[INFO] fetching crate ingot-macros 0.1.1...
[INFO] testing ingot-macros-0.1.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate ingot-macros 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate ingot-macros 0.1.1
[INFO] finished tweaking crates.io crate ingot-macros 0.1.1
[INFO] tweaked toml for crates.io crate ingot-macros 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ingot-macros 0.1.1 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]     Updating crates.io index
[INFO] [stderr]      Locking 17 packages to latest compatible versions
[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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 4b249041fa8762e6f8ea12b298c563bc0c04b95546273e69364250afb36f0c88
[INFO] running `Command { std: "docker" "start" "-a" "4b249041fa8762e6f8ea12b298c563bc0c04b95546273e69364250afb36f0c88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b249041fa8762e6f8ea12b298c563bc0c04b95546273e69364250afb36f0c88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b249041fa8762e6f8ea12b298c563bc0c04b95546273e69364250afb36f0c88", kill_on_drop: false }`
[INFO] [stdout] 4b249041fa8762e6f8ea12b298c563bc0c04b95546273e69364250afb36f0c88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 852c1515f15c33e58a275f8f794b2ca01c22c2036e32b30ba1647963d8a60077
[INFO] running `Command { std: "docker" "start" "-a" "852c1515f15c33e58a275f8f794b2ca01c22c2036e32b30ba1647963d8a60077", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling ingot-macros v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `n_bits`
[INFO] [stdout]     --> src/packet/mod.rs:2508:21
[INFO] [stdout]      |
[INFO] [stdout] 2508 |                 let mut n_bits = 0;
[INFO] [stdout]      |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_bits`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `children`
[INFO] [stdout]     --> src/packet/mod.rs:2509:21
[INFO] [stdout]      |
[INFO] [stdout] 2509 |                 let mut children = vec![];
[INFO] [stdout]      |                     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_children`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_all_rust_primitives`
[INFO] [stdout]     --> src/packet/mod.rs:2510:21
[INFO] [stdout]      |
[INFO] [stdout] 2510 |                 let mut is_all_rust_primitives = true;
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_all_rust_primitives`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `elem`
[INFO] [stdout]     --> src/packet/mod.rs:2512:21
[INFO] [stdout]      |
[INFO] [stdout] 2512 |                 for elem in &a.elems {
[INFO] [stdout]      |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_elem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `analysed`
[INFO] [stdout]     --> src/packet/mod.rs:2513:25
[INFO] [stdout]      |
[INFO] [stdout] 2513 |                     let analysed = Self::from_ty(elem)?;
[INFO] [stdout]      |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_analysed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/packet/mod.rs:2513:36
[INFO] [stdout]      |
[INFO] [stdout] 2513 |                     let analysed = Self::from_ty(elem)?;
[INFO] [stdout]      |                                    ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.84s
[INFO] running `Command { std: "docker" "inspect" "852c1515f15c33e58a275f8f794b2ca01c22c2036e32b30ba1647963d8a60077", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "852c1515f15c33e58a275f8f794b2ca01c22c2036e32b30ba1647963d8a60077", kill_on_drop: false }`
[INFO] [stdout] 852c1515f15c33e58a275f8f794b2ca01c22c2036e32b30ba1647963d8a60077
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1d574c3e4a74095a6e0ced9fc2c6ab6c23321a199abacce0e904a9ef81b0ed56
[INFO] running `Command { std: "docker" "start" "-a" "1d574c3e4a74095a6e0ced9fc2c6ab6c23321a199abacce0e904a9ef81b0ed56", kill_on_drop: false }`
[INFO] [stderr]    Compiling ingot-macros v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `n_bits`
[INFO] [stdout]     --> src/packet/mod.rs:2508:21
[INFO] [stdout]      |
[INFO] [stdout] 2508 |                 let mut n_bits = 0;
[INFO] [stdout]      |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_bits`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `children`
[INFO] [stdout]     --> src/packet/mod.rs:2509:21
[INFO] [stdout]      |
[INFO] [stdout] 2509 |                 let mut children = vec![];
[INFO] [stdout]      |                     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_children`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_all_rust_primitives`
[INFO] [stdout]     --> src/packet/mod.rs:2510:21
[INFO] [stdout]      |
[INFO] [stdout] 2510 |                 let mut is_all_rust_primitives = true;
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_all_rust_primitives`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `elem`
[INFO] [stdout]     --> src/packet/mod.rs:2512:21
[INFO] [stdout]      |
[INFO] [stdout] 2512 |                 for elem in &a.elems {
[INFO] [stdout]      |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_elem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `analysed`
[INFO] [stdout]     --> src/packet/mod.rs:2513:25
[INFO] [stdout]      |
[INFO] [stdout] 2513 |                     let analysed = Self::from_ty(elem)?;
[INFO] [stdout]      |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_analysed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/packet/mod.rs:2513:36
