[INFO] cloning repository https://github.com/hjmkt/rfol
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hjmkt/rfol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhjmkt%2Frfol", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhjmkt%2Frfol'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 99307248b60ce5aa66ec93ee98c65b8736cdcbe0
[INFO] testing hjmkt/rfol against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhjmkt%2Frfol" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hjmkt/rfol
[INFO] finished tweaking git repo https://github.com/hjmkt/rfol
[INFO] tweaked toml for git repo https://github.com/hjmkt/rfol written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hjmkt/rfol on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hjmkt/rfol 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assert_matches v1.4.0
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79951f5a776e72397107640b096c6081b70167ad405475375e8556d99408123b
[INFO] running `Command { std: "docker" "start" "-a" "79951f5a776e72397107640b096c6081b70167ad405475375e8556d99408123b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79951f5a776e72397107640b096c6081b70167ad405475375e8556d99408123b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79951f5a776e72397107640b096c6081b70167ad405475375e8556d99408123b", kill_on_drop: false }`
[INFO] [stdout] 79951f5a776e72397107640b096c6081b70167ad405475375e8556d99408123b
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a0fd86d5dc39072dce9f3e6ed506aa197564bdd21350905f46cc9dde27ce3f6
[INFO] running `Command { std: "docker" "start" "-a" "3a0fd86d5dc39072dce9f3e6ed506aa197564bdd21350905f46cc9dde27ce3f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling assert_matches v1.4.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling itertools v0.10.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rfol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `last` is never used
[INFO] [stdout]    --> src/proof.rs:109:12
[INFO] [stdout]     |
[INFO] [stdout] 108 | impl LK {
[INFO] [stdout]     | ------- method in this implementation
[INFO] [stdout] 109 |     pub fn last(&self) -> &Sequent {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Proof` is never used
[INFO] [stdout]    --> src/proof.rs:330:11
[INFO] [stdout]     |
[INFO] [stdout] 330 | pub trait Proof {
[INFO] [stdout]     |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.68s
[INFO] running `Command { std: "docker" "inspect" "3a0fd86d5dc39072dce9f3e6ed506aa197564bdd21350905f46cc9dde27ce3f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a0fd86d5dc39072dce9f3e6ed506aa197564bdd21350905f46cc9dde27ce3f6", kill_on_drop: false }`
[INFO] [stdout] 3a0fd86d5dc39072dce9f3e6ed506aa197564bdd21350905f46cc9dde27ce3f6
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7233b6e937c3d969e099089c9373097bcbc08fc30e187e7b7c31ed11f03240b
[INFO] running `Command { std: "docker" "start" "-a" "d7233b6e937c3d969e099089c9373097bcbc08fc30e187e7b7c31ed11f03240b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rfol v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `last` is never used
[INFO] [stdout]    --> src/proof.rs:109:12
[INFO] [stdout]     |
[INFO] [stdout] 108 | impl LK {
[INFO] [stdout]     | ------- method in this implementation
[INFO] [stdout] 109 |     pub fn last(&self) -> &Sequent {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Proof` is never used
[INFO] [stdout]    --> src/proof.rs:330:11
[INFO] [stdout]     |
[INFO] [stdout] 330 | pub trait Proof {
[INFO] [stdout]     |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "d7233b6e937c3d969e099089c9373097bcbc08fc30e187e7b7c31ed11f03240b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7233b6e937c3d969e099089c9373097bcbc08fc30e187e7b7c31ed11f03240b", kill_on_drop: false }`
[INFO] [stdout] d7233b6e937c3d969e099089c9373097bcbc08fc30e187e7b7c31ed11f03240b
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ffbe6b0c4c4f6e1d421df0873af1186c29f2feb0c9ef0d9afd9904c458ff1441
[INFO] running `Command { std: "docker" "start" "-a" "ffbe6b0c4c4f6e1d421df0873af1186c29f2feb0c9ef0d9afd9904c458ff1441", kill_on_drop: false }`
[INFO] [stderr] warning: method `last` is never used
[INFO] [stderr]    --> src/proof.rs:109:12
[INFO] [stderr]     |
[INFO] [stderr] 108 | impl LK {
[INFO] [stderr]     | ------- method in this implementation
[INFO] [stderr] 109 |     pub fn last(&self) -> &Sequent {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait `Proof` is never used
[INFO] [stderr]    --> src/proof.rs:330:11
[INFO] [stderr]     |
[INFO] [stderr] 330 | pub trait Proof {
[INFO] [stderr]     |           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rfol` (bin "rfol" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rfol-792095924e05fcbd)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test get_subterms_works ... ok
[INFO] [stdout] test get_funcs_works ... ok
[INFO] [stdout] test get_preds_works ... ok
[INFO] [stdout] test finite_model_evaluate_works ... ok
[INFO] [stdout] test var_group_works ... ok
[INFO] [stdout] test tokenizer_works ... ok
[INFO] [stdout] test lk_inference_rule_works ... ok
[INFO] [stdout] test parser_works ... ok
[INFO] [stdout] test refute_on_finite_models_works ... ok
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rfol-4fb9981a079ec6bc)
[INFO] [stdout] test prove_with_lk_works ... ok
[INFO] [stderr]    Doc-tests rfol
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[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] [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" "ffbe6b0c4c4f6e1d421df0873af1186c29f2feb0c9ef0d9afd9904c458ff1441", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ffbe6b0c4c4f6e1d421df0873af1186c29f2feb0c9ef0d9afd9904c458ff1441", kill_on_drop: false }`
[INFO] [stdout] ffbe6b0c4c4f6e1d421df0873af1186c29f2feb0c9ef0d9afd9904c458ff1441