[INFO] fetching crate ezcli 0.4.0...
[INFO] testing ezcli-0.4.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate ezcli 0.4.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate ezcli 0.4.0
[INFO] finished tweaking crates.io crate ezcli 0.4.0
[INFO] tweaked toml for crates.io crate ezcli 0.4.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ezcli 0.4.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba4e1bd6c3f2758dd954c2069f4e1457e5a43b63f0cf6703446b49ae6a121ee3
[INFO] running `Command { std: "docker" "start" "-a" "ba4e1bd6c3f2758dd954c2069f4e1457e5a43b63f0cf6703446b49ae6a121ee3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba4e1bd6c3f2758dd954c2069f4e1457e5a43b63f0cf6703446b49ae6a121ee3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba4e1bd6c3f2758dd954c2069f4e1457e5a43b63f0cf6703446b49ae6a121ee3", kill_on_drop: false }`
[INFO] [stdout] ba4e1bd6c3f2758dd954c2069f4e1457e5a43b63f0cf6703446b49ae6a121ee3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89d9eaf5576404df29faba6014fde6796ed6fc517e2a6f81e1ab8733fc4f57b9
[INFO] running `Command { std: "docker" "start" "-a" "89d9eaf5576404df29faba6014fde6796ed6fc517e2a6f81e1ab8733fc4f57b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling ezcli v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "89d9eaf5576404df29faba6014fde6796ed6fc517e2a6f81e1ab8733fc4f57b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89d9eaf5576404df29faba6014fde6796ed6fc517e2a6f81e1ab8733fc4f57b9", kill_on_drop: false }`
[INFO] [stdout] 89d9eaf5576404df29faba6014fde6796ed6fc517e2a6f81e1ab8733fc4f57b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b29cc8416951c39e6917b6fceb27ee3ed4985bf235b2d2b0eea361e4b774fc0d
[INFO] running `Command { std: "docker" "start" "-a" "b29cc8416951c39e6917b6fceb27ee3ed4985bf235b2d2b0eea361e4b774fc0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling ezcli v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "b29cc8416951c39e6917b6fceb27ee3ed4985bf235b2d2b0eea361e4b774fc0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b29cc8416951c39e6917b6fceb27ee3ed4985bf235b2d2b0eea361e4b774fc0d", kill_on_drop: false }`
[INFO] [stdout] b29cc8416951c39e6917b6fceb27ee3ed4985bf235b2d2b0eea361e4b774fc0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c1267437c8bf105cc1108ae54611cb95aeeec99fbad93ff2a6694d16e54d3502
[INFO] running `Command { std: "docker" "start" "-a" "c1267437c8bf105cc1108ae54611cb95aeeec99fbad93ff2a6694d16e54d3502", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ezcli-a2081fec7b2de568)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running tests/doc_test.rs (/opt/rustwide/target/debug/deps/doc_test-971088fcc5e43378)
[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 1 test
[INFO] [stdout] test arguments ... 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] [stderr]      Running tests/flag_test.rs (/opt/rustwide/target/debug/deps/flag_test-ff3016529f709e77)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test flag_group ... ok
[INFO] [stdout] test should_enable_boolean_flag_when_arg_given ... ok
[INFO] [stdout] test should_not_enable_flag_when_no_arg_given ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/option_test.rs (/opt/rustwide/target/debug/deps/option_test-3d5eb4c7b1664f48)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test should_return_none_when_no_arguments_provided ... ok
[INFO] [stdout] test should_return_some_when_argument_provided ... ok
[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] [stderr]    Doc-tests ezcli
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/option.rs - option::option (line 32) ... ok
[INFO] [stdout] test src/flag.rs - flag::flag (line 33) ... ok
[INFO] [stdout] test src/doc.rs - doc::arg (line 6) ... ok
[INFO] [stdout] test src/option.rs - option::option (line 41) ... ok
[INFO] [stdout] test src/flag.rs - flag::flag (line 10) ... ok
[INFO] [stdout] test src/flag.rs - flag::flag (line 50) ... ok
[INFO] [stdout] test src/option.rs - option::option (line 23) ... ok
[INFO] [stdout] test src/option.rs - option::option (line 10) ... ok
[INFO] [stdout] test src/flag.rs - flag::flag (line 42) ... ok
[INFO] [stdout] test src/flag.rs - flag::flag (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.67s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c1267437c8bf105cc1108ae54611cb95aeeec99fbad93ff2a6694d16e54d3502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1267437c8bf105cc1108ae54611cb95aeeec99fbad93ff2a6694d16e54d3502", kill_on_drop: false }`
[INFO] [stdout] c1267437c8bf105cc1108ae54611cb95aeeec99fbad93ff2a6694d16e54d3502