[INFO] cloning repository https://github.com/xynxynxyn/lmc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xynxynxyn/lmc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxynxynxyn%2Flmc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxynxynxyn%2Flmc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5441a1e3870a65c37d4d1a82081772be09c70925
[INFO] testing xynxynxyn/lmc against 1.83.0 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxynxynxyn%2Flmc" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xynxynxyn/lmc on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xynxynxyn/lmc
[INFO] finished tweaking git repo https://github.com/xynxynxyn/lmc
[INFO] tweaked toml for git repo https://github.com/xynxynxyn/lmc written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/xynxynxyn/lmc 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" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap v3.2.7
[INFO] [stderr]   Downloaded quick-xml v0.23.0
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ab71bd464625d1f0f5612585fd19055fc544a1c149bfd9f4dc14d2b818e9dd2
[INFO] running `Command { std: "docker" "start" "-a" "1ab71bd464625d1f0f5612585fd19055fc544a1c149bfd9f4dc14d2b818e9dd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ab71bd464625d1f0f5612585fd19055fc544a1c149bfd9f4dc14d2b818e9dd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ab71bd464625d1f0f5612585fd19055fc544a1c149bfd9f4dc14d2b818e9dd2", kill_on_drop: false }`
[INFO] [stdout] 1ab71bd464625d1f0f5612585fd19055fc544a1c149bfd9f4dc14d2b818e9dd2
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae42a77b962a9326d2c6197332a4c9ef5625a3544476efcaa7b6dce195953937
[INFO] running `Command { std: "docker" "start" "-a" "ae42a77b962a9326d2c6197332a4c9ef5625a3544476efcaa7b6dce195953937", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling wyz v0.5.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling fixedbitset v0.4.1
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling bimap v0.6.2
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling once_cell v1.12.0
[INFO] [stderr]    Compiling nom v7.1.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling bitvec v1.0.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling petgraph v0.6.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling parity v0.1.0 (/opt/rustwide/workdir/parity)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> parity/src/parse.rs:80:13
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let mut meta_data = g
[INFO] [stdout]    |             ----^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling quick-xml v0.23.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling clap_derive v3.2.7
[INFO] [stderr]    Compiling thiserror v1.0.31
[INFO] [stderr]    Compiling serde-xml-rs v0.5.1
[INFO] [stderr]    Compiling clap v3.2.7
[INFO] [stderr]    Compiling buchi v0.1.0 (/opt/rustwide/workdir/buchi)
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> buchi/src/nba.rs:428:35
[INFO] [stdout]     |
[INFO] [stdout] 428 |                 for transition in nba.states.get(state) {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 428 |                 while let Some(transition) = nba.states.get(state) {
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~          ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 428 |                 if let Some(transition) = nba.states.get(state) {
[INFO] [stdout]     |                 ~~~~~~~~~~~~          ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> buchi/src/nba.rs:458:31
[INFO] [stdout]     |
[INFO] [stdout] 458 |             for transition in self.states.get(state) {
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 458 |             while let Some(transition) = self.states.get(state) {
[INFO] [stdout]     |             ~~~~~~~~~~~~~~~          ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 458 |             if let Some(transition) = self.states.get(state) {
