[INFO] fetching crate logicaffeine-kernel 0.9.10...
[INFO] testing logicaffeine-kernel-0.9.10 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate logicaffeine-kernel 0.9.10 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate logicaffeine-kernel 0.9.10
[INFO] finished tweaking crates.io crate logicaffeine-kernel 0.9.10
[INFO] tweaked toml for crates.io crate logicaffeine-kernel 0.9.10 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate logicaffeine-kernel 0.9.10 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate logicaffeine-kernel 0.9.10 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded logicaffeine-base v0.9.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8d328c90707b0cbaab3d06d6ee8862081579dd908b51b87969e9aa5faf53a98b
[INFO] running `Command { std: "docker" "start" "-a" "8d328c90707b0cbaab3d06d6ee8862081579dd908b51b87969e9aa5faf53a98b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d328c90707b0cbaab3d06d6ee8862081579dd908b51b87969e9aa5faf53a98b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d328c90707b0cbaab3d06d6ee8862081579dd908b51b87969e9aa5faf53a98b", kill_on_drop: false }`
[INFO] [stdout] 8d328c90707b0cbaab3d06d6ee8862081579dd908b51b87969e9aa5faf53a98b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f56ffe6221dd9f6013390c2464ccd89bd5dded80ed13fbd3c93b8df90e1c707
[INFO] running `Command { std: "docker" "start" "-a" "7f56ffe6221dd9f6013390c2464ccd89bd5dded80ed13fbd3c93b8df90e1c707", kill_on_drop: false }`
[INFO] [stderr]    Compiling bumpalo v3.20.2
[INFO] [stderr]    Compiling logicaffeine-base v0.9.10
[INFO] [stderr]    Compiling logicaffeine-kernel v0.9.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ctor_name`
[INFO] [stdout]     --> src/interface/literate_parser.rs:1061:17
[INFO] [stdout]      |
[INFO] [stdout] 1061 |             let ctor_name = self.parse_ident()?;
[INFO] [stdout]      |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ctor_name`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hint_marker`
[INFO] [stdout]     --> src/reduction.rs:1791:9
[INFO] [stdout]      |
[INFO] [stdout] 1791 |     let hint_marker = make_sapp(make_sname("Hint"), make_sname(hint_name));
[INFO] [stdout]      |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hint_marker`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]     --> src/reduction.rs:1821:35
[INFO] [stdout]      |
[INFO] [stdout] 1821 |         if let Term::App(pi_ctor, p) = outer.as_ref() {
[INFO] [stdout]      |                                   ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `param`
[INFO] [stdout]     --> src/reduction.rs:3894:20
[INFO] [stdout]      |
[INFO] [stdout] 3894 |         Term::Pi { param, param_type, body_type } => {
[INFO] [stdout]      |                    ^^^^^ help: try ignoring the field: `param: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ty`
[INFO] [stdout]     --> src/reduction.rs:4369:10
[INFO] [stdout]      |
[INFO] [stdout] 4369 |     let (ty, lhs, rhs) = match extract_eq_components_from_syntax(&eq_conclusion) {
[INFO] [stdout]      |          ^^ help: if this is intentional, prefix it with an underscore: `_ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/reduction.rs:4438:5
[INFO] [stdout]      |
[INFO] [stdout] 4438 |     ctx: &Context,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `forall_body`
[INFO] [stdout]     --> src/reduction.rs:4532:17
[INFO] [stdout]      |
[INFO] [stdout] 4532 |     if let Some(forall_body) = extract_forall_body(&hyp_conclusion) {
[INFO] [stdout]      |                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_forall_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hyp_name`
[INFO] [stdout]     --> src/reduction.rs:4577:5
[INFO] [stdout]      |
[INFO] [stdout] 4577 |     hyp_name: &Term,
[INFO] [stdout]      |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hyp_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bound`
[INFO] [stdout]    --> src/lia.rs:529:21
[INFO] [stdout]     |
[INFO] [stdout] 529 |                 let bound = bound.scale(
[INFO] [stdout]     |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_bound`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctor_name`
