[INFO] fetching crate lexpar 0.1.0...
[INFO] testing lexpar-0.1.0 against 1.47.0 for beta-1.48-1
[INFO] extracting crate lexpar 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate lexpar 0.1.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lexpar 0.1.0
[INFO] finished tweaking crates.io crate lexpar 0.1.0
[INFO] tweaked toml for crates.io crate lexpar 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b787fe13085e0affe83abc1dae9ae4aa6a3adf3a8dd7ce78bddb22b4f246a82
[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" "5b787fe13085e0affe83abc1dae9ae4aa6a3adf3a8dd7ce78bddb22b4f246a82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b787fe13085e0affe83abc1dae9ae4aa6a3adf3a8dd7ce78bddb22b4f246a82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b787fe13085e0affe83abc1dae9ae4aa6a3adf3a8dd7ce78bddb22b4f246a82", kill_on_drop: false }`
[INFO] [stdout] 5b787fe13085e0affe83abc1dae9ae4aa6a3adf3a8dd7ce78bddb22b4f246a82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2aa666598e943f6a4638a228065983d135c45b7f2e49a4cd38cdaa4e88811a20
[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" "2aa666598e943f6a4638a228065983d135c45b7f2e49a4cd38cdaa4e88811a20", kill_on_drop: false }`
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling lexpar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lexer.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |     handle: Box<for<'a> Fn(Span, &'a str, Vec<&'a str>) -> T>
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn for<'a> Fn(Span, &'a str, Vec<&'a str>) -> T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lexer.rs:55:18
[INFO] [stdout]    |
[INFO] [stdout] 55 |     unknown: Box<for<'a> Fn(Span, &'a str) -> T>
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn for<'a> Fn(Span, &'a str) -> T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lexer.rs:117:41
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn new<F>(rules: Vec<(&str, Box<for<'a> Fn(Span, &'a str, Vec<&'a str>) -> T>)>, unknown: F) -> Self
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn for<'a> Fn(Span, &'a str, Vec<&'a str>) -> T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.16s
[INFO] running `Command { std: "docker" "inspect" "2aa666598e943f6a4638a228065983d135c45b7f2e49a4cd38cdaa4e88811a20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aa666598e943f6a4638a228065983d135c45b7f2e49a4cd38cdaa4e88811a20", kill_on_drop: false }`
[INFO] [stdout] 2aa666598e943f6a4638a228065983d135c45b7f2e49a4cd38cdaa4e88811a20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", 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] ec598e756b88d418559462bfa3f3ed42f57356986d4d63772e0ff6143cfab860
[INFO] running `Command { std: "docker" "start" "-a" "ec598e756b88d418559462bfa3f3ed42f57356986d4d63772e0ff6143cfab860", kill_on_drop: false }`
[INFO] [stderr]    Compiling lexpar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lexer.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |     handle: Box<for<'a> Fn(Span, &'a str, Vec<&'a str>) -> T>
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn for<'a> Fn(Span, &'a str, Vec<&'a str>) -> T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lexer.rs:55:18
[INFO] [stdout]    |
[INFO] [stdout] 55 |     unknown: Box<for<'a> Fn(Span, &'a str) -> T>
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn for<'a> Fn(Span, &'a str) -> T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lexer.rs:117:41
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn new<F>(rules: Vec<(&str, Box<for<'a> Fn(Span, &'a str, Vec<&'a str>) -> T>)>, unknown: F) -> Self
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn for<'a> Fn(Span, &'a str, Vec<&'a str>) -> T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lexer.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |     handle: Box<for<'a> Fn(Span, &'a str, Vec<&'a str>) -> T>
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn for<'a> Fn(Span, &'a str, Vec<&'a str>) -> T`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lexer.rs:55:18
[INFO] [stdout]    |
[INFO] [stdout] 55 |     unknown: Box<for<'a> Fn(Span, &'a str) -> T>
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn for<'a> Fn(Span, &'a str) -> T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lexer.rs:117:41
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn new<F>(rules: Vec<(&str, Box<for<'a> Fn(Span, &'a str, Vec<&'a str>) -> T>)>, unknown: F) -> Self
[INFO] [stdout]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn for<'a> Fn(Span, &'a str, Vec<&'a str>) -> T`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> examples/ml_family/parser/ast.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 |     expr: Box<Ast>
[INFO] [stdout]   |               ^^^ help: use `dyn`: `dyn Ast`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> examples/rust_family/parser/ast.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 |     expr: Box<Ast>
[INFO] [stdout]   |               ^^^ help: use `dyn`: `dyn Ast`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/parser.rs:31:28
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let parse = |iter: Box<Iterator<Item = (Span, Token)>>| {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = (Span, Token)>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> tests/parser.rs:69:28
[INFO] [stdout]    |
[INFO] [stdout] 69 |     let parse = |iter: Box<Iterator<Item = Token>>| {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Token>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/parser.rs:102:28
