[INFO] fetching crate bart_derive 0.1.4...
[INFO] testing bart_derive-0.1.4 against 1.54.0 for beta-1.55-1
[INFO] extracting crate bart_derive 0.1.4 into /workspace/builds/worker-116/source
[INFO] validating manifest of crates.io crate bart_derive 0.1.4 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bart_derive 0.1.4
[INFO] finished tweaking crates.io crate bart_derive 0.1.4
[INFO] tweaked toml for crates.io crate bart_derive 0.1.4 written to /workspace/builds/worker-116/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 695aa05e9fbd227aee61c9d2ae167e3823d511deceb23fbe17f3a920b04549d1
[INFO] running `Command { std: "docker" "start" "-a" "695aa05e9fbd227aee61c9d2ae167e3823d511deceb23fbe17f3a920b04549d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "695aa05e9fbd227aee61c9d2ae167e3823d511deceb23fbe17f3a920b04549d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "695aa05e9fbd227aee61c9d2ae167e3823d511deceb23fbe17f3a920b04549d1", kill_on_drop: false }`
[INFO] [stdout] 695aa05e9fbd227aee61c9d2ae167e3823d511deceb23fbe17f3a920b04549d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fad9f64a07db64617442d5c2591626a33aa0303973da298a561fd4b65c8b13a4
[INFO] running `Command { std: "docker" "start" "-a" "fad9f64a07db64617442d5c2591626a33aa0303973da298a561fd4b65c8b13a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling itertools v0.6.5
[INFO] [stderr]    Compiling syn v0.10.8
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling bart_derive v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/generator.rs:35:86
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn scope(name: token::Name, scope_level: u32, ast: ast::Ast, partials_resolver: &mut PartialsResolver)
[INFO] [stdout]    |                                                                                      ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PartialsResolver`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/generator.rs:45:75
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn generate(node: ast::Ast, scope_level: u32, partials_resolver: &mut PartialsResolver) -> quote::Tokens {
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PartialsResolver`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/scanner.rs:90:37
[INFO] [stdout]    |
[INFO] [stdout] 90 |     enum Head { Positive, Negative };
[INFO] [stdout]    |                                     ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/scanner.rs:91:43
[INFO] [stdout]    |
[INFO] [stdout] 91 |     enum Tail { Conditional, Scope, None };
[INFO] [stdout]    |                                           ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:91:56
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let (template, mut partials_resolver): (_, Box<generator::PartialsResolver>) =
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn generator::PartialsResolver`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]   --> src/scanner.rs:49:39
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let input = input[leading_dots..].trim_left();
[INFO] [stdout]    |                                       ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]   --> src/scanner.rs:52:49
[INFO] [stdout]    |
[INFO] [stdout] 52 |         true => (true, input[..input.len() - 2].trim_right()),
[INFO] [stdout]    |                                                 ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/generator.rs:20:28
[INFO] [stdout]    |
[INFO] [stdout] 20 |                     panic!(format!("Too many leading dots ({}) in scope depth of only {}", x, scope_depth));
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 20 |                     panic!("Too many leading dots ({}) in scope depth of only {}", x, scope_depth);
[INFO] [stdout]    |                           --                                                                    --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.30s
[INFO] running `Command { std: "docker" "inspect" "fad9f64a07db64617442d5c2591626a33aa0303973da298a561fd4b65c8b13a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fad9f64a07db64617442d5c2591626a33aa0303973da298a561fd4b65c8b13a4", kill_on_drop: false }`
[INFO] [stdout] fad9f64a07db64617442d5c2591626a33aa0303973da298a561fd4b65c8b13a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07254213e1feccf1b552239779d5b596b7aa15893e5259ed120cf24d87ccb29c
[INFO] running `Command { std: "docker" "start" "-a" "07254213e1feccf1b552239779d5b596b7aa15893e5259ed120cf24d87ccb29c", kill_on_drop: false }`
[INFO] [stderr]    Compiling bart_derive v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/generator.rs:35:86
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn scope(name: token::Name, scope_level: u32, ast: ast::Ast, partials_resolver: &mut PartialsResolver)
[INFO] [stdout]    |                                                                                      ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PartialsResolver`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/generator.rs:45:75