[INFO] [stdout]    --> src/termination.rs:219:17
[INFO] [stdout]     |
[INFO] [stdout] 219 |     for (case, (ctor_name, ctor_type)) in cases.iter().zip(constructors.iter()) {
[INFO] [stdout]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ctor_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_svar` is never used
[INFO] [stdout]     --> src/reduction.rs:1711:4
[INFO] [stdout]      |
[INFO] [stdout] 1711 | fn make_svar(n: i64) -> Term {
[INFO] [stdout]      |    ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sterm_to_term` is never used
[INFO] [stdout]    --> src/simp.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn sterm_to_term(st: &STerm) -> Term {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.55s
[INFO] running `Command { std: "docker" "inspect" "7f56ffe6221dd9f6013390c2464ccd89bd5dded80ed13fbd3c93b8df90e1c707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f56ffe6221dd9f6013390c2464ccd89bd5dded80ed13fbd3c93b8df90e1c707", kill_on_drop: false }`
[INFO] [stdout] 7f56ffe6221dd9f6013390c2464ccd89bd5dded80ed13fbd3c93b8df90e1c707
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08e3a5916594fa0330d3459a36a6f39a45c3f350991bdca72e6bfb04b1c23ad1
[INFO] running `Command { std: "docker" "start" "-a" "08e3a5916594fa0330d3459a36a6f39a45c3f350991bdca72e6bfb04b1c23ad1", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `ctor_name`
[INFO] [stdout]     --> src/interface/literate_parser.rs:1061:17
[INFO] [stdout]      |
[INFO] [stdout] 1061 |             let ctor_name = self.parse_ident()?;
[INFO] [stdout]      |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ctor_name`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hint_marker`
[INFO] [stdout]     --> src/reduction.rs:1791:9
[INFO] [stdout]      |
[INFO] [stdout] 1791 |     let hint_marker = make_sapp(make_sname("Hint"), make_sname(hint_name));
[INFO] [stdout]      |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hint_marker`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]     --> src/reduction.rs:1821:35
[INFO] [stdout]      |
[INFO] [stdout] 1821 |         if let Term::App(pi_ctor, p) = outer.as_ref() {
[INFO] [stdout]      |                                   ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `param`
[INFO] [stdout]     --> src/reduction.rs:3894:20
[INFO] [stdout]      |
[INFO] [stdout] 3894 |         Term::Pi { param, param_type, body_type } => {
[INFO] [stdout]      |                    ^^^^^ help: try ignoring the field: `param: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ty`
[INFO] [stdout]     --> src/reduction.rs:4369:10
[INFO] [stdout]      |
[INFO] [stdout] 4369 |     let (ty, lhs, rhs) = match extract_eq_components_from_syntax(&eq_conclusion) {
[INFO] [stdout]      |          ^^ help: if this is intentional, prefix it with an underscore: `_ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/reduction.rs:4438:5
[INFO] [stdout]      |
[INFO] [stdout] 4438 |     ctx: &Context,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling logicaffeine-kernel v0.9.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `forall_body`
[INFO] [stdout]     --> src/reduction.rs:4532:17
[INFO] [stdout]      |
[INFO] [stdout] 4532 |     if let Some(forall_body) = extract_forall_body(&hyp_conclusion) {
[INFO] [stdout]      |                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_forall_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hyp_name`
[INFO] [stdout]     --> src/reduction.rs:4577:5
[INFO] [stdout]      |
[INFO] [stdout] 4577 |     hyp_name: &Term,
[INFO] [stdout]      |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hyp_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bound`
[INFO] [stdout]    --> src/lia.rs:529:21
[INFO] [stdout]     |
[INFO] [stdout] 529 |                 let bound = bound.scale(
[INFO] [stdout]     |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_bound`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctor_name`
[INFO] [stdout]    --> src/termination.rs:219:17
[INFO] [stdout]     |
[INFO] [stdout] 219 |     for (case, (ctor_name, ctor_type)) in cases.iter().zip(constructors.iter()) {