[INFO] [stdout]     |             ~~~~~~~~~~~~          ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ltl v0.1.0 (/opt/rustwide/workdir/ltl)
[INFO] [stderr]    Compiling petri v0.1.0 (/opt/rustwide/workdir/petri)
[INFO] [stderr]    Compiling lmc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.00s
[INFO] running `Command { std: "docker" "inspect" "ae42a77b962a9326d2c6197332a4c9ef5625a3544476efcaa7b6dce195953937", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae42a77b962a9326d2c6197332a4c9ef5625a3544476efcaa7b6dce195953937", kill_on_drop: false }`
[INFO] [stdout] ae42a77b962a9326d2c6197332a4c9ef5625a3544476efcaa7b6dce195953937
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50800d9d1f25bc91be214e67e3f0db8e3faa04deeb927e4ad7bf80e82f82fe23
[INFO] running `Command { std: "docker" "start" "-a" "50800d9d1f25bc91be214e67e3f0db8e3faa04deeb927e4ad7bf80e82f82fe23", kill_on_drop: false }`
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> parity/src/parse.rs:80:13
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let mut meta_data = g
[INFO] [stdout]    |             ----^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> buchi/src/nba.rs:428:35
[INFO] [stdout]     |
[INFO] [stdout] 428 |                 for transition in nba.states.get(state) {
[INFO] [stdout]     |                                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 428 |                 while let Some(transition) = nba.states.get(state) {
[INFO] [stdout]     |                 ~~~~~~~~~~~~~~~          ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 428 |                 if let Some(transition) = nba.states.get(state) {
[INFO] [stdout]     |                 ~~~~~~~~~~~~          ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling lmc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stdout]    --> buchi/src/nba.rs:458:31
[INFO] [stdout]     |
[INFO] [stdout] 458 |             for transition in self.states.get(state) {
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: to check pattern in a loop use `while let`
[INFO] [stdout]     |
[INFO] [stdout] 458 |             while let Some(transition) = self.states.get(state) {
[INFO] [stdout]     |             ~~~~~~~~~~~~~~~          ~~~
[INFO] [stdout] help: consider using `if let` to clear intent
[INFO] [stdout]     |
[INFO] [stdout] 458 |             if let Some(transition) = self.states.get(state) {
[INFO] [stdout]     |             ~~~~~~~~~~~~          ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ltl::Formula`
[INFO] [stdout]    --> src/transform.rs:249:9
[INFO] [stdout]     |
[INFO] [stdout] 249 |     use ltl::Formula;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ltl_to_gnba`
[INFO] [stdout]    --> src/transform.rs:251:17
[INFO] [stdout]     |
[INFO] [stdout] 251 |     use super::{ltl_to_gnba, _ts_and_buchi_product};
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "50800d9d1f25bc91be214e67e3f0db8e3faa04deeb927e4ad7bf80e82f82fe23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50800d9d1f25bc91be214e67e3f0db8e3faa04deeb927e4ad7bf80e82f82fe23", kill_on_drop: false }`
[INFO] [stdout] 50800d9d1f25bc91be214e67e3f0db8e3faa04deeb927e4ad7bf80e82f82fe23
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 31ffc701d61d64b54093251b2d4940bbeb0558913960d7bff4da13d6a53ca6f3
[INFO] running `Command { std: "docker" "start" "-a" "31ffc701d61d64b54093251b2d4940bbeb0558913960d7bff4da13d6a53ca6f3", kill_on_drop: false }`
[INFO] [stderr] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stderr]    --> buchi/src/nba.rs:428:35
[INFO] [stderr]     |
[INFO] [stderr] 428 |                 for transition in nba.states.get(state) {
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(for_loops_over_fallibles)]` on by default
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]     |
[INFO] [stderr] 428 |                 while let Some(transition) = nba.states.get(state) {
