[INFO] updating cached repository https://github.com/memoryleak47/constraint-lang
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a17e347d8fe9b30c8533ab65fc57a1288bbf5dc6
[INFO] testing memoryleak47/constraint-lang against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmemoryleak47%2Fconstraint-lang" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/memoryleak47/constraint-lang on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/memoryleak47/constraint-lang
[INFO] finished tweaking git repo https://github.com/memoryleak47/constraint-lang
[INFO] tweaked toml for git repo https://github.com/memoryleak47/constraint-lang written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/memoryleak47/constraint-lang already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stdout] 2ec98e1b82d24f0031716e40d3d8eb08d45326908a5eca230710e6f7e3968d35
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "2ec98e1b82d24f0031716e40d3d8eb08d45326908a5eca230710e6f7e3968d35"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.39
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling productivity-lang-compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variant is never constructed: `String`
[INFO] [stderr]    --> src/ast/mod.rs:154:2
[INFO] [stderr]     |
[INFO] [stderr] 154 |     String(String),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Null`
[INFO] [stderr]    --> src/ast/mod.rs:156:2
[INFO] [stderr]     |
[INFO] [stderr] 156 |     Null, // the `null` expression
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Array`
[INFO] [stderr]    --> src/ast/mod.rs:159:2
[INFO] [stderr]     |
[INFO] [stderr] 159 |     Array(Vec<Expr>),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Tuple`
[INFO] [stderr]    --> src/ast/mod.rs:160:2
[INFO] [stderr]     |
[INFO] [stderr] 160 |     Tuple(Vec<Expr>),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Object`
[INFO] [stderr]    --> src/ast/mod.rs:161:2
[INFO] [stderr]     |
[INFO] [stderr] 161 |     Object(HashMap<String, Box<Expr>>), // { f = 2 }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dealloc`
[INFO] [stderr]   --> src/exec/heap.rs:27:2
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn dealloc(&mut self, index: usize) -> Option<V> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.12s
[INFO] running `"docker" "inspect" "2ec98e1b82d24f0031716e40d3d8eb08d45326908a5eca230710e6f7e3968d35"`
[INFO] running `"docker" "rm" "-f" "2ec98e1b82d24f0031716e40d3d8eb08d45326908a5eca230710e6f7e3968d35"`
[INFO] [stdout] 2ec98e1b82d24f0031716e40d3d8eb08d45326908a5eca230710e6f7e3968d35
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d835c8b204c736491f96829c02875a6bbcd76a81f07857be2dd4dde0f7efb013
[INFO] running `"docker" "start" "-a" "d835c8b204c736491f96829c02875a6bbcd76a81f07857be2dd4dde0f7efb013"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling productivity-lang-compiler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variant is never constructed: `String`
[INFO] [stderr]    --> src/ast/mod.rs:154:2
[INFO] [stderr]     |
[INFO] [stderr] 154 |     String(String),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Null`
[INFO] [stderr]    --> src/ast/mod.rs:156:2
[INFO] [stderr]     |
[INFO] [stderr] 156 |     Null, // the `null` expression
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Array`
[INFO] [stderr]    --> src/ast/mod.rs:159:2
[INFO] [stderr]     |
[INFO] [stderr] 159 |     Array(Vec<Expr>),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Tuple`
[INFO] [stderr]    --> src/ast/mod.rs:160:2
[INFO] [stderr]     |
[INFO] [stderr] 160 |     Tuple(Vec<Expr>),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Object`
[INFO] [stderr]    --> src/ast/mod.rs:161:2
[INFO] [stderr]     |
[INFO] [stderr] 161 |     Object(HashMap<String, Box<Expr>>), // { f = 2 }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dealloc`
[INFO] [stderr]   --> src/exec/heap.rs:27:2
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn dealloc(&mut self, index: usize) -> Option<V> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.12s
[INFO] running `"docker" "inspect" "d835c8b204c736491f96829c02875a6bbcd76a81f07857be2dd4dde0f7efb013"`
[INFO] running `"docker" "rm" "-f" "d835c8b204c736491f96829c02875a6bbcd76a81f07857be2dd4dde0f7efb013"`
[INFO] [stdout] d835c8b204c736491f96829c02875a6bbcd76a81f07857be2dd4dde0f7efb013
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 272faae767e8f3595819c5dfe7a693dbe2e09a66e5b1af8470ada465235ff0e6
[INFO] running `"docker" "start" "-a" "272faae767e8f3595819c5dfe7a693dbe2e09a66e5b1af8470ada465235ff0e6"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: variant is never constructed: `String`
[INFO] [stderr]    --> src/ast/mod.rs:154:2
[INFO] [stderr]     |
[INFO] [stderr] 154 |     String(String),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Null`
[INFO] [stderr]    --> src/ast/mod.rs:156:2
[INFO] [stderr]     |
[INFO] [stderr] 156 |     Null, // the `null` expression
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Array`
[INFO] [stderr]    --> src/ast/mod.rs:159:2
[INFO] [stderr]     |
[INFO] [stderr] 159 |     Array(Vec<Expr>),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Tuple`
[INFO] [stderr]    --> src/ast/mod.rs:160:2
[INFO] [stderr]     |
[INFO] [stderr] 160 |     Tuple(Vec<Expr>),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Object`
[INFO] [stderr]    --> src/ast/mod.rs:161:2
[INFO] [stderr]     |
[INFO] [stderr] 161 |     Object(HashMap<String, Box<Expr>>), // { f = 2 }
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dealloc`
[INFO] [stderr]   --> src/exec/heap.rs:27:2
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn dealloc(&mut self, index: usize) -> Option<V> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/productivity_lang_compiler-c1a5537199d9094b
[INFO] [stdout] running 8 tests
[INFO] [stdout] test ast::parse::expr::fun::test_empty_fun ... ok
[INFO] [stdout] test ast::parse::expr::fun::test_fun ... ok
[INFO] [stdout] test ast::parse::keyword::test_parse_keyword_good ... ok
[INFO] [stdout] test ast::parse::expr::test_fun_call_expr_statement ... ok
[INFO] [stdout] test ast::parse::test_fun_call ... ok
[INFO] [stdout] test ast::parse::expr::fun_call::test1 ... ok
[INFO] [stdout] test ast::parse::expr::test_fun_call_expr ... ok
[INFO] [stdout] test ast::parse::keyword::test_parse_keyword_bad ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "272faae767e8f3595819c5dfe7a693dbe2e09a66e5b1af8470ada465235ff0e6"`
[INFO] running `"docker" "rm" "-f" "272faae767e8f3595819c5dfe7a693dbe2e09a66e5b1af8470ada465235ff0e6"`
[INFO] [stdout] 272faae767e8f3595819c5dfe7a693dbe2e09a66e5b1af8470ada465235ff0e6