[INFO] [stdout]      |
[INFO] [stdout] 2513 |                     let analysed = Self::from_ty(elem)?;
[INFO] [stdout]      |                                    ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n_bits`
[INFO] [stdout]     --> src/packet/mod.rs:2508:21
[INFO] [stdout]      |
[INFO] [stdout] 2508 |                 let mut n_bits = 0;
[INFO] [stdout]      |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_bits`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `children`
[INFO] [stdout]     --> src/packet/mod.rs:2509:21
[INFO] [stdout]      |
[INFO] [stdout] 2509 |                 let mut children = vec![];
[INFO] [stdout]      |                     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_children`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_all_rust_primitives`
[INFO] [stdout]     --> src/packet/mod.rs:2510:21
[INFO] [stdout]      |
[INFO] [stdout] 2510 |                 let mut is_all_rust_primitives = true;
[INFO] [stdout]      |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_all_rust_primitives`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `elem`
[INFO] [stdout]     --> src/packet/mod.rs:2512:21
[INFO] [stdout]      |
[INFO] [stdout] 2512 |                 for elem in &a.elems {
[INFO] [stdout]      |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_elem`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `analysed`
[INFO] [stdout]     --> src/packet/mod.rs:2513:25
[INFO] [stdout]      |
[INFO] [stdout] 2513 |                     let analysed = Self::from_ty(elem)?;
[INFO] [stdout]      |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_analysed`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `val`
[INFO] [stdout]     --> src/packet/mod.rs:2513:36
[INFO] [stdout]      |
[INFO] [stdout] 2513 |                     let analysed = Self::from_ty(elem)?;
[INFO] [stdout]      |                                    ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.05s
[INFO] running `Command { std: "docker" "inspect" "1d574c3e4a74095a6e0ced9fc2c6ab6c23321a199abacce0e904a9ef81b0ed56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d574c3e4a74095a6e0ced9fc2c6ab6c23321a199abacce0e904a9ef81b0ed56", kill_on_drop: false }`
[INFO] [stdout] 1d574c3e4a74095a6e0ced9fc2c6ab6c23321a199abacce0e904a9ef81b0ed56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b2de9dc9625af8b850cb18fa6e60b96f3e9b9534dcf5b9b4adf8d9badc6ad98f
[INFO] running `Command { std: "docker" "start" "-a" "b2de9dc9625af8b850cb18fa6e60b96f3e9b9534dcf5b9b4adf8d9badc6ad98f", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `n_bits`
[INFO] [stderr]     --> src/packet/mod.rs:2508:21
[INFO] [stderr]      |
[INFO] [stderr] 2508 |                 let mut n_bits = 0;
[INFO] [stderr]      |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_n_bits`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `children`
[INFO] [stderr]     --> src/packet/mod.rs:2509:21
[INFO] [stderr]      |
[INFO] [stderr] 2509 |                 let mut children = vec![];
[INFO] [stderr]      |                     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_children`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `is_all_rust_primitives`
[INFO] [stderr]     --> src/packet/mod.rs:2510:21
[INFO] [stderr]      |
[INFO] [stderr] 2510 |                 let mut is_all_rust_primitives = true;
[INFO] [stderr]      |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_all_rust_primitives`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `elem`
[INFO] [stderr]     --> src/packet/mod.rs:2512:21
[INFO] [stderr]      |
[INFO] [stderr] 2512 |                 for elem in &a.elems {
[INFO] [stderr]      |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_elem`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `analysed`
[INFO] [stderr]     --> src/packet/mod.rs:2513:25
[INFO] [stderr]      |
[INFO] [stderr] 2513 |                     let analysed = Self::from_ty(elem)?;
[INFO] [stderr]      |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_analysed`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `val`
[INFO] [stderr]     --> src/packet/mod.rs:2513:36
[INFO] [stderr]      |
[INFO] [stderr] 2513 |                     let analysed = Self::from_ty(elem)?;
[INFO] [stderr]      |                                    ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_val`
[INFO] [stderr] 
[INFO] [stderr] warning: `ingot-macros` (lib) generated 6 warnings (run `cargo fix --lib -p ingot-macros` to apply 6 suggestions)
[INFO] [stderr] warning: `ingot-macros` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ingot_macros-3898b6383641a8cb)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ingot_macros
[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 3 tests
[INFO] [stdout] test src/lib.rs - choice (line 152) ... ignored
[INFO] [stdout] test src/lib.rs - derive_ingot (line 68) ... ignored
[INFO] [stdout] test src/lib.rs - derive_parse (line 21) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b2de9dc9625af8b850cb18fa6e60b96f3e9b9534dcf5b9b4adf8d9badc6ad98f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2de9dc9625af8b850cb18fa6e60b96f3e9b9534dcf5b9b4adf8d9badc6ad98f", kill_on_drop: false }`
[INFO] [stdout] b2de9dc9625af8b850cb18fa6e60b96f3e9b9534dcf5b9b4adf8d9badc6ad98f