[INFO] fetching crate wasmsign 0.1.2...
[INFO] testing wasmsign-0.1.2 against 1.59.0 for beta-1.60-1
[INFO] extracting crate wasmsign 0.1.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate wasmsign 0.1.2 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasmsign 0.1.2
[INFO] finished tweaking crates.io crate wasmsign 0.1.2
[INFO] tweaked toml for crates.io crate wasmsign 0.1.2 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] adbaa465d3ba35145edfd21fc33fb6285fd45c276e7fa6af6747974610465873
[INFO] running `Command { std: "docker" "start" "-a" "adbaa465d3ba35145edfd21fc33fb6285fd45c276e7fa6af6747974610465873", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adbaa465d3ba35145edfd21fc33fb6285fd45c276e7fa6af6747974610465873", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adbaa465d3ba35145edfd21fc33fb6285fd45c276e7fa6af6747974610465873", kill_on_drop: false }`
[INFO] [stdout] adbaa465d3ba35145edfd21fc33fb6285fd45c276e7fa6af6747974610465873
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4f2482b30a0e05a94ae0692224211ef5e6bcef49c6696fdf34871fd116fbe61c
[INFO] running `Command { std: "docker" "start" "-a" "4f2482b30a0e05a94ae0692224211ef5e6bcef49c6696fdf34871fd116fbe61c", kill_on_drop: false }`
[INFO] [stderr]    Compiling parity-wasm v0.35.7
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling curve25519-dalek v1.2.6
[INFO] [stderr]    Compiling ed25519-dalek v0.9.1
[INFO] [stderr]    Compiling wasmsign v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:19:31
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn keygen(signature_alg: &SignatureAlg) -> KeyPair {
[INFO] [stdout]    |                               ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 19 - pub fn keygen(signature_alg: &SignatureAlg) -> KeyPair {
[INFO] [stdout] 19 + pub fn keygen(signature_alg: &dyn SignatureAlg) -> KeyPair {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/signature/mod.rs:84:36
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn to_alg(&self) -> Result<Box<SignatureAlg>, WError> {
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 84 -     fn to_alg(&self) -> Result<Box<SignatureAlg>, WError> {
[INFO] [stdout] 84 +     fn to_alg(&self) -> Result<Box<dyn SignatureAlg>, WError> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/signature/mod.rs:19:39
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn length(signature_alg: &Box<SignatureAlg>) -> usize {
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 19 -     pub fn length(signature_alg: &Box<SignatureAlg>) -> usize {
[INFO] [stdout] 19 +     pub fn length(signature_alg: &Box<dyn SignatureAlg>) -> usize {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/signature/mod.rs:42:40
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn to_alg(&self) -> Result<Box<SignatureAlg>, WError> {
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 42 -     pub fn to_alg(&self) -> Result<Box<SignatureAlg>, WError> {
[INFO] [stdout] 42 +     pub fn to_alg(&self) -> Result<Box<dyn SignatureAlg>, WError> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/wasm_signature/attach.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 |     signature_alg: &Box<SignatureAlg>,
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 9 -     signature_alg: &Box<SignatureAlg>,
[INFO] [stdout] 9 +     signature_alg: &Box<dyn SignatureAlg>,
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `alg_id`
[INFO] [stdout]    --> src/signature/mod.rs:154:5
[INFO] [stdout]     |
[INFO] [stdout] 154 |     alg_id: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.56s
[INFO] running `Command { std: "docker" "inspect" "4f2482b30a0e05a94ae0692224211ef5e6bcef49c6696fdf34871fd116fbe61c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f2482b30a0e05a94ae0692224211ef5e6bcef49c6696fdf34871fd116fbe61c", kill_on_drop: false }`
[INFO] [stdout] 4f2482b30a0e05a94ae0692224211ef5e6bcef49c6696fdf34871fd116fbe61c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6dc7ae83a2ec0ac854a6ab14f0e8d56ebd5056572f3b0c9fd116b2a62a2defc0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6dc7ae83a2ec0ac854a6ab14f0e8d56ebd5056572f3b0c9fd116b2a62a2defc0", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:19:31
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn keygen(signature_alg: &SignatureAlg) -> KeyPair {
[INFO] [stdout]    |                               ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 19 - pub fn keygen(signature_alg: &SignatureAlg) -> KeyPair {
[INFO] [stdout] 19 + pub fn keygen(signature_alg: &dyn SignatureAlg) -> KeyPair {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling wasmsign v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/signature/mod.rs:84:36
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn to_alg(&self) -> Result<Box<SignatureAlg>, WError> {
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 84 -     fn to_alg(&self) -> Result<Box<SignatureAlg>, WError> {
[INFO] [stdout] 84 +     fn to_alg(&self) -> Result<Box<dyn SignatureAlg>, WError> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/signature/mod.rs:19:39
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn length(signature_alg: &Box<SignatureAlg>) -> usize {
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 19 -     pub fn length(signature_alg: &Box<SignatureAlg>) -> usize {
[INFO] [stdout] 19 +     pub fn length(signature_alg: &Box<dyn SignatureAlg>) -> usize {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/signature/mod.rs:42:40
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn to_alg(&self) -> Result<Box<SignatureAlg>, WError> {
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 42 -     pub fn to_alg(&self) -> Result<Box<SignatureAlg>, WError> {
[INFO] [stdout] 42 +     pub fn to_alg(&self) -> Result<Box<dyn SignatureAlg>, WError> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/wasm_signature/attach.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 |     signature_alg: &Box<SignatureAlg>,
