[INFO] cloning repository https://github.com/nwmqpa/griddy-cipher-generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nwmqpa/griddy-cipher-generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnwmqpa%2Fgriddy-cipher-generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnwmqpa%2Fgriddy-cipher-generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c37cd48f66dc27b7df477bdb91d581263acb2079
[INFO] testing nwmqpa/griddy-cipher-generator against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnwmqpa%2Fgriddy-cipher-generator" "/workspace/builds/worker-62/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-62/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nwmqpa/griddy-cipher-generator on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nwmqpa/griddy-cipher-generator
[INFO] finished tweaking git repo https://github.com/nwmqpa/griddy-cipher-generator
[INFO] tweaked toml for git repo https://github.com/nwmqpa/griddy-cipher-generator written to /workspace/builds/worker-62/source/Cargo.toml
[INFO] crate git repo https://github.com/nwmqpa/griddy-cipher-generator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0469f45b9318406bf2e3f3c540674b7421686ad27e8b6466f3f143979db22a48
[INFO] running `Command { std: "docker" "start" "-a" "0469f45b9318406bf2e3f3c540674b7421686ad27e8b6466f3f143979db22a48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0469f45b9318406bf2e3f3c540674b7421686ad27e8b6466f3f143979db22a48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0469f45b9318406bf2e3f3c540674b7421686ad27e8b6466f3f143979db22a48", kill_on_drop: false }`
[INFO] [stdout] 0469f45b9318406bf2e3f3c540674b7421686ad27e8b6466f3f143979db22a48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 324effdb8f3e125040f760abbb27c8a3490524b22a589ff03f01393f867bb6fc
[INFO] running `Command { std: "docker" "start" "-a" "324effdb8f3e125040f760abbb27c8a3490524b22a589ff03f01393f867bb6fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap_derive v3.0.2
[INFO] [stderr]    Compiling clap v3.0.4
[INFO] [stderr]    Compiling curvy_letters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/main.rs:4:28
[INFO] [stdout]   |
[INFO] [stdout] 4 |     collections::{HashMap, HashSet},
[INFO] [stdout]   |                            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/main.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fmt::{Display, Write},
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `slice::SliceIndex`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     slice::SliceIndex,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:500:9
[INFO] [stdout]     |
[INFO] [stdout] 500 |         std::fs::write(format!("{}.svg", word), &svg);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.54s
[INFO] running `Command { std: "docker" "inspect" "324effdb8f3e125040f760abbb27c8a3490524b22a589ff03f01393f867bb6fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "324effdb8f3e125040f760abbb27c8a3490524b22a589ff03f01393f867bb6fc", kill_on_drop: false }`
[INFO] [stdout] 324effdb8f3e125040f760abbb27c8a3490524b22a589ff03f01393f867bb6fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ceb822b77ea3a0eae14bb63eca5b0c4ff1323bfe8b793f80319ea883a730e954
[INFO] running `Command { std: "docker" "start" "-a" "ceb822b77ea3a0eae14bb63eca5b0c4ff1323bfe8b793f80319ea883a730e954", kill_on_drop: false }`
[INFO] [stderr]    Compiling curvy_letters v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/main.rs:4:28
[INFO] [stdout]   |
[INFO] [stdout] 4 |     collections::{HashMap, HashSet},
[INFO] [stdout]   |                            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/main.rs:5:20
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fmt::{Display, Write},
[INFO] [stdout]   |                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `slice::SliceIndex`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     slice::SliceIndex,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:500:9
[INFO] [stdout]     |
[INFO] [stdout] 500 |         std::fs::write(format!("{}.svg", word), &svg);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/curvy_letters-c011afd3618c7862)
[INFO] running `Command { std: "docker" "inspect" "ceb822b77ea3a0eae14bb63eca5b0c4ff1323bfe8b793f80319ea883a730e954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ceb822b77ea3a0eae14bb63eca5b0c4ff1323bfe8b793f80319ea883a730e954", kill_on_drop: false }`
[INFO] [stdout] ceb822b77ea3a0eae14bb63eca5b0c4ff1323bfe8b793f80319ea883a730e954
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f072132c7a8a04c0816082cbba2e88c58fe4cedc1fdd5386a24a00fbebc957c3
[INFO] running `Command { std: "docker" "start" "-a" "f072132c7a8a04c0816082cbba2e88c58fe4cedc1fdd5386a24a00fbebc957c3", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `HashSet`
[INFO] [stderr]  --> src/main.rs:4:28
[INFO] [stderr]   |
[INFO] [stderr] 4 |     collections::{HashMap, HashSet},
[INFO] [stderr]   |                            ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> src/main.rs:5:20
[INFO] [stderr]   |
[INFO] [stderr] 5 |     fmt::{Display, Write},
[INFO] [stderr]   |                    ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `slice::SliceIndex`
[INFO] [stderr]  --> src/main.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     slice::SliceIndex,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:500:9
[INFO] [stderr]     |
[INFO] [stderr] 500 |         std::fs::write(format!("{}.svg", word), &svg);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `curvy_letters` (bin "curvy_letters" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/curvy_letters-c011afd3618c7862)
[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" "f072132c7a8a04c0816082cbba2e88c58fe4cedc1fdd5386a24a00fbebc957c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f072132c7a8a04c0816082cbba2e88c58fe4cedc1fdd5386a24a00fbebc957c3", kill_on_drop: false }`
[INFO] [stdout] f072132c7a8a04c0816082cbba2e88c58fe4cedc1fdd5386a24a00fbebc957c3