[INFO] fetching crate arg_parse 0.3.0...
[INFO] testing arg_parse-0.3.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate arg_parse 0.3.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate arg_parse 0.3.0
[INFO] finished tweaking crates.io crate arg_parse 0.3.0
[INFO] tweaked toml for crates.io crate arg_parse 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate arg_parse 0.3.0 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] crate crates.io crate arg_parse 0.3.0 already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 28ce361f67998a06e0f0db45198fa9276e5bfa91e4a6dc60e0877e9e1ff7689f
[INFO] running `Command { std: "docker" "start" "-a" "28ce361f67998a06e0f0db45198fa9276e5bfa91e4a6dc60e0877e9e1ff7689f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28ce361f67998a06e0f0db45198fa9276e5bfa91e4a6dc60e0877e9e1ff7689f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28ce361f67998a06e0f0db45198fa9276e5bfa91e4a6dc60e0877e9e1ff7689f", kill_on_drop: false }`
[INFO] [stdout] 28ce361f67998a06e0f0db45198fa9276e5bfa91e4a6dc60e0877e9e1ff7689f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 6ea08e9158a21d757270deb9da281454442967d281552990367a44aa80b0aa9b
[INFO] running `Command { std: "docker" "start" "-a" "6ea08e9158a21d757270deb9da281454442967d281552990367a44aa80b0aa9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling arg_parse v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `check` is never used
[INFO] [stdout]   --> src/parser.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl ArgParser {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn check(){todo!()}
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "6ea08e9158a21d757270deb9da281454442967d281552990367a44aa80b0aa9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ea08e9158a21d757270deb9da281454442967d281552990367a44aa80b0aa9b", kill_on_drop: false }`
[INFO] [stdout] 6ea08e9158a21d757270deb9da281454442967d281552990367a44aa80b0aa9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c4c85aa6383f3af85d4c117f0cbf2996b6e7449068d518e4c89866ce512fef13
[INFO] running `Command { std: "docker" "start" "-a" "c4c85aa6383f3af85d4c117f0cbf2996b6e7449068d518e4c89866ce512fef13", kill_on_drop: false }`
[INFO] [stdout] warning: associated function `check` is never used
[INFO] [stdout]   --> src/parser.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl ArgParser {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn check(){todo!()}
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling arg_parse v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `check` is never used
[INFO] [stdout]   --> src/parser.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl ArgParser {
[INFO] [stdout]    | -------------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 64 |     fn check(){todo!()}
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "c4c85aa6383f3af85d4c117f0cbf2996b6e7449068d518e4c89866ce512fef13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4c85aa6383f3af85d4c117f0cbf2996b6e7449068d518e4c89866ce512fef13", kill_on_drop: false }`
[INFO] [stdout] c4c85aa6383f3af85d4c117f0cbf2996b6e7449068d518e4c89866ce512fef13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3fa3855adc27efefce7caa06fb4620a6cbe642f2746aae1af91d19dfd4182048
[INFO] running `Command { std: "docker" "start" "-a" "3fa3855adc27efefce7caa06fb4620a6cbe642f2746aae1af91d19dfd4182048", kill_on_drop: false }`
[INFO] [stderr] warning: associated function `check` is never used
[INFO] [stderr]   --> src/parser.rs:64:8
[INFO] [stderr]    |
[INFO] [stderr]  9 | impl ArgParser {
[INFO] [stderr]    | -------------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 64 |     fn check(){todo!()}
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `arg_parse` (lib) generated 1 warning
[INFO] [stderr] warning: `arg_parse` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/arg_parse-a43df0fc6104a62d)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/arg_parse-fd58825cf5bb50c4)
[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] [stderr]      Running tests/create_parser.rs (/opt/rustwide/target/debug/deps/create_parser-ee057b5ee9029398)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test main ... 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/long_options.rs (/opt/rustwide/target/debug/deps/long_options-fe64dae716be3ffc)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test main ... 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/non_options.rs (/opt/rustwide/target/debug/deps/non_options-8ca2904975e53558)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test main ... ok
[INFO] [stderr]      Running tests/short_options.rs (/opt/rustwide/target/debug/deps/short_options-73d8a16eb2eaa581)
[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 1 test
[INFO] [stdout] test main ... 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]    Doc-tests arg_parse
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/parser.rs - parser::ArgParser::from (line 12) ... ok
[INFO] [stdout] test src/lib.rs - (line 34) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3fa3855adc27efefce7caa06fb4620a6cbe642f2746aae1af91d19dfd4182048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fa3855adc27efefce7caa06fb4620a6cbe642f2746aae1af91d19dfd4182048", kill_on_drop: false }`
[INFO] [stdout] 3fa3855adc27efefce7caa06fb4620a6cbe642f2746aae1af91d19dfd4182048