[INFO] fetching crate crypt_utils 0.1.0...
[INFO] testing crypt_utils-0.1.0 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate crypt_utils 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate crypt_utils 0.1.0 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crypt_utils 0.1.0
[INFO] finished tweaking crates.io crate crypt_utils 0.1.0
[INFO] tweaked toml for crates.io crate crypt_utils 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5a769106c5903159552e6e7a3ffacd703194c99ac8bb9449bc91e8b612750129
[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" "5a769106c5903159552e6e7a3ffacd703194c99ac8bb9449bc91e8b612750129", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5a769106c5903159552e6e7a3ffacd703194c99ac8bb9449bc91e8b612750129", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a769106c5903159552e6e7a3ffacd703194c99ac8bb9449bc91e8b612750129", kill_on_drop: false }`
[INFO] [stdout] 5a769106c5903159552e6e7a3ffacd703194c99ac8bb9449bc91e8b612750129
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 232a868bb2c2ebb0f3b1f441d0f514e06cb5ddc086b22de9eb5c0ada0694d895
[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" "232a868bb2c2ebb0f3b1f441d0f514e06cb5ddc086b22de9eb5c0ada0694d895", kill_on_drop: false }`
[INFO] [stderr]    Compiling crypt_utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "232a868bb2c2ebb0f3b1f441d0f514e06cb5ddc086b22de9eb5c0ada0694d895", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "232a868bb2c2ebb0f3b1f441d0f514e06cb5ddc086b22de9eb5c0ada0694d895", kill_on_drop: false }`
[INFO] [stdout] 232a868bb2c2ebb0f3b1f441d0f514e06cb5ddc086b22de9eb5c0ada0694d895
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 900ada1ddbe35bb5fc2cba927be2db24f4f5c31035e9a63f353b6ff339700efe
[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" "900ada1ddbe35bb5fc2cba927be2db24f4f5c31035e9a63f353b6ff339700efe", kill_on_drop: false }`
[INFO] [stderr]    Compiling crypt_utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "900ada1ddbe35bb5fc2cba927be2db24f4f5c31035e9a63f353b6ff339700efe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "900ada1ddbe35bb5fc2cba927be2db24f4f5c31035e9a63f353b6ff339700efe", kill_on_drop: false }`
[INFO] [stdout] 900ada1ddbe35bb5fc2cba927be2db24f4f5c31035e9a63f353b6ff339700efe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 355cbbe69cb50f8f07352318977c2715843e4d44aaf6c2b25e3892643c7fcbba
[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" "355cbbe69cb50f8f07352318977c2715843e4d44aaf6c2b25e3892643c7fcbba", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/crypt_utils-d93cc394a02df2e7
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests crypt_utils
[INFO] [stdout] test tests::shifts_correct_amount ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - wrapped_shift_letters (line 40) ... FAILED
[INFO] [stdout] test src/keygen.rs - keygen::KeyGenerator::next (line 43) ... FAILED
[INFO] [stdout] test src/keygen.rs - keygen::KeyGenerator::new (line 24) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - wrapped_shift_letters (line 40) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `KeyGenerator`
[INFO] [stdout]  --> src/lib.rs:41:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | let shifted: char = KeyGenerator::wrapped_shift_letters('a', 12u32);
[INFO] [stdout]   |                     ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crypt_utils::KeyGenerator;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/keygen.rs - keygen::KeyGenerator::next (line 43) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `KeyGenerator`
[INFO] [stdout]  --> src/keygen.rs:44:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | let keygen = KeyGenerator::new(String::from("Queen", true));
[INFO] [stdout]   |              ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crypt_utils::KeyGenerator;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 1 argument but 2 arguments were supplied
[INFO] [stdout]  --> src/keygen.rs:44:32
[INFO] [stdout]   |
[INFO] [stdout] 3 | let keygen = KeyGenerator::new(String::from("Queen", true));
[INFO] [stdout]   |                                ^^^^^^^^^^^^ -------  ---- supplied 2 arguments
[INFO] [stdout]   |                                |
[INFO] [stdout]   |                                expected 1 argument
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/keygen.rs - keygen::KeyGenerator::new (line 24) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `KeyGenerator`
[INFO] [stdout]  --> src/keygen.rs:25:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | let keygen = KeyGenerator::new(String::from("Queen"), true);
[INFO] [stdout]   |              ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crypt_utils::KeyGenerator;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/keygen.rs - keygen::KeyGenerator::new (line 24)
[INFO] [stdout]     src/keygen.rs - keygen::KeyGenerator::next (line 43)
[INFO] [stdout]     src/lib.rs - wrapped_shift_letters (line 40)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "355cbbe69cb50f8f07352318977c2715843e4d44aaf6c2b25e3892643c7fcbba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "355cbbe69cb50f8f07352318977c2715843e4d44aaf6c2b25e3892643c7fcbba", kill_on_drop: false }`
[INFO] [stdout] 355cbbe69cb50f8f07352318977c2715843e4d44aaf6c2b25e3892643c7fcbba