[INFO] fetching crate bincode_aes 1.0.1...
[INFO] testing bincode_aes-1.0.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate bincode_aes 1.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate bincode_aes 1.0.1
[INFO] finished tweaking crates.io crate bincode_aes 1.0.1
[INFO] tweaked toml for crates.io crate bincode_aes 1.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bincode_aes 1.0.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 53 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v1.3.3 (available: v2.0.1)
[INFO] [stderr]       Adding quickcheck v0.7.2 (available: v1.0.3)
[INFO] [stderr]       Adding rand v0.6.5 (available: v0.9.2)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quickcheck v0.7.2
[INFO] [stderr]   Downloaded env_logger v0.5.13
[INFO] [stderr]   Downloaded rand_core v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b899b8a7c4b43b3b5dffe86ef6ca8c03891e363264477771fc9642df75c60b9
[INFO] running `Command { std: "docker" "start" "-a" "3b899b8a7c4b43b3b5dffe86ef6ca8c03891e363264477771fc9642df75c60b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b899b8a7c4b43b3b5dffe86ef6ca8c03891e363264477771fc9642df75c60b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b899b8a7c4b43b3b5dffe86ef6ca8c03891e363264477771fc9642df75c60b9", kill_on_drop: false }`
[INFO] [stdout] 3b899b8a7c4b43b3b5dffe86ef6ca8c03891e363264477771fc9642df75c60b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3cef7db9ede01c26b6d8fcb0aeae4923c2c4d13e25e07e16f5a75361f6b6b3c
[INFO] running `Command { std: "docker" "start" "-a" "c3cef7db9ede01c26b6d8fcb0aeae4923c2c4d13e25e07e16f5a75361f6b6b3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling bincode_aes v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:78:74
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn serialize<T: ?Sized>(&self, value: &T) -> Result<Vec<u8>, Box<error::Error>>
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn serialize<T: ?Sized>(&self, value: &T) -> Result<Vec<u8>, Box<dyn error::Error>>
[INFO] [stdout]    |                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:95:82
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn deserialize<'a, T>(&'a self, bytes: &'a mut Vec<u8>) -> Result<T, Box<error::Error>>
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn deserialize<'a, T>(&'a self, bytes: &'a mut Vec<u8>) -> Result<T, Box<dyn error::Error>>
[INFO] [stdout]    |                                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:112:40
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn random_key() -> Result<Key, Box<error::Error>> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn random_key() -> Result<Key, Box<dyn error::Error>> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:127:34
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn random_iv() -> Result<IV, Box<error::Error>> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn random_iv() -> Result<IV, Box<dyn error::Error>> {
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:134:68
[INFO] [stdout]     |
[INFO] [stdout] 134 | fn encrypt(data: &[u8], key: &Key, iv: &IV) -> Result<Vec<u8>, Box<error::Error>> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 134 | fn encrypt(data: &[u8], key: &Key, iv: &IV) -> Result<Vec<u8>, Box<dyn error::Error>> {
[INFO] [stdout]     |                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:169:78
[INFO] [stdout]     |
[INFO] [stdout] 169 | fn decrypt(encrypted_data: &[u8], key: &Key, iv: &IV) -> Result<Vec<u8>, Box<error::Error>> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 169 | fn decrypt(encrypted_data: &[u8], key: &Key, iv: &IV) -> Result<Vec<u8>, Box<dyn error::Error>> {
[INFO] [stdout]     |                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.09s
[INFO] running `Command { std: "docker" "inspect" "c3cef7db9ede01c26b6d8fcb0aeae4923c2c4d13e25e07e16f5a75361f6b6b3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3cef7db9ede01c26b6d8fcb0aeae4923c2c4d13e25e07e16f5a75361f6b6b3c", kill_on_drop: false }`
[INFO] [stdout] c3cef7db9ede01c26b6d8fcb0aeae4923c2c4d13e25e07e16f5a75361f6b6b3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e56135434d155684a093f81d09dd01fb9ff7bb1a2911ac5df58cee7ea98b5e1
[INFO] running `Command { std: "docker" "start" "-a" "7e56135434d155684a093f81d09dd01fb9ff7bb1a2911ac5df58cee7ea98b5e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:78:74
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn serialize<T: ?Sized>(&self, value: &T) -> Result<Vec<u8>, Box<error::Error>>
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn serialize<T: ?Sized>(&self, value: &T) -> Result<Vec<u8>, Box<dyn error::Error>>
[INFO] [stdout]    |                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:95:82
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn deserialize<'a, T>(&'a self, bytes: &'a mut Vec<u8>) -> Result<T, Box<error::Error>>
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn deserialize<'a, T>(&'a self, bytes: &'a mut Vec<u8>) -> Result<T, Box<dyn error::Error>>
[INFO] [stdout]    |                                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:112:40
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn random_key() -> Result<Key, Box<error::Error>> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn random_key() -> Result<Key, Box<dyn error::Error>> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:127:34
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn random_iv() -> Result<IV, Box<error::Error>> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn random_iv() -> Result<IV, Box<dyn error::Error>> {
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:134:68
[INFO] [stdout]     |
[INFO] [stdout] 134 | fn encrypt(data: &[u8], key: &Key, iv: &IV) -> Result<Vec<u8>, Box<error::Error>> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 134 | fn encrypt(data: &[u8], key: &Key, iv: &IV) -> Result<Vec<u8>, Box<dyn error::Error>> {
[INFO] [stdout]     |                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:169:78
[INFO] [stdout]     |