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn generate(node: ast::Ast, scope_level: u32, partials_resolver: &mut PartialsResolver) -> quote::Tokens {
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PartialsResolver`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/scanner.rs:90:37
[INFO] [stdout]    |
[INFO] [stdout] 90 |     enum Head { Positive, Negative };
[INFO] [stdout]    |                                     ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/scanner.rs:91:43
[INFO] [stdout]    |
[INFO] [stdout] 91 |     enum Tail { Conditional, Scope, None };
[INFO] [stdout]    |                                           ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:91:56
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let (template, mut partials_resolver): (_, Box<generator::PartialsResolver>) =
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn generator::PartialsResolver`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]   --> src/scanner.rs:49:39
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let input = input[leading_dots..].trim_left();
[INFO] [stdout]    |                                       ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]   --> src/scanner.rs:52:49
[INFO] [stdout]    |
[INFO] [stdout] 52 |         true => (true, input[..input.len() - 2].trim_right()),
[INFO] [stdout]    |                                                 ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/generator.rs:20:28
[INFO] [stdout]    |
[INFO] [stdout] 20 |                     panic!(format!("Too many leading dots ({}) in scope depth of only {}", x, scope_depth));
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 20 |                     panic!("Too many leading dots ({}) in scope depth of only {}", x, scope_depth);
[INFO] [stdout]    |                           --                                                                    --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/generator.rs:35:86
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn scope(name: token::Name, scope_level: u32, ast: ast::Ast, partials_resolver: &mut PartialsResolver)
[INFO] [stdout]    |                                                                                      ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PartialsResolver`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/generator.rs:45:75
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn generate(node: ast::Ast, scope_level: u32, partials_resolver: &mut PartialsResolver) -> quote::Tokens {
[INFO] [stdout]    |                                                                           ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PartialsResolver`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/scanner.rs:90:37
[INFO] [stdout]    |
[INFO] [stdout] 90 |     enum Head { Positive, Negative };
[INFO] [stdout]    |                                     ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/scanner.rs:91:43
[INFO] [stdout]    |
[INFO] [stdout] 91 |     enum Tail { Conditional, Scope, None };
[INFO] [stdout]    |                                           ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:91:56
[INFO] [stdout]    |
[INFO] [stdout] 91 |         let (template, mut partials_resolver): (_, Box<generator::PartialsResolver>) =
[INFO] [stdout]    |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn generator::PartialsResolver`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]   --> src/scanner.rs:49:39
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let input = input[leading_dots..].trim_left();
[INFO] [stdout]    |                                       ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stdout]   --> src/scanner.rs:52:49
[INFO] [stdout]    |
[INFO] [stdout] 52 |         true => (true, input[..input.len() - 2].trim_right()),
[INFO] [stdout]    |                                                 ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/generator.rs:20:28
[INFO] [stdout]    |
[INFO] [stdout] 20 |                     panic!(format!("Too many leading dots ({}) in scope depth of only {}", x, scope_depth));
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 20 |                     panic!("Too many leading dots ({}) in scope depth of only {}", x, scope_depth);
[INFO] [stdout]    |                           --                                                                    --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `Command { std: "docker" "inspect" "07254213e1feccf1b552239779d5b596b7aa15893e5259ed120cf24d87ccb29c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07254213e1feccf1b552239779d5b596b7aa15893e5259ed120cf24d87ccb29c", kill_on_drop: false }`
[INFO] [stdout] 07254213e1feccf1b552239779d5b596b7aa15893e5259ed120cf24d87ccb29c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-116/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c64b2e9ff4c40386576ecef617ea3c5e19f1138377e6b8d54413ce3c62f12fff