[INFO] [stdout]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ctor_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_svar` is never used
[INFO] [stdout]     --> src/reduction.rs:1711:4
[INFO] [stdout]      |
[INFO] [stdout] 1711 | fn make_svar(n: i64) -> Term {
[INFO] [stdout]      |    ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sterm_to_term` is never used
[INFO] [stdout]    --> src/simp.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn sterm_to_term(st: &STerm) -> Term {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctor_name`
[INFO] [stdout]     --> src/interface/literate_parser.rs:1061:17
[INFO] [stdout]      |
[INFO] [stdout] 1061 |             let ctor_name = self.parse_ident()?;
[INFO] [stdout]      |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ctor_name`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mid`
[INFO] [stdout]     --> src/interface/literate_parser.rs:2527:30
[INFO] [stdout]      |
[INFO] [stdout] 2527 |             if let Term::App(mid, lhs) = *outer {
[INFO] [stdout]      |                              ^^^ help: if this is intentional, prefix it with an underscore: `_mid`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hint_marker`
[INFO] [stdout]     --> src/reduction.rs:1791:9
[INFO] [stdout]      |
[INFO] [stdout] 1791 |     let hint_marker = make_sapp(make_sname("Hint"), make_sname(hint_name));
[INFO] [stdout]      |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hint_marker`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]     --> src/reduction.rs:1821:35
[INFO] [stdout]      |
[INFO] [stdout] 1821 |         if let Term::App(pi_ctor, p) = outer.as_ref() {
[INFO] [stdout]      |                                   ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `param`
[INFO] [stdout]     --> src/reduction.rs:3894:20
[INFO] [stdout]      |
[INFO] [stdout] 3894 |         Term::Pi { param, param_type, body_type } => {
[INFO] [stdout]      |                    ^^^^^ help: try ignoring the field: `param: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ty`
[INFO] [stdout]     --> src/reduction.rs:4369:10
[INFO] [stdout]      |
[INFO] [stdout] 4369 |     let (ty, lhs, rhs) = match extract_eq_components_from_syntax(&eq_conclusion) {
[INFO] [stdout]      |          ^^ help: if this is intentional, prefix it with an underscore: `_ty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/reduction.rs:4438:5
[INFO] [stdout]      |
[INFO] [stdout] 4438 |     ctx: &Context,
[INFO] [stdout]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `forall_body`
[INFO] [stdout]     --> src/reduction.rs:4532:17
[INFO] [stdout]      |
[INFO] [stdout] 4532 |     if let Some(forall_body) = extract_forall_body(&hyp_conclusion) {
[INFO] [stdout]      |                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_forall_body`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hyp_name`
[INFO] [stdout]     --> src/reduction.rs:4577:5
[INFO] [stdout]      |
[INFO] [stdout] 4577 |     hyp_name: &Term,
[INFO] [stdout]      |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hyp_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bound`
[INFO] [stdout]    --> src/lia.rs:529:21
[INFO] [stdout]     |
[INFO] [stdout] 529 |                 let bound = bound.scale(
[INFO] [stdout]     |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_bound`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `xp1`
[INFO] [stdout]    --> src/lia.rs:732:13
[INFO] [stdout]     |
[INFO] [stdout] 732 |         let xp1 = x.add(&one);
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_xp1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctor_name`
[INFO] [stdout]    --> src/termination.rs:219:17
[INFO] [stdout]     |
[INFO] [stdout] 219 |     for (case, (ctor_name, ctor_type)) in cases.iter().zip(constructors.iter()) {
[INFO] [stdout]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ctor_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_svar` is never used
[INFO] [stdout]     --> src/reduction.rs:1711:4
[INFO] [stdout]      |
[INFO] [stdout] 1711 | fn make_svar(n: i64) -> Term {
