[INFO] fetching crate steel-core 0.7.0...
[INFO] testing steel-core-0.7.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-2
[INFO] extracting crate steel-core 0.7.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate steel-core 0.7.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate steel-core 0.7.0
[INFO] tweaked toml for crates.io crate steel-core 0.7.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate steel-core 0.7.0 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 crates.io crate steel-core 0.7.0 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 }`
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[INFO] running `Command { std: "docker" "rm" "-f" "7e65c7f37e32150fa7b1f1625e328a3e532254eb6f7aa3bb1a1af4450613564c", kill_on_drop: false }`
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[INFO] [stdout] 437cb90e6bea1965b370709cae86ef385d28bd682fb11fb5dd663964ce50c54b
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[INFO] [stderr]    Compiling steel-core v0.7.0 (/opt/rustwide/workdir)
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[INFO] [stdout] warning: struct `InstructionPattern` is never constructed
[INFO] [stdout]     --> src/steel_vm/vm.rs:5188:12
[INFO] [stdout]      |
[INFO] [stdout] 5188 | pub struct InstructionPattern {
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/steel_vm/builtin.rs:175:15
[INFO] [stdout]     |
[INFO] [stdout] 173 | #[derive(Copy, Clone, Hash, PartialEq, Eq)]
[INFO] [stdout]     |                             --------- in this derive macro expansion
[INFO] [stdout] 174 | pub enum BuiltInFunctionType {
[INFO] [stdout] 175 |     Reference(FunctionSignature),
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]     = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/steel_vm/builtin.rs:176:13
[INFO] [stdout]     |
[INFO] [stdout] 173 | #[derive(Copy, Clone, Hash, PartialEq, Eq)]
[INFO] [stdout]     |                             --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 176 |     Mutable(MutFunctionSignature),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/steel_vm/builtin.rs:177:13
[INFO] [stdout]     |
[INFO] [stdout] 173 | #[derive(Copy, Clone, Hash, PartialEq, Eq)]
[INFO] [stdout]     |                             --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 177 |     Context(BuiltInSignature),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 43.32s
[INFO] running `Command { std: "docker" "inspect" "437cb90e6bea1965b370709cae86ef385d28bd682fb11fb5dd663964ce50c54b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "437cb90e6bea1965b370709cae86ef385d28bd682fb11fb5dd663964ce50c54b", kill_on_drop: false }`
[INFO] [stdout] 437cb90e6bea1965b370709cae86ef385d28bd682fb11fb5dd663964ce50c54b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ef557bf2c4f0fa6d553adb87c5cbad2dbabb7d94972b9781f90d32d7265a101c
[INFO] running `Command { std: "docker" "start" "-a" "ef557bf2c4f0fa6d553adb87c5cbad2dbabb7d94972b9781f90d32d7265a101c", kill_on_drop: false }`
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[INFO] [stderr]    Compiling proptest v1.6.0
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[INFO] [stdout] warning: struct `InstructionPattern` is never constructed
[INFO] [stdout]     --> src/steel_vm/vm.rs:5188:12
[INFO] [stdout]      |
[INFO] [stdout] 5188 | pub struct InstructionPattern {
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/steel_vm/builtin.rs:175:15
[INFO] [stdout]     |
[INFO] [stdout] 173 | #[derive(Copy, Clone, Hash, PartialEq, Eq)]
[INFO] [stdout]     |                             --------- in this derive macro expansion
[INFO] [stdout] 174 | pub enum BuiltInFunctionType {
[INFO] [stdout] 175 |     Reference(FunctionSignature),
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]     = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/steel_vm/builtin.rs:176:13
[INFO] [stdout]     |
[INFO] [stdout] 173 | #[derive(Copy, Clone, Hash, PartialEq, Eq)]
[INFO] [stdout]     |                             --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 176 |     Mutable(MutFunctionSignature),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/steel_vm/builtin.rs:177:13
[INFO] [stdout]     |
[INFO] [stdout] 173 | #[derive(Copy, Clone, Hash, PartialEq, Eq)]
[INFO] [stdout]     |                             --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 177 |     Context(BuiltInSignature),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InstructionPattern` is never constructed
[INFO] [stdout]     --> src/steel_vm/vm.rs:5188:12
[INFO] [stdout]      |
[INFO] [stdout] 5188 | pub struct InstructionPattern {
[INFO] [stdout]      |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/steel_vm/builtin.rs:175:15
[INFO] [stdout]     |
[INFO] [stdout] 173 | #[derive(Copy, Clone, Hash, PartialEq, Eq)]
[INFO] [stdout]     |                             --------- in this derive macro expansion
[INFO] [stdout] 174 | pub enum BuiltInFunctionType {
[INFO] [stdout] 175 |     Reference(FunctionSignature),
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout]     = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/steel_vm/builtin.rs:176:13
[INFO] [stdout]     |
[INFO] [stdout] 173 | #[derive(Copy, Clone, Hash, PartialEq, Eq)]
