[INFO] crate jrpc-macro 1.0.0 is already in cache
[INFO] testing jrpc-macro-1.0.0 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate jrpc-macro 1.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate jrpc-macro 1.0.0 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jrpc-macro 1.0.0
[INFO] finished tweaking crates.io crate jrpc-macro 1.0.0
[INFO] tweaked toml for crates.io crate jrpc-macro 1.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--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-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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 559d0cf7402c74c699ab08d7149d3f4fbf77d6c2c95f5ffc7208fc710c5458fb
[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" "559d0cf7402c74c699ab08d7149d3f4fbf77d6c2c95f5ffc7208fc710c5458fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "559d0cf7402c74c699ab08d7149d3f4fbf77d6c2c95f5ffc7208fc710c5458fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "559d0cf7402c74c699ab08d7149d3f4fbf77d6c2c95f5ffc7208fc710c5458fb", kill_on_drop: false }`
[INFO] [stdout] 559d0cf7402c74c699ab08d7149d3f4fbf77d6c2c95f5ffc7208fc710c5458fb
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a39f5c38f8a938b3c11546da35454a52af3f18fec6a21819435859b2cfccc19
[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" "7a39f5c38f8a938b3c11546da35454a52af3f18fec6a21819435859b2cfccc19", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling jrpc-macro v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `attrs`
[INFO] [stdout]    --> src/lib.rs:533:35
[INFO] [stdout]     |
[INFO] [stdout] 533 | fn rpc_param_name(pat: &syn::Pat, attrs: &[syn::Attribute]) -> syn::parse::Result<String> {
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.42s
[INFO] running `Command { std: "docker" "inspect" "7a39f5c38f8a938b3c11546da35454a52af3f18fec6a21819435859b2cfccc19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a39f5c38f8a938b3c11546da35454a52af3f18fec6a21819435859b2cfccc19", kill_on_drop: false }`
[INFO] [stdout] 7a39f5c38f8a938b3c11546da35454a52af3f18fec6a21819435859b2cfccc19
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", 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] fc84f5a1e5836c88a8214ea925d54ee29a80a0a20e37d072549d2de63e5402c5
[INFO] running `Command { std: "docker" "start" "-a" "fc84f5a1e5836c88a8214ea925d54ee29a80a0a20e37d072549d2de63e5402c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling jrpc-macro v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `attrs`
[INFO] [stdout]    --> src/lib.rs:533:35
[INFO] [stdout]     |
[INFO] [stdout] 533 | fn rpc_param_name(pat: &syn::Pat, attrs: &[syn::Attribute]) -> syn::parse::Result<String> {
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attrs`
[INFO] [stdout]    --> src/lib.rs:533:35
[INFO] [stdout]     |
[INFO] [stdout] 533 | fn rpc_param_name(pat: &syn::Pat, attrs: &[syn::Attribute]) -> syn::parse::Result<String> {
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "fc84f5a1e5836c88a8214ea925d54ee29a80a0a20e37d072549d2de63e5402c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc84f5a1e5836c88a8214ea925d54ee29a80a0a20e37d072549d2de63e5402c5", kill_on_drop: false }`
[INFO] [stdout] fc84f5a1e5836c88a8214ea925d54ee29a80a0a20e37d072549d2de63e5402c5
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 81c4b45ab54c4879358c8c87ff5551b978e85352fea3df51df8e6917bd7374b4
[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" "81c4b45ab54c4879358c8c87ff5551b978e85352fea3df51df8e6917bd7374b4", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `attrs`
[INFO] [stderr]    --> src/lib.rs:533:35
[INFO] [stderr]     |
[INFO] [stderr] 533 | fn rpc_param_name(pat: &syn::Pat, attrs: &[syn::Attribute]) -> syn::parse::Result<String> {
[INFO] [stderr]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `attrs`
[INFO] [stderr]    --> src/lib.rs:533:35
[INFO] [stderr]     |
[INFO] [stderr] 533 | fn rpc_param_name(pat: &syn::Pat, attrs: &[syn::Attribute]) -> syn::parse::Result<String> {
[INFO] [stderr]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/jrpc_macro-94a800b0c664c06d
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests jrpc-macro
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - rpc_api (line 41) ... ignored
[INFO] [stdout] test src/lib.rs - rpc_api (line 60) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "81c4b45ab54c4879358c8c87ff5551b978e85352fea3df51df8e6917bd7374b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81c4b45ab54c4879358c8c87ff5551b978e85352fea3df51df8e6917bd7374b4", kill_on_drop: false }`
[INFO] [stdout] 81c4b45ab54c4879358c8c87ff5551b978e85352fea3df51df8e6917bd7374b4