[INFO] [stdout]      |    ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sterm_to_term` is never used
[INFO] [stdout]    --> src/simp.rs:100:4
[INFO] [stdout]     |
[INFO] [stdout] 100 | fn sterm_to_term(st: &STerm) -> Term {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.72s
[INFO] running `Command { std: "docker" "inspect" "08e3a5916594fa0330d3459a36a6f39a45c3f350991bdca72e6bfb04b1c23ad1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08e3a5916594fa0330d3459a36a6f39a45c3f350991bdca72e6bfb04b1c23ad1", kill_on_drop: false }`
[INFO] [stdout] 08e3a5916594fa0330d3459a36a6f39a45c3f350991bdca72e6bfb04b1c23ad1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2520f18b6925d700f5ae05dc6c843abef652e2591d389b63a2af09dbbbb906b1
[INFO] running `Command { std: "docker" "start" "-a" "2520f18b6925d700f5ae05dc6c843abef652e2591d389b63a2af09dbbbb906b1", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `ctor_name`
[INFO] [stdout] 
[INFO] [stderr]     --> src/interface/literate_parser.rs:1061:17
[INFO] [stdout] running 98 tests
[INFO] [stderr]      |
[INFO] [stderr] 1061 |             let ctor_name = self.parse_ident()?;
[INFO] [stderr]      |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ctor_name`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hint_marker`
[INFO] [stderr]     --> src/reduction.rs:1791:9
[INFO] [stderr]      |
[INFO] [stderr] 1791 |     let hint_marker = make_sapp(make_sname("Hint"), make_sname(hint_name));
[INFO] [stderr]      |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hint_marker`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]     --> src/reduction.rs:1821:35
[INFO] [stderr]      |
[INFO] [stderr] 1821 |         if let Term::App(pi_ctor, p) = outer.as_ref() {
[INFO] [stderr]      |                                   ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `param`
[INFO] [stderr]     --> src/reduction.rs:3894:20
[INFO] [stderr]      |
[INFO] [stderr] 3894 |         Term::Pi { param, param_type, body_type } => {
[INFO] [stderr]      |                    ^^^^^ help: try ignoring the field: `param: _`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ty`
[INFO] [stderr]     --> src/reduction.rs:4369:10
[INFO] [stderr]      |
[INFO] [stderr] 4369 |     let (ty, lhs, rhs) = match extract_eq_components_from_syntax(&eq_conclusion) {
[INFO] [stderr]      |          ^^ help: if this is intentional, prefix it with an underscore: `_ty`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctx`
[INFO] [stderr]     --> src/reduction.rs:4438:5
[INFO] [stderr]      |
[INFO] [stderr] 4438 |     ctx: &Context,
[INFO] [stderr]      |     ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `forall_body`
[INFO] [stderr]     --> src/reduction.rs:4532:17
[INFO] [stderr]      |
[INFO] [stderr] 4532 |     if let Some(forall_body) = extract_forall_body(&hyp_conclusion) {
[INFO] [stderr]      |                 ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_forall_body`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `hyp_name`
[INFO] [stderr]     --> src/reduction.rs:4577:5
[INFO] [stderr]      |
[INFO] [stderr] 4577 |     hyp_name: &Term,
[INFO] [stderr]      |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hyp_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bound`
[INFO] [stderr]    --> src/lia.rs:529:21
[INFO] [stderr]     |
[INFO] [stderr] 529 |                 let bound = bound.scale(
[INFO] [stderr]     |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_bound`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ctor_name`
[INFO] [stderr]    --> src/termination.rs:219:17
[INFO] [stderr]     |
[INFO] [stderr] 219 |     for (case, (ctor_name, ctor_type)) in cases.iter().zip(constructors.iter()) {
[INFO] [stderr]     |                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ctor_name`
[INFO] [stderr] 
[INFO] [stderr] warning: function `make_svar` is never used
[INFO] [stderr]     --> src/reduction.rs:1711:4
[INFO] [stderr]      |
[INFO] [stderr] 1711 | fn make_svar(n: i64) -> Term {
[INFO] [stderr]      |    ^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `sterm_to_term` is never used
[INFO] [stderr]    --> src/simp.rs:100:4
[INFO] [stderr]     |
