[INFO] cloning repository https://github.com/reymom/walk-the-dog-rs-wasm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/reymom/walk-the-dog-rs-wasm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freymom%2Fwalk-the-dog-rs-wasm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freymom%2Fwalk-the-dog-rs-wasm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 90b492352ebf280709cf306934d3ec30e833c56a
[INFO] checking reymom/walk-the-dog-rs-wasm against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freymom%2Fwalk-the-dog-rs-wasm" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/reymom/walk-the-dog-rs-wasm on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/reymom/walk-the-dog-rs-wasm
[INFO] finished tweaking git repo https://github.com/reymom/walk-the-dog-rs-wasm
[INFO] tweaked toml for git repo https://github.com/reymom/walk-the-dog-rs-wasm written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/reymom/walk-the-dog-rs-wasm 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde-wasm-bindgen v0.4.5
[INFO] [stderr]   Downloaded anyhow v1.0.62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f290ee965b4591c3726029cf1b8b5709c1280f221cbd34f24affed62d2dfd9d5
[INFO] running `Command { std: "docker" "start" "-a" "f290ee965b4591c3726029cf1b8b5709c1280f221cbd34f24affed62d2dfd9d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f290ee965b4591c3726029cf1b8b5709c1280f221cbd34f24affed62d2dfd9d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f290ee965b4591c3726029cf1b8b5709c1280f221cbd34f24affed62d2dfd9d5", kill_on_drop: false }`
[INFO] [stdout] f290ee965b4591c3726029cf1b8b5709c1280f221cbd34f24affed62d2dfd9d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70eb98d6e5fab416fb9e21e0d3bae95c5fee5b436bffd6f6e7a5dade76322d49
[INFO] running `Command { std: "docker" "start" "-a" "70eb98d6e5fab416fb9e21e0d3bae95c5fee5b436bffd6f6e7a5dade76322d49", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.83
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]    Compiling bumpalo v3.10.0
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]    Compiling wasm-bindgen v0.2.83
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]    Compiling libc v0.2.131
[INFO] [stderr]    Compiling futures-core v0.3.23
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling futures-channel v0.3.23
[INFO] [stderr]    Compiling futures-task v0.3.23
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-util v0.3.23
[INFO] [stderr]     Checking futures-sink v0.3.23
[INFO] [stderr]     Checking futures-io v0.3.23
[INFO] [stderr]    Compiling async-trait v0.1.57
[INFO] [stderr]    Compiling anyhow v1.0.62
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.32
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.83
[INFO] [stderr]    Compiling futures-macro v0.3.23
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.83
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.83
[INFO] [stderr]     Checking futures-executor v0.3.23
[INFO] [stderr]     Checking futures v0.3.23
[INFO] [stderr]     Checking js-sys v0.3.60
[INFO] [stderr]     Checking console_error_panic_hook v0.1.7
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.32
[INFO] [stderr]     Checking web-sys v0.3.59
[INFO] [stderr]     Checking serde-wasm-bindgen v0.4.5
[INFO] [stderr]     Checking wasm-bindgen-test v0.3.32
[INFO] [stderr]     Checking rust-webpack-template v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.48s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.83
[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" "70eb98d6e5fab416fb9e21e0d3bae95c5fee5b436bffd6f6e7a5dade76322d49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70eb98d6e5fab416fb9e21e0d3bae95c5fee5b436bffd6f6e7a5dade76322d49", kill_on_drop: false }`
[INFO] [stdout] 70eb98d6e5fab416fb9e21e0d3bae95c5fee5b436bffd6f6e7a5dade76322d49
[INFO] checking reymom/walk-the-dog-rs-wasm against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freymom%2Fwalk-the-dog-rs-wasm" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/reymom/walk-the-dog-rs-wasm on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/reymom/walk-the-dog-rs-wasm
[INFO] finished tweaking git repo https://github.com/reymom/walk-the-dog-rs-wasm
[INFO] tweaked toml for git repo https://github.com/reymom/walk-the-dog-rs-wasm written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/reymom/walk-the-dog-rs-wasm 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1154a5a354c7dc6f190171b5e5264eaadde9f95144f5d69021ec93b798f279d9
[INFO] running `Command { std: "docker" "start" "-a" "1154a5a354c7dc6f190171b5e5264eaadde9f95144f5d69021ec93b798f279d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1154a5a354c7dc6f190171b5e5264eaadde9f95144f5d69021ec93b798f279d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1154a5a354c7dc6f190171b5e5264eaadde9f95144f5d69021ec93b798f279d9", kill_on_drop: false }`
[INFO] [stdout] 1154a5a354c7dc6f190171b5e5264eaadde9f95144f5d69021ec93b798f279d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c85e44eeae58391b53a0d4c8fde1d3e65252726011c47a1b5cbd7c551da4df53
[INFO] running `Command { std: "docker" "start" "-a" "c85e44eeae58391b53a0d4c8fde1d3e65252726011c47a1b5cbd7c551da4df53", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.83
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling bumpalo v3.10.0
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]    Compiling wasm-bindgen v0.2.83
[INFO] [stderr]    Compiling futures-core v0.3.23
[INFO] [stderr]    Compiling libc v0.2.131
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-channel v0.3.23
[INFO] [stderr]    Compiling futures-task v0.3.23
[INFO] [stderr]     Checking futures-sink v0.3.23
[INFO] [stderr]    Compiling futures-util v0.3.23
[INFO] [stderr]     Checking futures-io v0.3.23
[INFO] [stderr]    Compiling anyhow v1.0.62
[INFO] [stderr]    Compiling async-trait v0.1.57
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.32
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.83
[INFO] [stderr]    Compiling futures-macro v0.3.23
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.83
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.83
[INFO] [stderr]     Checking futures-executor v0.3.23
[INFO] [stderr]     Checking futures v0.3.23
[INFO] [stderr]     Checking js-sys v0.3.60
[INFO] [stderr]     Checking console_error_panic_hook v0.1.7
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.32
[INFO] [stderr]     Checking web-sys v0.3.59
[INFO] [stderr]     Checking serde-wasm-bindgen v0.4.5
[INFO] [stderr]     Checking wasm-bindgen-test v0.3.32
[INFO] [stderr]     Checking rust-webpack-template v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.43s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.83
[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" "c85e44eeae58391b53a0d4c8fde1d3e65252726011c47a1b5cbd7c551da4df53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c85e44eeae58391b53a0d4c8fde1d3e65252726011c47a1b5cbd7c551da4df53", kill_on_drop: false }`
[INFO] [stdout] c85e44eeae58391b53a0d4c8fde1d3e65252726011c47a1b5cbd7c551da4df53