[INFO] cloning repository https://github.com/dsbrgg/rust-wasm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dsbrgg/rust-wasm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdsbrgg%2Frust-wasm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdsbrgg%2Frust-wasm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 22b52f414d59276931ed47dd6a621c002e821c20
[INFO] checking dsbrgg/rust-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%2Fdsbrgg%2Frust-wasm" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dsbrgg/rust-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] started tweaking git repo https://github.com/dsbrgg/rust-wasm
[INFO] finished tweaking git repo https://github.com/dsbrgg/rust-wasm
[INFO] tweaked toml for git repo https://github.com/dsbrgg/rust-wasm written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dsbrgg/rust-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 wee_alloc v0.4.2
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.29
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.29
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.29
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.29
[INFO] [stderr]   Downloaded console_error_panic_hook v0.1.5
[INFO] [stderr]   Downloaded js-sys v0.3.6
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.29
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.3.6
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.2.29
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.2.29
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52d0d88613b79ddd5f3ddc1a2d4956d6191c3ebdaa60b53d9c1d81fef6eddf27
[INFO] running `Command { std: "docker" "start" "-a" "52d0d88613b79ddd5f3ddc1a2d4956d6191c3ebdaa60b53d9c1d81fef6eddf27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52d0d88613b79ddd5f3ddc1a2d4956d6191c3ebdaa60b53d9c1d81fef6eddf27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52d0d88613b79ddd5f3ddc1a2d4956d6191c3ebdaa60b53d9c1d81fef6eddf27", kill_on_drop: false }`
[INFO] [stdout] 52d0d88613b79ddd5f3ddc1a2d4956d6191c3ebdaa60b53d9c1d81fef6eddf27
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17ea9b69783176d2cbc037143e3bf9999e2699cd8b411ff02ad1619e0f25f3c6
[INFO] running `Command { std: "docker" "start" "-a" "17ea9b69783176d2cbc037143e3bf9999e2699cd8b411ff02ad1619e0f25f3c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.29
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.29
[INFO] [stderr]     Checking futures v0.1.25
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.2.29
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.29
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.29
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.29
[INFO] [stderr]     Checking js-sys v0.3.6
[INFO] [stderr]     Checking console_error_panic_hook v0.1.5
[INFO] [stderr]     Checking game-of-life v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::console_error_panic_hook::set_once as set_panic_hook`
[INFO] [stdout]   --> src/utils.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 |         pub use self::console_error_panic_hook::set_once as set_panic_hook;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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] [stderr]     Checking wasm-bindgen-futures v0.3.6
[INFO] [stderr]     Checking wasm-bindgen-test v0.2.29
[INFO] [stdout] warning: unused import: `self::console_error_panic_hook::set_once as set_panic_hook`
[INFO] [stdout]   --> src/utils.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 |         pub use self::console_error_panic_hook::set_once as set_panic_hook;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.64s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.29
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "17ea9b69783176d2cbc037143e3bf9999e2699cd8b411ff02ad1619e0f25f3c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17ea9b69783176d2cbc037143e3bf9999e2699cd8b411ff02ad1619e0f25f3c6", kill_on_drop: false }`
[INFO] [stdout] 17ea9b69783176d2cbc037143e3bf9999e2699cd8b411ff02ad1619e0f25f3c6
[INFO] checking dsbrgg/rust-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%2Fdsbrgg%2Frust-wasm" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dsbrgg/rust-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] started tweaking git repo https://github.com/dsbrgg/rust-wasm
[INFO] finished tweaking git repo https://github.com/dsbrgg/rust-wasm
[INFO] tweaked toml for git repo https://github.com/dsbrgg/rust-wasm written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/dsbrgg/rust-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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 6bc7ef52a053949622b38ab9cd197b3a03c35473344cb555898780ca4e5a7ee1
[INFO] running `Command { std: "docker" "start" "-a" "6bc7ef52a053949622b38ab9cd197b3a03c35473344cb555898780ca4e5a7ee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bc7ef52a053949622b38ab9cd197b3a03c35473344cb555898780ca4e5a7ee1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bc7ef52a053949622b38ab9cd197b3a03c35473344cb555898780ca4e5a7ee1", kill_on_drop: false }`
[INFO] [stdout] 6bc7ef52a053949622b38ab9cd197b3a03c35473344cb555898780ca4e5a7ee1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 0f57d677f25e3431408ae515458ccac3e7e7e2c79f19783367b65f6a9e233667
[INFO] running `Command { std: "docker" "start" "-a" "0f57d677f25e3431408ae515458ccac3e7e7e2c79f19783367b65f6a9e233667", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.29
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.29
[INFO] [stderr]     Checking futures v0.1.25
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.2.29
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.29
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.29
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.29
[INFO] [stderr]     Checking js-sys v0.3.6
[INFO] [stderr]     Checking console_error_panic_hook v0.1.5
[INFO] [stderr]     Checking game-of-life v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::console_error_panic_hook::set_once as set_panic_hook`
[INFO] [stdout]   --> src/utils.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 |         pub use self::console_error_panic_hook::set_once as set_panic_hook;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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] [stderr]     Checking wasm-bindgen-futures v0.3.6
[INFO] [stderr]     Checking wasm-bindgen-test v0.2.29
[INFO] [stdout] warning: unused import: `self::console_error_panic_hook::set_once as set_panic_hook`
[INFO] [stdout]   --> src/utils.rs:12:17
[INFO] [stdout]    |
[INFO] [stdout] 12 |         pub use self::console_error_panic_hook::set_once as set_panic_hook;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.80s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: wasm-bindgen v0.2.29
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "0f57d677f25e3431408ae515458ccac3e7e7e2c79f19783367b65f6a9e233667", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f57d677f25e3431408ae515458ccac3e7e7e2c79f19783367b65f6a9e233667", kill_on_drop: false }`
[INFO] [stdout] 0f57d677f25e3431408ae515458ccac3e7e7e2c79f19783367b65f6a9e233667