090bc59
[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" "03724e32962d8d054bd1ce607e48fb9fa95380b6d2ed21e721ef77b0d090bc59", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hello_exercism-6a61eb691a74c0a1
[INFO] [stdout] running 8 tests
[INFO] [stdout] test i_hello::it_works_with_only_extern ... ok
[INFO] [stdout] test private_tests_with_use::it_works_at_private ... ok
[INFO] [stdout] test integration_tests::i_hello::it_works_with_the_crate_and_extern ... ok
[INFO] [stdout] test i_hello::it_works_with_the_crate_and_extern ... ok
[INFO] [stdout] test private_tests_without_use::it_works_at_private ... ok
[INFO] [stdout] test integration_tests::i_hello::it_works_with_only_extern ... ok
[INFO] [stdout] test owned_hello::it_works_at_private ... ok
[INFO] [stdout] test private_tests::owned_hello::it_works_at_private ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/i_hello-90ed422e50489853
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test it_works_with_extern ... ok
[INFO] [stdout] test it_works_with_the_crate_and_extern ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/u_hello-99cf5b6e98da92ae
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hello_exercism
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "03724e32962d8d054bd1ce607e48fb9fa95380b6d2ed21e721ef77b0d090bc59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03724e32962d8d054bd1ce607e48fb9fa95380b6d2ed21e721ef77b0d090bc59", kill_on_drop: false }`
[INFO] [stdout] 03724e32962d8d054bd1ce607e48fb9fa95380b6d2ed21e721ef77b0d090bc59
