[INFO] fetching crate keeshond_audio 0.25.0...
[INFO] checking keeshond_audio-0.25.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate keeshond_audio 0.25.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate keeshond_audio 0.25.0 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 crates.io crate keeshond_audio 0.25.0
[INFO] finished tweaking crates.io crate keeshond_audio 0.25.0
[INFO] tweaked toml for crates.io crate keeshond_audio 0.25.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 72 packages
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding lazy_static v0.2.11 (latest: v1.4.0)
[INFO] [stderr]       Adding libloading v0.5.2 (latest: v0.8.3)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding ogg v0.8.0 (latest: v0.9.1)
[INFO] [stderr]       Adding owning_ref v0.3.3 (latest: v0.4.1)
[INFO] [stderr]       Adding parking_lot v0.4.8 (latest: v0.12.1)
[INFO] [stderr]       Adding parking_lot_core v0.2.14 (latest: v0.9.9)
[INFO] [stderr]       Adding rand v0.4.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] [stderr]       Adding smallvec v0.6.14 (latest: v1.13.2)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding synstructure v0.12.6 (latest: v0.13.1)
[INFO] [stderr]       Adding time v0.1.45 (latest: v0.3.34)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding zip v0.5.13 (latest: v0.6.6)
[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 parking_lot_core v0.2.14
[INFO] [stderr]   Downloaded rental v0.5.6
[INFO] [stderr]   Downloaded al-sys v0.6.1
[INFO] [stderr]   Downloaded owning_ref v0.3.3
[INFO] [stderr]   Downloaded parking_lot v0.4.8
[INFO] [stderr]   Downloaded alto v3.0.4
[INFO] [stderr]   Downloaded libloading v0.5.2
[INFO] [stderr]   Downloaded rental-impl v0.5.5
[INFO] [stderr]   Downloaded hound v3.5.1
[INFO] [stderr]   Downloaded keeshond_datapack v0.13.0
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f51bd0ba861f01b805013bfad9cacecea1dc449467f9ecb952d556224fd45ea
[INFO] running `Command { std: "docker" "start" "-a" "4f51bd0ba861f01b805013bfad9cacecea1dc449467f9ecb952d556224fd45ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f51bd0ba861f01b805013bfad9cacecea1dc449467f9ecb952d556224fd45ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f51bd0ba861f01b805013bfad9cacecea1dc449467f9ecb952d556224fd45ea", kill_on_drop: false }`
[INFO] [stdout] 4f51bd0ba861f01b805013bfad9cacecea1dc449467f9ecb952d556224fd45ea
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aed3006aa03c5ce5933ad120dba7700c9899f615092c9f458010ae3060cc6e92
[INFO] running `Command { std: "docker" "start" "-a" "aed3006aa03c5ce5933ad120dba7700c9899f615092c9f458010ae3060cc6e92", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking ogg v0.8.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling al-sys v0.6.1
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking lewton v0.10.2
[INFO] [stderr]     Checking hound v3.5.1
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking bzip2 v0.4.4
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking keeshond_datapack v0.13.0
[INFO] [stderr]     Checking rental v0.5.6
[INFO] [stderr]     Checking alto v3.0.4
[INFO] [stderr]     Checking keeshond_audio v0.25.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.29s
[INFO] running `Command { std: "docker" "inspect" "aed3006aa03c5ce5933ad120dba7700c9899f615092c9f458010ae3060cc6e92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aed3006aa03c5ce5933ad120dba7700c9899f615092c9f458010ae3060cc6e92", kill_on_drop: false }`
[INFO] [stdout] aed3006aa03c5ce5933ad120dba7700c9899f615092c9f458010ae3060cc6e92
[INFO] checking keeshond_audio-0.25.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate keeshond_audio 0.25.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate keeshond_audio 0.25.0 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 crates.io crate keeshond_audio 0.25.0
[INFO] finished tweaking crates.io crate keeshond_audio 0.25.0
[INFO] tweaked toml for crates.io crate keeshond_audio 0.25.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 72 packages
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding lazy_static v0.2.11 (latest: v1.4.0)
[INFO] [stderr]       Adding libloading v0.5.2 (latest: v0.8.3)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.34.0)
[INFO] [stderr]       Adding ogg v0.8.0 (latest: v0.9.1)
[INFO] [stderr]       Adding owning_ref v0.3.3 (latest: v0.4.1)
[INFO] [stderr]       Adding parking_lot v0.4.8 (latest: v0.12.1)
[INFO] [stderr]       Adding parking_lot_core v0.2.14 (latest: v0.9.9)
[INFO] [stderr]       Adding rand v0.4.6 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_core v0.3.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_core v0.4.2 (latest: v0.6.4)
[INFO] [stderr]       Adding rdrand v0.4.0 (latest: v0.8.3)
[INFO] [stderr]       Adding smallvec v0.6.14 (latest: v1.13.2)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding synstructure v0.12.6 (latest: v0.13.1)
[INFO] [stderr]       Adding time v0.1.45 (latest: v0.3.34)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding zip v0.5.13 (latest: v0.6.6)
[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-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a33c91586814f17ab097ac5582d0cae5bf80f2476d7e84b0b6b981c488b5a5f5
[INFO] running `Command { std: "docker" "start" "-a" "a33c91586814f17ab097ac5582d0cae5bf80f2476d7e84b0b6b981c488b5a5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a33c91586814f17ab097ac5582d0cae5bf80f2476d7e84b0b6b981c488b5a5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a33c91586814f17ab097ac5582d0cae5bf80f2476d7e84b0b6b981c488b5a5f5", kill_on_drop: false }`
[INFO] [stdout] a33c91586814f17ab097ac5582d0cae5bf80f2476d7e84b0b6b981c488b5a5f5
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cbb129b39e6e96e585f37418239a46bc6894ce53bf2078da7cf31c7d3dc459a1
[INFO] running `Command { std: "docker" "start" "-a" "cbb129b39e6e96e585f37418239a46bc6894ce53bf2078da7cf31c7d3dc459a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling cmake v0.1.50
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]     Checking flate2 v1.0.28
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking ogg v0.8.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling al-sys v0.6.1
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking hound v3.5.1
[INFO] [stderr]     Checking lewton v0.10.2
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking bzip2 v0.4.4
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking keeshond_datapack v0.13.0
[INFO] [stderr]     Checking rental v0.5.6
[INFO] [stderr]     Checking alto v3.0.4
[INFO] [stderr]     Checking keeshond_audio v0.25.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.35s
[INFO] running `Command { std: "docker" "inspect" "cbb129b39e6e96e585f37418239a46bc6894ce53bf2078da7cf31c7d3dc459a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbb129b39e6e96e585f37418239a46bc6894ce53bf2078da7cf31c7d3dc459a1", kill_on_drop: false }`
[INFO] [stdout] cbb129b39e6e96e585f37418239a46bc6894ce53bf2078da7cf31c7d3dc459a1