[INFO] fetching crate supershorty 0.2.4...
[INFO] testing supershorty-0.2.4 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] extracting crate supershorty 0.2.4 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate supershorty 0.2.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate supershorty 0.2.4
[INFO] tweaked toml for crates.io crate supershorty 0.2.4 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate supershorty 0.2.4 on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate supershorty 0.2.4 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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 416083c2147b691241e4c6e48cad0cc1493f43b2c7e2293f83befb46ae6a1aa9
[INFO] running `Command { std: "docker" "start" "-a" "416083c2147b691241e4c6e48cad0cc1493f43b2c7e2293f83befb46ae6a1aa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "416083c2147b691241e4c6e48cad0cc1493f43b2c7e2293f83befb46ae6a1aa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "416083c2147b691241e4c6e48cad0cc1493f43b2c7e2293f83befb46ae6a1aa9", kill_on_drop: false }`
[INFO] [stdout] 416083c2147b691241e4c6e48cad0cc1493f43b2c7e2293f83befb46ae6a1aa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 901c163bfd786ec6ef0c007490f73f8bbec2bbab1a8279e7b7805e6aef02a9aa
[INFO] running `Command { std: "docker" "start" "-a" "901c163bfd786ec6ef0c007490f73f8bbec2bbab1a8279e7b7805e6aef02a9aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling supershorty v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.29s
[INFO] running `Command { std: "docker" "inspect" "901c163bfd786ec6ef0c007490f73f8bbec2bbab1a8279e7b7805e6aef02a9aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "901c163bfd786ec6ef0c007490f73f8bbec2bbab1a8279e7b7805e6aef02a9aa", kill_on_drop: false }`
[INFO] [stdout] 901c163bfd786ec6ef0c007490f73f8bbec2bbab1a8279e7b7805e6aef02a9aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 901c4c501130855eabff2870de1ccb4f47e5c3e08badd0ba00709bd90bb36a96
[INFO] running `Command { std: "docker" "start" "-a" "901c4c501130855eabff2870de1ccb4f47e5c3e08badd0ba00709bd90bb36a96", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling supershorty v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.96s
[INFO] running `Command { std: "docker" "inspect" "901c4c501130855eabff2870de1ccb4f47e5c3e08badd0ba00709bd90bb36a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "901c4c501130855eabff2870de1ccb4f47e5c3e08badd0ba00709bd90bb36a96", kill_on_drop: false }`
[INFO] [stdout] 901c4c501130855eabff2870de1ccb4f47e5c3e08badd0ba00709bd90bb36a96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c5de664332ed7b87f27bc07836d65f6c1b6a9ac2139eeca4629c1805774099d3
[INFO] running `Command { std: "docker" "start" "-a" "c5de664332ed7b87f27bc07836d65f6c1b6a9ac2139eeca4629c1805774099d3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/supershorty-d1752cdb0f2b9313)
[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]    Doc-tests supershorty
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 15) ... FAILED
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] test src/lib.rs - (line 4) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 15) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `is_err` in this scope
[INFO] [stdout]   --> src/lib.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | if is_err {
[INFO] [stdout]    |    ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `is_help` in this scope
[INFO] [stdout]   --> src/lib.rs:23:11
[INFO] [stdout]    |
[INFO] [stdout] 23 | } else if is_help {
[INFO] [stdout]    |           ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `MyArgs` in this scope
[INFO] [stdout]   --> src/lib.rs:16:18
[INFO] [stdout]    |
[INFO] [stdout] 16 | let args = match MyArgs::parse() {
[INFO] [stdout]    |                  ^^^^^^ use of undeclared type `MyArgs`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `MyArgs` in this scope
[INFO] [stdout]   --> src/lib.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     MyArgs::usage();
[INFO] [stdout]    |     ^^^^^^ use of undeclared type `MyArgs`
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_15_0() {
[INFO] [stdout]    |                                                                        - help: try adding a return type: `-> ExitCode`
[INFO] [stdout] ...
[INFO] [stdout] 22 |     return std::process::ExitCode::FAILURE;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `()`, found `ExitCode`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find type `MyArgs` in this scope
[INFO] [stdout]   --> src/lib.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     MyArgs::help();
[INFO] [stdout]    |     ^^^^^^ use of undeclared type `MyArgs`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 4) stdout ----
[INFO] [stdout] error: cannot find derive macro `Args` in this scope
[INFO] [stdout]  --> src/lib.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Args)]
[INFO] [stdout]   |          ^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this derive macro
[INFO] [stdout]   |
[INFO] [stdout] 4 + use supershorty::Args;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `args` in this scope
[INFO] [stdout]  --> src/lib.rs:6:3
[INFO] [stdout]   |
[INFO] [stdout] 6 | #[args(name = "myapp", allow_no_args = true)]
[INFO] [stdout]   |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `arg` in this scope
[INFO] [stdout]  --> src/lib.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 |     #[arg(flag = 'f', help = "some flag")]
[INFO] [stdout]   |       ^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `arg` in this scope
[INFO] [stdout]   --> src/lib.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 |     #[arg(flag = 'o', help = "some option")]
[INFO] [stdout]    |       ^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 15)
[INFO] [stdout]     src/lib.rs - (line 4)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.49s; merged doctests compilation took 0.31s
[INFO] running `Command { std: "docker" "inspect" "c5de664332ed7b87f27bc07836d65f6c1b6a9ac2139eeca4629c1805774099d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5de664332ed7b87f27bc07836d65f6c1b6a9ac2139eeca4629c1805774099d3", kill_on_drop: false }`
[INFO] [stdout] c5de664332ed7b87f27bc07836d65f6c1b6a9ac2139eeca4629c1805774099d3
