[INFO] fetching crate argser 0.2.3...
[INFO] testing argser-0.2.3 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate argser 0.2.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate argser 0.2.3 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate argser 0.2.3
[INFO] finished tweaking crates.io crate argser 0.2.3
[INFO] tweaked toml for crates.io crate argser 0.2.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate argser 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded argser-macros v0.2.2
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", 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] 8909739505d3bd8292ff2a34621adbc413e2e4bbe9609fca05dfeb92d4a5595c
[INFO] running `Command { std: "docker" "start" "-a" "8909739505d3bd8292ff2a34621adbc413e2e4bbe9609fca05dfeb92d4a5595c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8909739505d3bd8292ff2a34621adbc413e2e4bbe9609fca05dfeb92d4a5595c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8909739505d3bd8292ff2a34621adbc413e2e4bbe9609fca05dfeb92d4a5595c", kill_on_drop: false }`
[INFO] [stdout] 8909739505d3bd8292ff2a34621adbc413e2e4bbe9609fca05dfeb92d4a5595c
[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=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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45f5a972c7c32c2e56fcba9a2e05550ddce521f067ab353daa4486498b27df62
[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" "45f5a972c7c32c2e56fcba9a2e05550ddce521f067ab353daa4486498b27df62", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling argser-macros v0.2.2
[INFO] [stderr]    Compiling argser v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.72s
[INFO] running `Command { std: "docker" "inspect" "45f5a972c7c32c2e56fcba9a2e05550ddce521f067ab353daa4486498b27df62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45f5a972c7c32c2e56fcba9a2e05550ddce521f067ab353daa4486498b27df62", kill_on_drop: false }`
[INFO] [stdout] 45f5a972c7c32c2e56fcba9a2e05550ddce521f067ab353daa4486498b27df62
[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=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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c82aaf4eb2cc88f3c893cb447070c8a66df1dace5b45bb6b8fce77dec726711c
[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" "c82aaf4eb2cc88f3c893cb447070c8a66df1dace5b45bb6b8fce77dec726711c", kill_on_drop: false }`
[INFO] [stderr]    Compiling argser v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]  --> examples/simple_ci.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     name: String,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `sub`
[INFO] [stdout]  --> examples/simple_ci.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     sub: SubCategory,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `optional`
[INFO] [stdout]   --> examples/simple_ci.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     optional: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `names`
[INFO] [stdout]   --> examples/simple_ci.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     names: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `other`
[INFO] [stdout]   --> examples/simple_ci.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     other: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "c82aaf4eb2cc88f3c893cb447070c8a66df1dace5b45bb6b8fce77dec726711c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c82aaf4eb2cc88f3c893cb447070c8a66df1dace5b45bb6b8fce77dec726711c", kill_on_drop: false }`
[INFO] [stdout] c82aaf4eb2cc88f3c893cb447070c8a66df1dace5b45bb6b8fce77dec726711c
[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=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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8b30eeee511585e444e73d38c94c6a7e2caf1bd0b5e674b02be447eb51ce0ccf
[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" "8b30eeee511585e444e73d38c94c6a7e2caf1bd0b5e674b02be447eb51ce0ccf", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stdout] running 10 tests
[INFO] [stderr]  --> examples/simple_ci.rs:6:5
[INFO] [stdout] test provider::fixed::tests::empty ... ok
[INFO] [stderr]   |
[INFO] [stdout] test provider::fixed::tests::empty_add_arg ... ok
[INFO] [stderr] 6 |     name: String,
[INFO] [stdout] test traits::tests::bool_parse ... ok
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stdout] test traits::tests::u16_parse ... ok
[INFO] [stderr]   |
[INFO] [stdout] test traits::tests::u32_parse ... ok
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] test traits::tests::u64_parse ... ok
[INFO] [stderr] 
[INFO] [stdout] test traits::tests::u8_parse ... ok
[INFO] [stderr] warning: field is never read: `sub`
[INFO] [stdout] test provider::cli::tests::parse_vars_1_pair ... ok
[INFO] [stderr]  --> examples/simple_ci.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     sub: SubCategory,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `optional`
[INFO] [stderr]   --> examples/simple_ci.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     optional: Option<String>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `names`
[INFO] [stderr]   --> examples/simple_ci.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     names: Vec<String>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `other`
[INFO] [stderr]   --> examples/simple_ci.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     other: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `argser` (example "simple_ci") generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/argser-8bfa23839e30ad20)
[INFO] [stdout] test traits::tests::string_parse ... ok
[INFO] [stderr]      Running tests/map.rs (/opt/rustwide/target/debug/deps/map-b793ec2654fd1197)
[INFO] [stdout] test provider::cli::tests::parse_vars_single_pair ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test map_primitive ... ok
[INFO] [stdout] test map_subcategory ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/simple_struct.rs (/opt/rustwide/target/debug/deps/simple_struct-50e95ba12d436641)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/subcategorys.rs (/opt/rustwide/target/debug/deps/subcategorys-e92395ff89201137)
[INFO] [stdout] running 3 tests
[INFO] [stdout] test primitives_with_default ... ok
[INFO] [stdout] test primitives_with_default_func ... ok
[INFO] [stdout] test primitives ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test one_subcategory ... 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 argser
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 9) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 29) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8b30eeee511585e444e73d38c94c6a7e2caf1bd0b5e674b02be447eb51ce0ccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b30eeee511585e444e73d38c94c6a7e2caf1bd0b5e674b02be447eb51ce0ccf", kill_on_drop: false }`
[INFO] [stdout] 8b30eeee511585e444e73d38c94c6a7e2caf1bd0b5e674b02be447eb51ce0ccf