[INFO] [stderr]     |                 ~~~~~~~~~~~~~~~          ~~~
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]     |
[INFO] [stderr] 428 |                 if let Some(transition) = nba.states.get(state) {
[INFO] [stderr]     |                 ~~~~~~~~~~~~          ~~~
[INFO] [stderr] 
[INFO] [stderr] warning: for loop over an `Option`. This is more readably written as an `if let` statement
[INFO] [stderr]    --> buchi/src/nba.rs:458:31
[INFO] [stderr]     |
[INFO] [stderr] 458 |             for transition in self.states.get(state) {
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] help: to check pattern in a loop use `while let`
[INFO] [stderr]     |
[INFO] [stderr] 458 |             while let Some(transition) = self.states.get(state) {
[INFO] [stderr]     |             ~~~~~~~~~~~~~~~          ~~~
[INFO] [stderr] help: consider using `if let` to clear intent
[INFO] [stderr]     |
[INFO] [stderr] 458 |             if let Some(transition) = self.states.get(state) {
[INFO] [stderr]     |             ~~~~~~~~~~~~          ~~~
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> parity/src/parse.rs:80:13
[INFO] [stderr]    |
[INFO] [stderr] 80 |         let mut meta_data = g
[INFO] [stderr]    |             ----^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `buchi` (lib) generated 2 warnings
[INFO] [stderr] warning: `parity` (lib) generated 1 warning (run `cargo fix --lib -p parity` to apply 1 suggestion)
[INFO] [stderr] warning: unused import: `ltl::Formula`
[INFO] [stderr]    --> src/transform.rs:249:9
[INFO] [stderr]     |
[INFO] [stderr] 249 |     use ltl::Formula;
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ltl_to_gnba`
[INFO] [stderr]    --> src/transform.rs:251:17
[INFO] [stderr]     |
[INFO] [stderr] 251 |     use super::{ltl_to_gnba, _ts_and_buchi_product};
[INFO] [stderr]     |                 ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `lmc` (bin "lmc" test) generated 2 warnings (run `cargo fix --bin "lmc" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lmc-4b8577d620f5a6e3)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test transform::test::small_product ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- transform::test::small_product stdout ----
[INFO] [stdout] TS
[INFO] [stdout] digraph g {
[INFO] [stdout] mindist = 2.0
[INFO] [stdout] "{a, b}" -> {"{a}"} [label = ""]
[INFO] [stdout] "{a}" -> {"{a, b}"} [label = ""]
[INFO] [stdout] "{a}" -> {"{a}"} [label = ""]
[INFO] [stdout] "{a, b}" -> {"{a}"} [label = ""]
[INFO] [stdout] "{a, b}" -> {"{a}"} [label = ""]
[INFO] [stdout] "{a}" -> {"{a, b}"} [label = ""]
[INFO] [stdout] init0 [label="", shape=point]
[INFO] [stdout] init0 -> "{a, b}"
[INFO] [stdout] }
[INFO] [stdout] 
[INFO] [stdout] A
[INFO] [stdout] digraph g {
[INFO] [stdout] mindist = 2.0
[INFO] [stdout] "q0" -> {"q1"} [label = "{a, b}"]
[INFO] [stdout] "q0" -> {"q0"} [label = "{b}"]
[INFO] [stdout] "q0" -> {"q1"} [label = "{a}"]
[INFO] [stdout] "q0" -> {"q0"} [label = "{}"]
[INFO] [stdout] "q1" -> {"q0"} [label = "{a}"]
[INFO] [stdout] "q1" -> {"q1"} [label = "{}"]
[INFO] [stdout] "q1" -> {"q2"} [label = "{a, b}"]
[INFO] [stdout] "q1" -> {"q0"} [label = "{a, b}"]
[INFO] [stdout] "q1" -> {"q1"} [label = "{b}"]
[INFO] [stdout] "q1" -> {"q2"} [label = "{b}"]
[INFO] [stdout] "q2" -> {"q2"} [label = "{true}"]
[INFO] [stdout] init0 [label="", shape=point]
[INFO] [stdout] init0 -> "q0"
[INFO] [stdout] }
[INFO] [stdout] 
[INFO] [stdout] Product:
[INFO] [stdout] digraph g {
[INFO] [stdout] mindist = 2.0
[INFO] [stdout] "<s2,q1>({a},q1)" -> {"<s1,q0>({a},q0)"} [label = ""]
[INFO] [stdout] "<s2,q1>({a},q1)" -> {"<s0,q2>({a, b},q2)"} [label = ""]
[INFO] [stdout] "<s2,q1>({a},q1)" -> {"<s0,q0>({a, b},q0)"} [label = ""]
[INFO] [stdout] "<s1,q1>({a},q1)" -> {"<s3,q2>({a, b},q2)"} [label = ""]
[INFO] [stdout] "<s1,q1>({a},q1)" -> {"<s3,q0>({a, b},q0)"} [label = ""]
[INFO] [stdout] "<s3,q1>({a, b},q1)" -> {"<s1,q0>({a},q0)"} [label = ""]
