[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 1.60.0 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 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap v3.0.4
[INFO] [stderr]   Downloaded clap_derive v3.0.2
[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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36a1baae25ec74ee30ac51fe91f91b3e55f3b61945464986e9bb5f74024cab1c
[INFO] running `Command { std: "docker" "start" "-a" "36a1baae25ec74ee30ac51fe91f91b3e55f3b61945464986e9bb5f74024cab1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36a1baae25ec74ee30ac51fe91f91b3e55f3b61945464986e9bb5f74024cab1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36a1baae25ec74ee30ac51fe91f91b3e55f3b61945464986e9bb5f74024cab1c", kill_on_drop: false }`
[INFO] [stdout] 36a1baae25ec74ee30ac51fe91f91b3e55f3b61945464986e9bb5f74024cab1c
[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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 997862d50954232b9ee74364b29ea785ea7fd15abd809b1602dacce4d78daa1c
[INFO] running `Command { std: "docker" "start" "-a" "997862d50954232b9ee74364b29ea785ea7fd15abd809b1602dacce4d78daa1c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.112
[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 1m 16s
[INFO] running `Command { std: "docker" "inspect" "997862d50954232b9ee74364b29ea785ea7fd15abd809b1602dacce4d78daa1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "997862d50954232b9ee74364b29ea785ea7fd15abd809b1602dacce4d78daa1c", kill_on_drop: false }`
[INFO] [stdout] 997862d50954232b9ee74364b29ea785ea7fd15abd809b1602dacce4d78daa1c
[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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23b5e43ee37afce9fe5abe36dc8a6987ff02671ab943fe512aeee7f46ec287c7
[INFO] running `Command { std: "docker" "start" "-a" "23b5e43ee37afce9fe5abe36dc8a6987ff02671ab943fe512aeee7f46ec287c7", 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 6.71s
[INFO] running `Command { std: "docker" "inspect" "23b5e43ee37afce9fe5abe36dc8a6987ff02671ab943fe512aeee7f46ec287c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23b5e43ee37afce9fe5abe36dc8a6987ff02671ab943fe512aeee7f46ec287c7", kill_on_drop: false }`
[INFO] [stdout] 23b5e43ee37afce9fe5abe36dc8a6987ff02671ab943fe512aeee7f46ec287c7
[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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 427a4ecb91fc204057c295f698eea4cf4aadac12946cc4149e5c738fe08b921a
[INFO] running `Command { std: "docker" "start" "-a" "427a4ecb91fc204057c295f698eea4cf4aadac12946cc4149e5c738fe08b921a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `HashSet`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:4:28
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 4 |     collections::{HashMap, HashSet},
[INFO] [stdout] 
[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 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/curvy_letters-7dcb613fe8933dee)
[INFO] running `Command { std: "docker" "inspect" "427a4ecb91fc204057c295f698eea4cf4aadac12946cc4149e5c738fe08b921a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "427a4ecb91fc204057c295f698eea4cf4aadac12946cc4149e5c738fe08b921a", kill_on_drop: false }`
[INFO] [stdout] 427a4ecb91fc204057c295f698eea4cf4aadac12946cc4149e5c738fe08b921a