[INFO] cloning repository https://github.com/Guaschman/hm-interpreter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Guaschman/hm-interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGuaschman%2Fhm-interpreter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGuaschman%2Fhm-interpreter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4a94ae4fa5d4dd7c3849dc6d9075a3e1748a973d [INFO] testing Guaschman/hm-interpreter against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGuaschman%2Fhm-interpreter" "/workspace/builds/worker-108/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-108/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Guaschman/hm-interpreter on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Guaschman/hm-interpreter [INFO] finished tweaking git repo https://github.com/Guaschman/hm-interpreter [INFO] tweaked toml for git repo https://github.com/Guaschman/hm-interpreter written to /workspace/builds/worker-108/source/Cargo.toml [INFO] crate git repo https://github.com/Guaschman/hm-interpreter already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded nom-trace v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 24a248dcb09e173549d32165431f9ad2d0a7d70f1a1ef754c7e6c7fb51d1e791 [INFO] running `Command { std: "docker" "start" "-a" "24a248dcb09e173549d32165431f9ad2d0a7d70f1a1ef754c7e6c7fb51d1e791", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "24a248dcb09e173549d32165431f9ad2d0a7d70f1a1ef754c7e6c7fb51d1e791", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24a248dcb09e173549d32165431f9ad2d0a7d70f1a1ef754c7e6c7fb51d1e791", kill_on_drop: false }` [INFO] [stdout] 24a248dcb09e173549d32165431f9ad2d0a7d70f1a1ef754c7e6c7fb51d1e791 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ef005a26c38ea9504ed4056a9ece6b226f344a52a66df258e02a200014d1ca5d [INFO] running `Command { std: "docker" "start" "-a" "ef005a26c38ea9504ed4056a9ece6b226f344a52a66df258e02a200014d1ca5d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling ryu v1.0.6 [INFO] [stderr] Compiling lexical-core v0.7.6 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling static_assertions v1.1.0 [INFO] [stderr] Compiling arrayvec v0.5.2 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling nom v5.1.2 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling nom-trace v0.1.0 [INFO] [stderr] Compiling uuid v0.1.18 [INFO] [stderr] Compiling hm-interpreter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `extend` [INFO] [stdout] --> src/type_checker.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | fn extend(mut self, (v, s): (Var, Scheme)) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `remove` [INFO] [stdout] --> src/type_checker.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 53 | fn remove(mut self, var: Var) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::collections::btree_set::Union` that must be used [INFO] [stdout] --> src/type_checker.rs:100:17 [INFO] [stdout] | [INFO] [stdout] 100 | set.union(&a1.ftv()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this returns the union as an iterator, without modifying either input set [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::collections::btree_set::Union` that must be used [INFO] [stdout] --> src/type_checker.rs:101:17 [INFO] [stdout] | [INFO] [stdout] 101 | set.union(&a2.ftv()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this returns the union as an iterator, without modifying either input set [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::collections::btree_set::Union` that must be used [INFO] [stdout] --> src/type_checker.rs:127:17 [INFO] [stdout] | [INFO] [stdout] 127 | set.union(&t.ftv()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this returns the union as an iterator, without modifying either input set [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::collections::btree_set::Difference` that must be used [INFO] [stdout] --> src/type_checker.rs:128:17 [INFO] [stdout] | [INFO] [stdout] 128 | set.difference(&BTreeSet::from_iter(tv.iter().cloned())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this returns the difference as an iterator, without modifying either input set [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 23.06s [INFO] running `Command { std: "docker" "inspect" "ef005a26c38ea9504ed4056a9ece6b226f344a52a66df258e02a200014d1ca5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef005a26c38ea9504ed4056a9ece6b226f344a52a66df258e02a200014d1ca5d", kill_on_drop: false }` [INFO] [stdout] ef005a26c38ea9504ed4056a9ece6b226f344a52a66df258e02a200014d1ca5d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7895d164bd262589f6901f5892a61f26b972c7b9c448f0f6eb8e5a0215403f78 [INFO] running `Command { std: "docker" "start" "-a" "7895d164bd262589f6901f5892a61f26b972c7b9c448f0f6eb8e5a0215403f78", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling hm-interpreter v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `extend` [INFO] [stdout] --> src/type_checker.