[INFO] updating cached repository https://github.com/hashedone/toy-interpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e04e06bd0fe9349d7515fe0731591eabc6b428b
[INFO] testing hashedone/toy-interpreter against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhashedone%2Ftoy-interpreter" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hashedone/toy-interpreter on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hashedone/toy-interpreter
[INFO] finished tweaking git repo https://github.com/hashedone/toy-interpreter
[INFO] tweaked toml for git repo https://github.com/hashedone/toy-interpreter written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/hashedone/toy-interpreter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc447f2f5937a1b6ae3cae58e8092f6af46d75174f063da21f31538769358b1f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fc447f2f5937a1b6ae3cae58e8092f6af46d75174f063da21f31538769358b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc447f2f5937a1b6ae3cae58e8092f6af46d75174f063da21f31538769358b1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc447f2f5937a1b6ae3cae58e8092f6af46d75174f063da21f31538769358b1f", kill_on_drop: false }`
[INFO] [stdout] fc447f2f5937a1b6ae3cae58e8092f6af46d75174f063da21f31538769358b1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 498def1950568ef459cce459debac5d2486644901df4ac7d960cf3cb07253dcb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "498def1950568ef459cce459debac5d2486644901df4ac7d960cf3cb07253dcb", kill_on_drop: false }`
[INFO] [stderr]    Compiling interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.14s
[INFO] running `Command { std: "docker" "inspect" "498def1950568ef459cce459debac5d2486644901df4ac7d960cf3cb07253dcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "498def1950568ef459cce459debac5d2486644901df4ac7d960cf3cb07253dcb", kill_on_drop: false }`
[INFO] [stdout] 498def1950568ef459cce459debac5d2486644901df4ac7d960cf3cb07253dcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57667abe6e55eca0e94772f9aa5b9ec3101778da3e0f994a19ed85a2bea3507b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "57667abe6e55eca0e94772f9aa5b9ec3101778da3e0f994a19ed85a2bea3507b", kill_on_drop: false }`
[INFO] [stderr]    Compiling interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/parser.rs:493:46
[INFO] [stdout]     |
[INFO] [stdout] 493 |         let expected = Terminal::Value(27.0);;
[INFO] [stdout]     |                                              ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: wrong number of type arguments: expected 1, found 2
[INFO] [stdout]   --> src/lexer.rs:82:48
[INFO] [stdout]    |
[INFO] [stdout] 82 |         tokenize("^").collect::<Result<Vec<_>, _>>().unwrap_err();
[INFO] [stdout]    |                                                ^ unexpected type argument
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0107`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `interpreter`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "57667abe6e55eca0e94772f9aa5b9ec3101778da3e0f994a19ed85a2bea3507b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57667abe6e55eca0e94772f9aa5b9ec3101778da3e0f994a19ed85a2bea3507b", kill_on_drop: false }`
[INFO] [stdout] 57667abe6e55eca0e94772f9aa5b9ec3101778da3e0f994a19ed85a2bea3507b