[INFO] [stdout]     |
[INFO] [stdout] 102 |     let parse = |iter: Box<Iterator<Item = Token>>| {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Token>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/parser.rs:150:28
[INFO] [stdout]     |
[INFO] [stdout] 150 |     let parse = |iter: Box<Iterator<Item = Token>>| {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Token>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/parser.rs:243:28
[INFO] [stdout]     |
[INFO] [stdout] 243 |     let parse = |iter: Box<Iterator<Item = Token>>| {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Token>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/parser.rs:309:32
[INFO] [stdout]     |
[INFO] [stdout] 309 |         let parse = |iter: Box<Iterator<Item = Token>>| {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Token>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/parser.rs:408:32
[INFO] [stdout]     |
[INFO] [stdout] 408 |         let parse = |iter: Box<Iterator<Item = Token>>| {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Token>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/parser.rs:438:32
[INFO] [stdout]     |
[INFO] [stdout] 438 |         let parse = |iter: Box<Iterator<Item = Token>>| {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Token>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> tests/parser.rs:489:32
[INFO] [stdout]     |
[INFO] [stdout] 489 |         let parse = |iter: Box<Iterator<Item = Token>>| {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Token>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]    --> examples/rust_family/parser/mod.rs:142:31
[INFO] [stdout]     |
[INFO] [stdout] 142 |             unsafe { acc.push(::std::mem::uninitialized()) }
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `rust_family::parser::ast::AstNode` does not permit being left uninitialized
[INFO] [stdout]    --> examples/rust_family/parser/mod.rs:142:31
[INFO] [stdout]     |
[INFO] [stdout] 142 |             unsafe { acc.push(::std::mem::uninitialized()) }
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               this code causes undefined behavior when executed
[INFO] [stdout]     |                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] note: `Box` must be non-null (in this struct field)
[INFO] [stdout]    --> examples/rust_family/parser/ast.rs:9:5
[INFO] [stdout]     |
[INFO] [stdout] 9   |     expr: Box<Ast>
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.11s
[INFO] running `Command { std: "docker" "inspect" "ec598e756b88d418559462bfa3f3ed42f57356986d4d63772e0ff6143cfab860", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec598e756b88d418559462bfa3f3ed42f57356986d4d63772e0ff6143cfab860", kill_on_drop: false }`
[INFO] [stdout] ec598e756b88d418559462bfa3f3ed42f57356986d4d63772e0ff6143cfab860
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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" "+1.47.0" "test" "--frozen", 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] 101830c8d7126de18bc42bffb4ffa2243ded9926a80831ef501b70fbe2f49c03
[INFO] running `Command { std: "docker" "start" "-a" "101830c8d7126de18bc42bffb4ffa2243ded9926a80831ef501b70fbe2f49c03", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lexer.rs:48:17
[INFO] [stderr]    |
[INFO] [stderr] 48 |     handle: Box<for<'a> Fn(Span, &'a str, Vec<&'a str>) -> T>
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn for<'a> Fn(Span, &'a str, Vec<&'a str>) -> T`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lexer.rs:55:18
[INFO] [stderr]    |
[INFO] [stderr] 55 |     unknown: Box<for<'a> Fn(Span, &'a str) -> T>
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn for<'a> Fn(Span, &'a str) -> T`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lexer.rs:117:41
[INFO] [stderr]     |
[INFO] [stderr] 117 |     pub fn new<F>(rules: Vec<(&str, Box<for<'a> Fn(Span, &'a str, Vec<&'a str>) -> T>)>, unknown: F) -> Self
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn for<'a> Fn(Span, &'a str, Vec<&'a str>) -> T`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> examples/ml_family/parser/ast.rs:9:15
[INFO] [stderr]   |
[INFO] [stderr] 9 |     expr: Box<Ast>
[INFO] [stderr]   |               ^^^ help: use `dyn`: `dyn Ast`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> examples/rust_family/parser/ast.rs:9:15
[INFO] [stderr]   |
[INFO] [stderr] 9 |     expr: Box<Ast>
[INFO] [stderr]   |               ^^^ help: use `dyn`: `dyn Ast`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stderr]    --> examples/rust_family/parser/mod.rs:142:31
[INFO] [stderr]     |
[INFO] [stderr] 142 |             unsafe { acc.push(::std::mem::uninitialized()) }
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the type `rust_family::parser::ast::AstNode` does not permit being left uninitialized
[INFO] [stderr]    --> examples/rust_family/parser/mod.rs:142:31
[INFO] [stderr]     |
[INFO] [stderr] 142 |             unsafe { acc.push(::std::mem::uninitialized()) }
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                               |
[INFO] [stderr]     |                               this code causes undefined behavior when executed
[INFO] [stderr]     |                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(invalid_value)]` on by default
[INFO] [stderr] note: `Box` must be non-null (in this struct field)
[INFO] [stderr]    --> examples/rust_family/parser/ast.rs:9:5
[INFO] [stderr]     |