[INFO] running `Command { std: "docker" "start" "-a" "c64b2e9ff4c40386576ecef617ea3c5e19f1138377e6b8d54413ce3c62f12fff", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/generator.rs:35:86
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn scope(name: token::Name, scope_level: u32, ast: ast::Ast, partials_resolver: &mut PartialsResolver)
[INFO] [stderr]    |                                                                                      ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PartialsResolver`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/generator.rs:45:75
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub fn generate(node: ast::Ast, scope_level: u32, partials_resolver: &mut PartialsResolver) -> quote::Tokens {
[INFO] [stderr]    |                                                                           ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PartialsResolver`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/scanner.rs:90:37
[INFO] [stderr]    |
[INFO] [stderr] 90 |     enum Head { Positive, Negative };
[INFO] [stderr]    |                                     ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/scanner.rs:91:43
[INFO] [stderr]    |
[INFO] [stderr] 91 |     enum Tail { Conditional, Scope, None };
[INFO] [stderr]    |                                           ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:91:56
[INFO] [stderr]    |
[INFO] [stderr] 91 |         let (template, mut partials_resolver): (_, Box<generator::PartialsResolver>) =
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn generator::PartialsResolver`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stderr]   --> src/scanner.rs:49:39
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let input = input[leading_dots..].trim_left();
[INFO] [stderr]    |                                       ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stderr]   --> src/scanner.rs:52:49
[INFO] [stderr]    |
[INFO] [stderr] 52 |         true => (true, input[..input.len() - 2].trim_right()),
[INFO] [stderr]    |                                                 ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/generator.rs:20:28
[INFO] [stderr]    |
[INFO] [stderr] 20 |                     panic!(format!("Too many leading dots ({}) in scope depth of only {}", x, scope_depth));
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 20 |                     panic!("Too many leading dots ({}) in scope depth of only {}", x, scope_depth);
[INFO] [stderr]    |                           --                                                                    --
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/generator.rs:35:86
[INFO] [stderr]    |
[INFO] [stderr] 35 | fn scope(name: token::Name, scope_level: u32, ast: ast::Ast, partials_resolver: &mut PartialsResolver)
[INFO] [stderr]    |                                                                                      ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PartialsResolver`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/generator.rs:45:75
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub fn generate(node: ast::Ast, scope_level: u32, partials_resolver: &mut PartialsResolver) -> quote::Tokens {
[INFO] [stderr]    |                                                                           ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PartialsResolver`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/scanner.rs:90:37
[INFO] [stderr]    |
[INFO] [stderr] 90 |     enum Head { Positive, Negative };
[INFO] [stderr]    |                                     ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/scanner.rs:91:43
[INFO] [stderr]    |
[INFO] [stderr] 91 |     enum Tail { Conditional, Scope, None };
[INFO] [stderr]    |                                           ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:91:56
[INFO] [stderr]    |
[INFO] [stderr] 91 |         let (template, mut partials_resolver): (_, Box<generator::PartialsResolver>) =
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn generator::PartialsResolver`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stderr]   --> src/scanner.rs:49:39
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let input = input[leading_dots..].trim_left();
[INFO] [stderr]    |                                       ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `core::str::<impl str>::trim_right`: superseded by `trim_end`
[INFO] [stderr]   --> src/scanner.rs:52:49
[INFO] [stderr]    |
[INFO] [stderr] 52 |         true => (true, input[..input.len() - 2].trim_right()),
[INFO] [stderr]    |                                                 ^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end`
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/generator.rs:20:28
[INFO] [stderr]    |
[INFO] [stderr] 20 |                     panic!(format!("Too many leading dots ({}) in scope depth of only {}", x, scope_depth));
