[INFO] fetching crate cfn-guard-lambda 2.1.3...
[INFO] checking cfn-guard-lambda-2.1.3 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate cfn-guard-lambda 2.1.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate cfn-guard-lambda 2.1.3 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cfn-guard-lambda 2.1.3
[INFO] finished tweaking crates.io crate cfn-guard-lambda 2.1.3
[INFO] tweaked toml for crates.io crate cfn-guard-lambda 2.1.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate cfn-guard-lambda 2.1.3 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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itertools v0.4.19
[INFO] [stderr]   Downloaded string-builder v0.2.0
[INFO] [stderr]   Downloaded grep-matcher v0.1.5
[INFO] [stderr]   Downloaded lambda_runtime v0.3.0
[INFO] [stderr]   Downloaded nom_locate v2.1.0
[INFO] [stderr]   Downloaded simple_logger v4.0.0
[INFO] [stderr]   Downloaded grep-regex v0.1.10
[INFO] [stderr]   Downloaded grep-searcher v0.1.10
[INFO] [stderr]   Downloaded cfn-guard v2.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f37f3cbece79a0a2848467aef214951a0ba317328b73ab6a6cbd8dd0238aa455
[INFO] running `Command { std: "docker" "start" "-a" "f37f3cbece79a0a2848467aef214951a0ba317328b73ab6a6cbd8dd0238aa455", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f37f3cbece79a0a2848467aef214951a0ba317328b73ab6a6cbd8dd0238aa455", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f37f3cbece79a0a2848467aef214951a0ba317328b73ab6a6cbd8dd0238aa455", kill_on_drop: false }`
[INFO] [stdout] f37f3cbece79a0a2848467aef214951a0ba317328b73ab6a6cbd8dd0238aa455
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb472ef4242a4f487575ed5e985622171d87fa6e8b4d74089a564be82f03cf37
[INFO] running `Command { std: "docker" "start" "-a" "bb472ef4242a4f487575ed5e985622171d87fa6e8b4d74089a564be82f03cf37", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling nom v5.1.2
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[INFO] [stderr]    Compiling serde_json v1.0.87
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[INFO] [stderr]    Compiling rstest_macros v0.14.0
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[INFO] [stderr]    Compiling time-macros v0.2.6
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[INFO] [stderr]     Checking heck v0.3.3
[INFO] [stderr]     Checking itertools v0.4.19
[INFO] [stderr]     Checking string-builder v0.2.0
[INFO] [stderr]     Checking urlencoding v2.1.2
[INFO] [stderr]     Checking time v0.3.17
[INFO] [stderr]     Checking simple_logger v4.0.0
[INFO] [stderr]     Checking nom_locate v2.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.25
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.23
[INFO] [stderr]    Compiling async-stream-impl v0.3.3
[INFO] [stderr]    Compiling enumflags2_derive v0.7.4
[INFO] [stderr]     Checking async-stream v0.3.3
[INFO] [stderr]     Checking enumflags2 v0.7.5
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tracing-error v0.1.2
[INFO] [stderr]     Checking futures-executor v0.3.25
[INFO] [stderr]     Checking futures v0.3.25
[INFO] [stderr]     Checking rstest v0.15.0
[INFO] [stderr]     Checking hyper v0.14.23
[INFO] [stderr]     Checking tokio-stream v0.1.11
[INFO] [stderr]     Checking serde_yaml v0.9.14
[INFO] [stderr]     Checking lambda_runtime v0.3.0
[INFO] [stderr]     Checking cfn-guard v2.1.3
[INFO] [stderr]     Checking cfn-guard-lambda v2.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: found module declaration for main.rs
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod main;
[INFO] [stdout]   | ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: a binary crate cannot be used as library
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/main.rs:51:23
[INFO] [stdout]    |
[INFO] [stdout] 51 |             Err(e) => (e.to_string()),
[INFO] [stdout]    |                       ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 51 -             Err(e) => (e.to_string()),
[INFO] [stdout] 51 +             Err(e) => e.to_string(),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found module declaration for main.rs
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub mod main;
[INFO] [stdout]   | ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: a binary crate cannot be used as library
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/main.rs:51:23
[INFO] [stdout]    |
[INFO] [stdout] 51 |             Err(e) => (e.to_string()),
[INFO] [stdout]    |                       ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 51 -             Err(e) => (e.to_string()),
[INFO] [stdout] 51 +             Err(e) => e.to_string(),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/main.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | async fn main() -> Result<(), Error> {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/main.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | async fn main() -> Result<(), Error> {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         write!(f, "{}", serde_json::to_string_pretty(&self).unwrap());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         write!(f, "{}", serde_json::to_string_pretty(&self).unwrap());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/main.rs:51:23
[INFO] [stdout]    |
[INFO] [stdout] 51 |             Err(e) => (e.to_string()),
[INFO] [stdout]    |                       ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 51 -             Err(e) => (e.to_string()),
[INFO] [stdout] 51 +             Err(e) => e.to_string(),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]   --> src/main.rs:51:23
[INFO] [stdout]    |
[INFO] [stdout] 51 |             Err(e) => (e.to_string()),
[INFO] [stdout]    |                       ^             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 51 -             Err(e) => (e.to_string()),
[INFO] [stdout] 51 +             Err(e) => e.to_string(),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         write!(f, "{}", serde_json::to_string_pretty(&self).unwrap());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:63:9
[INFO] [stdout]    |
[INFO] [stdout] 63 |         write!(f, "{}", serde_json::to_string_pretty(&self).unwrap());
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.16s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.2
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "bb472ef4242a4f487575ed5e985622171d87fa6e8b4d74089a564be82f03cf37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb472ef4242a4f487575ed5e985622171d87fa6e8b4d74089a564be82f03cf37", kill_on_drop: false }`
[INFO] [stdout] bb472ef4242a4f487575ed5e985622171d87fa6e8b4d74089a564be82f03cf37
