[INFO] cloning repository https://github.com/stSolo/passgen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stSolo/passgen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FstSolo%2Fpassgen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FstSolo%2Fpassgen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] abc14b806714dc6226ba2b9867933bc405916a1d
[INFO] testing stSolo/passgen against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FstSolo%2Fpassgen" "/workspace/builds/worker-17/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stSolo/passgen on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/stSolo/passgen
[INFO] finished tweaking git repo https://github.com/stSolo/passgen
[INFO] tweaked toml for git repo https://github.com/stSolo/passgen written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate git repo https://github.com/stSolo/passgen already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 427f4b636ab7832a96544b0e003d1817d138ce311862a2d34ace47a563fa856e
[INFO] running `Command { std: "docker" "start" "-a" "427f4b636ab7832a96544b0e003d1817d138ce311862a2d34ace47a563fa856e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "427f4b636ab7832a96544b0e003d1817d138ce311862a2d34ace47a563fa856e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "427f4b636ab7832a96544b0e003d1817d138ce311862a2d34ace47a563fa856e", kill_on_drop: false }`
[INFO] [stdout] 427f4b636ab7832a96544b0e003d1817d138ce311862a2d34ace47a563fa856e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afe46fe821268e82cebef3a7eeb23476825b1fcb63fa419cb894ddbc393a5d44
[INFO] running `Command { std: "docker" "start" "-a" "afe46fe821268e82cebef3a7eeb23476825b1fcb63fa419cb894ddbc393a5d44", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling passgen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `az` should have an upper case name
[INFO] [stdout]  --> src/lib.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub const az: &[u8] = b"abcdefghijklmnopqrstuvwxyz";
[INFO] [stdout]   |           ^^ help: convert the identifier to upper case: `AZ`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `nums` should have an upper case name
[INFO] [stdout]  --> src/lib.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const nums: &[u8] = b"0123456789";
[INFO] [stdout]   |           ^^^^ help: convert the identifier to upper case: `NUMS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `symbs` should have an upper case name
[INFO] [stdout]  --> src/lib.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const symbs: &[u8] = b")(*&^%$#@!~-_+";
[INFO] [stdout]   |           ^^^^^ help: convert the identifier to upper case: `SYMBS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PASSWORD_LEN` should have a snake case name
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let PASSWORD_LEN: usize = if args.len() < 2 {
[INFO] [stdout]   |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `password_len`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `CHARSET` should have a snake case name
[INFO] [stdout]   --> src/main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let CHARSET: &[u8] = &[AZ, az, nums, symbs].concat();
[INFO] [stdout]    |         ^^^^^^^ help: convert the identifier to snake case: `charset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.47s
[INFO] running `Command { std: "docker" "inspect" "afe46fe821268e82cebef3a7eeb23476825b1fcb63fa419cb894ddbc393a5d44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afe46fe821268e82cebef3a7eeb23476825b1fcb63fa419cb894ddbc393a5d44", kill_on_drop: false }`
[INFO] [stdout] afe46fe821268e82cebef3a7eeb23476825b1fcb63fa419cb894ddbc393a5d44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7555fe56af03c0e92ccdca2e07cda549555eb9d3501767b6aca2f2586e0377b0
[INFO] running `Command { std: "docker" "start" "-a" "7555fe56af03c0e92ccdca2e07cda549555eb9d3501767b6aca2f2586e0377b0", kill_on_drop: false }`
[INFO] [stdout] warning: constant `az` should have an upper case name
[INFO] [stdout]  --> src/lib.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub const az: &[u8] = b"abcdefghijklmnopqrstuvwxyz";
[INFO] [stdout]   |           ^^ help: convert the identifier to upper case: `AZ`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling passgen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `nums` should have an upper case name
[INFO] [stdout]  --> src/lib.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const nums: &[u8] = b"0123456789";
[INFO] [stdout]   |           ^^^^ help: convert the identifier to upper case: `NUMS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `symbs` should have an upper case name