[INFO] [stdout] 169 | fn decrypt(encrypted_data: &[u8], key: &Key, iv: &IV) -> Result<Vec<u8>, Box<error::Error>> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 169 | fn decrypt(encrypted_data: &[u8], key: &Key, iv: &IV) -> Result<Vec<u8>, Box<dyn error::Error>> {
[INFO] [stdout]     |                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling quickcheck v0.7.2
[INFO] [stderr]    Compiling bincode_aes v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:78:74
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn serialize<T: ?Sized>(&self, value: &T) -> Result<Vec<u8>, Box<error::Error>>
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn serialize<T: ?Sized>(&self, value: &T) -> Result<Vec<u8>, Box<dyn error::Error>>
[INFO] [stdout]    |                                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:95:82
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn deserialize<'a, T>(&'a self, bytes: &'a mut Vec<u8>) -> Result<T, Box<error::Error>>
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub fn deserialize<'a, T>(&'a self, bytes: &'a mut Vec<u8>) -> Result<T, Box<dyn error::Error>>
[INFO] [stdout]    |                                                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:112:40
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn random_key() -> Result<Key, Box<error::Error>> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 112 | pub fn random_key() -> Result<Key, Box<dyn error::Error>> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:127:34
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn random_iv() -> Result<IV, Box<error::Error>> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn random_iv() -> Result<IV, Box<dyn error::Error>> {
[INFO] [stdout]     |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:134:68
[INFO] [stdout]     |
[INFO] [stdout] 134 | fn encrypt(data: &[u8], key: &Key, iv: &IV) -> Result<Vec<u8>, Box<error::Error>> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 134 | fn encrypt(data: &[u8], key: &Key, iv: &IV) -> Result<Vec<u8>, Box<dyn error::Error>> {
[INFO] [stdout]     |                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:169:78
[INFO] [stdout]     |
[INFO] [stdout] 169 | fn decrypt(encrypted_data: &[u8], key: &Key, iv: &IV) -> Result<Vec<u8>, Box<error::Error>> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 169 | fn decrypt(encrypted_data: &[u8], key: &Key, iv: &IV) -> Result<Vec<u8>, Box<dyn error::Error>> {
[INFO] [stdout]     |                                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.82s
[INFO] running `Command { std: "docker" "inspect" "7e56135434d155684a093f81d09dd01fb9ff7bb1a2911ac5df58cee7ea98b5e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e56135434d155684a093f81d09dd01fb9ff7bb1a2911ac5df58cee7ea98b5e1", kill_on_drop: false }`
[INFO] [stdout] 7e56135434d155684a093f81d09dd01fb9ff7bb1a2911ac5df58cee7ea98b5e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0be2b2505ad487aae820116534654f76228a1b6475bb87c4e271781852388aa3
[INFO] running `Command { std: "docker" "start" "-a" "0be2b2505ad487aae820116534654f76228a1b6475bb87c4e271781852388aa3", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:78:74
[INFO] [stderr]    |
[INFO] [stderr] 78 |     pub fn serialize<T: ?Sized>(&self, value: &T) -> Result<Vec<u8>, Box<error::Error>>
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 78 |     pub fn serialize<T: ?Sized>(&self, value: &T) -> Result<Vec<u8>, Box<dyn error::Error>>
[INFO] [stderr]    |                                                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:95:82
[INFO] [stderr]    |
[INFO] [stderr] 95 |     pub fn deserialize<'a, T>(&'a self, bytes: &'a mut Vec<u8>) -> Result<T, Box<error::Error>>
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 95 |     pub fn deserialize<'a, T>(&'a self, bytes: &'a mut Vec<u8>) -> Result<T, Box<dyn error::Error>>
[INFO] [stderr]    |                                                                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:112:40
[INFO] [stderr]     |
[INFO] [stderr] 112 | pub fn random_key() -> Result<Key, Box<error::Error>> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 112 | pub fn random_key() -> Result<Key, Box<dyn error::Error>> {
[INFO] [stderr]     |                                        +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:127:34
[INFO] [stderr]     |
[INFO] [stderr] 127 | fn random_iv() -> Result<IV, Box<error::Error>> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 127 | fn random_iv() -> Result<IV, Box<dyn error::Error>> {
[INFO] [stderr]     |                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:134:68
[INFO] [stderr]     |
[INFO] [stderr] 134 | fn encrypt(data: &[u8], key: &Key, iv: &IV) -> Result<Vec<u8>, Box<error::Error>> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 134 | fn encrypt(data: &[u8], key: &Key, iv: &IV) -> Result<Vec<u8>, Box<dyn error::Error>> {
[INFO] [stderr]     |                                                                    +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:169:78
[INFO] [stderr]     |
[INFO] [stderr] 169 | fn decrypt(encrypted_data: &[u8], key: &Key, iv: &IV) -> Result<Vec<u8>, Box<error::Error>> {
[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/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 169 | fn decrypt(encrypted_data: &[u8], key: &Key, iv: &IV) -> Result<Vec<u8>, Box<dyn error::Error>> {
[INFO] [stderr]     |                                                                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: `bincode_aes` (lib) generated 6 warnings (run `cargo fix --lib -p bincode_aes` to apply 6 suggestions)
[INFO] [stderr] warning: `bincode_aes` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bincode_aes-61a1694cba053ec4)
[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 bincode_aes
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.71s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0be2b2505ad487aae820116534654f76228a1b6475bb87c4e271781852388aa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0be2b2505ad487aae820116534654f76228a1b6475bb87c4e271781852388aa3", kill_on_drop: false }`
[INFO] [stdout] 0be2b2505ad487aae820116534654f76228a1b6475bb87c4e271781852388aa3