[INFO] [stdout] "<s3,q1>({a, b},q1)" -> {"<s2,q0>({a},q0)"} [label = ""]
[INFO] [stdout] "<s1,q0>({a},q0)" -> {"<s3,q1>({a, b},q1)"} [label = ""]
[INFO] [stdout] "<s0,q1>({a, b},q1)" -> {"<s1,q0>({a},q0)"} [label = ""]
[INFO] [stdout] "<s2,q0>({a},q0)" -> {"<s0,q1>({a, b},q1)"} [label = ""]
[INFO] [stdout] "<s2,q0>({a},q0)" -> {"<s1,q1>({a},q1)"} [label = ""]
[INFO] [stdout] "<s0,q0>({a, b},q0)" -> {"<s1,q1>({a},q1)"} [label = ""]
[INFO] [stdout] "<s3,q0>({a, b},q0)" -> {"<s2,q1>({a},q1)"} [label = ""]
[INFO] [stdout] "<s3,q0>({a, b},q0)" -> {"<s1,q1>({a},q1)"} [label = ""]
[INFO] [stdout] init0 [label="", shape=point]
[INFO] [stdout] init0 -> "<s0,q1>({a, b},q1)"
[INFO] [stdout] }
[INFO] [stdout] 
[INFO] [stdout] thread 'transform::test::small_product' panicked at src/transform.rs:291:9:
[INFO] [stdout] Hey
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x61da291396da - std::backtrace_rs::backtrace::libunwind::trace::h5a5b8284f2d0c266
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x61da291396da - std::backtrace_rs::backtrace::trace_unsynchronized::h76d4f1c9b0b875e3
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x61da291396da - std::sys::backtrace::_print_fmt::hc4546b8364a537c6
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x61da291396da - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h5b6bd5631a6d1f6b
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x61da2915eaf3 - core::fmt::rt::Argument::fmt::h270f6602a2b96f62
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x61da2915eaf3 - core::fmt::write::h7550c97b06c86515
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/fmt/mod.rs:1186:21
[INFO] [stdout]    6:     0x61da291368a3 - std::io::Write::write_fmt::h509ff860e5956e5e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/io/mod.rs:1839:15
[INFO] [stdout]    7:     0x61da29139522 - std::sys::backtrace::BacktraceLock::print::h2395ccd2c84ba3aa
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x61da2913ab3a - std::panicking::default_hook::{{closure}}::he19d4c7230e07961
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x61da2913a944 - std::panicking::default_hook::hf614597d3c67bbdb
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x61da290de049 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39b51ce4599c23d1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   11:     0x61da290de049 - test::test_main::{{closure}}::he977ae839a582784
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:133:21
[INFO] [stdout]   12:     0x61da2913b1d8 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h9455091b6b06f9fb
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2468:9
[INFO] [stdout]   13:     0x61da2913b1d8 - std::panicking::rust_panic_with_hook::h8942133a8b252070
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x61da2913af66 - std::panicking::begin_panic_handler::{{closure}}::hb5f5963570096b29
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:667:13
[INFO] [stdout]   15:     0x61da29139bb9 - std::sys::backtrace::__rust_end_short_backtrace::h6208cedc1922feda
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x61da2913ac2c - rust_begin_unwind
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x61da2909aaa0 - core::panicking::panic_fmt::h0c3082644d1bf418
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panicking.rs:74:14
[INFO] [stdout]   18:     0x61da290a1298 - lmc::transform::test::small_product::hde0087343f049fb9
[INFO] [stdout]                                at /opt/rustwide/workdir/src/transform.rs:291:9
[INFO] [stdout]   19:     0x61da290a08f7 - lmc::transform::test::small_product::{{closure}}::h8bd9da3f516427ae
[INFO] [stdout]                                at /opt/rustwide/workdir/src/transform.rs:254:27
[INFO] [stdout]   20:     0x61da2909cea6 - core::ops::function::FnOnce::call_once::h0d2256742a0d6401
