[INFO] cloning repository https://github.com/robarnold/cryptopals
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robarnold/cryptopals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobarnold%2Fcryptopals", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobarnold%2Fcryptopals'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d23941d2c29eba997560974dbdcfcffb0b02a2ef
[INFO] testing robarnold/cryptopals against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobarnold%2Fcryptopals" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/robarnold/cryptopals on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/robarnold/cryptopals
[INFO] finished tweaking git repo https://github.com/robarnold/cryptopals
[INFO] tweaked toml for git repo https://github.com/robarnold/cryptopals written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/robarnold/cryptopals already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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 regex-syntax v0.6.0
[INFO] [stderr]   Downloaded regex v1.0.0
[INFO] [stderr]   Downloaded rand_core v0.2.0
[INFO] [stderr]   Downloaded rand v0.5.0
[INFO] [stderr]   Downloaded quickcheck v0.6.2
[INFO] [stderr]   Downloaded log v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a77754f43d58c0c8c71db4da4b27a3be8fa3daa6cf926351f17880a29d35336b
[INFO] running `Command { std: "docker" "start" "-a" "a77754f43d58c0c8c71db4da4b27a3be8fa3daa6cf926351f17880a29d35336b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a77754f43d58c0c8c71db4da4b27a3be8fa3daa6cf926351f17880a29d35336b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a77754f43d58c0c8c71db4da4b27a3be8fa3daa6cf926351f17880a29d35336b", kill_on_drop: false }`
[INFO] [stdout] a77754f43d58c0c8c71db4da4b27a3be8fa3daa6cf926351f17880a29d35336b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd812e0bd8b75f1d0fec0207d2cf25ee109c064a55d3e55df46080f9aa11a1b5
[INFO] running `Command { std: "docker" "start" "-a" "dd812e0bd8b75f1d0fec0207d2cf25ee109c064a55d3e55df46080f9aa11a1b5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling lazy_static v1.0.1
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling rand_core v0.2.0
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling rand v0.5.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rayon v1.0.1
[INFO] [stderr]    Compiling cryptopals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/aes.rs:406:18
[INFO] [stdout]     |
[INFO] [stdout] 406 |     transform: &(Fn(&[u8; 16]) -> [u8; 16] + Sync),
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8; 16]) -> [u8; 16] + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/aes.rs:418:57
[INFO] [stdout]     |
[INFO] [stdout] 418 |   fn transform(&mut self, chunk: &[u8; 16], transform: &Fn(&[u8; 16]) -> [u8; 16]) -> [u8; 16] {
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8; 16]) -> [u8; 16]`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/aes.rs:442:18
[INFO] [stdout]     |
[INFO] [stdout] 442 |     transform: &(Fn(&[u8; 16]) -> [u8; 16] + Sync),
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8; 16]) -> [u8; 16] + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/aes.rs:456:18
[INFO] [stdout]     |
[INFO] [stdout] 456 |     transform: &(Fn(&[u8; 16]) -> [u8; 16] + Sync),
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8; 16]) -> [u8; 16] + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/aes.rs:472:33
[INFO] [stdout]     |
[INFO] [stdout] 472 |   let mut cipher_mode_impl: Box<CipherModeImpl> = match cipher_mode {
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CipherModeImpl`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/oracle.rs:20:50
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn determine_block_size_and_input_offset(o: &Oracle) -> (usize, usize) {
[INFO] [stdout]    |                                                  ^^^^^^ help: use `dyn`: `dyn Oracle`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/oracle.rs:43:33
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn determine_block_size(o: &Oracle) -> usize {
[INFO] [stdout]    |                                 ^^^^^^ help: use `dyn`: `dyn Oracle`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/oracle.rs:47:25
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn is_using_ecb(o: &Oracle) -> bool {
[INFO] [stdout]    |                         ^^^^^^ help: use `dyn`: `dyn Oracle`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/util.rs:39:35
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn gen_random_bytes(rng: &mut rand::RngCore, length: usize) -> Vec<u8> {
