[INFO] fetching crate gluon_check 0.17.1...
[INFO] checking gluon_check-0.17.1 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate gluon_check 0.17.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate gluon_check 0.17.1 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gluon_check 0.17.1
[INFO] finished tweaking crates.io crate gluon_check 0.17.1
[INFO] tweaked toml for crates.io crate gluon_check 0.17.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6215bd5d52573a2bba7ad3b3a0feea7ae1ce9bb72ceb03bae238da354e1a97c8
[INFO] running `Command { std: "docker" "start" "-a" "6215bd5d52573a2bba7ad3b3a0feea7ae1ce9bb72ceb03bae238da354e1a97c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6215bd5d52573a2bba7ad3b3a0feea7ae1ce9bb72ceb03bae238da354e1a97c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6215bd5d52573a2bba7ad3b3a0feea7ae1ce9bb72ceb03bae238da354e1a97c8", kill_on_drop: false }`
[INFO] [stdout] 6215bd5d52573a2bba7ad3b3a0feea7ae1ce9bb72ceb03bae238da354e1a97c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf9c27c9c4bbe34c11423c4559a0266a86c0c89e87347b11422d78d3a0102095
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bf9c27c9c4bbe34c11423c4559a0266a86c0c89e87347b11422d78d3a0102095", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking collect-mac v0.1.0
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling lalrpop-util v0.19.1
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking archery v0.3.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking codespan-reporting v0.9.5
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking pretty v0.10.0
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking rpds v0.7.0
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking ena v0.14.0
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]     Checking codespan v0.9.5
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]     Checking terminal_size v0.1.13
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]     Checking console v0.11.3
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]     Checking ordered-float v2.0.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling gluon_codegen v0.17.1
[INFO] [stderr]     Checking gluon_base v0.17.1
[INFO] [stderr]     Checking gluon_format v0.17.1
[INFO] [stderr]     Checking gluon_check v0.17.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stdout] warning: taking a mutable reference to a `const` item
[INFO] [stdout]     --> src/kindcheck.rs:177:76
[INFO] [stdout]      |
[INFO] [stdout] 177  |         crate::typecheck::translate_projected_type(self.info, self.idents, &mut NullInterner, ids)
[INFO] [stdout]      |                                                                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(const_item_mutation)]` on by default
[INFO] [stdout]      = note: each usage of a `const` item creates a new temporary
[INFO] [stdout]      = note: the mutable reference will refer to this temporary, not the original `const` item
[INFO] [stdout] note: `const` item defined here
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gluon_base-0.17.1/src/types/mod.rs:3825:1
[INFO] [stdout]      |
[INFO] [stdout] 3825 | pub const NullInterner: NullInterner = [];
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking serde_json v1.0.58
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]    Compiling string_cache v0.8.0
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]     Checking insta v0.16.1
[INFO] [stderr]    Compiling lalrpop v0.19.1
[INFO] [stderr]    Compiling gluon_parser v0.17.1
[INFO] [stdout] warning: taking a mutable reference to a `const` item
[INFO] [stdout]     --> tests/forall.rs:682:59
[INFO] [stdout]      |
[INFO] [stdout] 682  |     let actual = resolve::remove_aliases(&MockEnv::new(), &mut NullInterner, alias);
[INFO] [stdout]      |                                                           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(const_item_mutation)]` on by default
[INFO] [stdout]      = note: each usage of a `const` item creates a new temporary
[INFO] [stdout]      = note: the mutable reference will refer to this temporary, not the original `const` item
[INFO] [stdout] note: `const` item defined here
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gluon_base-0.17.1/src/types/mod.rs:3825:1
[INFO] [stdout]      |
[INFO] [stdout] 3825 | pub const NullInterner: NullInterner = [];
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: taking a mutable reference to a `const` item
[INFO] [stdout]     --> src/kindcheck.rs:177:76
[INFO] [stdout]      |
[INFO] [stdout] 177  |         crate::typecheck::translate_projected_type(self.info, self.idents, &mut NullInterner, ids)
[INFO] [stdout]      |                                                                            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(const_item_mutation)]` on by default
[INFO] [stdout]      = note: each usage of a `const` item creates a new temporary
[INFO] [stdout]      = note: the mutable reference will refer to this temporary, not the original `const` item
[INFO] [stdout] note: `const` item defined here
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gluon_base-0.17.1/src/types/mod.rs:3825:1
[INFO] [stdout]      |
[INFO] [stdout] 3825 | pub const NullInterner: NullInterner = [];
[INFO] [stdout]      | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 17s
[INFO] running `Command { std: "docker" "inspect" "bf9c27c9c4bbe34c11423c4559a0266a86c0c89e87347b11422d78d3a0102095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf9c27c9c4bbe34c11423c4559a0266a86c0c89e87347b11422d78d3a0102095", kill_on_drop: false }`
[INFO] [stdout] bf9c27c9c4bbe34c11423c4559a0266a86c0c89e87347b11422d78d3a0102095