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   21:     0x61da290e2a0b - core::ops::function::FnOnce::call_once::h109cf8051a59b34e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x61da290e2a0b - test::__rust_begin_short_backtrace::hf4fff89d377446ba
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:621:18
[INFO] [stdout]   23:     0x61da290e2247 - test::run_test_in_process::{{closure}}::h0e39181dd7ee5a43
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:644:60
[INFO] [stdout]   24:     0x61da290e2247 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc5a66a30f0bdfd1f
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   25:     0x61da290e2247 - std::panicking::try::do_call::h873b7cf639554a5e
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:557:40
[INFO] [stdout]   26:     0x61da290e2247 - std::panicking::try::hdb19862fad9c8bd1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:520:19
[INFO] [stdout]   27:     0x61da290e2247 - std::panic::catch_unwind::h281fe732d236d260
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panic.rs:358:14
[INFO] [stdout]   28:     0x61da290e2247 - test::run_test_in_process::h949b6df8457ed338
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:644:27
[INFO] [stdout]   29:     0x61da290e2247 - test::run_test::{{closure}}::h52c556a6d4740e10
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:565:43
[INFO] [stdout]   30:     0x61da290a7524 - test::run_test::{{closure}}::h4237f6381c45ccb9
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/test/src/lib.rs:595:41
[INFO] [stdout]   31:     0x61da290a7524 - std::sys::backtrace::__rust_begin_short_backtrace::h505c97a579eca628
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   32:     0x61da290aabee - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h9e86b2e2bc107ea3
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:538:17
[INFO] [stdout]   33:     0x61da290aabee - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8b06ddb275ff4a25
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   34:     0x61da290aabee - std::panicking::try::do_call::hb26ecd7cd9a9355d
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:557:40
[INFO] [stdout]   35:     0x61da290aabee - std::panicking::try::h8ddeca9d705f9069
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panicking.rs:520:19
[INFO] [stdout]   36:     0x61da290aabee - std::panic::catch_unwind::h49e1c33078844c46
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/panic.rs:358:14
[INFO] [stdout]   37:     0x61da290aabee - std::thread::Builder::spawn_unchecked_::{{closure}}::h6073db6ff56ad35d
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/thread/mod.rs:537:30
[INFO] [stdout]   38:     0x61da290aabee - core::ops::function::FnOnce::call_once{{vtable.shim}}::h2c5a5f3779c774f1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   39:     0x61da2913ef2b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf75717d9f28faebf
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   40:     0x61da2913ef2b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h7bd883a5f3c5f3c1
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/alloc/src/boxed.rs:2454:9
[INFO] [stdout]   41:     0x61da2913ef2b - std::sys::pal::unix::thread::Thread::new::thread_start::hcc78f3943333fa94
[INFO] [stdout]                                at /rustc/90b35a6239c3d8bdabc530a6a0816f7ff89a0aaf/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   42:     0x7fbdcdcd3ac3 - <unknown>
[INFO] [stdout]   43:     0x7fbdcdd64a04 - clone
[INFO] [stdout]   44:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     transform::test::small_product
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin lmc`
[INFO] running `Command { std: "docker" "inspect" "31ffc701d61d64b54093251b2d4940bbeb0558913960d7bff4da13d6a53ca6f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31ffc701d61d64b54093251b2d4940bbeb0558913960d7bff4da13d6a53ca6f3", kill_on_drop: false }`
[INFO] [stdout] 31ffc701d61d64b54093251b2d4940bbeb0558913960d7bff4da13d6a53ca6f3