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^ help: use `dyn`: `dyn rand::RngCore`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/s2c13.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 |   };
[INFO] [stdout]    |    ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.83s
[INFO] running `Command { std: "docker" "inspect" "dd812e0bd8b75f1d0fec0207d2cf25ee109c064a55d3e55df46080f9aa11a1b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd812e0bd8b75f1d0fec0207d2cf25ee109c064a55d3e55df46080f9aa11a1b5", kill_on_drop: false }`
[INFO] [stdout] dd812e0bd8b75f1d0fec0207d2cf25ee109c064a55d3e55df46080f9aa11a1b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b49b3b777a401aff76d0a21c3b503ae974ae08538401882667f36fe5b08fe0a
[INFO] running `Command { std: "docker" "start" "-a" "1b49b3b777a401aff76d0a21c3b503ae974ae08538401882667f36fe5b08fe0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling termcolor v0.3.6
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling atty v0.2.10
[INFO] [stderr]    Compiling log v0.4.2
[INFO] [stderr]    Compiling humantime v1.1.1
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/aes.rs:406:18
[INFO] [stdout]     |
[INFO] [stdout] 406 |     transform: &(Fn(&[u8; 16]) -> [u8; 16] + Sync),
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8; 16]) -> [u8; 16] + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/aes.rs:418:57
[INFO] [stdout]     |
[INFO] [stdout] 418 |   fn transform(&mut self, chunk: &[u8; 16], transform: &Fn(&[u8; 16]) -> [u8; 16]) -> [u8; 16] {
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8; 16]) -> [u8; 16]`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/aes.rs:442:18
[INFO] [stdout]     |
[INFO] [stdout] 442 |     transform: &(Fn(&[u8; 16]) -> [u8; 16] + Sync),
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8; 16]) -> [u8; 16] + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/aes.rs:456:18
[INFO] [stdout]     |
[INFO] [stdout] 456 |     transform: &(Fn(&[u8; 16]) -> [u8; 16] + Sync),
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8; 16]) -> [u8; 16] + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/aes.rs:472:33
[INFO] [stdout]     |
[INFO] [stdout] 472 |   let mut cipher_mode_impl: Box<CipherModeImpl> = match cipher_mode {
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CipherModeImpl`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/oracle.rs:20:50
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn determine_block_size_and_input_offset(o: &Oracle) -> (usize, usize) {
[INFO] [stdout]    |                                                  ^^^^^^ help: use `dyn`: `dyn Oracle`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/oracle.rs:43:33
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn determine_block_size(o: &Oracle) -> usize {
[INFO] [stdout]    |                                 ^^^^^^ help: use `dyn`: `dyn Oracle`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/oracle.rs:47:25
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn is_using_ecb(o: &Oracle) -> bool {
[INFO] [stdout]    |                         ^^^^^^ help: use `dyn`: `dyn Oracle`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/util.rs:39:35
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn gen_random_bytes(rng: &mut rand::RngCore, length: usize) -> Vec<u8> {
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^ help: use `dyn`: `dyn rand::RngCore`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/s2c13.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 |   };
[INFO] [stdout]    |    ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling regex-syntax v0.6.0
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling env_logger v0.5.10
[INFO] [stderr]    Compiling quickcheck v0.6.2
[INFO] [stderr]    Compiling cryptopals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/aes.rs:406:18
[INFO] [stdout]     |
[INFO] [stdout] 406 |     transform: &(Fn(&[u8; 16]) -> [u8; 16] + Sync),
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8; 16]) -> [u8; 16] + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/aes.rs:418:57
[INFO] [stdout]     |
[INFO] [stdout] 418 |   fn transform(&mut self, chunk: &[u8; 16], transform: &Fn(&[u8; 16]) -> [u8; 16]) -> [u8; 16] {
[INFO] [stdout]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8; 16]) -> [u8; 16]`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/aes.rs:442:18
[INFO] [stdout]     |
[INFO] [stdout] 442 |     transform: &(Fn(&[u8; 16]) -> [u8; 16] + Sync),
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8; 16]) -> [u8; 16] + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/aes.rs:456:18
