[INFO] fetching crate megadex_rkv 0.1.1... [INFO] checking megadex_rkv-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate megadex_rkv 0.1.1 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate megadex_rkv 0.1.1 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 megadex_rkv 0.1.1 [INFO] finished tweaking crates.io crate megadex_rkv 0.1.1 [INFO] tweaked toml for crates.io crate megadex_rkv 0.1.1 written to /workspace/builds/worker-0-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 59 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding idna v0.1.5 (latest: v0.5.0) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding lmdb-rkv v0.11.4 (latest: v0.14.0) [INFO] [stderr] Adding lmdb-rkv-sys v0.8.6 (latest: v0.11.2) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding ordered-float v1.1.1 (latest: v4.2.0) [INFO] [stderr] Adding percent-encoding v1.0.1 (latest: v2.3.1) [INFO] [stderr] Adding rkv v0.8.0 (latest: v0.19.0) [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 url v1.7.2 (latest: v2.5.0) [INFO] [stderr] Adding uuid v0.7.4 (latest: v1.8.0) [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 ordered-float v1.1.1 [INFO] [stderr] Downloaded rkv v0.8.0 [INFO] [stderr] Downloaded lmdb-rkv-sys v0.8.6 [INFO] [stderr] Downloaded lmdb-rkv v0.11.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 5b5359b28f398861cb2a559d21a0cb729b9c45eb84376e91858dd0c0673d48f2 [INFO] running `Command { std: "docker" "start" "-a" "5b5359b28f398861cb2a559d21a0cb729b9c45eb84376e91858dd0c0673d48f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5b5359b28f398861cb2a559d21a0cb729b9c45eb84376e91858dd0c0673d48f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b5359b28f398861cb2a559d21a0cb729b9c45eb84376e91858dd0c0673d48f2", kill_on_drop: false }` [INFO] [stdout] 5b5359b28f398861cb2a559d21a0cb729b9c45eb84376e91858dd0c0673d48f2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 09cd05d025bafc86ba1cd1526bce51b93e97fec73b424efb2b1b38444119e18f [INFO] running `Command { std: "docker" "start" "-a" "09cd05d025bafc86ba1cd1526bce51b93e97fec73b424efb2b1b38444119e18f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling rustix v0.38.32 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling lmdb-rkv-sys v0.8.6 [INFO] [stderr] Checking matches v0.1.10 [INFO] [stderr] Checking unicode-normalization v0.1.23 [INFO] [stderr] Checking unicode-bidi v0.3.15 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking bitflags v2.5.0 [INFO] [stderr] Checking linux-raw-sys v0.4.13 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking fastrand v2.0.2 [INFO] [stderr] Checking arrayref v0.3.7 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking ordered-float v1.1.1 [INFO] [stderr] Checking backtrace v0.3.71 [INFO] [stderr] Checking tempfile v3.10.1 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking lmdb-rkv v0.11.4 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking rkv v0.8.0 [INFO] [stderr] Checking megadex_rkv v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `bincode` is imported redundantly [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use bincode; [INFO] [stdout] | ^^^^^^^ the item `bincode` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `bincode` is imported redundantly [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use bincode; [INFO] [stdout] | ^^^^^^^ the item `bincode` is already defined by prelude [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] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.23s [INFO] running `Command { std: "docker" "inspect" "09cd05d025bafc86ba1cd1526bce51b93e97fec73b424efb2b1b38444119e18f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09cd05d025bafc86ba1cd1526bce51b93e97fec73b424efb2b1b38444119e18f", kill_on_drop: false }` [INFO] [stdout] 09cd05d025bafc86ba1cd1526bce51b93e97fec73b424efb2b1b38444119e18f [INFO] checking megadex_rkv-0.1.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate megadex_rkv 0.1.1 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate megadex_rkv 0.1.1 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 megadex_rkv 0.1.1 [INFO] finished tweaking crates.io crate megadex_rkv 0.1.1 [INFO] tweaked toml for crates.io crate megadex_rkv 0.1.1 written to /workspace/builds/worker-0-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 59 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding idna v0.1.5 (latest: v0.5.0) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding lmdb-rkv v0.11.4 (latest: v0.14.0) [INFO] [stderr] Adding lmdb-rkv-sys v0.8.6 (latest: v0.11.2) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding ordered-float v1.1.1 (latest: v4.2.0) [INFO] [stderr] Adding percent-encoding v1.0.1 (latest: v2.3.1) [INFO] [stderr] Adding rkv v0.8.0 (latest: v0.19.0) [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 url v1.7.2 (latest: v2.5.0) [INFO] [stderr] Adding uuid v0.7.4 (latest: v1.8.0) [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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 5b36b638bb1b16271a866512fcd23114a4e6e86df9baa95e55a236bf598a2237 [INFO] running `Command { std: "docker" "start" "-a" "5b36b638bb1b16271a866512fcd23114a4e6e86df9baa95e55a236bf598a2237", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5b36b638bb1b16271a866512fcd23114a4e6e86df9baa95e55a236bf598a2237", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b36b638bb1b16271a866512fcd23114a4e6e86df9baa95e55a236bf598a2237", kill_on_drop: false }` [INFO] [stdout] 5b36b638bb1b16271a866512fcd23114a4e6e86df9baa95e55a236bf598a2237 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6d001a78356a96c61ec3c1daaa690e9d7a6c3432f46417d7cc0d32a455d0e6c2 [INFO] running `Command { std: "docker" "start" "-a" "6d001a78356a96c61ec3c1daaa690e9d7a6c3432f46417d7cc0d32a455d0e6c2", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling unicode-xid v0.2.4 [INFO] [stderr] Checking matches v0.1.10 [INFO] [stderr] Compiling lmdb-rkv-sys v0.8.6 [INFO] [stderr] Checking unicode-normalization v0.1.23 [INFO] [stderr] Compiling rustix v0.38.32 [INFO] [stderr] Checking unicode-bidi v0.3.15 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking bitflags v2.5.0 [INFO] [stderr] Checking linux-raw-sys v0.4.13 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Checking fastrand v2.0.2 [INFO] [stderr] Checking arrayref v0.3.7 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking ordered-float v1.1.1 [INFO] [stderr] Checking backtrace v0.3.71 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking tempfile v3.10.1 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking lmdb-rkv v0.11.4 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking rkv v0.8.0 [INFO] [stderr] Checking megadex_rkv v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `bincode` is imported redundantly [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use bincode; [INFO] [stdout] | ^^^^^^^ the item `bincode` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `bincode` is imported redundantly [INFO] [stdout] --> src/lib.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use bincode; [INFO] [stdout] | ^^^^^^^ the item `bincode` is already defined by prelude [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] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.21s [INFO] running `Command { std: "docker" "inspect" "6d001a78356a96c61ec3c1daaa690e9d7a6c3432f46417d7cc0d32a455d0e6c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d001a78356a96c61ec3c1daaa690e9d7a6c3432f46417d7cc0d32a455d0e6c2", kill_on_drop: false }` [INFO] [stdout] 6d001a78356a96c61ec3c1daaa690e9d7a6c3432f46417d7cc0d32a455d0e6c2