[INFO] fetching crate neuralnetwork 0.1.1... [INFO] checking neuralnetwork-0.1.1 against try#1463461488056994d1b84e8b752e7c11c7fae7aa for pr-154205 [INFO] extracting crate neuralnetwork 0.1.1 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate neuralnetwork 0.1.1 [INFO] finished tweaking crates.io crate neuralnetwork 0.1.1 [INFO] tweaked toml for crates.io crate neuralnetwork 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate neuralnetwork 0.1.1 on toolchain 1463461488056994d1b84e8b752e7c11c7fae7aa [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b12684ca5fab867a6a43114b7f62d0e7ae803f1a414822d8e63f88518d878e8b [INFO] running `Command { std: "docker" "start" "-a" "b12684ca5fab867a6a43114b7f62d0e7ae803f1a414822d8e63f88518d878e8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b12684ca5fab867a6a43114b7f62d0e7ae803f1a414822d8e63f88518d878e8b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b12684ca5fab867a6a43114b7f62d0e7ae803f1a414822d8e63f88518d878e8b", kill_on_drop: false }` [INFO] [stdout] b12684ca5fab867a6a43114b7f62d0e7ae803f1a414822d8e63f88518d878e8b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e1c10542e0fd444523026103c2dcd59bb2a901cf72eeb5940f8e2e7d47807ee5 [INFO] running `Command { std: "docker" "start" "-a" "e1c10542e0fd444523026103c2dcd59bb2a901cf72eeb5940f8e2e7d47807ee5", kill_on_drop: false }` [INFO] [stderr] Checking neuralnetwork v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] [FMTARGS] {"crate":"neuralnetwork","p":5,"ph":4,"wa":0,"pa":0,"a":4,"pos":4,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":4,"a_opt":4,"sz_no_dedup":64,"sz_old":64,"sz_opt":64} [INFO] [stderr] [FMTARGS] {"crate":"neuralnetwork","p":5,"ph":4,"wa":0,"pa":0,"a":4,"pos":4,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":4,"a_opt":4,"sz_no_dedup":64,"sz_old":64,"sz_opt":64} [INFO] [stderr] [FMTARGS] {"crate":"neuralnetwork","p":5,"ph":4,"wa":0,"pa":0,"a":4,"pos":4,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":4,"a_opt":4,"sz_no_dedup":64,"sz_old":64,"sz_opt":64} [INFO] [stderr] [FMTARGS] {"crate":"neuralnetwork","p":5,"ph":4,"wa":0,"pa":0,"a":4,"pos":4,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":4,"a_opt":4,"sz_no_dedup":64,"sz_old":64,"sz_opt":64} [INFO] [stderr] [FMTARGS] {"crate":"neuralnetwork","p":5,"ph":4,"wa":0,"pa":0,"a":4,"pos":4,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":4,"a_opt":4,"sz_no_dedup":64,"sz_old":64,"sz_opt":64} [INFO] [stderr] [FMTARGS] {"crate":"neuralnetwork","p":0,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16} [INFO] [stderr] [FMTARGS] {"crate":"neuralnetwork","p":2,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16} [INFO] [stderr] [FMTARGS] {"crate":"neuralnetwork","p":2,"ph":2,"wa":0,"pa":0,"a":2,"pos":2,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":2,"a_opt":2,"sz_no_dedup":32,"sz_old":32,"sz_opt":32} [INFO] [stderr] [FMTARGS] {"crate":"neuralnetwork","p":2,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16} [INFO] [stderr] [FMTARGS] {"crate":"neuralnetwork","p":5,"ph":4,"wa":0,"pa":0,"a":4,"pos":4,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":4,"a_opt":4,"sz_no_dedup":64,"sz_old":64,"sz_opt":64} [INFO] [stderr] [FMTARGS] {"crate":"neuralnetwork","p":5,"ph":4,"wa":0,"pa":0,"a":4,"pos":4,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":4,"a_opt":4,"sz_no_dedup":64,"sz_old":64,"sz_opt":64} [INFO] [stderr] [FMTARGS] {"crate":"neuralnetwork","p":5,"ph":4,"wa":0,"pa":0,"a":4,"pos":4,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":4,"a_opt":4,"sz_no_dedup":64,"sz_old":64,"sz_opt":64} [INFO] [stderr] [FMTARGS] {"crate":"neuralnetwork","p":5,"ph":4,"wa":0,"pa":0,"a":4,"pos":4,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":4,"a_opt":4,"sz_no_dedup":64,"sz_old":64,"sz_opt":64} [INFO] [stderr] [FMTARGS] {"crate":"neuralnetwork","p":5,"ph":4,"wa":0,"pa":0,"a":4,"pos":4,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":4,"a_opt":4,"sz_no_dedup":64,"sz_old":64,"sz_opt":64} [INFO] [stderr] [FMTARGS] {"crate":"neuralnetwork","p":0,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16} [INFO] [stderr] [FMTARGS] {"crate":"neuralnetwork","p":2,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16} [INFO] [stderr] [FMTARGS] {"crate":"neuralnetwork","p":2,"ph":2,"wa":0,"pa":0,"a":2,"pos":2,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":2,"a_opt":2,"sz_no_dedup":32,"sz_old":32,"sz_opt":32} [INFO] [stderr] [FMTARGS] {"crate":"neuralnetwork","p":2,"ph":1,"wa":0,"pa":0,"a":1,"pos":1,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":1,"a_opt":1,"sz_no_dedup":16,"sz_old":16,"sz_opt":16} [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/neuralnetwork.rs:185:12 [INFO] [stdout] | [INFO] [stdout] 185 | if self.activation_function == sigmoid { [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 [INFO] [stdout] = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default [INFO] [stdout] help: refactor your code, or use `std::ptr::fn_addr_eq` to suppress the lint [INFO] [stdout] | [INFO] [stdout] 185 - if self.activation_function == sigmoid { [INFO] [stdout] 185 + if std::ptr::fn_addr_eq(self.activation_function, sigmoid as fn(f32) -> f32) { [INFO] [stdout] | [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/neuralnetwork.rs:187:19 [INFO] [stdout] | [INFO] [stdout] 187 | } else if self.activation_function == relu { [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 [INFO] [stdout] help: refactor your code, or use `std::ptr::fn_addr_eq` to suppress the lint [INFO] [stdout] | [INFO] [stdout] 187 - } else if self.activation_function == relu { [INFO] [stdout] 187 + } else if std::ptr::fn_addr_eq(self.activation_function, relu as fn(f32) -> f32) { [INFO] [stdout] | [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/neuralnetwork.rs:189:19 [INFO] [stdout] | [INFO] [stdout] 189 | } else if self.activation_function == tanh { [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 [INFO] [stdout] help: refactor your code, or use `std::ptr::fn_addr_eq` to suppress the lint [INFO] [stdout] | [INFO] [stdout] 189 - } else if self.activation_function == tanh { [INFO] [stdout] 189 + } else if std::ptr::fn_addr_eq(self.activation_function, tanh as fn(f32) -> f32) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/neuralnetwork.rs:210:13 [INFO] [stdout] | [INFO] [stdout] 210 | &file.read_exact(&mut buffer).ok(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 210 | let _ = &file.read_exact(&mut buffer).ok(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/neuralnetwork.rs:215:13 [INFO] [stdout] | [INFO] [stdout] 215 | &file.read_exact(&mut buffer).ok(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 215 | let _ = &file.read_exact(&mut buffer).ok(); [INFO] [stdout] | +++++++ [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/neuralnetwork.rs:185:12 [INFO] [stdout] | [INFO] [stdout] 185 | if self.activation_function == sigmoid { [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 [INFO] [stdout] = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default [INFO] [stdout] help: refactor your code, or use `std::ptr::fn_addr_eq` to suppress the lint [INFO] [stdout] | [INFO] [stdout] 185 - if self.activation_function == sigmoid { [INFO] [stdout] 185 + if std::ptr::fn_addr_eq(self.activation_function, sigmoid as fn(f32) -> f32) { [INFO] [stdout] | [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/neuralnetwork.rs:187:19 [INFO] [stdout] | [INFO] [stdout] 187 | } else if self.activation_function == relu { [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 [INFO] [stdout] help: refactor your code, or use `std::ptr::fn_addr_eq` to suppress the lint [INFO] [stdout] | [INFO] [stdout] 187 - } else if self.activation_function == relu { [INFO] [stdout] 187 + } else if std::ptr::fn_addr_eq(self.activation_function, relu as fn(f32) -> f32) { [INFO] [stdout] | [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/neuralnetwork.rs:189:19 [INFO] [stdout] | [INFO] [stdout] 189 | } else if self.activation_function == tanh { [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 [INFO] [stdout] help: refactor your code, or use `std::ptr::fn_addr_eq` to suppress the lint [INFO] [stdout] | [INFO] [stdout] 189 - } else if self.activation_function == tanh { [INFO] [stdout] 189 + } else if std::ptr::fn_addr_eq(self.activation_function, tanh as fn(f32) -> f32) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/neuralnetwork.rs:210:13 [INFO] [stdout] | [INFO] [stdout] 210 | &file.read_exact(&mut buffer).ok(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 210 | let _ = &file.read_exact(&mut buffer).ok(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/neuralnetwork.rs:215:13 [INFO] [stdout] | [INFO] [stdout] 215 | &file.read_exact(&mut buffer).ok(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 215 | let _ = &file.read_exact(&mut buffer).ok(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s [INFO] running `Command { std: "docker" "inspect" "e1c10542e0fd444523026103c2dcd59bb2a901cf72eeb5940f8e2e7d47807ee5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1c10542e0fd444523026103c2dcd59bb2a901cf72eeb5940f8e2e7d47807ee5", kill_on_drop: false }` [INFO] [stdout] e1c10542e0fd444523026103c2dcd59bb2a901cf72eeb5940f8e2e7d47807ee5