[INFO] [stderr] 9   |     expr: Box<Ast>
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/parser.rs:31:28
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let parse = |iter: Box<Iterator<Item = (Span, Token)>>| {
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = (Span, Token)>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/parser.rs:69:28
[INFO] [stderr]    |
[INFO] [stderr] 69 |     let parse = |iter: Box<Iterator<Item = Token>>| {
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Token>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/parser.rs:102:28
[INFO] [stderr]     |
[INFO] [stderr] 102 |     let parse = |iter: Box<Iterator<Item = Token>>| {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Token>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/parser.rs:150:28
[INFO] [stderr]     |
[INFO] [stderr] 150 |     let parse = |iter: Box<Iterator<Item = Token>>| {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Token>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/parser.rs:243:28
[INFO] [stderr]     |
[INFO] [stderr] 243 |     let parse = |iter: Box<Iterator<Item = Token>>| {
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Token>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/parser.rs:309:32
[INFO] [stderr]     |
[INFO] [stderr] 309 |         let parse = |iter: Box<Iterator<Item = Token>>| {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Token>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/parser.rs:408:32
[INFO] [stderr]     |
[INFO] [stderr] 408 |         let parse = |iter: Box<Iterator<Item = Token>>| {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Token>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/parser.rs:438:32
[INFO] [stderr]     |
[INFO] [stderr] 438 |         let parse = |iter: Box<Iterator<Item = Token>>| {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Token>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/parser.rs:489:32
[INFO] [stderr]     |
[INFO] [stderr] 489 |         let parse = |iter: Box<Iterator<Item = Token>>| {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item = Token>`
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lexer.rs:48:17
[INFO] [stderr]    |
[INFO] [stderr] 48 |     handle: Box<for<'a> Fn(Span, &'a str, Vec<&'a str>) -> T>
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn for<'a> Fn(Span, &'a str, Vec<&'a str>) -> T`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lexer.rs:55:18
[INFO] [stderr]    |
[INFO] [stderr] 55 |     unknown: Box<for<'a> Fn(Span, &'a str) -> T>
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn for<'a> Fn(Span, &'a str) -> T`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lexer.rs:117:41
[INFO] [stderr]     |
[INFO] [stderr] 117 |     pub fn new<F>(rules: Vec<(&str, Box<for<'a> Fn(Span, &'a str, Vec<&'a str>) -> T>)>, unknown: F) -> Self
[INFO] [stderr]     |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn for<'a> Fn(Span, &'a str, Vec<&'a str>) -> T`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lexpar-0acb9fbc2d185cf7
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lexer-7c1af147ff76319c
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test unknown_token ... ok
[INFO] [stdout] test some_tokens ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/parser-57dc7c5a36cfc147
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test looping::parser8_fn_args ... ok
[INFO] [stdout] test looping::parser9_fold_fn_args ... ok
[INFO] [stdout] test parser1_ok_eof_unexpected ... ok
[INFO] [stdout] test parser3_epsilon_and_trailing_commas ... ok
[INFO] [stdout] test parser4_custom_handler ... ok
[INFO] [stdout] test parser2_nonterm_call ... ok
[INFO] [stdout] test looping::parser7_kleene_star ... ok
[INFO] [stdout] test parser5_nonterm_as_first_rule ... ok
[INFO] [stdout] test precedence::parser9_binop_infix_precedence_syntax ... ok
[INFO] [stdout] test parser6_recursive_grammar ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lexpar
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test src/parser.rs - parser (line 122) ... ignored
[INFO] [stdout] test src/parser.rs - parser (line 138) ... ok
[INFO] [stdout] test src/parser.rs - parser (line 527) ... ignored
[INFO] [stdout] test src/parser.rs - parser (line 106) ... ok
[INFO] [stdout] test src/parser.rs - parser (line 93) ... ok
[INFO] [stdout] test src/parser.rs - parser (line 63) ... ok
[INFO] [stdout] test src/parser.rs - parse_rules (line 607) ... ok
[INFO] [stdout] test src/parser.rs - parser (line 294) ... ok
[INFO] [stdout] test src/parser.rs - parser (line 465) ... ok
[INFO] [stdout] test src/parser.rs - parser (line 491) ... ok
[INFO] [stdout] test src/parser.rs - parser (line 225) ... ok
[INFO] [stdout] test src/parser.rs - parser (line 181) ... ok
[INFO] [stdout] test src/parser.rs - parser (line 168) ... ok
[INFO] [stdout] test src/parser.rs - parser (line 378) ... ok
[INFO] [stdout] test src/parser.rs - parser (line 329) ... ok
[INFO] [stdout] test src/parser.rs - parser (line 440) ... ok
[INFO] [stdout] test src/parser.rs - parser (line 261) ... ok
[INFO] [stdout] test src/lexer.rs - lexer::Lexer (line 79) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "101830c8d7126de18bc42bffb4ffa2243ded9926a80831ef501b70fbe2f49c03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "101830c8d7126de18bc42bffb4ffa2243ded9926a80831ef501b70fbe2f49c03", kill_on_drop: false }`
[INFO] [stdout] 101830c8d7126de18bc42bffb4ffa2243ded9926a80831ef501b70fbe2f49c03
