[INFO] fetching crate buffett-crypto 0.1.1... [INFO] checking buffett-crypto-0.1.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate buffett-crypto 0.1.1 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate buffett-crypto 0.1.1 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate buffett-crypto 0.1.1 [INFO] finished tweaking crates.io crate buffett-crypto 0.1.1 [INFO] tweaked toml for crates.io crate buffett-crypto 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 45 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding block-buffer v0.3.3 (latest: v0.10.4) [INFO] [stderr] Adding bs58 v0.2.5 (latest: v0.5.1) [INFO] [stderr] Adding byte-tools v0.2.0 (latest: v0.3.1) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding digest v0.7.6 (latest: v0.10.7) [INFO] [stderr] Adding generic-array v0.9.1 (latest: v1.0.0) [INFO] [stderr] Adding generic-array v0.12.4 (latest: v1.0.0) [INFO] [stderr] Adding half v1.8.3 (latest: v2.4.0) [INFO] [stderr] Adding rand v0.5.6 (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 ring v0.13.5 (latest: v0.17.8) [INFO] [stderr] Adding serde_cbor v0.9.0 (latest: v0.11.2) [INFO] [stderr] Adding sha2 v0.7.1 (latest: v0.10.8) [INFO] [stderr] Adding untrusted v0.6.2 (latest: v0.9.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded generic-array v0.9.1 [INFO] [stderr] Downloaded byte-tools v0.2.0 [INFO] [stderr] Downloaded sha2 v0.7.1 [INFO] [stderr] Downloaded block-buffer v0.3.3 [INFO] [stderr] Downloaded digest v0.7.6 [INFO] [stderr] Downloaded serde_cbor v0.9.0 [INFO] [stderr] Downloaded untrusted v0.6.2 [INFO] [stderr] Downloaded buffett-interface v0.1.0 [INFO] [stderr] Downloaded bs58 v0.2.5 [INFO] [stderr] Downloaded rand v0.5.6 [INFO] [stderr] Downloaded ring v0.13.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c3336ac83639b99e4d61090b60af3a3ea10ab7de23cce66bc217ad78a193af49 [INFO] running `Command { std: "docker" "start" "-a" "c3336ac83639b99e4d61090b60af3a3ea10ab7de23cce66bc217ad78a193af49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c3336ac83639b99e4d61090b60af3a3ea10ab7de23cce66bc217ad78a193af49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3336ac83639b99e4d61090b60af3a3ea10ab7de23cce66bc217ad78a193af49", kill_on_drop: false }` [INFO] [stdout] c3336ac83639b99e4d61090b60af3a3ea10ab7de23cce66bc217ad78a193af49 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 77fd2c8ddfac8773593167a24eaab38ac3df056cb4511fb9d260fa0d03bf6dd9 [INFO] running `Command { std: "docker" "start" "-a" "77fd2c8ddfac8773593167a24eaab38ac3df056cb4511fb9d260fa0d03bf6dd9", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking byte-tools v0.2.0 [INFO] [stderr] Checking bs58 v0.2.5 [INFO] [stderr] Checking untrusted v0.6.2 [INFO] [stderr] Compiling ring v0.13.5 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking generic-array v0.9.1 [INFO] [stderr] Checking fake-simd v0.1.2 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking generic-array v0.12.4 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking block-buffer v0.3.3 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking digest v0.7.6 [INFO] [stderr] Checking serde_cbor v0.9.0 [INFO] [stderr] Checking sha2 v0.7.1 [INFO] [stderr] Checking buffett-interface v0.1.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking buffett-crypto v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `bs58` is imported redundantly [INFO] [stdout] --> src/hash.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use bs58; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate bs58; [INFO] [stdout] | ------------------ the item `bs58` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `bs58` is imported redundantly [INFO] [stdout] --> src/hash.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use bs58; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate bs58; [INFO] [stdout] | ------------------ the item `bs58` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `bs58` is imported redundantly [INFO] [stdout] --> src/signature.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use bs58; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate bs58; [INFO] [stdout] | ------------------ the item `bs58` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/signature.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:15:1 [INFO] [stdout] | [INFO] [stdout] 15 | extern crate serde_json; [INFO] [stdout] | ------------------------ the item `serde_json` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `bs58` is imported redundantly [INFO] [stdout] --> src/signature.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use bs58; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | extern crate bs58; [INFO] [stdout] | ------------------ the item `bs58` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/signature.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:15:1 [INFO] [stdout] | [INFO] [stdout] 15 | extern crate serde_json; [INFO] [stdout] | ------------------------ the item `serde_json` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/signature.rs:95:54 [INFO] [stdout] | [INFO] [stdout] 95 | pub fn read_pkcs8(path: &str) -> Result, Box> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 95 | pub fn read_pkcs8(path: &str) -> Result, Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/signature.rs:95:54 [INFO] [stdout] | [INFO] [stdout] 95 | pub fn read_pkcs8(path: &str) -> Result, Box> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 95 | pub fn read_pkcs8(path: &str) -> Result, Box> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/signature.rs:101:56 [INFO] [stdout] | [INFO] [stdout] 101 | pub fn read_keypair(path: &str) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 101 | pub fn read_keypair(path: &str) -> Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/signature.rs:101:56 [INFO] [stdout] | [INFO] [stdout] 101 | pub fn read_keypair(path: &str) -> Result> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 101 | pub fn read_keypair(path: &str) -> Result> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.76s [INFO] running `Command { std: "docker" "inspect" "77fd2c8ddfac8773593167a24eaab38ac3df056cb4511fb9d260fa0d03bf6dd9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77fd2c8ddfac8773593167a24eaab38ac3df056cb4511fb9d260fa0d03bf6dd9", kill_on_drop: false }` [INFO] [stdout] 77fd2c8ddfac8773593167a24eaab38ac3df056cb4511fb9d260fa0d03bf6dd9