[INFO] fetching crate finiteelement_macros 0.1.0...
[INFO] testing finiteelement_macros-0.1.0 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate finiteelement_macros 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate finiteelement_macros 0.1.0
[INFO] finished tweaking crates.io crate finiteelement_macros 0.1.0
[INFO] tweaked toml for crates.io crate finiteelement_macros 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate finiteelement_macros 0.1.0 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "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" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 24 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 086d142613edb214521a064865fc19c9650f12101875aa3b0a74da6158649bb5
[INFO] running `Command { std: "docker" "start" "-a" "086d142613edb214521a064865fc19c9650f12101875aa3b0a74da6158649bb5", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "rm" "-f" "086d142613edb214521a064865fc19c9650f12101875aa3b0a74da6158649bb5", kill_on_drop: false }`
[INFO] [stdout] 086d142613edb214521a064865fc19c9650f12101875aa3b0a74da6158649bb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 048f7c5a40443393a9cd25b099c91a5c7e13bdc7d174968286ad37865dde7dfe
[INFO] running `Command { std: "docker" "start" "-a" "048f7c5a40443393a9cd25b099c91a5c7e13bdc7d174968286ad37865dde7dfe", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling finiteelement_macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]    --> src/autoimplementable.rs:205:16
[INFO] [stdout]     |
[INFO] [stdout] 205 |            {1} \n\
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 206 | |         
[INFO] [stdout] 207 | |          impl<F: Float> finiteelement::FiniteElement<F> for {3}<F> {{ \n\
[INFO] [stdout]     | |_________^ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Acos` is never constructed
[INFO] [stdout]   --> src/formal.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | enum FormalEnum<F: Float> {
[INFO] [stdout]    |      ---------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 20 |     Acos(Formal<F>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FormalEnum` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `var` is never used
[INFO] [stdout]    --> src/formal.rs:145:8
[INFO] [stdout]     |
[INFO] [stdout] 145 | pub fn var<F: Float>(n: usize) -> Formal<F> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `acos` and `eval` are never used
[INFO] [stdout]    --> src/formal.rs:189:12
[INFO] [stdout]     |
[INFO] [stdout] 154 | impl<F: Float> Formal<F> {
[INFO] [stdout]     | ------------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 189 |     pub fn acos(&self) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 194 |     pub fn eval(&self, var: &[F]) -> F {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `a`, `b`, `c`, `d`, `angle0`, and `strength` are never read
[INFO] [stdout]   --> src/stack.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct _Stack<F: Float> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 11 |     pub a: usize,
[INFO] [stdout]    |         ^
[INFO] [stdout] 12 |     pub b: usize,
[INFO] [stdout]    |         ^
[INFO] [stdout] 13 |     // c-d: second base pair
[INFO] [stdout] 14 |     pub c: usize,
[INFO] [stdout]    |         ^
[INFO] [stdout] 15 |     pub d: usize,
[INFO] [stdout]    |         ^
[INFO] [stdout] 16 |
[INFO] [stdout] 17 |     pub angle0: F,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 18 |     pub strength: F,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.40s
[INFO] running `Command { std: "docker" "inspect" "048f7c5a40443393a9cd25b099c91a5c7e13bdc7d174968286ad37865dde7dfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "048f7c5a40443393a9cd25b099c91a5c7e13bdc7d174968286ad37865dde7dfe", kill_on_drop: false }`
[INFO] [stdout] 048f7c5a40443393a9cd25b099c91a5c7e13bdc7d174968286ad37865dde7dfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1fee0e3762df9364e93a5ea6cb1e90e86c2e85ebf0efd9b91b60f758475704a
[INFO] running `Command { std: "docker" "start" "-a" "e1fee0e3762df9364e93a5ea6cb1e90e86c2e85ebf0efd9b91b60f758475704a", kill_on_drop: false }`
[INFO] [stderr]    Compiling finiteelement_macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]    --> src/autoimplementable.rs:205:16
[INFO] [stdout]     |
[INFO] [stdout] 205 |            {1} \n\
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 206 | |         
[INFO] [stdout] 207 | |          impl<F: Float> finiteelement::FiniteElement<F> for {3}<F> {{ \n\
[INFO] [stdout]     | |_________^ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]    --> src/autoimplementable.rs:205:16
[INFO] [stdout]     |
[INFO] [stdout] 205 |            {1} \n\
[INFO] [stdout]     |  ________________^
[INFO] [stdout] 206 | |         
