[INFO] fetching crate vinezombie 0.1.0...
[INFO] checking vinezombie-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate vinezombie 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate vinezombie 0.1.0 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 vinezombie 0.1.0
[INFO] finished tweaking crates.io crate vinezombie 0.1.0
[INFO] tweaked toml for crates.io crate vinezombie 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate vinezombie 0.1.0 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 whoami v1.4.1
[INFO] [stderr]   Downloaded serde v1.0.174
[INFO] [stderr]   Downloaded rustls-webpki v0.101.1
[INFO] [stderr]   Downloaded rustls v0.21.5
[INFO] [stderr]   Downloaded serde_derive v1.0.174
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] db90e33ff8f3e9203623b328eb07212291f0dfd656a113c52784810c18b9f7b2
[INFO] running `Command { std: "docker" "start" "-a" "db90e33ff8f3e9203623b328eb07212291f0dfd656a113c52784810c18b9f7b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db90e33ff8f3e9203623b328eb07212291f0dfd656a113c52784810c18b9f7b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db90e33ff8f3e9203623b328eb07212291f0dfd656a113c52784810c18b9f7b2", kill_on_drop: false }`
[INFO] [stdout] db90e33ff8f3e9203623b328eb07212291f0dfd656a113c52784810c18b9f7b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 304dd0d36be52bfcc5549e2f419a259d7b231d35c2be4582bf7be25c4be3b37d
[INFO] running `Command { std: "docker" "start" "-a" "304dd0d36be52bfcc5549e2f419a259d7b231d35c2be4582bf7be25c4be3b37d", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling rustls v0.21.5
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]    Compiling quote v1.0.31
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]     Checking base64 v0.21.2
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking rustls-pemfile v1.0.3
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking rustls-native-certs v0.6.3
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]     Checking rustls-webpki v0.101.1
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking vinezombie v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `make_ref_mut` is never used
[INFO] [stdout]   --> src/util/dynsized.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub unsafe trait DynSized {
[INFO] [stdout]    |                  -------- associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 20 |     unsafe fn make_ref_mut(ptr: NonNull<u8>, meta: &Self::Metadata) -> Self::RefMut<'_>;
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `make_ref_mut` is never used
[INFO] [stdout]   --> src/util/dynsized.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub unsafe trait DynSized {
[INFO] [stdout]    |                  -------- associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 20 |     unsafe fn make_ref_mut(ptr: NonNull<u8>, meta: &Self::Metadata) -> Self::RefMut<'_>;
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout]    |
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.04s
[INFO] running `Command { std: "docker" "inspect" "304dd0d36be52bfcc5549e2f419a259d7b231d35c2be4582bf7be25c4be3b37d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "304dd0d36be52bfcc5549e2f419a259d7b231d35c2be4582bf7be25c4be3b37d", kill_on_drop: false }`
[INFO] [stdout] 304dd0d36be52bfcc5549e2f419a259d7b231d35c2be4582bf7be25c4be3b37d
[INFO] checking vinezombie-0.1.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate vinezombie 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate vinezombie 0.1.0 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 vinezombie 0.1.0
[INFO] finished tweaking crates.io crate vinezombie 0.1.0
[INFO] tweaked toml for crates.io crate vinezombie 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate vinezombie 0.1.0 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c995094389c11c5a6624c9157c4e3e8213d4dcbaaa3e0a9faf376f6b8a332d77
[INFO] running `Command { std: "docker" "start" "-a" "c995094389c11c5a6624c9157c4e3e8213d4dcbaaa3e0a9faf376f6b8a332d77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c995094389c11c5a6624c9157c4e3e8213d4dcbaaa3e0a9faf376f6b8a332d77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c995094389c11c5a6624c9157c4e3e8213d4dcbaaa3e0a9faf376f6b8a332d77", kill_on_drop: false }`
[INFO] [stdout] c995094389c11c5a6624c9157c4e3e8213d4dcbaaa3e0a9faf376f6b8a332d77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 59a5c5ecdd4383f0c40a5a604741d191d9053d2397b730d0bf3394e50db9d650
[INFO] running `Command { std: "docker" "start" "-a" "59a5c5ecdd4383f0c40a5a604741d191d9053d2397b730d0bf3394e50db9d650", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]    Compiling tokio v1.29.1
[INFO] [stderr]    Compiling rustls v0.21.5
[INFO] [stderr]    Compiling quote v1.0.31
[INFO] [stderr]     Checking pin-project-lite v0.2.10
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling syn v2.0.27
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking base64 v0.21.2
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking overload v0.1.1
[INFO] [stderr]     Checking nu-ansi-term v0.46.0
[INFO] [stderr]     Checking rustls-pemfile v1.0.3
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]     Checking rustls-native-certs v0.6.3
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking tracing-subscriber v0.3.17
[INFO] [stderr]     Checking rustls-webpki v0.101.1
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.26
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking vinezombie v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function `make_ref_mut` is never used
[INFO] [stdout]   --> src/util/dynsized.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub unsafe trait DynSized {
[INFO] [stdout]    |                  -------- associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 20 |     unsafe fn make_ref_mut(ptr: NonNull<u8>, meta: &Self::Metadata) -> Self::RefMut<'_>;
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout]    |
[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: associated function `make_ref_mut` is never used
[INFO] [stdout]   --> src/util/dynsized.rs:20:15
[INFO] [stdout]    |
[INFO] [stdout] 9  | pub unsafe trait DynSized {
[INFO] [stdout]    |                  -------- associated function in this trait
[INFO] [stdout] ...
[INFO] [stdout] 20 |     unsafe fn make_ref_mut(ptr: NonNull<u8>, meta: &Self::Metadata) -> Self::RefMut<'_>;
[INFO] [stdout]    |               ^^^^^^^^^^^^
[INFO] [stdout]    |
[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 25.24s
[INFO] running `Command { std: "docker" "inspect" "59a5c5ecdd4383f0c40a5a604741d191d9053d2397b730d0bf3394e50db9d650", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59a5c5ecdd4383f0c40a5a604741d191d9053d2397b730d0bf3394e50db9d650", kill_on_drop: false }`
[INFO] [stdout] 59a5c5ecdd4383f0c40a5a604741d191d9053d2397b730d0bf3394e50db9d650