[INFO] cloning repository https://github.com/lukas-tr/formal-semantics-of-programming-languages [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lukas-tr/formal-semantics-of-programming-languages" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukas-tr%2Fformal-semantics-of-programming-languages", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukas-tr%2Fformal-semantics-of-programming-languages'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d4a3a2f1a5fb6c53bc9cd69a0b13ab9616d22f18 [INFO] testing lukas-tr/formal-semantics-of-programming-languages against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukas-tr%2Fformal-semantics-of-programming-languages" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/lukas-tr/formal-semantics-of-programming-languages [INFO] finished tweaking git repo https://github.com/lukas-tr/formal-semantics-of-programming-languages [INFO] tweaked toml for git repo https://github.com/lukas-tr/formal-semantics-of-programming-languages written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/lukas-tr/formal-semantics-of-programming-languages on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/lukas-tr/formal-semantics-of-programming-languages 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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d70228db7a06bdb0fb1f8d9073aeb9409cfa1eac80faf6fcdcbf1ccf6b834ec4 [INFO] running `Command { std: "docker" "start" "-a" "d70228db7a06bdb0fb1f8d9073aeb9409cfa1eac80faf6fcdcbf1ccf6b834ec4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d70228db7a06bdb0fb1f8d9073aeb9409cfa1eac80faf6fcdcbf1ccf6b834ec4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d70228db7a06bdb0fb1f8d9073aeb9409cfa1eac80faf6fcdcbf1ccf6b834ec4", kill_on_drop: false }` [INFO] [stdout] d70228db7a06bdb0fb1f8d9073aeb9409cfa1eac80faf6fcdcbf1ccf6b834ec4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6c647ae3146ef0eefaf54862e8a6a4d615fa91cae6735ac8dcbbecc51243e2eb [INFO] running `Command { std: "docker" "start" "-a" "6c647ae3146ef0eefaf54862e8a6a4d615fa91cae6735ac8dcbbecc51243e2eb", kill_on_drop: false }` [INFO] [stderr] Compiling formal-semantics-of-programming-languages v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/eval.rs:384:19 [INFO] [stdout] | [INFO] [stdout] 384 | pub fn lookup(&self, signature: &Signature<'a>) -> Result { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 384 | pub fn lookup(&self, signature: &Signature<'a>) -> Result, String> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/typecheck.rs:12:22 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn typecheck(&self) -> Result { [INFO] [stdout] | ^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 12 | pub fn typecheck(&self) -> Result, String> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.55s [INFO] running `Command { std: "docker" "inspect" "6c647ae3146ef0eefaf54862e8a6a4d615fa91cae6735ac8dcbbecc51243e2eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c647ae3146ef0eefaf54862e8a6a4d615fa91cae6735ac8dcbbecc51243e2eb", kill_on_drop: false }` [INFO] [stdout] 6c647ae3146ef0eefaf54862e8a6a4d615fa91cae6735ac8dcbbecc51243e2eb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ec6b9996e91b87849f6e8027b0b230033dae573ae6698dfd68f36526942d9181 [INFO] running `Command { std: "docker" "start" "-a" "ec6b9996e91b87849f6e8027b0b230033dae573ae6698dfd68f36526942d9181", kill_on_drop: false }` [INFO] [stderr] Compiling formal-semantics-of-programming-languages v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/eval.rs:384:19 [INFO] [stdout] | [INFO] [stdout] 384 | pub fn lookup(&self, signature: &Signature<'a>) -> Result { [INFO] [stdout] | ^^^^^ the lifetime is elided here ^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 384 | pub fn lookup(&self, signature: &Signature<'a>) -> Result, String> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/typecheck.rs:12:22 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn typecheck(&self) -> Result { [INFO] [stdout] | ^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 12 | pub fn typecheck(&self) -> Result, String> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.14s [INFO] running `Command { std: "docker" "inspect" "ec6b9996e91b87849f6e8027b0b230033dae573ae6698dfd68f36526942d9181", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec6b9996e91b87849f6e8027b0b230033dae573ae6698dfd68f36526942d9181", kill_on_drop: false }` [INFO] [stdout] ec6b9996e91b87849f6e8027b0b230033dae573ae6698dfd68f36526942d9181 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d286f10bef5b71814822b7b27d4b3835712928abca76e7e7b472fe1c054c4e5f [INFO] running `Command { std: "docker" "start" "-a" "d286f10bef5b71814822b7b27d4b3835712928abca76e7e7b472fe1c054c4e5f", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/eval.rs:384:19 [INFO] [stderr] | [INFO] [stderr] 384 | pub fn lookup(&self, signature: &Signature<'a>) -> Result { [INFO] [stderr] | ^^^^^ the lifetime is elided here ^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 384 | pub fn lookup(&self, signature: &Signature<'a>) -> Result, String> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/typecheck.rs:12:22 [INFO] [stderr] | [INFO] [stderr] 12 | pub fn typecheck(&self) -> Result { [INFO] [stderr] | ^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 12 | pub fn typecheck(&self) -> Result, String> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `formal-semantics-of-programming-languages` (bin "formal-semantics-of-programming-languages" test) generated 2 warnings (run `cargo fix --bin "formal-semantics-of-programming-languages" --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/formal_semantics_of_programming_languages-6110effaf0e3c191) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test eval::tests::test_gcd_6_4 ... ok [INFO] [stdout] test eval::tests::test_gcd_24_60 ... ok [INFO] [stdout] test eval::tests::test_gcd_11_13 ... ok [INFO] [stdout] test eval::tests::test_eval_expression ... ok [INFO] [stdout] test typecheck::tests::test_typecheck_undefined_variable ... ok [INFO] [stdout] test typecheck::tests::test_typecheck_duplicate_parameters ... ok [INFO] [stdout] test typecheck::tests::test_typecheck_gcd ... ok [INFO] [stdout] test eval::tests::test_gcd_60_12 ... ok [INFO] [stdout] test typecheck::tests::test_typecheck_duplicate_parameters_2 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d286f10bef5b71814822b7b27d4b3835712928abca76e7e7b472fe1c054c4e5f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d286f10bef5b71814822b7b27d4b3835712928abca76e7e7b472fe1c054c4e5f", kill_on_drop: false }` [INFO] [stdout] d286f10bef5b71814822b7b27d4b3835712928abca76e7e7b472fe1c054c4e5f