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | fn extend(mut self, (v, s): (Var, Scheme)) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `remove` [INFO] [stdout] --> src/type_checker.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 53 | fn remove(mut self, var: Var) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::collections::btree_set::Union` that must be used [INFO] [stdout] --> src/type_checker.rs:100:17 [INFO] [stdout] | [INFO] [stdout] 100 | set.union(&a1.ftv()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this returns the union as an iterator, without modifying either input set [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::collections::btree_set::Union` that must be used [INFO] [stdout] --> src/type_checker.rs:101:17 [INFO] [stdout] | [INFO] [stdout] 101 | set.union(&a2.ftv()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this returns the union as an iterator, without modifying either input set [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::collections::btree_set::Union` that must be used [INFO] [stdout] --> src/type_checker.rs:127:17 [INFO] [stdout] | [INFO] [stdout] 127 | set.union(&t.ftv()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this returns the union as an iterator, without modifying either input set [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::collections::btree_set::Difference` that must be used [INFO] [stdout] --> src/type_checker.rs:128:17 [INFO] [stdout] | [INFO] [stdout] 128 | set.difference(&BTreeSet::from_iter(tv.iter().cloned())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this returns the difference as an iterator, without modifying either input set [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.18s [INFO] running `Command { std: "docker" "inspect" "7895d164bd262589f6901f5892a61f26b972c7b9c448f0f6eb8e5a0215403f78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7895d164bd262589f6901f5892a61f26b972c7b9c448f0f6eb8e5a0215403f78", kill_on_drop: false }` [INFO] [stdout] 7895d164bd262589f6901f5892a61f26b972c7b9c448f0f6eb8e5a0215403f78 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 95abd62c1caaa31beca0fdcde4241d9961d7d83b9bcdcec9ae94a1a0fd240056 [INFO] running `Command { std: "docker" "start" "-a" "95abd62c1caaa31beca0fdcde4241d9961d7d83b9bcdcec9ae94a1a0fd240056", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: associated function is never used: `extend` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/type_checker.rs:48:8 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 48 | fn extend(mut self, (v, s): (Var, Scheme)) { [INFO] [stdout] [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `remove` [INFO] [stderr] --> src/type_checker.rs:53:8 [INFO] [stderr] | [INFO] [stderr] 53 | fn remove(mut self, var: Var) { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::collections::btree_set::Union` that must be used [INFO] [stderr] --> src/type_checker.rs:100:17 [INFO] [stderr] | [INFO] [stderr] 100 | set.union(&a1.ftv()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this returns the union as an iterator, without modifying either input set [INFO] [stderr] [INFO] [stderr] warning: unused `std::collections::btree_set::Union` that must be used [INFO] [stderr] --> src/type_checker.rs:101:17 [INFO] [stderr] | [INFO] [stderr] 101 | set.union(&a2.ftv()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this returns the union as an iterator, without modifying either input set [INFO] [stderr] [INFO] [stderr] warning: unused `std::collections::btree_set::Union` that must be used [INFO] [stderr] --> src/type_checker.rs:127:17 [INFO] [stderr] | [INFO] [stderr] 127 | set.union(&t.ftv()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this returns the union as an iterator, without modifying either input set [INFO] [stderr] [INFO] [stderr] warning: unused `std::collections::btree_set::Difference` that must be used [INFO] [stderr] --> src/type_checker.rs:128:17 [INFO] [stderr] | [INFO] [stderr] 128 | set.difference(&BTreeSet::from_iter(tv.iter().cloned())); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this returns the difference as an iterator, without modifying either input set [INFO] [stderr] [INFO] [stderr] warning: `hm-interpreter` (bin "hm-interpreter" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hm_interpreter-8d7a53694cc695a7) [INFO] running `Command { std: "docker" "inspect" "95abd62c1caaa31beca0fdcde4241d9961d7d83b9bcdcec9ae94a1a0fd240056", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95abd62c1caaa31beca0fdcde4241d9961d7d83b9bcdcec9ae94a1a0fd240056", kill_on_drop: false }` [INFO] [stdout] 95abd62c1caaa31beca0fdcde4241d9961d7d83b9bcdcec9ae94a1a0fd240056