[INFO] [stdout] 207 | |          impl<F: Float> finiteelement::FiniteElement<F> for {3}<F> {{ \n\
[INFO] [stdout]     | |_________^ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Acos` is never constructed
[INFO] [stdout]   --> src/formal.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | enum FormalEnum<F: Float> {
[INFO] [stdout]    |      ---------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 20 |     Acos(Formal<F>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FormalEnum` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `var` is never used
[INFO] [stdout]    --> src/formal.rs:145:8
[INFO] [stdout]     |
[INFO] [stdout] 145 | pub fn var<F: Float>(n: usize) -> Formal<F> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `acos` and `eval` are never used
[INFO] [stdout]    --> src/formal.rs:189:12
[INFO] [stdout]     |
[INFO] [stdout] 154 | impl<F: Float> Formal<F> {
[INFO] [stdout]     | ------------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 189 |     pub fn acos(&self) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 194 |     pub fn eval(&self, var: &[F]) -> F {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `a`, `b`, `c`, `d`, `angle0`, and `strength` are never read
[INFO] [stdout]   --> src/stack.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct _Stack<F: Float> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 11 |     pub a: usize,
[INFO] [stdout]    |         ^
[INFO] [stdout] 12 |     pub b: usize,
[INFO] [stdout]    |         ^
[INFO] [stdout] 13 |     // c-d: second base pair
[INFO] [stdout] 14 |     pub c: usize,
[INFO] [stdout]    |         ^
[INFO] [stdout] 15 |     pub d: usize,
[INFO] [stdout]    |         ^
[INFO] [stdout] 16 |
[INFO] [stdout] 17 |     pub angle0: F,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 18 |     pub strength: F,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Acos` is never constructed
[INFO] [stdout]   --> src/formal.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | enum FormalEnum<F: Float> {
[INFO] [stdout]    |      ---------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 20 |     Acos(Formal<F>),
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FormalEnum` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `var` is never used
[INFO] [stdout]    --> src/formal.rs:145:8
[INFO] [stdout]     |
[INFO] [stdout] 145 | pub fn var<F: Float>(n: usize) -> Formal<F> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `acos` and `eval` are never used
[INFO] [stdout]    --> src/formal.rs:189:12
[INFO] [stdout]     |
[INFO] [stdout] 154 | impl<F: Float> Formal<F> {
[INFO] [stdout]     | ------------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 189 |     pub fn acos(&self) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 194 |     pub fn eval(&self, var: &[F]) -> F {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `a`, `b`, `c`, `d`, `angle0`, and `strength` are never read
[INFO] [stdout]   --> src/stack.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct _Stack<F: Float> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 11 |     pub a: usize,
[INFO] [stdout]    |         ^
[INFO] [stdout] 12 |     pub b: usize,
[INFO] [stdout]    |         ^
[INFO] [stdout] 13 |     // c-d: second base pair
[INFO] [stdout] 14 |     pub c: usize,
[INFO] [stdout]    |         ^
[INFO] [stdout] 15 |     pub d: usize,
[INFO] [stdout]    |         ^
[INFO] [stdout] 16 |
[INFO] [stdout] 17 |     pub angle0: F,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 18 |     pub strength: F,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "e1fee0e3762df9364e93a5ea6cb1e90e86c2e85ebf0efd9b91b60f758475704a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1fee0e3762df9364e93a5ea6cb1e90e86c2e85ebf0efd9b91b60f758475704a", kill_on_drop: false }`
[INFO] [stdout] e1fee0e3762df9364e93a5ea6cb1e90e86c2e85ebf0efd9b91b60f758475704a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b0ef162ce4d1ba445df608b50f09d1da722b18ffc40a42902a561d2ed04e603
[INFO] running `Command { std: "docker" "start" "-a" "7b0ef162ce4d1ba445df608b50f09d1da722b18ffc40a42902a561d2ed04e603", kill_on_drop: false }`
[INFO] [stderr] warning: multiple lines skipped by escaped newline
[INFO] [stdout] 
[INFO] [stderr]    --> src/autoimplementable.rs:205:16
[INFO] [stdout] running 0 tests
[INFO] [stderr]     |
[INFO] [stdout] 
[INFO] [stderr] 205 |            {1} \n\
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     |  ________________^
[INFO] [stdout] 
[INFO] [stderr] 206 | |         
[INFO] [stderr] 207 | |          impl<F: Float> finiteelement::FiniteElement<F> for {3}<F> {{ \n\
[INFO] [stderr]     | |_________^ skipping everything up to and including this point
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Acos` is never constructed