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]    = note: this is no longer accepted in Rust 2021
[INFO] [stderr]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 20 |                     panic!("Too many leading dots ({}) in scope depth of only {}", x, scope_depth);
[INFO] [stderr]    |                           --                                                                    --
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bart_derive-61ca67f9351cad27)
[INFO] [stdout] 
[INFO] [stdout] running 50 tests
[INFO] [stdout] test generator::tests::resolves_function_calls ... ok
[INFO] [stdout] test generator::tests::resolves_top_level_names ... ok
[INFO] [stdout] test parser::test::it_works ... ok
[INFO] [stdout] test parser::test::partials ... ok
[INFO] [stdout] test parser::test::section_closer_mismatch ... ok
[INFO] [stdout] test parser::test::simple_conditional ... ok
[INFO] [stdout] test parser::test::simple_negative_conditional ... ok
[INFO] [stdout] test parser::test::simple_negative_iteration ... ok
[INFO] [stdout] test parser::test::simple_scope ... ok
[INFO] [stdout] test parser::test::understands_unescaped_interpolation ... ok
[INFO] [stdout] test scanner::tests::bart_tag_matches ... ok
[INFO] [stdout] test scanner::tests::bart_tag_matches_iteration_section_opener ... ok
[INFO] [stdout] test scanner::tests::bart_tag_matches_name_with_underscore ... ok
[INFO] [stdout] test scanner::tests::bart_tag_matches_negative_iteration_section_opener ... ok
[INFO] [stdout] test scanner::tests::bart_tag_matches_partial_include ... ok
[INFO] [stdout] test scanner::tests::bart_tag_matches_scope_section_opener ... ok
[INFO] [stdout] test scanner::tests::bart_tag_matches_unescaped_interpolation ... ok
[INFO] [stdout] test scanner::tests::bart_tag_mismatches ... ok
[INFO] [stdout] test generator::tests::resolves_nested_names ... ok
[INFO] [stdout] test parser::test::simple_iteration ... ok
[INFO] [stdout] test scanner::tests::bart_tag_matches_section_closer ... ok
[INFO] [stdout] test scanner::tests::bart_tag_must_be_closed ... ok
[INFO] [stdout] test scanner::tests::bart_tag_matches_negative_conditional_section_opener ... ok
[INFO] [stdout] test scanner::tests::consume_mismatches ... ok
[INFO] [stdout] test scanner::tests::error_on_invalid_tag ... ok
[INFO] [stdout] test scanner::tests::function_call_name ... ok
[INFO] [stdout] test scanner::tests::literal_reads_until_tag ... ok
[INFO] [stdout] test scanner::tests::literal_returns_none_at_tag ... ok
[INFO] [stdout] test scanner::tests::name_with_multiple_segments ... ok
[INFO] [stdout] test scanner::tests::name_with_whitespace ... ok
[INFO] [stdout] test scanner::tests::simple_name_parses ... ok
[INFO] [stdout] test scanner::tests::name_without_any_segments ... ok
[INFO] [stdout] test scanner::tests::simple_segmented_name_denies_funny_syntax ... ok
[INFO] [stdout] test scanner::tests::simple_segmented_name_parses ... ok
[INFO] [stdout] test scanner::tests::simple_segmented_name_with_segments_parses ... ok
[INFO] [stdout] test scanner::tests::tags_with_leading_dots ... ok
[INFO] [stdout] test scanner::tests::tags_with_segmented_names ... ok
[INFO] [stdout] test scanner::tests::tags_with_segmentless_name ... ok
[INFO] [stdout] test scanner::tests::tags_with_segmentless_name_missing_dots ... ok
[INFO] [stdout] test scanner::tests::template_with_mixed_content ... ok
[INFO] [stdout] test scanner::tests::template_with_tightly_packed_tags ... ok
[INFO] [stdout] test scanner::tests::tuple_struct_name ... ok
[INFO] [stdout] test scanner::tests::consume_matches ... ok
[INFO] [stdout] test scanner::tests::simple_segmented_name_denies_leading_dots ... ok
[INFO] [stdout] test scanner::tests::error_on_invalid_tag_2 ... ok
[INFO] [stdout] test scanner::tests::name_with_leading_dots ... ok
[INFO] [stderr]    Doc-tests bart_derive
[INFO] [stdout] test scanner::tests::function_call_name_with_whitespace ... ok
[INFO] [stdout] test scanner::tests::literal_reads_until_end ... ok
[INFO] [stdout] test scanner::tests::literal_returns_none_at_end ... ok
[INFO] [stdout] test scanner::tests::bart_tag_matches_conditional_section_opener ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 50 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> /opt/rustwide/workdir/src/scanner.rs:90:37
[INFO] [stderr]    |
[INFO] [stderr] 90 |     enum Head { Positive, Negative };
[INFO] [stderr]    |                                     ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> /opt/rustwide/workdir/src/scanner.rs:91:43
[INFO] [stderr]    |
[INFO] [stderr] 91 |     enum Tail { Conditional, Scope, None };
[INFO] [stderr]    |                                           ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c64b2e9ff4c40386576ecef617ea3c5e19f1138377e6b8d54413ce3c62f12fff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c64b2e9ff4c40386576ecef617ea3c5e19f1138377e6b8d54413ce3c62f12fff", kill_on_drop: false }`
[INFO] [stdout] c64b2e9ff4c40386576ecef617ea3c5e19f1138377e6b8d54413ce3c62f12fff
