[INFO] fetching crate enigma 0.0.2...
[INFO] building enigma-0.0.2 against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] extracting crate enigma 0.0.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate enigma 0.0.2 on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enigma 0.0.2
[INFO] finished tweaking crates.io crate enigma 0.0.2
[INFO] tweaked toml for crates.io crate enigma 0.0.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a04b9343c37e838d82902e6fae6ae916b2f0df9e4c2c8d5e22fc6dc9501f8882
[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" "a04b9343c37e838d82902e6fae6ae916b2f0df9e4c2c8d5e22fc6dc9501f8882", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a04b9343c37e838d82902e6fae6ae916b2f0df9e4c2c8d5e22fc6dc9501f8882", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a04b9343c37e838d82902e6fae6ae916b2f0df9e4c2c8d5e22fc6dc9501f8882", kill_on_drop: false }`
[INFO] [stdout] a04b9343c37e838d82902e6fae6ae916b2f0df9e4c2c8d5e22fc6dc9501f8882
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7ef18378f6fb3255024e9c3e3c135841b91cd584e88e9a44c2c7c5157312f3b
[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" "c7ef18378f6fb3255024e9c3e3c135841b91cd584e88e9a44c2c7c5157312f3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling enigma v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/hashes/md2.rs:96:33
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let n = min(in_len, (16 - self.cur_len));
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/hashes/mod.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |         use std::vec::Vec;
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/hashes/md4.rs:52:29
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn set_input(&mut self, input: &[u8]) {
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.04s
[INFO] running `Command { std: "docker" "inspect" "c7ef18378f6fb3255024e9c3e3c135841b91cd584e88e9a44c2c7c5157312f3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7ef18378f6fb3255024e9c3e3c135841b91cd584e88e9a44c2c7c5157312f3b", kill_on_drop: false }`
[INFO] [stdout] c7ef18378f6fb3255024e9c3e3c135841b91cd584e88e9a44c2c7c5157312f3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a83b156940b603ba4d504eb39769e3cc4e7cf03aa0c108b7dd6e6c01e46e835
[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" "8a83b156940b603ba4d504eb39769e3cc4e7cf03aa0c108b7dd6e6c01e46e835", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling enigma v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/hashes/md2.rs:96:33
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let n = min(in_len, (16 - self.cur_len));
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/hashes/mod.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |         use std::vec::Vec;
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/hashes/md4.rs:52:29
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn set_input(&mut self, input: &[u8]) {
[INFO] [stdout]    |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/hashes/md2.rs:96:33
[INFO] [stdout]    |
[INFO] [stdout] 96 |             let n = min(in_len, (16 - self.cur_len));
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Vec` is imported redundantly
[INFO] [stdout]   --> src/hashes/mod.rs:52:13
[INFO] [stdout]    |
[INFO] [stdout] 52 |         use std::vec::Vec;
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hashes/mod.rs:91:41
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn perform_hash_test(hash: &mut HashFunction, test: &HashTestCase) {
[INFO] [stdout]    |                                         ^^^^^^^^^^^^ help: use `dyn`: `dyn HashFunction`
[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] error[E0599]: no function or associated item named `from_elem` found for struct `Vec<_, _>` in the current scope
[INFO] [stdout]   --> src/hashes/mod.rs:96:31
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let mut result = Vec::from_elem(hash.get_output_length(), 0u8);
[INFO] [stdout]    |                               ^^^^^^^^^ function or associated item not found in `Vec<_, _>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `as_slice` found for struct `std::string::String` in the current scope
[INFO] [stdout]    --> src/hashes/mod.rs:115:28
[INFO] [stdout]     |
[INFO] [stdout] 115 |         assert!(result_str.as_slice() == test.output_str);
[INFO] [stdout]     |                            ^^^^^^^^ method not found in `std::string::String`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `enigma`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "8a83b156940b603ba4d504eb39769e3cc4e7cf03aa0c108b7dd6e6c01e46e835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a83b156940b603ba4d504eb39769e3cc4e7cf03aa0c108b7dd6e6c01e46e835", kill_on_drop: false }`
[INFO] [stdout] 8a83b156940b603ba4d504eb39769e3cc4e7cf03aa0c108b7dd6e6c01e46e835