[INFO] [stderr]   --> src/formal.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr]  9 | enum FormalEnum<F: Float> {
[INFO] [stderr]    |      ---------- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 20 |     Acos(Formal<F>),
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `FormalEnum` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `var` is never used
[INFO] [stderr]    --> src/formal.rs:145:8
[INFO] [stderr]     |
[INFO] [stderr] 145 | pub fn var<F: Float>(n: usize) -> Formal<F> {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `acos` and `eval` are never used
[INFO] [stderr]    --> src/formal.rs:189:12
[INFO] [stderr]     |
[INFO] [stderr] 154 | impl<F: Float> Formal<F> {
[INFO] [stderr]     | ------------------------ methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 189 |     pub fn acos(&self) -> Self {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 194 |     pub fn eval(&self, var: &[F]) -> F {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `a`, `b`, `c`, `d`, `angle0`, and `strength` are never read
[INFO] [stderr]   --> src/stack.rs:11:9
[INFO] [stderr]    |
[INFO] [stderr]  7 | pub struct _Stack<F: Float> {
[INFO] [stderr]    |            ------ fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 11 |     pub a: usize,
[INFO] [stderr]    |         ^
[INFO] [stderr] 12 |     pub b: usize,
[INFO] [stderr]    |         ^
[INFO] [stderr] 13 |     // c-d: second base pair
[INFO] [stderr] 14 |     pub c: usize,
[INFO] [stderr]    |         ^
[INFO] [stderr] 15 |     pub d: usize,
[INFO] [stderr]    |         ^
[INFO] [stderr] 16 |
[INFO] [stderr] 17 |     pub angle0: F,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr] 18 |     pub strength: F,
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `finiteelement_macros` (lib) generated 5 warnings
[INFO] [stderr] warning: `finiteelement_macros` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/finiteelement_macros-0a6c63cdd7a362f5)
[INFO] [stderr]    Doc-tests finiteelement_macros
[INFO] [stderr] warning: multiple lines skipped by escaped newline
[INFO] [stderr]    --> src/autoimplementable.rs:205:16
[INFO] [stderr]     |
[INFO] [stderr] 205 |            {1} \n\
[INFO] [stderr]     |  ________________^
[INFO] [stderr] 206 | |         
[INFO] [stderr] 207 | |          impl<F: Float> finiteelement::FiniteElement<F> for {3}<F> {{ \n\
[INFO] [stderr]     | |_________^ skipping everything up to and including this point
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 22) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 22) stdout ----
[INFO] [stdout] error: the `#[proc_macro]` attribute is only usable with crates of the `proc-macro` crate type
[INFO] [stdout]   --> src/lib.rs:77:1
[INFO] [stdout]    |
[INFO] [stdout] 77 | #[proc_macro]
[INFO] [stdout]    | ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::formal`
[INFO] [stdout]   --> src/lib.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 | use crate::formal::{Formal, FormalVector, FormalPoint, Float};
[INFO] [stdout]    |            ^^^^^^ could not find `formal` in the crate root
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `crate::autoimplementable`
[INFO] [stdout]   --> src/lib.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 | use crate::autoimplementable::AutoImplementable;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^ could not find `autoimplementable` in the crate root
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `TokenStream` in this scope
[INFO] [stdout]   --> src/lib.rs:78:32
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub fn auto_impl_spring(_item: TokenStream) -> TokenStream {
[INFO] [stdout]    |                                ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 22 + use proc_macro::TokenStream;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `TokenStream` in this scope
[INFO] [stdout]   --> src/lib.rs:78:48
[INFO] [stdout]    |
[INFO] [stdout] 78 | pub fn auto_impl_spring(_item: TokenStream) -> TokenStream {
[INFO] [stdout]    |                                                ^^^^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 22 + use proc_macro::TokenStream;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `macro_def` in this scope
[INFO] [stdout]   --> src/lib.rs:79:4
[INFO] [stdout]    |
[INFO] [stdout] 79 |    macro_def::<f32, _Spring>()
[INFO] [stdout]    |    ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 22)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "7b0ef162ce4d1ba445df608b50f09d1da722b18ffc40a42902a561d2ed04e603", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b0ef162ce4d1ba445df608b50f09d1da722b18ffc40a42902a561d2ed04e603", kill_on_drop: false }`
[INFO] [stdout] 7b0ef162ce4d1ba445df608b50f09d1da722b18ffc40a42902a561d2ed04e603