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 9 -     signature_alg: &Box<SignatureAlg>,
[INFO] [stdout] 9 +     signature_alg: &Box<dyn SignatureAlg>,
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `alg_id`
[INFO] [stdout]    --> src/signature/mod.rs:154:5
[INFO] [stdout]     |
[INFO] [stdout] 154 |     alg_id: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:19:31
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub fn keygen(signature_alg: &SignatureAlg) -> KeyPair {
[INFO] [stdout]    |                               ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 19 - pub fn keygen(signature_alg: &SignatureAlg) -> KeyPair {
[INFO] [stdout] 19 + pub fn keygen(signature_alg: &dyn SignatureAlg) -> KeyPair {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/signature/mod.rs:84:36
[INFO] [stdout]    |
[INFO] [stdout] 84 |     fn to_alg(&self) -> Result<Box<SignatureAlg>, WError> {
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 84 -     fn to_alg(&self) -> Result<Box<SignatureAlg>, WError> {
[INFO] [stdout] 84 +     fn to_alg(&self) -> Result<Box<dyn SignatureAlg>, WError> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/signature/mod.rs:19:39
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn length(signature_alg: &Box<SignatureAlg>) -> usize {
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 19 -     pub fn length(signature_alg: &Box<SignatureAlg>) -> usize {
[INFO] [stdout] 19 +     pub fn length(signature_alg: &Box<dyn SignatureAlg>) -> usize {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/signature/mod.rs:42:40
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn to_alg(&self) -> Result<Box<SignatureAlg>, WError> {
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 42 -     pub fn to_alg(&self) -> Result<Box<SignatureAlg>, WError> {
[INFO] [stdout] 42 +     pub fn to_alg(&self) -> Result<Box<dyn SignatureAlg>, WError> {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/wasm_signature/attach.rs:9:25
[INFO] [stdout]   |
[INFO] [stdout] 9 |     signature_alg: &Box<SignatureAlg>,
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 9 -     signature_alg: &Box<SignatureAlg>,
[INFO] [stdout] 9 +     signature_alg: &Box<dyn SignatureAlg>,
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `alg_id`
[INFO] [stdout]    --> src/signature/mod.rs:154:5
[INFO] [stdout]     |
[INFO] [stdout] 154 |     alg_id: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `Command { std: "docker" "inspect" "6dc7ae83a2ec0ac854a6ab14f0e8d56ebd5056572f3b0c9fd116b2a62a2defc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dc7ae83a2ec0ac854a6ab14f0e8d56ebd5056572f3b0c9fd116b2a62a2defc0", kill_on_drop: false }`
[INFO] [stdout] 6dc7ae83a2ec0ac854a6ab14f0e8d56ebd5056572f3b0c9fd116b2a62a2defc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 517966b6bf1d4dee81bd75213c307274e287426c29d2c732a4c76944463a107e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "517966b6bf1d4dee81bd75213c307274e287426c29d2c732a4c76944463a107e", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:19:31
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub fn keygen(signature_alg: &SignatureAlg) -> KeyPair {
[INFO] [stderr]    |                               ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 19 - pub fn keygen(signature_alg: &SignatureAlg) -> KeyPair {
[INFO] [stderr] 19 + pub fn keygen(signature_alg: &dyn SignatureAlg) -> KeyPair {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/signature/mod.rs:84:36
[INFO] [stderr]    |
[INFO] [stderr] 84 |     fn to_alg(&self) -> Result<Box<SignatureAlg>, WError> {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 84 -     fn to_alg(&self) -> Result<Box<SignatureAlg>, WError> {
[INFO] [stderr] 84 +     fn to_alg(&self) -> Result<Box<dyn SignatureAlg>, WError> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/signature/mod.rs:19:39
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn length(signature_alg: &Box<SignatureAlg>) -> usize {
[INFO] [stderr]    |                                       ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 19 -     pub fn length(signature_alg: &Box<SignatureAlg>) -> usize {
[INFO] [stderr] 19 +     pub fn length(signature_alg: &Box<dyn SignatureAlg>) -> usize {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/signature/mod.rs:42:40
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn to_alg(&self) -> Result<Box<SignatureAlg>, WError> {
[INFO] [stderr]    |                                        ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 42 -     pub fn to_alg(&self) -> Result<Box<SignatureAlg>, WError> {
[INFO] [stderr] 42 +     pub fn to_alg(&self) -> Result<Box<dyn SignatureAlg>, WError> {
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/wasm_signature/attach.rs:9:25
[INFO] [stderr]   |
[INFO] [stderr] 9 |     signature_alg: &Box<SignatureAlg>,
[INFO] [stderr]   |                         ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]   |
[INFO] [stderr] 9 -     signature_alg: &Box<SignatureAlg>,
[INFO] [stderr] 9 +     signature_alg: &Box<dyn SignatureAlg>,
[INFO] [stderr]   | 
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `alg_id`
[INFO] [stderr]    --> src/signature/mod.rs:154:5
[INFO] [stderr]     |
[INFO] [stderr] 154 |     alg_id: u32,
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `wasmsign` (lib) generated 6 warnings
[INFO] [stderr] warning: `wasmsign` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wasmsign-d11ea722b4a47b81)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wasmsign-fefab9221fb94d16)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wasmsign
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "517966b6bf1d4dee81bd75213c307274e287426c29d2c732a4c76944463a107e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "517966b6bf1d4dee81bd75213c307274e287426c29d2c732a4c76944463a107e", kill_on_drop: false }`
[INFO] [stdout] 517966b6bf1d4dee81bd75213c307274e287426c29d2c732a4c76944463a107e