[INFO] [stdout]     |
[INFO] [stdout] 456 |     transform: &(Fn(&[u8; 16]) -> [u8; 16] + Sync),
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8; 16]) -> [u8; 16] + Sync`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/aes.rs:472:33
[INFO] [stdout]     |
[INFO] [stdout] 472 |   let mut cipher_mode_impl: Box<CipherModeImpl> = match cipher_mode {
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CipherModeImpl`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/oracle.rs:20:50
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn determine_block_size_and_input_offset(o: &Oracle) -> (usize, usize) {
[INFO] [stdout]    |                                                  ^^^^^^ help: use `dyn`: `dyn Oracle`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/oracle.rs:43:33
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub fn determine_block_size(o: &Oracle) -> usize {
[INFO] [stdout]    |                                 ^^^^^^ help: use `dyn`: `dyn Oracle`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/oracle.rs:47:25
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn is_using_ecb(o: &Oracle) -> bool {
[INFO] [stdout]    |                         ^^^^^^ help: use `dyn`: `dyn Oracle`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/util.rs:39:35
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn gen_random_bytes(rng: &mut rand::RngCore, length: usize) -> Vec<u8> {
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^ help: use `dyn`: `dyn rand::RngCore`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/s2c13.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 |   };
[INFO] [stdout]    |    ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.27s
[INFO] running `Command { std: "docker" "inspect" "1b49b3b777a401aff76d0a21c3b503ae974ae08538401882667f36fe5b08fe0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b49b3b777a401aff76d0a21c3b503ae974ae08538401882667f36fe5b08fe0a", kill_on_drop: false }`
[INFO] [stdout] 1b49b3b777a401aff76d0a21c3b503ae974ae08538401882667f36fe5b08fe0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9ef3e3e8ad377149be62367c0f918713270d2c7a85a2f7f46e94c6d4e45a82cc
[INFO] running `Command { std: "docker" "start" "-a" "9ef3e3e8ad377149be62367c0f918713270d2c7a85a2f7f46e94c6d4e45a82cc", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 40 tests
[INFO] [stderr]    --> src/aes.rs:406:18
[INFO] [stderr]     |
[INFO] [stderr] 406 |     transform: &(Fn(&[u8; 16]) -> [u8; 16] + Sync),
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8; 16]) -> [u8; 16] + Sync`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/aes.rs:418:57
[INFO] [stderr]     |
[INFO] [stderr] 418 |   fn transform(&mut self, chunk: &[u8; 16], transform: &Fn(&[u8; 16]) -> [u8; 16]) -> [u8; 16] {
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8; 16]) -> [u8; 16]`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/aes.rs:442:18
[INFO] [stderr]     |
[INFO] [stderr] 442 |     transform: &(Fn(&[u8; 16]) -> [u8; 16] + Sync),
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8; 16]) -> [u8; 16] + Sync`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/aes.rs:456:18
[INFO] [stderr]     |
[INFO] [stderr] 456 |     transform: &(Fn(&[u8; 16]) -> [u8; 16] + Sync),
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8; 16]) -> [u8; 16] + Sync`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/aes.rs:472:33
[INFO] [stderr]     |
[INFO] [stderr] 472 |   let mut cipher_mode_impl: Box<CipherModeImpl> = match cipher_mode {
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CipherModeImpl`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/oracle.rs:20:50
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn determine_block_size_and_input_offset(o: &Oracle) -> (usize, usize) {
[INFO] [stderr]    |                                                  ^^^^^^ help: use `dyn`: `dyn Oracle`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/oracle.rs:43:33
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub fn determine_block_size(o: &Oracle) -> usize {
[INFO] [stderr]    |                                 ^^^^^^ help: use `dyn`: `dyn Oracle`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/oracle.rs:47:25
[INFO] [stderr]    |
[INFO] [stderr] 47 | pub fn is_using_ecb(o: &Oracle) -> bool {
[INFO] [stderr]    |                         ^^^^^^ help: use `dyn`: `dyn Oracle`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/util.rs:39:35
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub fn gen_random_bytes(rng: &mut rand::RngCore, length: usize) -> Vec<u8> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^ help: use `dyn`: `dyn rand::RngCore`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/s2c13.rs:46:4
