[INFO] fetching crate ezcli 0.3.4...
[INFO] testing ezcli-0.3.4 against 1.49.0 for beta-1.50-1
[INFO] extracting crate ezcli 0.3.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ezcli 0.3.4 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 ezcli 0.3.4
[INFO] finished tweaking crates.io crate ezcli 0.3.4
[INFO] tweaked toml for crates.io crate ezcli 0.3.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 1eedb50a4cc8c6e8b9389edefde2d529175a87bbf020fdf36d977104f27ba0d2
[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" "1eedb50a4cc8c6e8b9389edefde2d529175a87bbf020fdf36d977104f27ba0d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1eedb50a4cc8c6e8b9389edefde2d529175a87bbf020fdf36d977104f27ba0d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eedb50a4cc8c6e8b9389edefde2d529175a87bbf020fdf36d977104f27ba0d2", kill_on_drop: false }`
[INFO] [stdout] 1eedb50a4cc8c6e8b9389edefde2d529175a87bbf020fdf36d977104f27ba0d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 7a3b8c85dd82f7b8f2263379d4cfbdecd508b7a2fc014a4298faa10ef758cd30
[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" "7a3b8c85dd82f7b8f2263379d4cfbdecd508b7a2fc014a4298faa10ef758cd30", kill_on_drop: false }`
[INFO] [stderr]    Compiling ezcli v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "7a3b8c85dd82f7b8f2263379d4cfbdecd508b7a2fc014a4298faa10ef758cd30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a3b8c85dd82f7b8f2263379d4cfbdecd508b7a2fc014a4298faa10ef758cd30", kill_on_drop: false }`
[INFO] [stdout] 7a3b8c85dd82f7b8f2263379d4cfbdecd508b7a2fc014a4298faa10ef758cd30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] d83f85da487685bcc43de0c51251bb6e99a763ffdbb0299894ff17fbe9986bd1
[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" "d83f85da487685bcc43de0c51251bb6e99a763ffdbb0299894ff17fbe9986bd1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ezcli v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "d83f85da487685bcc43de0c51251bb6e99a763ffdbb0299894ff17fbe9986bd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d83f85da487685bcc43de0c51251bb6e99a763ffdbb0299894ff17fbe9986bd1", kill_on_drop: false }`
[INFO] [stdout] d83f85da487685bcc43de0c51251bb6e99a763ffdbb0299894ff17fbe9986bd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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", kill_on_drop: false }`
[INFO] [stdout] 51fc22d177d815ea3a0c6d594d9eb1b7657e44d2af86f3fa3b781c36128fb649
[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" "51fc22d177d815ea3a0c6d594d9eb1b7657e44d2af86f3fa3b781c36128fb649", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ezcli-d370886cfe97bd51
[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] [stderr]      Running /opt/rustwide/target/debug/deps/boolean_flag-f54ae2c74a0f1e56
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test should_enable_boolean_flag_when_arg_given ... ok
[INFO] [stdout] test should_enable_flag_of_short_named_arg ... ok
[INFO] [stdout] test should_enable_flag_of_long_and_short_named_arg ... ok
[INFO] [stdout] test should_not_enable_flag_of_long_and_short_named_arg_not_given ... ok
[INFO] [stdout] test should_enable_named_flag_when_arg_given_with_long_and_short_name ... ok
[INFO] [stdout] test should_not_enable_flag_when_no_arg_given ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/optional_arg-1f224e07656db9ab
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test should_return_none_when_no_arguments_provided ... ok
[INFO] [stdout] test should_return_none_when_no_named_argument_given ... ok
[INFO] [stdout] test should_return_some_when_argument_provided ... ok
[INFO] [stdout] test should_return_some_when_argument_when_named_is_provided ... ok
[INFO] [stdout] test should_return_some_when_argument_when_short_named_is_provided ... ok
[INFO] [stdout] test should_return_some_when_argument_when_short_named_is_provided_on_name_accepting_either ... ok
[INFO] [stdout] test should_return_two_somes_when_given_two_arguments ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ezcli
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/name.rs - named_flag (line 65) ... ok
[INFO] [stdout] test src/lib.rs - flag (line 17) ... ok
[INFO] [stdout] test src/name.rs - named_option (line 106) ... ok
[INFO] [stdout] test src/lib.rs - flag (line 8) ... ok
[INFO] [stdout] test src/name.rs - named_flag (line 57) ... ok
[INFO] [stdout] test src/lib.rs - option (line 60) ... ok
[INFO] [stdout] test src/name.rs - named_option (line 97) ... ok
[INFO] [stdout] test src/lib.rs - option (line 51) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "51fc22d177d815ea3a0c6d594d9eb1b7657e44d2af86f3fa3b781c36128fb649", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51fc22d177d815ea3a0c6d594d9eb1b7657e44d2af86f3fa3b781c36128fb649", kill_on_drop: false }`
[INFO] [stdout] 51fc22d177d815ea3a0c6d594d9eb1b7657e44d2af86f3fa3b781c36128fb649