[INFO] cloning repository https://github.com/exoticorn/curlywas
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/exoticorn/curlywas" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexoticorn%2Fcurlywas", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexoticorn%2Fcurlywas'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0e7ea508cd0e76836283ae68a44c9097df83c8ac
[INFO] checking exoticorn/curlywas against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexoticorn%2Fcurlywas" "/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/exoticorn/curlywas on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/exoticorn/curlywas
[INFO] finished tweaking git repo https://github.com/exoticorn/curlywas
[INFO] tweaked toml for git repo https://github.com/exoticorn/curlywas written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/exoticorn/curlywas 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ariadne v0.1.3
[INFO] [stderr]   Downloaded anyhow v1.0.55
[INFO] [stderr]   Downloaded const-random v0.1.13
[INFO] [stderr]   Downloaded wasm-encoder v0.10.0
[INFO] [stderr]   Downloaded const-random-macro v0.1.13
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ec5a46a6d0ffa28288646d0c6bc1ef0c63631be2aac0f32ecd4a1a72399cdbf
[INFO] running `Command { std: "docker" "start" "-a" "5ec5a46a6d0ffa28288646d0c6bc1ef0c63631be2aac0f32ecd4a1a72399cdbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ec5a46a6d0ffa28288646d0c6bc1ef0c63631be2aac0f32ecd4a1a72399cdbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ec5a46a6d0ffa28288646d0c6bc1ef0c63631be2aac0f32ecd4a1a72399cdbf", kill_on_drop: false }`
[INFO] [stdout] 5ec5a46a6d0ffa28288646d0c6bc1ef0c63631be2aac0f32ecd4a1a72399cdbf
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c232376d0361291368629dddc443c765d2f857f1768bd7645332a5e84bef33d6
[INFO] running `Command { std: "docker" "start" "-a" "c232376d0361291368629dddc443c765d2f857f1768bd7645332a5e84bef33d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling anyhow v1.0.55
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]     Checking yansi v0.5.0
[INFO] [stderr]     Checking pico-args v0.4.2
[INFO] [stderr]     Checking wasm-encoder v0.10.0
[INFO] [stderr]     Checking wasmparser v0.83.0
[INFO] [stderr]     Checking ariadne v0.1.3
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]     Checking const-random v0.1.13
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking chumsky v0.8.0
[INFO] [stderr]     Checking curlywas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]    --> src/ast.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 185 | pub struct MemoryLocation {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] 186 |     pub span: Span,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MemoryLocation` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]    --> src/ast.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 185 | pub struct MemoryLocation {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] 186 |     pub span: Span,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MemoryLocation` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.66s
[INFO] running `Command { std: "docker" "inspect" "c232376d0361291368629dddc443c765d2f857f1768bd7645332a5e84bef33d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c232376d0361291368629dddc443c765d2f857f1768bd7645332a5e84bef33d6", kill_on_drop: false }`
[INFO] [stdout] c232376d0361291368629dddc443c765d2f857f1768bd7645332a5e84bef33d6
[INFO] checking exoticorn/curlywas against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexoticorn%2Fcurlywas" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/exoticorn/curlywas on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/exoticorn/curlywas
[INFO] finished tweaking git repo https://github.com/exoticorn/curlywas
[INFO] tweaked toml for git repo https://github.com/exoticorn/curlywas written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/exoticorn/curlywas 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43cb7cc24a16533bc0797e8d6e49be8d21dc8752e568ae6b9587a286e361d7b3
[INFO] running `Command { std: "docker" "start" "-a" "43cb7cc24a16533bc0797e8d6e49be8d21dc8752e568ae6b9587a286e361d7b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43cb7cc24a16533bc0797e8d6e49be8d21dc8752e568ae6b9587a286e361d7b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43cb7cc24a16533bc0797e8d6e49be8d21dc8752e568ae6b9587a286e361d7b3", kill_on_drop: false }`
[INFO] [stdout] 43cb7cc24a16533bc0797e8d6e49be8d21dc8752e568ae6b9587a286e361d7b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d34556eaa594d850911e30db7837434e0601a961a549cbbbb8f2cc7fe3f73d1b
[INFO] running `Command { std: "docker" "start" "-a" "d34556eaa594d850911e30db7837434e0601a961a549cbbbb8f2cc7fe3f73d1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling anyhow v1.0.55
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]     Checking yansi v0.5.0
[INFO] [stderr]     Checking wasm-encoder v0.10.0
[INFO] [stderr]     Checking wasmparser v0.83.0
[INFO] [stderr]     Checking pico-args v0.4.2
[INFO] [stderr]     Checking ariadne v0.1.3
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]     Checking const-random v0.1.13
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking chumsky v0.8.0
[INFO] [stderr]     Checking curlywas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]    --> src/ast.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 185 | pub struct MemoryLocation {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] 186 |     pub span: Span,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MemoryLocation` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]    --> src/ast.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 185 | pub struct MemoryLocation {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] 186 |     pub span: Span,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `MemoryLocation` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.99s
[INFO] running `Command { std: "docker" "inspect" "d34556eaa594d850911e30db7837434e0601a961a549cbbbb8f2cc7fe3f73d1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d34556eaa594d850911e30db7837434e0601a961a549cbbbb8f2cc7fe3f73d1b", kill_on_drop: false }`
[INFO] [stdout] d34556eaa594d850911e30db7837434e0601a961a549cbbbb8f2cc7fe3f73d1b