[INFO] cloning repository https://github.com/EllieTakacs/Dialogue-Graph
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EllieTakacs/Dialogue-Graph" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEllieTakacs%2FDialogue-Graph", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEllieTakacs%2FDialogue-Graph'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 025c90950c15b56e7b46134ad4bec3f8e652bf84
[INFO] testing EllieTakacs/Dialogue-Graph against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEllieTakacs%2FDialogue-Graph" "/workspace/builds/worker-117/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-117/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EllieTakacs/Dialogue-Graph 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/EllieTakacs/Dialogue-Graph
[INFO] finished tweaking git repo https://github.com/EllieTakacs/Dialogue-Graph
[INFO] tweaked toml for git repo https://github.com/EllieTakacs/Dialogue-Graph written to /workspace/builds/worker-117/source/Cargo.toml
[INFO] crate git repo https://github.com/EllieTakacs/Dialogue-Graph 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_test v1.0.104
[INFO] [stderr]   Downloaded serde_closure v0.2.10
[INFO] [stderr]   Downloaded serde_closure_derive v0.2.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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] dd693d33fb3fdeacf2745bdb87ff241e9a6692865410d69606cf9298e1545362
[INFO] running `Command { std: "docker" "start" "-a" "dd693d33fb3fdeacf2745bdb87ff241e9a6692865410d69606cf9298e1545362", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd693d33fb3fdeacf2745bdb87ff241e9a6692865410d69606cf9298e1545362", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd693d33fb3fdeacf2745bdb87ff241e9a6692865410d69606cf9298e1545362", kill_on_drop: false }`
[INFO] [stdout] dd693d33fb3fdeacf2745bdb87ff241e9a6692865410d69606cf9298e1545362
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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] ee0cca5bdfeca398727aa4abd0ed3a45f8365d60512cc87ac216a5b9ef57c576
[INFO] running `Command { std: "docker" "start" "-a" "ee0cca5bdfeca398727aa4abd0ed3a45f8365d60512cc87ac216a5b9ef57c576", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling petgraph v0.5.0
[INFO] [stderr]    Compiling dialogue_graph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/serde_impls.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 22 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/serde_impls.rs:58:10
[INFO] [stdout]    |
[INFO] [stdout] 58 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/serde_impls.rs:127:10
[INFO] [stdout]     |
[INFO] [stdout] 127 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/serde_impls.rs:163:10
[INFO] [stdout]     |
[INFO] [stdout] 163 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/serde_impls.rs:232:10
[INFO] [stdout]     |
[INFO] [stdout] 232 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/serde_impls.rs:268:10
[INFO] [stdout]     |
[INFO] [stdout] 268 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/serde_impls.rs:339:10
[INFO] [stdout]     |
[INFO] [stdout] 339 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/serde_impls.rs:378:10
[INFO] [stdout]     |
[INFO] [stdout] 378 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/serde_impls.rs:464:10
[INFO] [stdout]     |
[INFO] [stdout] 464 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/serde_impls.rs:503:10
[INFO] [stdout]     |
[INFO] [stdout] 503 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/serde_impls.rs:590:10
[INFO] [stdout]     |
[INFO] [stdout] 590 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/serde_impls.rs:629:10
[INFO] [stdout]     |
[INFO] [stdout] 629 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.41s
[INFO] running `Command { std: "docker" "inspect" "ee0cca5bdfeca398727aa4abd0ed3a45f8365d60512cc87ac216a5b9ef57c576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee0cca5bdfeca398727aa4abd0ed3a45f8365d60512cc87ac216a5b9ef57c576", kill_on_drop: false }`
[INFO] [stdout] ee0cca5bdfeca398727aa4abd0ed3a45f8365d60512cc87ac216a5b9ef57c576
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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] 1975350974b2ff0b2324d1bf153ae416a0c907419b1aa45db7e336758c0e77bc
[INFO] running `Command { std: "docker" "start" "-a" "1975350974b2ff0b2324d1bf153ae416a0c907419b1aa45db7e336758c0e77bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling serde_test v1.0.104
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/serde_impls.rs:22:10
[INFO] [stdout]    |
[INFO] [stdout] 22 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/serde_impls.rs:58:10
[INFO] [stdout]    |
[INFO] [stdout] 58 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/serde_impls.rs:127:10
[INFO] [stdout]     |
[INFO] [stdout] 127 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/serde_impls.rs:163:10
[INFO] [stdout]     |
[INFO] [stdout] 163 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/serde_impls.rs:232:10
[INFO] [stdout]     |
[INFO] [stdout] 232 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/serde_impls.rs:268:10
[INFO] [stdout]     |
[INFO] [stdout] 268 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/serde_impls.rs:339:10
[INFO] [stdout]     |
[INFO] [stdout] 339 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/serde_impls.rs:378:10
[INFO] [stdout]     |
[INFO] [stdout] 378 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/serde_impls.rs:464:10
[INFO] [stdout]     |
[INFO] [stdout] 464 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/serde_impls.rs:503:10
[INFO] [stdout]     |
[INFO] [stdout] 503 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/serde_impls.rs:590:10
[INFO] [stdout]     |
[INFO] [stdout] 590 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/serde_impls.rs:629:10
[INFO] [stdout]     |
[INFO] [stdout] 629 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_closure_derive v0.2.10
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_closure_derive-0.2.10/src/lib.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(proc_macro_diagnostic)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serde_closure_derive` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "1975350974b2ff0b2324d1bf153ae416a0c907419b1aa45db7e336758c0e77bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1975350974b2ff0b2324d1bf153ae416a0c907419b1aa45db7e336758c0e77bc", kill_on_drop: false }`
[INFO] [stdout] 1975350974b2ff0b2324d1bf153ae416a0c907419b1aa45db7e336758c0e77bc