[INFO] fetching crate random_encrypt 0.1.0...
[INFO] checking random_encrypt-0.1.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate random_encrypt 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate random_encrypt 0.1.0
[INFO] finished tweaking crates.io crate random_encrypt 0.1.0
[INFO] tweaked toml for crates.io crate random_encrypt 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate random_encrypt 0.1.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate random_encrypt 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20824b131c391d1e32c182574d42af8296a94ce3b3f73f9dc7e6fe7a08bd16e1
[INFO] running `Command { std: "docker" "start" "-a" "20824b131c391d1e32c182574d42af8296a94ce3b3f73f9dc7e6fe7a08bd16e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20824b131c391d1e32c182574d42af8296a94ce3b3f73f9dc7e6fe7a08bd16e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20824b131c391d1e32c182574d42af8296a94ce3b3f73f9dc7e6fe7a08bd16e1", kill_on_drop: false }`
[INFO] [stdout] 20824b131c391d1e32c182574d42af8296a94ce3b3f73f9dc7e6fe7a08bd16e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1a61cc553efd45a1d693b286af685d7aebf2d1d6a35b6b8bc253fcb82796a0a
[INFO] running `Command { std: "docker" "start" "-a" "f1a61cc553efd45a1d693b286af685d7aebf2d1d6a35b6b8bc253fcb82796a0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]     Checking iana-time-zone v0.1.53
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking chrono v0.4.23
[INFO] [stderr]     Checking random_encrypt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]  --> src/lib.rs:2:66
[INFO] [stdout]   |
[INFO] [stdout] 2 | use chrono::{prelude::*, DateTime, TimeZone, NaiveDateTime, Utc, Duration};
[INFO] [stdout]   |                                                                  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Duration`
[INFO] [stdout]  --> src/lib.rs:2:66
[INFO] [stdout]   |
[INFO] [stdout] 2 | use chrono::{prelude::*, DateTime, TimeZone, NaiveDateTime, Utc, Duration};
[INFO] [stdout]   |                                                                  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TimeZone`
[INFO] [stdout]  --> src/lib.rs:2:36
[INFO] [stdout]   |
[INFO] [stdout] 2 | use chrono::{prelude::*, DateTime, TimeZone, NaiveDateTime, Utc, Duration};
[INFO] [stdout]   |                                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `str`
[INFO] [stdout]   --> src/lib.rs:78:31
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn encrypt(&mut self, str: String) -> String {
[INFO] [stdout]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_str`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `options`, `second_redundancy`, and `cipher_algo` are never read
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub struct RandomEncrypt {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     options: i32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     second_redundancy: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     cipher_algo: (String, String, String, String, String, String),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RandomEncrypt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TimeZone`
[INFO] [stdout]  --> src/lib.rs:2:36
[INFO] [stdout]   |
[INFO] [stdout] 2 | use chrono::{prelude::*, DateTime, TimeZone, NaiveDateTime, Utc, Duration};
[INFO] [stdout]   |                                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `str`
[INFO] [stdout]   --> src/lib.rs:78:31
[INFO] [stdout]    |
[INFO] [stdout] 78 |     pub fn encrypt(&mut self, str: String) -> String {
[INFO] [stdout]    |                               ^^^ help: if this is intentional, prefix it with an underscore: `_str`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `options`, `second_redundancy`, and `cipher_algo` are never read
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub struct RandomEncrypt {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     options: i32,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     second_redundancy: i32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 20 |     cipher_algo: (String, String, String, String, String, String),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RandomEncrypt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.18s
[INFO] running `Command { std: "docker" "inspect" "f1a61cc553efd45a1d693b286af685d7aebf2d1d6a35b6b8bc253fcb82796a0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1a61cc553efd45a1d693b286af685d7aebf2d1d6a35b6b8bc253fcb82796a0a", kill_on_drop: false }`
[INFO] [stdout] f1a61cc553efd45a1d693b286af685d7aebf2d1d6a35b6b8bc253fcb82796a0a