[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] checking robarnold/cryptopals against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobarnold%2Fcryptopals" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/robarnold/cryptopals on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "read-manifest" "--manifest-path" "Cargo.toml", 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-10/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" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5650b992e6a9c7b8a4ee3c2df921deb888449768ec58518aeb187aeaf2d5d6d2
[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" "5650b992e6a9c7b8a4ee3c2df921deb888449768ec58518aeb187aeaf2d5d6d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5650b992e6a9c7b8a4ee3c2df921deb888449768ec58518aeb187aeaf2d5d6d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5650b992e6a9c7b8a4ee3c2df921deb888449768ec58518aeb187aeaf2d5d6d2", kill_on_drop: false }`
[INFO] [stdout] 5650b992e6a9c7b8a4ee3c2df921deb888449768ec58518aeb187aeaf2d5d6d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a450b75213364e49121230027fb3c9091d527a52fb705338fd53e123aa53ea10
[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" "a450b75213364e49121230027fb3c9091d527a52fb705338fd53e123aa53ea10", kill_on_drop: false }`
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking log v0.4.2
[INFO] [stderr]     Checking rand v0.5.0
[INFO] [stderr]     Checking thread_local v0.3.5
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr]     Checking regex v1.0.0
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rayon v1.0.1
[INFO] [stderr]     Checking env_logger v0.5.10
[INFO] [stderr]     Checking quickcheck v0.6.2
[INFO] [stderr]     Checking 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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[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] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.29s
[INFO] running `Command { std: "docker" "inspect" "a450b75213364e49121230027fb3c9091d527a52fb705338fd53e123aa53ea10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a450b75213364e49121230027fb3c9091d527a52fb705338fd53e123aa53ea10", kill_on_drop: false }`
[INFO] [stdout] a450b75213364e49121230027fb3c9091d527a52fb705338fd53e123aa53ea10