[INFO] [stderr]    |
[INFO] [stderr] 46 |   };
[INFO] [stderr]    |    ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/aes.rs:406:18
[INFO] [stderr]     |
[INFO] [stderr] 406 |     transform: &(Fn(&[u8; 16]) -> [u8; 16] + Sync),
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8; 16]) -> [u8; 16] + Sync`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/aes.rs:418:57
[INFO] [stderr]     |
[INFO] [stderr] 418 |   fn transform(&mut self, chunk: &[u8; 16], transform: &Fn(&[u8; 16]) -> [u8; 16]) -> [u8; 16] {
[INFO] [stderr]     |                                                         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8; 16]) -> [u8; 16]`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/aes.rs:442:18
[INFO] [stderr]     |
[INFO] [stderr] 442 |     transform: &(Fn(&[u8; 16]) -> [u8; 16] + Sync),
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8; 16]) -> [u8; 16] + Sync`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/aes.rs:456:18
[INFO] [stderr]     |
[INFO] [stderr] 456 |     transform: &(Fn(&[u8; 16]) -> [u8; 16] + Sync),
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8; 16]) -> [u8; 16] + Sync`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/aes.rs:472:33
[INFO] [stderr]     |
[INFO] [stderr] 472 |   let mut cipher_mode_impl: Box<CipherModeImpl> = match cipher_mode {
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^ help: use `dyn`: `dyn CipherModeImpl`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/oracle.rs:20:50
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub fn determine_block_size_and_input_offset(o: &Oracle) -> (usize, usize) {
[INFO] [stderr]    |                                                  ^^^^^^ help: use `dyn`: `dyn Oracle`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/oracle.rs:43:33
[INFO] [stderr]    |
[INFO] [stderr] 43 | pub fn determine_block_size(o: &Oracle) -> usize {
[INFO] [stderr]    |                                 ^^^^^^ help: use `dyn`: `dyn Oracle`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/oracle.rs:47:25
[INFO] [stderr]    |
[INFO] [stderr] 47 | pub fn is_using_ecb(o: &Oracle) -> bool {
[INFO] [stderr]    |                         ^^^^^^ help: use `dyn`: `dyn Oracle`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/util.rs:39:35
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub fn gen_random_bytes(rng: &mut rand::RngCore, length: usize) -> Vec<u8> {
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^ help: use `dyn`: `dyn rand::RngCore`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/s2c13.rs:46:4
[INFO] [stderr]    |
[INFO] [stderr] 46 |   };
[INFO] [stderr]    |    ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cryptopals-d855d98892ba03d1)
[INFO] [stdout] test aes::test_shift_rows ... ok
[INFO] [stdout] test analysis::s1c6_example ... ok
[INFO] [stdout] test b64::encode_three_letters ... ok
[INFO] [stdout] test b64::encode_two_letters ... ok
[INFO] [stdout] test pkcs7::pad_aligned_input ... ok
[INFO] [stdout] test b64::decode_two_letters ... ok
[INFO] [stdout] test b64::decode_one_letter ... ok
[INFO] [stdout] test aes::ecb_once_16 ... ok
[INFO] [stdout] test aes::expand_key_16 ... ok
[INFO] [stdout] test aes::ecb_once_24 ... ok
[INFO] [stdout] test aes::ecb_once_32 ... ok
[INFO] [stdout] test b64::encode_one_letter ... ok
[INFO] [stdout] test s1c1::challenge ... ok
[INFO] [stdout] test s1c2::challenge ... ok
[INFO] [stdout] test b64::decode_three_letters ... ok
[INFO] [stdout] test s1c5::challenge ... ok
[INFO] [stdout] test aes::expand_key_32 ... ok
[INFO] [stdout] test s1c3::challenge ... ok
[INFO] [stdout] test aes::test_inv_shift_rows ... ok
[INFO] [stdout] test s2c13::test_gen_query_string ... ok
[INFO] [stdout] test s2c13::test_parse_query_string ... ok
[INFO] [stdout] test pkcs7::pad_unaligned_input ... ok
[INFO] [stdout] test aes::test_mix_column ... ok
[INFO] [stdout] test aes::expand_key_24 ... ok
[INFO] [stdout] test s2c9::challenge ... ok
[INFO] [stdout] test s2c16::challenge ... ok
[INFO] [stdout] test aes::test_shift_rows_ident ... ok
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/cryptopals-d855d98892ba03d1` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "9ef3e3e8ad377149be62367c0f918713270d2c7a85a2f7f46e94c6d4e45a82cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ef3e3e8ad377149be62367c0f918713270d2c7a85a2f7f46e94c6d4e45a82cc", kill_on_drop: false }`
[INFO] [stdout] 9ef3e3e8ad377149be62367c0f918713270d2c7a85a2f7f46e94c6d4e45a82cc