[INFO] cloning repository https://github.com/toshokan/violet
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/toshokan/violet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoshokan%2Fviolet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoshokan%2Fviolet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 24a9d300994dff38bc861c4fbf752fa1b14a04bd
[INFO] testing toshokan/violet against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoshokan%2Fviolet" "/workspace/builds/worker-97/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-97/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/toshokan/violet on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/toshokan/violet
[INFO] finished tweaking git repo https://github.com/toshokan/violet
[INFO] tweaked toml for git repo https://github.com/toshokan/violet written to /workspace/builds/worker-97/source/Cargo.toml
[INFO] crate git repo https://github.com/toshokan/violet already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2446cb03de33488e117f967f5ac62551c36d6cb0da60201424953d7c7c7a323b
[INFO] running `Command { std: "docker" "start" "-a" "2446cb03de33488e117f967f5ac62551c36d6cb0da60201424953d7c7c7a323b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2446cb03de33488e117f967f5ac62551c36d6cb0da60201424953d7c7c7a323b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2446cb03de33488e117f967f5ac62551c36d6cb0da60201424953d7c7c7a323b", kill_on_drop: false }`
[INFO] [stdout] 2446cb03de33488e117f967f5ac62551c36d6cb0da60201424953d7c7c7a323b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac5b8832bc82e8b8dcc33167fb3e627015243becae0c98f08dfdded35b1e2255
[INFO] running `Command { std: "docker" "start" "-a" "ac5b8832bc82e8b8dcc33167fb3e627015243becae0c98f08dfdded35b1e2255", kill_on_drop: false }`
[INFO] [stderr]    Compiling violet-syntax v0.1.0 (/opt/rustwide/workdir/violet-syntax)
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> violet-syntax/src/lib.rs:89:6
[INFO] [stdout]    |
[INFO] [stdout] 89 |         c => self.parse_sym(),
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "ac5b8832bc82e8b8dcc33167fb3e627015243becae0c98f08dfdded35b1e2255", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac5b8832bc82e8b8dcc33167fb3e627015243becae0c98f08dfdded35b1e2255", kill_on_drop: false }`
[INFO] [stdout] ac5b8832bc82e8b8dcc33167fb3e627015243becae0c98f08dfdded35b1e2255
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5ddbe718fa3a644d22d61adb44ba30efb37e3cbd89c10f1b5a297bee357815b
[INFO] running `Command { std: "docker" "start" "-a" "d5ddbe718fa3a644d22d61adb44ba30efb37e3cbd89c10f1b5a297bee357815b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> violet-syntax/src/lib.rs:89:6
[INFO] [stdout]    |
[INFO] [stdout] 89 |         c => self.parse_sym(),
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling violet-syntax v0.1.0 (/opt/rustwide/workdir/violet-syntax)
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]   --> violet-syntax/src/lib.rs:89:6
[INFO] [stdout]    |
[INFO] [stdout] 89 |         c => self.parse_sym(),
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 21.07s
[INFO] running `Command { std: "docker" "inspect" "d5ddbe718fa3a644d22d61adb44ba30efb37e3cbd89c10f1b5a297bee357815b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5ddbe718fa3a644d22d61adb44ba30efb37e3cbd89c10f1b5a297bee357815b", kill_on_drop: false }`
[INFO] [stdout] d5ddbe718fa3a644d22d61adb44ba30efb37e3cbd89c10f1b5a297bee357815b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-97/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8675cdc3a8472145b6056f79833ed0b3a79b1adef9ece8391572373fbd796187
[INFO] running `Command { std: "docker" "start" "-a" "8675cdc3a8472145b6056f79833ed0b3a79b1adef9ece8391572373fbd796187", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]   --> violet-syntax/src/lib.rs:89:6
[INFO] [stderr]    |
[INFO] [stderr] 89 |         c => self.parse_sym(),
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `violet-syntax` (lib) generated 1 warning
[INFO] [stderr] warning: `violet-syntax` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/violet_syntax-1b8a46d4bf404925)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::parses_keywords ... ok
[INFO] [stdout] test test::parses_lists ... ok
[INFO] [stdout] test test::parses_strings ... ok
[INFO] [stdout] test test::parses_syms ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests violet-syntax
[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" "8675cdc3a8472145b6056f79833ed0b3a79b1adef9ece8391572373fbd796187", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8675cdc3a8472145b6056f79833ed0b3a79b1adef9ece8391572373fbd796187", kill_on_drop: false }`
[INFO] [stdout] 8675cdc3a8472145b6056f79833ed0b3a79b1adef9ece8391572373fbd796187