[INFO] cloning repository https://github.com/TheMallen/napirs-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheMallen/napirs-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheMallen%2Fnapirs-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheMallen%2Fnapirs-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 972358c882b9caa334a440dc0e027667eafe6bd7
[INFO] checking TheMallen/napirs-test against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheMallen%2Fnapirs-test" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TheMallen/napirs-test on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/TheMallen/napirs-test
[INFO] finished tweaking git repo https://github.com/TheMallen/napirs-test
[INFO] tweaked toml for git repo https://github.com/TheMallen/napirs-test written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/TheMallen/napirs-test 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded swc_common v0.11.9
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[INFO] [stderr]   Downloaded cty v0.2.1
[INFO] [stderr]   Downloaded enum_kind v0.2.1
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[INFO] [stderr]   Downloaded syn v1.0.65
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[INFO] [stderr]   Downloaded cc v1.0.70
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[INFO] [stderr]   Downloaded swc_ecma_transforms_proposal v0.26.1
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[INFO] [stderr]   Downloaded mimalloc-rust v0.1.1
[INFO] [stderr]   Downloaded ast_node v0.7.3
[INFO] [stderr]   Downloaded string_cache v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 841f27ba642f64993d53b072940976994670c816464e891fbb2e52eb6347df89
[INFO] running `Command { std: "docker" "start" "-a" "841f27ba642f64993d53b072940976994670c816464e891fbb2e52eb6347df89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "841f27ba642f64993d53b072940976994670c816464e891fbb2e52eb6347df89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "841f27ba642f64993d53b072940976994670c816464e891fbb2e52eb6347df89", kill_on_drop: false }`
[INFO] [stdout] 841f27ba642f64993d53b072940976994670c816464e891fbb2e52eb6347df89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8ca03d3ac594b7f1ab32377e470de33982bc66a74ab681ffdbf7535eeb89201
[INFO] running `Command { std: "docker" "start" "-a" "f8ca03d3ac594b7f1ab32377e470de33982bc66a74ab681ffdbf7535eeb89201", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling ahash v0.7.4
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[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking unicode-bidi v0.3.6
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
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[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking owning_ref v0.4.1
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[INFO] [stderr]    Compiling rand v0.7.3
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[INFO] [stderr]     Checking lru v0.6.6
[INFO] [stderr]     Checking relative-path v1.5.0
[INFO] [stderr]     Checking object v0.26.2
[INFO] [stderr]    Compiling mimalloc-rust-sys v1.7.2
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[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling swcify v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking napi-sys v1.1.1
[INFO] [stderr]     Checking rustc-demangle v0.1.21
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[INFO] [stderr]    Compiling phf_generator v0.8.0
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[INFO] [stderr]     Checking lexical v5.2.2
[INFO] [stderr]     Checking mimalloc-rust v0.1.1
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[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling swc_visit_macros v0.2.3
[INFO] [stderr]    Compiling from_variant v0.1.3
[INFO] [stderr]    Compiling swc_eq_ignore_macros v0.1.0
[INFO] [stderr]    Compiling string_enum v0.3.1
[INFO] [stderr]    Compiling is-macro v0.1.9
[INFO] [stderr]    Compiling enum_kind v0.2.1
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling swc_ecma_transforms_macros v0.2.1
[INFO] [stderr]    Compiling swc_ecma_codegen_macros v0.5.2
[INFO] [stderr]    Compiling static-map-macro v0.2.1
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[INFO] [stderr]     Checking serde v1.0.130
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[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
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[INFO] [stderr]     Checking napi v1.7.6
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking swc_common v0.11.9
[INFO] [stderr]     Checking swc_ecma_ast v0.49.5
[INFO] [stderr]     Checking swc_node_base v0.2.3
[INFO] [stderr]     Checking swc_ecma_visit v0.35.2
[INFO] [stderr]     Checking swc_ecma_parser v0.63.0
[INFO] [stderr]     Checking swc_ecma_utils v0.40.1
[INFO] [stderr]     Checking swc_ecma_loader v0.11.1
[INFO] [stderr]     Checking swc_ecma_transforms_base v0.22.3
[INFO] [stderr]     Checking swc_ecma_codegen v0.62.1
[INFO] [stderr]     Checking swc_ecma_ext_transforms v0.21.0
[INFO] [stderr]     Checking swc_ecma_transforms_classes v0.8.0
[INFO] [stderr]     Checking swc_ecma_transforms_module v0.26.2
[INFO] [stderr]     Checking swc_ecma_transforms_typescript v0.28.2
[INFO] [stderr]     Checking swc_ecma_transforms_react v0.27.0
[INFO] [stderr]     Checking swc_ecma_transforms_optimization v0.29.1
[INFO] [stderr]     Checking swc_ecma_transforms_proposal v0.26.1
[INFO] [stderr]     Checking swc_ecma_transforms_compat v0.25.2
[INFO] [stderr]     Checking swc_ecma_transforms v0.59.0
[INFO] [stderr]     Checking swc_ecma_preset_env v0.29.0
[INFO] [stderr]     Checking swc_ecmascript v0.46.0
[INFO] [stderr]     Checking swc v0.30.0
[INFO] [stdout] warning: the item `swc_common` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:17:3
[INFO] [stdout]    |
[INFO] [stdout] 17 |   self,
[INFO] [stdout]    |   ^^^^ the item `swc_common` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `swc_common` is imported redundantly
[INFO] [stdout]   --> src/lib.rs:17:3
[INFO] [stdout]    |
[INFO] [stdout] 17 |   self,
[INFO] [stdout]    |   ^^^^ the item `swc_common` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 30.94s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: swc_ecma_codegen v0.62.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "f8ca03d3ac594b7f1ab32377e470de33982bc66a74ab681ffdbf7535eeb89201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8ca03d3ac594b7f1ab32377e470de33982bc66a74ab681ffdbf7535eeb89201", kill_on_drop: false }`
[INFO] [stdout] f8ca03d3ac594b7f1ab32377e470de33982bc66a74ab681ffdbf7535eeb89201