[INFO] [stdout]  --> src/lib.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const symbs: &[u8] = b")(*&^%$#@!~-_+";
[INFO] [stdout]   |           ^^^^^ help: convert the identifier to upper case: `SYMBS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `az` should have an upper case name
[INFO] [stdout]  --> src/lib.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub const az: &[u8] = b"abcdefghijklmnopqrstuvwxyz";
[INFO] [stdout]   |           ^^ help: convert the identifier to upper case: `AZ`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `nums` should have an upper case name
[INFO] [stdout]  --> src/lib.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const nums: &[u8] = b"0123456789";
[INFO] [stdout]   |           ^^^^ help: convert the identifier to upper case: `NUMS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `symbs` should have an upper case name
[INFO] [stdout]  --> src/lib.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const symbs: &[u8] = b")(*&^%$#@!~-_+";
[INFO] [stdout]   |           ^^^^^ help: convert the identifier to upper case: `SYMBS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PASSWORD_LEN` should have a snake case name
[INFO] [stdout]  --> src/main.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let PASSWORD_LEN: usize = if args.len() < 2 {
[INFO] [stdout]   |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `password_len`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `CHARSET` should have a snake case name
[INFO] [stdout]   --> src/main.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let CHARSET: &[u8] = &[AZ, az, nums, symbs].concat();
[INFO] [stdout]    |         ^^^^^^^ help: convert the identifier to snake case: `charset`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "7555fe56af03c0e92ccdca2e07cda549555eb9d3501767b6aca2f2586e0377b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7555fe56af03c0e92ccdca2e07cda549555eb9d3501767b6aca2f2586e0377b0", kill_on_drop: false }`
[INFO] [stdout] 7555fe56af03c0e92ccdca2e07cda549555eb9d3501767b6aca2f2586e0377b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1243daef96353ef73691ccd5975fea9ea3702c92ec6a24bce98fbec5b45bd823
[INFO] running `Command { std: "docker" "start" "-a" "1243daef96353ef73691ccd5975fea9ea3702c92ec6a24bce98fbec5b45bd823", kill_on_drop: false }`
[INFO] [stderr] warning: constant `az` should have an upper case name
[INFO] [stderr]  --> src/lib.rs:2:11
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub const az: &[u8] = b"abcdefghijklmnopqrstuvwxyz";
[INFO] [stderr]   |           ^^ help: convert the identifier to upper case: `AZ`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `nums` should have an upper case name
[INFO] [stderr]  --> src/lib.rs:3:11
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub const nums: &[u8] = b"0123456789";
[INFO] [stderr]   |           ^^^^ help: convert the identifier to upper case: `NUMS`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `symbs` should have an upper case name
[INFO] [stderr]  --> src/lib.rs:4:11
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub const symbs: &[u8] = b")(*&^%$#@!~-_+";
[INFO] [stderr]   |           ^^^^^ help: convert the identifier to upper case: `SYMBS`
[INFO] [stderr] 
[INFO] [stderr] warning: `passgen` (lib) generated 3 warnings
[INFO] [stderr] warning: `passgen` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `PASSWORD_LEN` should have a snake case name
[INFO] [stderr]  --> src/main.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let PASSWORD_LEN: usize = if args.len() < 2 {
[INFO] [stderr]   |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `password_len`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `CHARSET` should have a snake case name
[INFO] [stderr]   --> src/main.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let CHARSET: &[u8] = &[AZ, az, nums, symbs].concat();
[INFO] [stderr]    |         ^^^^^^^ help: convert the identifier to snake case: `charset`
[INFO] [stderr] 
[INFO] [stderr] warning: `passgen` (bin "passgen" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/passgen-53df5084cbedf63e)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/passgen-ba3cf52fad0ae9a3)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests passgen
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1243daef96353ef73691ccd5975fea9ea3702c92ec6a24bce98fbec5b45bd823", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1243daef96353ef73691ccd5975fea9ea3702c92ec6a24bce98fbec5b45bd823", kill_on_drop: false }`
[INFO] [stdout] 1243daef96353ef73691ccd5975fea9ea3702c92ec6a24bce98fbec5b45bd823