[INFO] fetching crate optarg2chain 0.1.0...
[INFO] testing optarg2chain-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate optarg2chain 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate optarg2chain 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate optarg2chain 0.1.0
[INFO] finished tweaking crates.io crate optarg2chain 0.1.0
[INFO] tweaked toml for crates.io crate optarg2chain 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate optarg2chain 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memchr v2.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8dee1e3c0283a107d58e9dbce5d8761029d2d8acc6eaede185d84f771af6de25
[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" "8dee1e3c0283a107d58e9dbce5d8761029d2d8acc6eaede185d84f771af6de25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dee1e3c0283a107d58e9dbce5d8761029d2d8acc6eaede185d84f771af6de25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dee1e3c0283a107d58e9dbce5d8761029d2d8acc6eaede185d84f771af6de25", kill_on_drop: false }`
[INFO] [stdout] 8dee1e3c0283a107d58e9dbce5d8761029d2d8acc6eaede185d84f771af6de25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-01-01" "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] f67e03deebc02eefb0a9750826f4889967c726602d524a23b7e883a8e761ed8e
[INFO] running `Command { std: "docker" "start" "-a" "f67e03deebc02eefb0a9750826f4889967c726602d524a23b7e883a8e761ed8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling optarg2chain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.22s
[INFO] running `Command { std: "docker" "inspect" "f67e03deebc02eefb0a9750826f4889967c726602d524a23b7e883a8e761ed8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f67e03deebc02eefb0a9750826f4889967c726602d524a23b7e883a8e761ed8e", kill_on_drop: false }`
[INFO] [stdout] f67e03deebc02eefb0a9750826f4889967c726602d524a23b7e883a8e761ed8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60fac9ed978b6e95e19c9b15dbc1c3ffba3a94f1de8190b5c1d2c3d46850eff4
[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" "60fac9ed978b6e95e19c9b15dbc1c3ffba3a94f1de8190b5c1d2c3d46850eff4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling memchr v2.3.2
[INFO] [stderr]    Compiling futures-core v0.3.4
[INFO] [stderr]    Compiling futures-sink v0.3.4
[INFO] [stderr]    Compiling futures-io v0.3.4
[INFO] [stderr]    Compiling futures-task v0.3.4
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling futures-channel v0.3.4
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling futures-executor v0.3.4
[INFO] [stderr]    Compiling futures v0.3.4
[INFO] [stderr]    Compiling optarg2chain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 19.80s
[INFO] running `Command { std: "docker" "inspect" "60fac9ed978b6e95e19c9b15dbc1c3ffba3a94f1de8190b5c1d2c3d46850eff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60fac9ed978b6e95e19c9b15dbc1c3ffba3a94f1de8190b5c1d2c3d46850eff4", kill_on_drop: false }`
[INFO] [stdout] 60fac9ed978b6e95e19c9b15dbc1c3ffba3a94f1de8190b5c1d2c3d46850eff4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a77ba32094fa700c977df7c99d7661a78a048f2e1c61b09f532370f5b69d60b3
[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" "a77ba32094fa700c977df7c99d7661a78a048f2e1c61b09f532370f5b69d60b3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/optarg2chain-3bfc77a3f2f443ce
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/function-a5b4cef44a3cf07f
[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] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test empty_arg_test ... ok
[INFO] [stdout] test convert_test ... ok
[INFO] [stdout] test join_strings_test ... ok
[INFO] [stdout] test convert_impl_trait_test ... ok
[INFO] [stdout] test join_vec_test ... ok
[INFO] [stdout] test async_test ... ok
[INFO] [stdout] test add_and_convert_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/impl-8f1231ec4b76be30
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test async_test ... ok
[INFO] [stdout] test integer_test ... ok
[INFO] [stdout] test twostr_test ... ok
[INFO] [stdout] test wrap_test ... ok
[INFO] [stdout] test myvec_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests optarg2chain
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/lib.rs - (line 48) ... ok
[INFO] [stdout] test src/lib.rs - (line 64) ... ok
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.48s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a77ba32094fa700c977df7c99d7661a78a048f2e1c61b09f532370f5b69d60b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a77ba32094fa700c977df7c99d7661a78a048f2e1c61b09f532370f5b69d60b3", kill_on_drop: false }`
[INFO] [stdout] a77ba32094fa700c977df7c99d7661a78a048f2e1c61b09f532370f5b69d60b3