[INFO] [stdout]     |                             --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 176 |     Mutable(MutFunctionSignature),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique
[INFO] [stdout]    --> src/steel_vm/builtin.rs:177:13
[INFO] [stdout]     |
[INFO] [stdout] 173 | #[derive(Copy, Clone, Hash, PartialEq, Eq)]
[INFO] [stdout]     |                             --------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 177 |     Context(BuiltInSignature),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the address of the same function can vary between different codegen units
[INFO] [stdout]     = note: furthermore, different functions could have the same address after being merged together
[INFO] [stdout]     = note: for more information visit <https://doc.rust-lang.org/nightly/core/ptr/fn.fn_addr_eq.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `steel-core` (lib); 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/2440211fe03bc45c89b6dc1a3df18382ce91e32b/bin/rustc --crate-name steel --edition=2021 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="modules"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("anyhow", "default", "disable-arity-checking", "dylib-build", "dylibs", "dynamic", "experimental", "experimental-drop-handler", "git", "inline-captures", "interrupt", "jit", "markdown", "modules", "profiling", "recycle", "rooted-instructions", "sandbox", "smallvec", "stacker", "sync", "unsafe-internals", "unsandboxed-kernel", "without-drop-protection"))' -C metadata=a3e5be07b467dfc4 -C extra-filename=-85f6a4a0089a1d15 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern arc_swap=/opt/rustwide/target/debug/deps/libarc_swap-4d53f24db0759841.rmeta --extern bigdecimal=/opt/rustwide/target/debug/deps/libbigdecimal-3fcc4bc14fd3f06c.rmeta --extern bincode=/opt/rustwide/target/debug/deps/libbincode-16792c23cbcaec71.rmeta --extern chrono=/opt/rustwide/target/debug/deps/libchrono-98df0de578145445.rmeta --extern codespan_reporting=/opt/rustwide/target/debug/deps/libcodespan_reporting-95536f9d6a0ef0d8.rmeta --extern compact_str=/opt/rustwide/target/debug/deps/libcompact_str-b672c75094b53b0f.rmeta --extern crossbeam_channel=/opt/rustwide/target/debug/deps/libcrossbeam_channel-a5156ef294398bef.rmeta --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-57acb8582d3ed5fe.rmeta --extern env_home=/opt/rustwide/target/debug/deps/libenv_home-9d3240afb36e91aa.rmeta --extern futures_executor=/opt/rustwide/target/debug/deps/libfutures_executor-8472763266a5e7ce.rmeta --extern futures_task=/opt/rustwide/target/debug/deps/libfutures_task-9da9cda5f9215052.rmeta --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-15914330fb427556.rmeta --extern fxhash=/opt/rustwide/target/debug/deps/libfxhash-6ae122e7d9b05b12.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-b1d792528bd08356.rmeta --extern httparse=/opt/rustwide/target/debug/deps/libhttparse-47a3d40564b60e09.rmeta --extern im_lists=/opt/rustwide/target/debug/deps/libim_lists-dc98dcf35e04560d.rmeta --extern im_rc=/opt/rustwide/target/debug/deps/libim_rc-507ee6517475d143.rmeta --extern lasso=/opt/rustwide/target/debug/deps/liblasso-8c04e017fc61efe9.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-394b918668cad64a.rmeta --extern md5=/opt/rustwide/target/debug/deps/libmd5-6bca92d2a55e2efb.rmeta --extern num_bigint=/opt/rustwide/target/debug/deps/libnum_bigint-2a38f56e0694b9e2.rmeta --extern num_integer=/opt/rustwide/target/debug/deps/libnum_integer-a1ee0b827e690b68.rmeta --extern num_rational=/opt/rustwide/target/debug/deps/libnum_rational-ff7529c9364d1eeb.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-1a0074f98e3a6d0e.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-0ba6aecba7086d38.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-056ba9018aae42a6.rmeta --extern polling=/opt/rustwide/target/debug/deps/libpolling-1059da9f8a83d045.rmeta --extern quickscope=/opt/rustwide/target/debug/deps/libquickscope-fcd89b5953c35fbd.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-1544b19ae685fc73.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-0ce43d33633e4db7.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-67c7cf97d7b3a1d6.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-e1beddfb3e414035.rmeta --extern steel_derive=/opt/rustwide/target/debug/deps/libsteel_derive-eb888d59d7021591.so --extern steel_gen=/opt/rustwide/target/debug/deps/libsteel_gen-0d152da3dd3cf641.rmeta --extern steel_parser=/opt/rustwide/target/debug/deps/libsteel_parser-e54416ce983df126.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-24acdad2526b95b7.rmeta --extern weak_table=/opt/rustwide/target/debug/deps/libweak_table-645d5b30367b9876.rmeta --extern which=/opt/rustwide/target/debug/deps/libwhich-4bf6a27c312a5aa6.rmeta --extern xdg=/opt/rustwide/target/debug/deps/libxdg-570c260b7111d271.rmeta --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ef557bf2c4f0fa6d553adb87c5cbad2dbabb7d94972b9781f90d32d7265a101c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef557bf2c4f0fa6d553adb87c5cbad2dbabb7d94972b9781f90d32d7265a101c", kill_on_drop: false }`
[INFO] [stdout] ef557bf2c4f0fa6d553adb87c5cbad2dbabb7d94972b9781f90d32d7265a101c