[INFO] [stderr] 100 | fn sterm_to_term(st: &STerm) -> Term {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `logicaffeine-kernel` (lib) generated 12 warnings (run `cargo fix --lib -p logicaffeine-kernel` to apply 10 suggestions)
[INFO] [stderr] warning: unused variable: `mid`
[INFO] [stderr]     --> src/interface/literate_parser.rs:2527:30
[INFO] [stderr]      |
[INFO] [stderr] 2527 |             if let Term::App(mid, lhs) = *outer {
[INFO] [stderr]      |                              ^^^ help: if this is intentional, prefix it with an underscore: `_mid`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `xp1`
[INFO] [stderr]    --> src/lia.rs:732:13
[INFO] [stderr]     |
[INFO] [stderr] 732 |         let xp1 = x.add(&one);
[INFO] [stderr]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_xp1`
[INFO] [stderr] 
[INFO] [stderr] warning: `logicaffeine-kernel` (lib test) generated 14 warnings (12 duplicates) (run `cargo fix --lib -p logicaffeine-kernel --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/logicaffeine_kernel-4312cdaf504176e6)
[INFO] [stdout] test cc::tests::test_decompose_goal_with_hypothesis ... ok
[INFO] [stderr]    Doc-tests logicaffeine_kernel
[INFO] [stdout] test cc::tests::test_egraph_binary_congruence ... ok
[INFO] [stdout] test cc::tests::test_egraph_nested_congruence ... ok
[INFO] [stdout] test cc::tests::test_egraph_congruence ... ok
[INFO] [stdout] test cc::tests::test_egraph_reflexive ... ok
[INFO] [stdout] test cc::tests::test_check_goal_with_hypothesis ... ok
[INFO] [stdout] test cc::tests::test_extract_sname ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_apply_syntax ... ok
[INFO] [stdout] test cc::tests::test_extract_binary_app ... ok
[INFO] [stdout] test cc::tests::test_extract_equality ... ok
[INFO] [stdout] test cc::tests::test_extract_implication ... ok
[INFO] [stdout] test cc::tests::test_extract_sapp ... ok
[INFO] [stdout] test cc::tests::test_extract_svar ... ok
[INFO] [stdout] test interface::command_parser::tests::test_parse_definition_without_type ... ok
[INFO] [stdout] test cc::tests::test_union_find_transitivity ... ok
[INFO] [stdout] test interface::command_parser::tests::test_parse_check ... ok
[INFO] [stdout] test interface::command_parser::tests::test_parse_eval ... ok
[INFO] [stdout] test interface::command_parser::tests::test_parse_inductive ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_implicit_fixpoint_detection ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_comparison_with_arithmetic ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_complex_let_with_apply ... ok
[INFO] [stdout] test interface::command_parser::tests::test_parse_definition_with_type ... ok
[INFO] [stdout] test cc::tests::test_union_find_basic ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_existential ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_left_associative_add ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_diagonalization ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_equals_infix ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_equals_with_application ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_negative_number_preserved ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_implies ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_let_definition ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_infix_add ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_infix_ge ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_infix_gt ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_infix_sub ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_infix_with_sexp_mix ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_inductive_with_article ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_name_syntax ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_infix_le ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_nullary_predicate ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_pipe_lambda ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_precedence_mul_over_add ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_predicate_definition ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_recursive_inductive ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_simple_inductive ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_subtraction_not_negative ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_the_name_syntax ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_simple_definition ... ok
[INFO] [stdout] test interface::term_parser::tests::test_parse_parens ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_theorem_with_complex_statement ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_unicode_ge ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_unicode_le ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_variable_syntax ... ok
[INFO] [stdout] test interface::term_parser::tests::test_parse_app ... ok
[INFO] [stdout] test interface::term_parser::tests::test_parse_arrow ... ok
[INFO] [stdout] test interface::term_parser::tests::test_parse_global ... ok
[INFO] [stdout] test interface::term_parser::tests::test_parse_lambda ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_theorem ... ok
[INFO] [stdout] test interface::term_parser::tests::test_parse_lambda_bound_var ... ok
[INFO] [stdout] test lia::tests::test_constraint_satisfied ... ok
[INFO] [stdout] test lia::tests::test_fourier_motzkin_constant ... ok
[INFO] [stdout] test lia::tests::test_linear_expr_add ... ok
[INFO] [stdout] test lia::tests::test_linear_expr_cancel ... ok
[INFO] [stdout] test lia::tests::test_rational_arithmetic ... ok
[INFO] [stdout] test lia::tests::test_x_lt_x_plus_1 ... ok
[INFO] [stdout] test omega::tests::test_constraint_satisfied ... ok
[INFO] [stdout] test ring::tests::test_polynomial_constant ... ok
[INFO] [stdout] test ring::tests::test_polynomial_add ... ok
[INFO] [stdout] test omega::tests::test_int_expr_add ... ok
[INFO] [stdout] test omega::tests::test_int_expr_cancel ... ok
[INFO] [stdout] test ring::tests::test_polynomial_distributivity ... ok
[INFO] [stdout] test omega::tests::test_omega_constant ... ok
[INFO] [stdout] test omega::tests::test_x_lt_x_plus_1 ... ok
[INFO] [stdout] test positivity::tests::test_list_cons_valid ... ok
[INFO] [stdout] test positivity::tests::test_negative_inside_arrow ... ok
[INFO] [stdout] test positivity::tests::test_nested_negative ... ok
[INFO] [stdout] test positivity::tests::test_simple_recursive_arg ... ok
[INFO] [stdout] test ring::tests::test_collatz_algebra ... ok
[INFO] [stdout] test ring::tests::test_polynomial_mul ... ok
[INFO] [stdout] test ring::tests::test_polynomial_subtraction ... ok
[INFO] [stdout] test simp::tests::test_check_goal_false_equality ... ok
[INFO] [stdout] test simp::tests::test_check_goal_constant ... ok
[INFO] [stdout] test simp::tests::test_check_goal_reflexive ... ok
[INFO] [stdout] test simp::tests::test_simplify_nested_arithmetic ... ok
[INFO] [stdout] test simp::tests::test_term_to_sterm_app ... ok
[INFO] [stdout] test simp::tests::test_term_to_sterm_lit ... ok
[INFO] [stdout] test simp::tests::test_arithmetic_mul ... ok
[INFO] [stdout] test simp::tests::test_term_to_sterm_name ... ok
[INFO] [stdout] test simp::tests::test_arithmetic_sub ... ok
[INFO] [stdout] test simp::tests::test_check_goal_with_hypothesis ... ok
[INFO] [stdout] test simp::tests::test_simplify_constant_addition ... ok
[INFO] [stdout] test simp::tests::test_term_to_sterm_var ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_infix_mul ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_infix_lt ... ok
[INFO] [stdout] test interface::literate_parser::tests::test_parse_given_lambda ... ok
[INFO] [stdout] test simp::tests::test_arithmetic_add ... ok
[INFO] [stdout] test interface::term_parser::tests::test_parse_sort ... ok
[INFO] [stdout] test simp::tests::test_simplify_with_substitution ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 98 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "2520f18b6925d700f5ae05dc6c843abef652e2591d389b63a2af09dbbbb906b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2520f18b6925d700f5ae05dc6c843abef652e2591d389b63a2af09dbbbb906b1", kill_on_drop: false }`
[INFO] [stdout] 2520f18b6925d700f5ae05dc6c843abef652e2591d389b63a2af09dbbbb906b1